last executing test programs: 18.798437538s ago: executing program 2 (id=17): r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r0, 0x4018620d, &(0x7f0000000100)) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000180)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000280)=[@increfs], 0x0, 0x0, 0x0}) r2 = dup3(r1, r0, 0x0) r3 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r3, 0x4018620d, &(0x7f0000000140)={0x73622a85, 0x10b, 0xffffffffffffffff}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000003c0)={0x54, 0x0, &(0x7f0000000e00)=[@acquire, @transaction_sg={0x40486311, {0x1, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x60, 0x18, &(0x7f00000002c0)={@ptr={0x70742a85, 0xfffffffe, 0x0, 0x0, 0x2, 0x32}, @fda={0x66646185, 0x3, 0x0, 0x24}, @fd={0x66642a85, 0x0, r1}}, &(0x7f0000000bc0)={0x0, 0x28, 0x48}}, 0x1000}], 0x0, 0x0, 0x0}) 18.741338869s ago: executing program 2 (id=19): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/mtrr\x00', 0x2, 0x0) ioctl(r0, 0x40104d05, &(0x7f0000000900)="00000100000000000000010001") 18.722278689s ago: executing program 2 (id=20): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000080)={0x1, 0x0, [{0x40000083, 0x0, 0x5}]}) 18.670984971s ago: executing program 2 (id=21): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0x0525', 0x6) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r1, &(0x7f0000000200)='0xa4a7', 0x6) close(r1) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000300)='./config/usb_gadget/g1/functions/gser.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1/gser.usb0\x00') r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r2, &(0x7f0000000440)='dummy_udc.0', 0xb) close(r2) r3 = syz_usb_connect(0x0, 0x32, &(0x7f0000000500)=ANY=[@ANYBLOB="12010002000000402505a7a400000102030109022000010100803209040000020a0000000705810240000007050202400000"], 0x0) nanosleep(&(0x7f0000000600)={0x0, 0x1dcd6500}, 0x0) syz_usb_disconnect(r3) nanosleep(&(0x7f0000000600)={0x0, 0xbebc200}, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000000700)='\n', 0x1) close(r4) 17.506597139s ago: executing program 3 (id=27): socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/idVendor\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='0x1234\n\x00', 0x7) r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./config/usb_gadget/g1/idProduct\x00', 0x1, 0x0) write(r3, &(0x7f00000002c0)='0x5678\n\x00', 0x7) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) symlinkat(&(0x7f0000000400)='./config/usb_gadget/g1/functions/acm.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000480)='./config/usb_gadget/g1/configs/c.1/acm.usb0\x00') r4 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000000540)='usbip-vudc.0\n\x00', 0xd) r5 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r5, &(0x7f0000000640)='3\n\x00', 0x2) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) write(r1, &(0x7f0000000700)="000000010000000100"/48, 0x30) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/devices/platform/usbip-vudc.0/usbip_sockfd\x00', 0x1, 0x0) write(r6, &(0x7f0000000640)='-1\n\x00', 0x3) close(r0) close(r1) nanosleep(&(0x7f0000000800)={0x0, 0xbebc200}, 0x0) 17.412688821s ago: executing program 0 (id=29): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/phonet.usb0\x00', 0x1ff) symlinkat(&(0x7f00000001c0)='./config/usb_gadget/g1/functions/phonet.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./config/usb_gadget/g1/configs/c.1/phonet.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000000280)='dummy_udc.0', 0xb) write(r0, &(0x7f00000002c0)='\n', 0x1) close(r0) unlinkat(0xffffffffffffff9c, &(0x7f0000000300)='./config/usb_gadget/g1/configs/c.1/phonet.usb0\x00', 0x0) rmdir(&(0x7f0000000340)='./config/usb_gadget/g1/functions/phonet.usb0\x00') rmdir(&(0x7f0000000380)='./config/usb_gadget/g1/configs/c.1\x00') rmdir(&(0x7f00000003c0)='./config/usb_gadget/g1\x00') 17.391427772s ago: executing program 0 (id=30): r0 = syz_usb_connect$printer(0x0, 0x2d, &(0x7f0000000240)=ANY=[@ANYBLOB="12010000000000402505a8a4410001020b0109021b00010100c00009040000020701010009050102", @ANYRESDEC=0x0], 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000011c0)={0x34, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000001180)={0x20, 0x0, 0x1, 0x1}}) r1 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) write$char_usb(r1, &(0x7f00000002c0)="49c5", 0x2) 17.167750207s ago: executing program 3 (id=31): r0 = syz_ublk_setup_io_uring(0x20, &(0x7f0000000340)={0x0, 0x0, 0x1000, 0x40002, 0x1e5}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0, &(0x7f0000000140)=0x0) syz_ublk_add_dev(0xffffffffffffffff, r1, r2, r3, &(0x7f0000000180)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000000c0)=@new_dev={0x3, 0xf14, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x124}}}, &(0x7f0000000280)=0x0) sendto$packet(0xffffffffffffffff, &(0x7f00000000c0)="3703", 0x2, 0x4000800, 0x0, 0x0) syz_ublk_setup_queues(r0, r5, &(0x7f0000000200)={0x0, 0x1463, 0x10700, 0x2, 0xb2, 0x0, r0}, &(0x7f0000000d40)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4485, 0x10002, 0x401, 0x31c, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7682, 0x8000, 0x1, 0x2000008, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1, 0x10, 0x1, 0x902c4, 0x0, r0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x3a0b, 0x20, 0x2, 0x40021a, 0x0, r0}}], 0x4, &(0x7f0000001540)={0x2e, 0x6, 0x0, 0xffffffffffffffff, 0xc0107520, 0x0, 0x0, 0x0, 0x72ccfb459c83c565, {0x6}, 0x0, r4, '\x00', {0x3, 0x48b, 0x0, 0x0}}, 0x0) syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x110, 0x0, 0x0, 0x0, 0x20, 0x56a, 0xc5, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x70, 0x8, "", [{{0x9, 0x4, 0x0, 0xfc, 0xdf, 0x3, 0x0, 0x3, 0x0, {0x9, 0x21, 0x81, 0x3f, 0x1, {0x22, 0x28}}, {{{0x9, 0x5, 0x81, 0x3, 0x40, 0x3, 0xc1}}}}}]}}]}}, 0x0) syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0) 16.829652466s ago: executing program 2 (id=38): syz_usb_connect(0x0, 0x3f, &(0x7f0000000000)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0x6547, 0x232, 0x100, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x27, 0x1, 0x1, 0x0, 0x80, 0xfa, "", [{{0x9, 0x4, 0x0, 0x0, 0x3, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x81, 0x2, 0x200}}, {{0x9, 0x5, 0x1, 0x2, 0x200}}, {{0x9, 0x5, 0x82, 0x3, 0x40, 0x1}}]}}]}}]}}, 0x0) syz_open_dev$mouse(&(0x7f0000000100), 0x0, 0x0) 16.749124237s ago: executing program 1 (id=41): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_GUEST_MEMFD(r1, 0xc040aed4, &(0x7f0000000080)={0x10000, 0x1}) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x1000, 0x10000, &(0x7f0000ff0000/0x10000)=nil, 0x0, r2}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000200)={0x1000, 0x10000, 0x8}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_PRE_FAULT_MEMORY(r3, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x10000}) (async) ioctl$KVM_PRE_FAULT_MEMORY(r4, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x10000}) (async) ioctl$KVM_SET_USER_MEMORY_REGION2(r1, 0x40a0ae49, &(0x7f0000000180)={0x1, 0x4, 0x1000, 0x0, &(0x7f0000ff0000/0x1000)=nil}) (async) ioctl$KVM_PRE_FAULT_MEMORY(r3, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x10000}) (async) ioctl$KVM_PRE_FAULT_MEMORY(r4, 0xc040aed5, &(0x7f0000000340)={0x1000, 0x10000}) (async) close(r2) (async) 16.61643592s ago: executing program 1 (id=42): socket$inet6_tcp(0xa, 0x1, 0x0) r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r0, 0x4018620d, &(0x7f0000000100)) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000180)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000400)=[@increfs], 0x0, 0x0, 0x0}) r2 = dup3(r1, r0, 0x0) r3 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r3, 0x4018620d, &(0x7f00000002c0)={0x73622a85, 0x110a}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000003c0)={0x8, 0x0, &(0x7f0000000000)=[@acquire], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f00000001c0)={0x4c, 0x0, &(0x7f0000000540)=[@transaction_sg={0x40486311, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) 15.769936651s ago: executing program 0 (id=43): mkdir(&(0x7f0000000000)='dir0\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='dir0\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='dir0/tracing_on\x00', 0x1, 0x0) close(r0) openat(0xffffffffffffff9c, &(0x7f0000000400)='dir0/trace_marker\x00', 0x1, 0x0) write(r0, &(0x7f0000000040)="616e306d058d8ef0ea4e8c880aeaacc859553d3372cce5142d560fdad57b7811d200157f21cc0200285a15", 0x2b) openat(0xffffffffffffff9c, &(0x7f0000000a00)='dir0/per_cpu/cpu0/trace\x00', 0x0, 0x0) 15.769846091s ago: executing program 1 (id=44): mkdir(&(0x7f0000000000)='./my_config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='./my_config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) r0 = openat(0xffffff9c, &(0x7f0000000600)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_mute_present\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='0', 0x1) symlink(&(0x7f0000000e00)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', &(0x7f0000000f00)='./my_config/usb_gadget/g1/configs/c.1/uac2.usb0\x00') r1 = openat(0xffffff9c, &(0x7f0000001000)='./my_config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r1, &(0x7f0000001100)='dummy_udc.0\n', 0xc) 15.721460262s ago: executing program 0 (id=45): creat(&(0x7f0000001380)='./file0\x00', 0x4) mount(&(0x7f00000000c0)=@nullb, &(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='exfat\x00', 0x0, 0x0) 15.648828674s ago: executing program 1 (id=46): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180), 0x482, 0x0) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000000)={0x7, 0xd, 0x0, 0xffdffffc, 0x6, "00001000"}) write$binfmt_aout(r0, &(0x7f0000000440)=ANY=[], 0xff2e) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x83, "00000000000000000000ffff00"}) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000080)={0x0, 0xfffffffd, 0x8, 0xa, 0xf, "e315bc1cc24ff7b7cdb242e1ff0aa6905446b3"}) r1 = syz_open_pts(r0, 0x0) r2 = dup3(r1, r0, 0x0) read$FUSE(r2, &(0x7f0000003f80)={0x2020}, 0x2020) 15.577632275s ago: executing program 0 (id=47): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100\x00', 0x3) close(r0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 15.364705021s ago: executing program 0 (id=48): r0 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000200)={'lo\x00', &(0x7f0000000ff8)=@ethtool_sfeatures={0x3b, 0x2}}) 15.362805551s ago: executing program 2 (id=49): mkdir(&(0x7f0000000100)='./mnt\x00', 0x1ff) mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mnt\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000f00)='./mnt/power/state\x00', 0x1, 0x0) write(r0, &(0x7f0000001000)='test', 0x4) 15.328994471s ago: executing program 1 (id=50): syz_usb_connect(0x0, 0x24, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x97, 0xff, 0x82, 0x8, 0x2058, 0x1005, 0xc19b, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, "", [{{0x9, 0x4, 0x8f, 0x0, 0x0, 0xbf, 0x57, 0x5a}}]}}]}}, 0x0) mkdir(&(0x7f0000000040)='./sys\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f0000000140)) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/devices/platform/dummy_hcd.0/uevent\x00', 0x0, 0x0) read(r0, &(0x7f00000001c0)=""/10, 0xa) 14.836405894s ago: executing program 1 (id=51): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x2100, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1802}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r1, 0x8983, &(0x7f00000002c0)={0x0, 'syzkaller0\x00', {0x1}, 0xb5}) r2 = socket$netlink(0x10, 0x3, 0x0) preadv(r0, &(0x7f00000001c0)=[{&(0x7f0000000280)=""/15, 0xf}], 0x1, 0x0, 0x9) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) 14.653946298s ago: executing program 32 (id=51): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x2100, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1802}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r1, 0x8983, &(0x7f00000002c0)={0x0, 'syzkaller0\x00', {0x1}, 0xb5}) r2 = socket$netlink(0x10, 0x3, 0x0) preadv(r0, &(0x7f00000001c0)=[{&(0x7f0000000280)=""/15, 0xf}], 0x1, 0x0, 0x9) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) 14.102260441s ago: executing program 3 (id=53): r0 = add_key$keyring(&(0x7f0000000680), &(0x7f0000000000)={'syz', 0x1}, 0x0, 0x0, 0xffffffffffffffff) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000000c0)={'fscrypt:', @desc4}, &(0x7f0000000100)={0x0, "00379bce195566778899aabbccddfcff00112233445566778899aabbccddeeff000011688e0346d524b29db701e5ddeeff8000", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000180)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x32]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000001c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x33]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000200)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x34]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000240)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000280)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x36]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000002c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x37]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000300)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x0, 0x38]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000340)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000380)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x61]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000003c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x62]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000400)={'fscrypt:', @desc3}, &(0x7f0000000100)={0x0, "00112233444d66778899aabbccddefff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff0011223344556677889c69bbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000440)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x64]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000480)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x65]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000500)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x30]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000540)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x31]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) 13.775667929s ago: executing program 3 (id=54): mkdir(&(0x7f0000000000)='./my_config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='./my_config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) r0 = openat(0xffffff9c, &(0x7f0000000600)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_mute_present\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='0\x00', 0x2) r1 = openat(0xffffff9c, &(0x7f0000000800)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_volume_present\x00', 0x1, 0x0) write(r1, &(0x7f0000000900)='0\x00', 0x2) r2 = openat(0xffffff9c, &(0x7f0000000a00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_mute_present\x00', 0x1, 0x0) write(r2, &(0x7f0000000b00)='0\x00', 0x2) r3 = openat(0xffffff9c, &(0x7f0000000c00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_volume_present\x00', 0x1, 0x0) write(r3, &(0x7f0000000d00)='0\x00', 0x2) write(0xffffffffffffffff, &(0x7f0000001100)='dummy_udc.0\n\x00', 0xc) 13.433494847s ago: executing program 3 (id=55): mkdir(&(0x7f0000000000)='./my_config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) r0 = openat(0xffffff9c, &(0x7f0000001000)='./my_config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='dummy_u', 0x7) 608.841316ms ago: executing program 3 (id=56): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='10', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100\x00', 0x3) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) 0s ago: executing program 33 (id=48): r0 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000200)={'lo\x00', &(0x7f0000000ff8)=@ethtool_sfeatures={0x3b, 0x2}}) kernel console output (not intermixed with test programs): rintk+0x10/0x10 [ 36.745974][ C1] ? stack_depot_save_flags+0x38/0x800 [ 36.746047][ C1] should_fail_ex+0x3a4/0x510 [ 36.746110][ C1] should_failslab+0xac/0x100 [ 36.746183][ C1] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.746207][ C1] ? __d_alloc+0x42/0x8c0 [ 36.746228][ C1] ? expand_files+0xda/0x6f0 [ 36.746321][ C1] __d_alloc+0x42/0x8c0 [ 36.746408][ C1] d_alloc_pseudo+0x23/0xc0 [ 36.746469][ C1] alloc_file_pseudo+0xde/0x1f0 [ 36.746544][ C1] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.746619][ C1] ? _raw_spin_unlock+0x45/0x60 [ 36.746684][ C1] sock_alloc_file+0xbe/0x2b0 [ 36.746749][ C1] __sys_socket+0x14c/0x1c0 [ 36.746823][ C1] __x64_sys_socket+0x7e/0x90 [ 36.746902][ C1] x64_sys_call+0x2608/0x2ee0 [ 36.746953][ C1] do_syscall_64+0x57/0xf0 [ 36.747014][ C1] ? clear_bhb_loop+0x50/0xa0 [ 36.747088][ C1] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.747163][ C1] RIP: 0033:0x7fc933215707 [ 36.747214][ C1] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.747260][ C1] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.747321][ C1] RAX: ffffffffffffffda RBX: 000000000000004a RCX: 00007fc933215707 [ 36.747365][ C1] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.747406][ C1] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 36.747440][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.747480][ C1] R13: 00007fff8b49dcc0 R14: 000000000000002f R15: 00007fff8b49dcc0 [ 36.747525][ C1] [ 36.748131][ T295] CPU: 1 UID: 0 PID: 295 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.748217][ T295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.748257][ T295] Call Trace: [ 36.748277][ T295] [ 36.748299][ T295] __dump_stack+0x21/0x30 [ 36.748394][ T295] dump_stack_lvl+0x140/0x1c0 [ 36.748476][ T295] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.748559][ T295] ? __kmalloc_node_noprof+0x252/0x500 [ 36.748622][ T295] ? __kvmalloc_node_noprof+0x128/0x300 [ 36.748718][ T295] dump_stack+0x19/0x20 [ 36.748779][ T295] should_fail_ex+0x3c2/0x510 [ 36.748858][ T295] ? shmem_initxattrs+0x2a8/0x530 [ 36.748942][ T295] should_failslab+0xac/0x100 [ 36.749008][ T295] __kmalloc_noprof+0x69/0x510 [ 36.749071][ T295] ? shmem_initxattrs+0x2a8/0x530 [ 36.749185][ T295] ? simple_xattr_alloc+0xa2/0x140 [ 36.749268][ T295] shmem_initxattrs+0x2a8/0x530 [ 36.749370][ T295] security_inode_init_security+0x431/0x600 [ 36.749445][ T295] ? __cfi_shmem_initxattrs+0x10/0x10 [ 36.749529][ T295] ? __cfi_security_inode_init_security+0x10/0x10 [ 36.749613][ T295] ? set_cached_acl+0xe1/0x1a0 [ 36.749699][ T295] ? simple_acl_create+0x190/0x1c0 [ 36.749761][ T295] shmem_mknod+0xd5/0x200 [ 36.749838][ T295] shmem_mkdir+0x3b/0x80 [ 36.749901][ T295] vfs_mkdir+0x58e/0x810 [ 36.749986][ T295] do_mkdirat+0x240/0x530 [ 36.750062][ T295] ? __cfi_do_mkdirat+0x10/0x10 [ 36.750145][ T295] ? __kasan_check_write+0x18/0x20 [ 36.750208][ T295] ? getname_flags+0x203/0x6b0 [ 36.750272][ T295] ? __kasan_check_read+0x15/0x20 [ 36.750326][ T295] __x64_sys_mkdirat+0x8b/0xa0 [ 36.750439][ T295] x64_sys_call+0x2ba8/0x2ee0 [ 36.750499][ T295] do_syscall_64+0x57/0xf0 [ 36.750562][ T295] ? clear_bhb_loop+0x50/0xa0 [ 36.750636][ T295] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.750704][ T295] RIP: 0033:0x7f5514f9cd07 [ 36.750745][ T295] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.750780][ T295] RSP: 002b:00007ffe1fbee718 EFLAGS: 00000206 ORIG_RAX: 0000000000000102 [ 36.750845][ T295] RAX: ffffffffffffffda RBX: 00007ffe1fbee770 RCX: 00007f5514f9cd07 [ 36.750904][ T295] RDX: 00000000000001ff RSI: 00007ffe1fbee770 RDI: 00000000ffffff9c [ 36.750961][ T295] RBP: 00007ffe1fbee75c R08: 0000000000000002 R09: 00000000fffffffe [ 36.750995][ T295] R10: 0000000000000000 R11: 0000000000000206 R12: 000000000000000a [ 36.751035][ T295] R13: 00000000000927c0 R14: 0000000000008d1a R15: 00007ffe1fbee7b0 [ 36.751080][ T295] [ 36.755971][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.756002][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.756016][ T99] Call Trace: [ 36.756045][ T99] [ 36.756075][ T99] __dump_stack+0x21/0x30 [ 36.756186][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.756269][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.756360][ T99] ? stack_depot_save_flags+0x38/0x800 [ 36.756434][ T99] dump_stack+0x19/0x20 [ 36.756509][ T99] should_fail_ex+0x3c2/0x510 [ 36.756573][ T99] should_failslab+0xac/0x100 [ 36.756646][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.756710][ T99] ? __d_alloc+0x42/0x8c0 [ 36.756764][ T99] ? expand_files+0xda/0x6f0 [ 36.756841][ T99] __d_alloc+0x42/0x8c0 [ 36.756887][ T99] d_alloc_pseudo+0x23/0xc0 [ 36.756940][ T99] alloc_file_pseudo+0xde/0x1f0 [ 36.757011][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.757089][ T99] ? _raw_spin_unlock+0x45/0x60 [ 36.757161][ T99] sock_alloc_file+0xbe/0x2b0 [ 36.757226][ T99] __sys_socket+0x14c/0x1c0 [ 36.757298][ T99] __x64_sys_socket+0x7e/0x90 [ 36.757379][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.757437][ T99] do_syscall_64+0x57/0xf0 [ 36.757504][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.757610][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.757680][ T99] RIP: 0033:0x7fc933215707 [ 36.757725][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.757775][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.757837][ T99] RAX: ffffffffffffffda RBX: 000000000000004a RCX: 00007fc933215707 [ 36.757866][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.757904][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 36.757945][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.757978][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002f R15: 00007fff8b49dcc0 [ 36.758021][ T99] [ 36.759295][ T99] FAULT_INJECTION: forcing a failure. [ 36.759295][ T99] name failslab, interval 1, probability 10, space 0, times 53 [ 36.761912][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.761967][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.762025][ T396] Call Trace: [ 36.762046][ T396] [ 36.762080][ T396] __dump_stack+0x21/0x30 [ 36.762187][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.762273][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.762353][ T396] dump_stack+0x19/0x20 [ 36.762429][ T396] should_fail_ex+0x3c2/0x510 [ 36.762500][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.762561][ T396] should_failslab+0xac/0x100 [ 36.762636][ T396] __kmalloc_noprof+0x69/0x510 [ 36.762700][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.762775][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.762858][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.762922][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.763005][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.763090][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.763179][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.763272][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.763337][ T396] ? __schedule+0x149e/0x20b0 [ 36.763411][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.763524][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.763593][ T396] ? __sched_text_start+0x10/0x10 [ 36.763668][ T396] ? __fget_files+0x2bc/0x330 [ 36.763734][ T396] ? xfd_validate_state+0x68/0x140 [ 36.763820][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.763914][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.763976][ T396] do_syscall_64+0x57/0xf0 [ 36.764039][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.764115][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.764189][ T396] RIP: 0033:0x7f848bf9de99 [ 36.764242][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.764295][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.764355][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.764405][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.764439][ T396] RBP: 0000000000000be6 R08: 0000000000000000 R09: 0000000000000008 [ 36.764480][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.764522][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.764567][ T396] [ 36.767188][ T396] FAULT_INJECTION: forcing a failure. [ 36.767188][ T396] name failslab, interval 1, probability 10, space 0, times 48 [ 36.767239][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.767267][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.767281][ T396] Call Trace: [ 36.767288][ T396] [ 36.767297][ T396] __dump_stack+0x21/0x30 [ 36.767332][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.767363][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.767397][ T396] dump_stack+0x19/0x20 [ 36.767428][ T396] should_fail_ex+0x3c2/0x510 [ 36.767453][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.767483][ T396] should_failslab+0xac/0x100 [ 36.767554][ T396] __kmalloc_noprof+0x69/0x510 [ 36.767635][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.767725][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.767807][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.767882][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.767958][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.768050][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.768146][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.768233][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.768306][ T396] ? __schedule+0x149e/0x20b0 [ 36.768383][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.768470][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.768532][ T396] ? __sched_text_start+0x10/0x10 [ 36.768606][ T396] ? __fget_files+0x2bc/0x330 [ 36.768680][ T396] ? xfd_validate_state+0x68/0x140 [ 36.768769][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.768854][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.768914][ T396] do_syscall_64+0x57/0xf0 [ 36.768986][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.769098][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.769172][ T396] RIP: 0033:0x7f848bf9de99 [ 36.769224][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.769277][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.769335][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.769373][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.769407][ T396] RBP: 0000000000000beb R08: 0000000000000000 R09: 0000000000000008 [ 36.769447][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.769482][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.769536][ T396] [ 36.770176][ T396] FAULT_INJECTION: forcing a failure. [ 36.770176][ T396] name failslab, interval 1, probability 10, space 0, times 47 [ 36.773482][ T293] FAULT_INJECTION: forcing a failure. [ 36.773482][ T293] name failslab, interval 1, probability 10, space 0, times 47 [ 36.778313][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.778408][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.778445][ T396] Call Trace: [ 36.778472][ T396] [ 36.778501][ T396] __dump_stack+0x21/0x30 [ 36.778587][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.778671][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.778751][ T396] dump_stack+0x19/0x20 [ 36.778826][ T396] should_fail_ex+0x3c2/0x510 [ 36.778906][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.778980][ T396] should_failslab+0xac/0x100 [ 36.779053][ T396] __kmalloc_noprof+0x69/0x510 [ 36.779116][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.779191][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.779266][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.779331][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.779418][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.779502][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.779595][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.779682][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.779757][ T396] ? __schedule+0x149e/0x20b0 [ 36.780009][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.780114][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.780176][ T396] ? __sched_text_start+0x10/0x10 [ 36.780256][ T396] ? __fget_files+0x2bc/0x330 [ 36.780320][ T396] ? xfd_validate_state+0x68/0x140 [ 36.780411][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.780518][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.780578][ T396] do_syscall_64+0x57/0xf0 [ 36.780644][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.780712][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.780786][ T396] RIP: 0033:0x7f848bf9de99 [ 36.780847][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.780898][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.780967][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.781020][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.781061][ T396] RBP: 0000000000000bf2 R08: 0000000000000000 R09: 0000000000000008 [ 36.781101][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.781134][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.781200][ T396] [ 36.783495][ T396] FAULT_INJECTION: forcing a failure. [ 36.783495][ T396] name failslab, interval 1, probability 10, space 0, times 46 [ 36.784501][ T293] CPU: 1 UID: 0 PID: 293 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.784583][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.784625][ T293] Call Trace: [ 36.784646][ T293] [ 36.784667][ T293] __dump_stack+0x21/0x30 [ 36.784757][ T293] dump_stack_lvl+0x140/0x1c0 [ 36.784839][ T293] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.784928][ T293] dump_stack+0x19/0x20 [ 36.785006][ T293] should_fail_ex+0x3c2/0x510 [ 36.785070][ T293] should_failslab+0xac/0x100 [ 36.785186][ T293] kmem_cache_alloc_noprof+0x42/0x410 [ 36.785248][ T293] ? getname_flags+0xcc/0x6b0 [ 36.785312][ T293] getname_flags+0xcc/0x6b0 [ 36.785374][ T293] vfs_fstatat+0xcb/0x1d0 [ 36.785445][ T293] __se_sys_newfstatat+0x127/0x3c0 [ 36.785526][ T293] ? __x64_sys_newfstatat+0xc0/0xc0 [ 36.785598][ T293] ? mntput_no_expire+0x104/0x6c0 [ 36.785688][ T293] ? selinux_capable+0x38/0x50 [ 36.785762][ T293] ? mntput+0xd0/0xd0 [ 36.785871][ T293] ? dput+0xd5/0x520 [ 36.785961][ T293] ? path_umount+0x34a/0xf60 [ 36.786055][ T293] ? __x64_sys_umount+0x12e/0x180 [ 36.786115][ T293] __x64_sys_newfstatat+0x9f/0xc0 [ 36.786187][ T293] x64_sys_call+0x1821/0x2ee0 [ 36.786239][ T293] do_syscall_64+0x57/0xf0 [ 36.786301][ T293] ? clear_bhb_loop+0x50/0xa0 [ 36.786380][ T293] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.786450][ T293] RIP: 0033:0x7fb80f59c4da [ 36.786509][ T293] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 [ 36.786560][ T293] RSP: 002b:00007ffe8df0bc98 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 [ 36.786622][ T293] RAX: ffffffffffffffda RBX: 00007fb80f63330a RCX: 00007fb80f59c4da [ 36.786666][ T293] RDX: 00007ffe8df0bcc0 RSI: 00007ffe8df0bd50 RDI: 00000000ffffff9c [ 36.786707][ T293] RBP: 00007ffe8df0bd50 R08: 00007ffe8df0cd50 R09: 00000000ffffffff [ 36.786749][ T293] R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffe8df0cde0 [ 36.786790][ T293] R13: 00007fb80f63330a R14: 0000000000008e5a R15: 00007ffe8df0ce20 [ 36.786841][ T293] [ 36.802456][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.802560][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.802600][ T99] Call Trace: [ 36.802620][ T99] [ 36.802648][ T99] __dump_stack+0x21/0x30 [ 36.802753][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.802845][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.802927][ T99] dump_stack+0x19/0x20 [ 36.803004][ T99] should_fail_ex+0x3c2/0x510 [ 36.803067][ T99] should_failslab+0xac/0x100 [ 36.803146][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.803200][ T99] ? security_file_alloc+0x49/0x220 [ 36.803283][ T99] ? kasan_save_alloc_info+0x3a/0x50 [ 36.803377][ T99] security_file_alloc+0x49/0x220 [ 36.803460][ T99] init_file+0x9e/0x210 [ 36.803541][ T99] alloc_empty_file+0xd9/0x270 [ 36.803614][ T99] ? _raw_spin_unlock+0x45/0x60 [ 36.803671][ T99] alloc_file_pseudo+0x142/0x1f0 [ 36.803745][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.803815][ T99] sock_alloc_file+0xbe/0x2b0 [ 36.803887][ T99] __sys_socket+0x14c/0x1c0 [ 36.803959][ T99] __x64_sys_socket+0x7e/0x90 [ 36.804048][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.804114][ T99] do_syscall_64+0x57/0xf0 [ 36.804189][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.804263][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.804341][ T99] RIP: 0033:0x7fc933215707 [ 36.804393][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.804437][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.804508][ T99] RAX: ffffffffffffffda RBX: 000000000000004d RCX: 00007fc933215707 [ 36.804551][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.804592][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 36.804632][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.804665][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 36.804716][ T99] [ 36.805149][ T99] FAULT_INJECTION: forcing a failure. [ 36.805149][ T99] name failslab, interval 1, probability 10, space 0, times 44 [ 36.807000][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.807032][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.807083][ T396] Call Trace: [ 36.807110][ T396] [ 36.807139][ T396] __dump_stack+0x21/0x30 [ 36.807238][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.807321][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.807404][ T396] dump_stack+0x19/0x20 [ 36.807477][ T396] should_fail_ex+0x3c2/0x510 [ 36.807507][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.807579][ T396] should_failslab+0xac/0x100 [ 36.807651][ T396] __kmalloc_noprof+0x69/0x510 [ 36.807713][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.807786][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.807859][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.807922][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.808002][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.808082][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.808175][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.808258][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.808328][ T396] ? __schedule+0x149e/0x20b0 [ 36.808399][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.808475][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.808548][ T396] ? __sched_text_start+0x10/0x10 [ 36.808638][ T396] ? __fget_files+0x2bc/0x330 [ 36.808708][ T396] ? xfd_validate_state+0x68/0x140 [ 36.808792][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.808867][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.808919][ T396] do_syscall_64+0x57/0xf0 [ 36.808989][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.809069][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.809143][ T396] RIP: 0033:0x7f848bf9de99 [ 36.809188][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.809240][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.809309][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.809352][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.809386][ T396] RBP: 0000000000000bfc R08: 0000000000000000 R09: 0000000000000008 [ 36.809425][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.809466][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.809504][ T396] [ 36.829432][ T396] FAULT_INJECTION: forcing a failure. [ 36.829432][ T396] name failslab, interval 1, probability 10, space 0, times 39 [ 36.833150][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.833247][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.833290][ T99] Call Trace: [ 36.833310][ T99] [ 36.833333][ T99] __dump_stack+0x21/0x30 [ 36.833425][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.833517][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.833599][ T99] dump_stack+0x19/0x20 [ 36.833673][ T99] should_fail_ex+0x3c2/0x510 [ 36.833744][ T99] should_failslab+0xac/0x100 [ 36.833815][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.833876][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 36.833958][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 36.834040][ T99] sk_prot_alloc+0x69/0x3a0 [ 36.834121][ T99] sk_alloc+0x40/0x590 [ 36.834199][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 36.834270][ T99] unix_create1+0xb7/0x760 [ 36.834343][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 36.834414][ T99] unix_create+0x15a/0x220 [ 36.834508][ T99] __sock_create+0x3a5/0x810 [ 36.834609][ T99] __sys_socket+0xe1/0x1c0 [ 36.834683][ T99] __x64_sys_socket+0x7e/0x90 [ 36.834763][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.834815][ T99] do_syscall_64+0x57/0xf0 [ 36.834876][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.834948][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.835022][ T99] RIP: 0033:0x7fc933215707 [ 36.835107][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.835158][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.835221][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 36.835263][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.835303][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 36.835343][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.835383][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000040 R15: 00007fff8b49dcc0 [ 36.835427][ T99] [ 36.835971][ T99] FAULT_INJECTION: forcing a failure. [ 36.835971][ T99] name failslab, interval 1, probability 10, space 0, times 38 [ 36.838425][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.838487][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.838500][ T396] Call Trace: [ 36.838514][ T396] [ 36.838529][ T396] __dump_stack+0x21/0x30 [ 36.838642][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.838725][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.838817][ T396] dump_stack+0x19/0x20 [ 36.838891][ T396] should_fail_ex+0x3c2/0x510 [ 36.838955][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.839038][ T396] should_failslab+0xac/0x100 [ 36.839110][ T396] __kmalloc_noprof+0x69/0x510 [ 36.839172][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.839245][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.839317][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.839387][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.839462][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.839545][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.839637][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.839720][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.839791][ T396] ? __schedule+0x149e/0x20b0 [ 36.839868][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.839978][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.840041][ T396] ? __sched_text_start+0x10/0x10 [ 36.840114][ T396] ? __fget_files+0x2bc/0x330 [ 36.840185][ T396] ? xfd_validate_state+0x68/0x140 [ 36.840278][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.840359][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.840412][ T396] do_syscall_64+0x57/0xf0 [ 36.840473][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.840548][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.840621][ T396] RIP: 0033:0x7f848bf9de99 [ 36.840667][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.840724][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.840787][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.840831][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.840872][ T396] RBP: 0000000000000c16 R08: 0000000000000000 R09: 0000000000000008 [ 36.840911][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.840944][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.841013][ T396] [ 36.843923][ T396] FAULT_INJECTION: forcing a failure. [ 36.843923][ T396] name failslab, interval 1, probability 10, space 0, times 37 [ 36.849121][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.849204][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.849245][ T99] Call Trace: [ 36.849265][ T99] [ 36.849285][ T99] __dump_stack+0x21/0x30 [ 36.849378][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.849466][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.849592][ T99] dump_stack+0x19/0x20 [ 36.849665][ T99] should_fail_ex+0x3c2/0x510 [ 36.849729][ T99] should_failslab+0xac/0x100 [ 36.849800][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.849862][ T99] ? alloc_empty_file+0xbf/0x270 [ 36.849941][ T99] ? _raw_spin_unlock+0x45/0x60 [ 36.849999][ T99] alloc_empty_file+0xbf/0x270 [ 36.850070][ T99] ? _raw_spin_unlock+0x45/0x60 [ 36.850133][ T99] alloc_file_pseudo+0x142/0x1f0 [ 36.850212][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.850296][ T99] sock_alloc_file+0xbe/0x2b0 [ 36.850367][ T99] __sys_socket+0x14c/0x1c0 [ 36.850441][ T99] __x64_sys_socket+0x7e/0x90 [ 36.850523][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.850582][ T99] do_syscall_64+0x57/0xf0 [ 36.850645][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.850717][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.850789][ T99] RIP: 0033:0x7fc933215707 [ 36.850847][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.850911][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.850981][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 36.851022][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.851063][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 36.851104][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.851143][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002f R15: 00007fff8b49dcc0 [ 36.851193][ T99] [ 36.851499][ T99] FAULT_INJECTION: forcing a failure. [ 36.851499][ T99] name failslab, interval 1, probability 10, space 0, times 35 [ 36.853439][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.853503][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.853568][ T396] Call Trace: [ 36.853575][ T396] [ 36.853589][ T396] __dump_stack+0x21/0x30 [ 36.853672][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.853762][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.853839][ T396] dump_stack+0x19/0x20 [ 36.853913][ T396] should_fail_ex+0x3c2/0x510 [ 36.853993][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.854080][ T396] should_failslab+0xac/0x100 [ 36.854138][ T396] __kmalloc_noprof+0x69/0x510 [ 36.854192][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.854272][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.854343][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.854405][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.854482][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.854549][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.854641][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.854732][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.854795][ T396] ? __schedule+0x149e/0x20b0 [ 36.854867][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.854969][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.855042][ T396] ? __sched_text_start+0x10/0x10 [ 36.855121][ T396] ? __fget_files+0x2bc/0x330 [ 36.855193][ T396] ? xfd_validate_state+0x68/0x140 [ 36.855277][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.855360][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.855412][ T396] do_syscall_64+0x57/0xf0 [ 36.855475][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.855544][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.855615][ T396] RIP: 0033:0x7f848bf9de99 [ 36.855666][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.855719][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.855781][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.855824][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.855858][ T396] RBP: 0000000000000c28 R08: 0000000000000000 R09: 0000000000000008 [ 36.855897][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.855938][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.855988][ T396] [ 36.856764][ T396] FAULT_INJECTION: forcing a failure. [ 36.856764][ T396] name failslab, interval 1, probability 10, space 0, times 34 [ 36.862316][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.862403][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.862442][ T99] Call Trace: [ 36.862460][ T99] [ 36.862489][ T99] __dump_stack+0x21/0x30 [ 36.862567][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.862646][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.862719][ T99] dump_stack+0x19/0x20 [ 36.862789][ T99] should_fail_ex+0x3c2/0x510 [ 36.862849][ T99] should_failslab+0xac/0x100 [ 36.862917][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.862970][ T99] ? security_inode_alloc+0x51/0x230 [ 36.863061][ T99] security_inode_alloc+0x51/0x230 [ 36.863138][ T99] inode_init_always_gfp+0x756/0x9e0 [ 36.863194][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 36.863265][ T99] alloc_inode+0xc5/0x270 [ 36.863334][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 36.863394][ T99] new_inode_pseudo+0x19/0x40 [ 36.863491][ T99] __sock_create+0x130/0x810 [ 36.863577][ T99] __sys_socket+0xe1/0x1c0 [ 36.863677][ T99] __x64_sys_socket+0x7e/0x90 [ 36.863750][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.863815][ T99] do_syscall_64+0x57/0xf0 [ 36.863881][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.863943][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.864007][ T99] RIP: 0033:0x7fc933215707 [ 36.864074][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.864124][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.864185][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 36.864226][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.864270][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 36.864309][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.864346][ T99] R13: 00007fff8b49dcc0 R14: 00000000000000de R15: 00007fff8b49dcc0 [ 36.864395][ T99] [ 36.864456][ T99] socket: no more sockets [ 36.864564][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.864629][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.864679][ T396] Call Trace: [ 36.864698][ T396] [ 36.864712][ T396] __dump_stack+0x21/0x30 [ 36.864803][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.864882][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.864968][ T396] dump_stack+0x19/0x20 [ 36.865047][ T396] should_fail_ex+0x3c2/0x510 [ 36.865122][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.865213][ T396] should_failslab+0xac/0x100 [ 36.865286][ T396] __kmalloc_noprof+0x69/0x510 [ 36.865341][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.865421][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.865487][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.865550][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.865624][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.865715][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.865800][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.865892][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.865961][ T396] ? __schedule+0x149e/0x20b0 [ 36.866040][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.866154][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.866213][ T396] ? __sched_text_start+0x10/0x10 [ 36.866285][ T396] ? __fget_files+0x2bc/0x330 [ 36.866356][ T396] ? xfd_validate_state+0x68/0x140 [ 36.866439][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.866514][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.866566][ T396] do_syscall_64+0x57/0xf0 [ 36.866628][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.866701][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.866785][ T396] RIP: 0033:0x7f848bf9de99 [ 36.866835][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.866883][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.866942][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.867003][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.867042][ T396] RBP: 0000000000000c2e R08: 0000000000000000 R09: 0000000000000008 [ 36.867074][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.867115][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.867164][ T396] [ 36.869339][ T396] FAULT_INJECTION: forcing a failure. [ 36.869339][ T396] name failslab, interval 1, probability 10, space 0, times 31 [ 36.872284][ T99] FAULT_INJECTION: forcing a failure. [ 36.872284][ T99] name failslab, interval 1, probability 10, space 0, times 29 [ 36.874558][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.874661][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.874696][ T396] Call Trace: [ 36.874723][ T396] [ 36.874738][ T396] __dump_stack+0x21/0x30 [ 36.874832][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.874909][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.875000][ T396] dump_stack+0x19/0x20 [ 36.875080][ T396] should_fail_ex+0x3c2/0x510 [ 36.875143][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.875216][ T396] should_failslab+0xac/0x100 [ 36.875289][ T396] __kmalloc_noprof+0x69/0x510 [ 36.875350][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.875427][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.875487][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.875557][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.875637][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.875724][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.875814][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.875897][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.875967][ T396] ? __schedule+0x149e/0x20b0 [ 36.876051][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.876164][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.876224][ T396] ? __sched_text_start+0x10/0x10 [ 36.876297][ T396] ? __fget_files+0x2bc/0x330 [ 36.876363][ T396] ? xfd_validate_state+0x68/0x140 [ 36.876453][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.876539][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.876577][ T396] do_syscall_64+0x57/0xf0 [ 36.876638][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.876721][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.876793][ T396] RIP: 0033:0x7f848bf9de99 [ 36.876843][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.876893][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.876954][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.877006][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.877038][ T396] RBP: 0000000000000c35 R08: 0000000000000000 R09: 0000000000000008 [ 36.877077][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.877112][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.877162][ T396] [ 36.877619][ T396] FAULT_INJECTION: forcing a failure. [ 36.877619][ T396] name failslab, interval 1, probability 10, space 0, times 28 [ 36.879201][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.879293][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.879326][ T99] Call Trace: [ 36.879339][ T99] [ 36.879360][ T99] __dump_stack+0x21/0x30 [ 36.879436][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.879526][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.879609][ T99] dump_stack+0x19/0x20 [ 36.879683][ T99] should_fail_ex+0x3c2/0x510 [ 36.879745][ T99] should_failslab+0xac/0x100 [ 36.879817][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.879883][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 36.879965][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 36.880042][ T99] sk_prot_alloc+0x69/0x3a0 [ 36.880125][ T99] sk_alloc+0x40/0x590 [ 36.880198][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 36.880270][ T99] unix_create1+0xb7/0x760 [ 36.880342][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 36.880414][ T99] unix_create+0x15a/0x220 [ 36.880523][ T99] __sock_create+0x3a5/0x810 [ 36.880625][ T99] __sys_socket+0xe1/0x1c0 [ 36.880712][ T99] __x64_sys_socket+0x7e/0x90 [ 36.880792][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.880845][ T99] do_syscall_64+0x57/0xf0 [ 36.880907][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.880980][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.881052][ T99] RIP: 0033:0x7fc933215707 [ 36.881095][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.881145][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.881204][ T99] RAX: ffffffffffffffda RBX: 0000000000000073 RCX: 00007fc933215707 [ 36.881248][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.881287][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 36.881328][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.881360][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000058 R15: 00007fff8b49dcc0 [ 36.881411][ T99] [ 36.883846][ T99] FAULT_INJECTION: forcing a failure. [ 36.883846][ T99] name failslab, interval 1, probability 10, space 0, times 27 [ 36.888448][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.888524][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.888565][ T396] Call Trace: [ 36.888584][ T396] [ 36.888606][ T396] __dump_stack+0x21/0x30 [ 36.888692][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.888774][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.888865][ T396] dump_stack+0x19/0x20 [ 36.888945][ T396] should_fail_ex+0x3c2/0x510 [ 36.889009][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.889080][ T396] should_failslab+0xac/0x100 [ 36.889153][ T396] __kmalloc_noprof+0x69/0x510 [ 36.889215][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.889294][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.889359][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.889430][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.889498][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.889581][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.889666][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.889785][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.889860][ T396] ? __schedule+0x149e/0x20b0 [ 36.889925][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.890016][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.890069][ T396] ? __sched_text_start+0x10/0x10 [ 36.890149][ T396] ? __fget_files+0x2bc/0x330 [ 36.890213][ T396] ? xfd_validate_state+0x68/0x140 [ 36.890304][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.890386][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.890438][ T396] do_syscall_64+0x57/0xf0 [ 36.890495][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.890576][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.890643][ T396] RIP: 0033:0x7f848bf9de99 [ 36.890694][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.890745][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.890800][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.890849][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.890885][ T396] RBP: 0000000000000c40 R08: 0000000000000000 R09: 0000000000000008 [ 36.890925][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.890966][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.891017][ T396] [ 36.893194][ T294] FAULT_INJECTION: forcing a failure. [ 36.893194][ T294] name failslab, interval 1, probability 10, space 0, times 26 [ 36.897528][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.897609][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.897650][ T99] Call Trace: [ 36.897670][ T99] [ 36.897692][ T99] __dump_stack+0x21/0x30 [ 36.897776][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.897858][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.897940][ T99] ? tracing_record_taskinfo_sched_switch+0x78/0x390 [ 36.898027][ T99] dump_stack+0x19/0x20 [ 36.898100][ T99] should_fail_ex+0x3c2/0x510 [ 36.898163][ T99] should_failslab+0xac/0x100 [ 36.898222][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.898286][ T99] ? __alloc_skb+0x10c/0x360 [ 36.898366][ T99] __alloc_skb+0x10c/0x360 [ 36.898437][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 36.898509][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 36.898588][ T99] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 36.898681][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 36.898750][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 36.898809][ T99] ? __kasan_check_write+0x18/0x20 [ 36.898881][ T99] ? _raw_spin_lock+0x92/0x120 [ 36.898963][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 36.899031][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 36.899113][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 36.899202][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.899287][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 36.899349][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 36.899430][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.899521][ T99] __sys_sendto+0x68a/0x700 [ 36.899603][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 36.899678][ T99] ? selinux_socket_connect+0x27/0x40 [ 36.899759][ T99] ? __cfi___sys_connect+0x10/0x10 [ 36.899843][ T99] ? __kasan_check_write+0x18/0x20 [ 36.899902][ T99] __x64_sys_sendto+0xe9/0x100 [ 36.899989][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 36.900041][ T99] do_syscall_64+0x57/0xf0 [ 36.900102][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.900174][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.900267][ T99] RIP: 0033:0x7fc93319a407 [ 36.900330][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 36.900381][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.900442][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 36.900510][ T99] RDX: 000000000000004d RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 36.900550][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 36.900583][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 36.900624][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 36.900675][ T99] [ 36.901016][ T99] FAULT_INJECTION: forcing a failure. [ 36.901016][ T99] name failslab, interval 1, probability 10, space 0, times 25 [ 36.902772][ T294] CPU: 0 UID: 0 PID: 294 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.902852][ T294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.902885][ T294] Call Trace: [ 36.902898][ T294] [ 36.902919][ T294] __dump_stack+0x21/0x30 [ 36.903017][ T294] dump_stack_lvl+0x140/0x1c0 [ 36.903092][ T294] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.903166][ T294] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.903232][ T294] ? kvfree_call_rcu+0x40e/0x730 [ 36.903301][ T294] dump_stack+0x19/0x20 [ 36.903374][ T294] should_fail_ex+0x3c2/0x510 [ 36.903436][ T294] should_failslab+0xac/0x100 [ 36.903500][ T294] __kmalloc_cache_noprof+0x41/0x470 [ 36.903580][ T294] ? __dev_set_rx_mode+0x74/0x280 [ 36.903655][ T294] ? igmp6_group_dropped+0x3b7/0xc10 [ 36.903709][ T294] ? _raw_spin_unlock_bh+0x54/0x60 [ 36.903779][ T294] igmp6_group_dropped+0x3b7/0xc10 [ 36.903832][ T294] ? netlink_broadcast_filtered+0x114e/0x11d0 [ 36.903922][ T294] ? __ipv6_dev_mc_inc+0xa30/0xa30 [ 36.903989][ T294] ? mutex_lock+0x97/0x1d0 [ 36.904062][ T294] ? __kasan_check_read+0x15/0x20 [ 36.904122][ T294] __ipv6_dev_mc_dec+0x29f/0x4c0 [ 36.904174][ T294] __ipv6_ifa_notify+0x7b1/0xee0 [ 36.904236][ T294] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.904308][ T294] ? snmp6_fill_stats+0x9b0/0x9b0 [ 36.904378][ T294] ? __kasan_check_write+0x18/0x20 [ 36.904430][ T294] ? work_grab_pending+0x301/0x830 [ 36.904505][ T294] ? neigh_ifdown+0x23/0x30 [ 36.904575][ T294] ? rt6_disable_ip+0x79e/0x810 [ 36.904627][ T294] ? mod_delayed_work_on+0x140/0x140 [ 36.904700][ T294] ? __kasan_check_write+0x18/0x20 [ 36.904752][ T294] ? _raw_spin_lock_bh+0x96/0x130 [ 36.904821][ T294] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 36.904889][ T294] ? __cancel_work+0x175/0x1f0 [ 36.904989][ T294] addrconf_ifdown+0xe01/0x1970 [ 36.905062][ T294] ? addrconf_cleanup+0x150/0x150 [ 36.905132][ T294] ? __kasan_check_write+0x18/0x20 [ 36.905185][ T294] ? mutex_unlock+0x90/0x240 [ 36.905266][ T294] ? __cfi_mutex_unlock+0x10/0x10 [ 36.905340][ T294] ? __cfi_device_cmp+0x10/0x10 [ 36.905404][ T294] ? masq_device_event+0xe0/0xe0 [ 36.905479][ T294] addrconf_notify+0x17a/0xeb0 [ 36.905540][ T294] ? ip6mr_device_event+0x1ed/0x230 [ 36.905599][ T294] ? __cfi_addrconf_notify+0x10/0x10 [ 36.905662][ T294] notifier_call_chain+0x106/0x2b0 [ 36.905719][ T294] raw_notifier_call_chain+0x31/0x40 [ 36.905779][ T294] dev_close_many+0x332/0x4f0 [ 36.905839][ T294] ? __cfi_dev_close_many+0x10/0x10 [ 36.905892][ T294] ? __kasan_check_read+0x15/0x20 [ 36.905951][ T294] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 36.906033][ T294] ? __queue_work+0xb67/0x1130 [ 36.906097][ T294] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 36.906178][ T294] ? __queue_delayed_work+0x18e/0x240 [ 36.906258][ T294] ? queue_delayed_work_on+0x16f/0x1f0 [ 36.906345][ T294] ? __kasan_check_read+0x15/0x20 [ 36.906418][ T294] unregister_netdevice_queue+0x302/0x350 [ 36.906492][ T294] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 36.906563][ T294] ? linkwatch_fire_event+0x212/0x260 [ 36.906640][ T294] __tun_detach+0xc98/0x1450 [ 36.906703][ T294] ? __cfi_tun_chr_close+0x10/0x10 [ 36.906755][ T294] tun_chr_close+0x93/0x150 [ 36.906805][ T294] __fput+0x20b/0xa30 [ 36.906886][ T294] ____fput+0x20/0x30 [ 36.906957][ T294] task_work_run+0x1e8/0x260 [ 36.907038][ T294] ? __cfi_task_work_run+0x10/0x10 [ 36.907109][ T294] ? free_nsproxy+0x223/0x290 [ 36.907190][ T294] do_exit+0xa46/0x2850 [ 36.907270][ T294] ? __cfi_do_exit+0x10/0x10 [ 36.907335][ T294] ? __kasan_check_write+0x18/0x20 [ 36.907395][ T294] ? _raw_spin_lock_irq+0x93/0x120 [ 36.907455][ T294] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.907509][ T294] ? __cfi_ksys_write+0x10/0x10 [ 36.907576][ T294] ? zap_other_threads+0x32f/0x370 [ 36.907641][ T294] do_group_exit+0x21f/0x2f0 [ 36.907728][ T294] __x64_sys_exit_group+0x43/0x50 [ 36.907801][ T294] x64_sys_call+0x2ed2/0x2ee0 [ 36.907852][ T294] do_syscall_64+0x57/0xf0 [ 36.907898][ T294] ? clear_bhb_loop+0x50/0xa0 [ 36.907948][ T294] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.908013][ T294] RIP: 0033:0x7f559299de99 [ 36.908074][ T294] Code: Unable to access opcode bytes at 0x7f559299de6f. [ 36.908099][ T294] RSP: 002b:00007ffd21e29988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 36.908166][ T294] RAX: ffffffffffffffda RBX: 00007f5592a33316 RCX: 00007f559299de99 [ 36.908213][ T294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 36.908246][ T294] RBP: 000000000000000c R08: 0000000000000000 R09: 00007f5592a3330a [ 36.908280][ T294] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd21e2abe0 [ 36.908328][ T294] R13: 00007f5592a3330a R14: 0000000000008e0f R15: 00007ffd21e2ac20 [ 36.908373][ T294] [ 36.909735][ T396] FAULT_INJECTION: forcing a failure. [ 36.909735][ T396] name failslab, interval 1, probability 10, space 0, times 24 [ 36.912448][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.912574][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.912612][ T99] Call Trace: [ 36.912625][ T99] [ 36.912653][ T99] __dump_stack+0x21/0x30 [ 36.912733][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.912807][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.912886][ T99] dump_stack+0x19/0x20 [ 36.912955][ T99] should_fail_ex+0x3c2/0x510 [ 36.913011][ T99] should_failslab+0xac/0x100 [ 36.913082][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.913142][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 36.913223][ T99] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 36.913313][ T99] sk_prot_alloc+0x69/0x3a0 [ 36.913381][ T99] sk_alloc+0x40/0x590 [ 36.913453][ T99] ? sk_alloc+0xc/0x590 [ 36.913521][ T99] unix_create1+0xb7/0x760 [ 36.913585][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 36.913650][ T99] unix_create+0x15a/0x220 [ 36.913736][ T99] __sock_create+0x3a5/0x810 [ 36.913803][ T99] __sys_socket+0xe1/0x1c0 [ 36.913893][ T99] __x64_sys_socket+0x7e/0x90 [ 36.913976][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.914029][ T99] do_syscall_64+0x57/0xf0 [ 36.914085][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.914144][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.914220][ T99] RIP: 0033:0x7fc933215707 [ 36.914262][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.914298][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.914345][ T99] RAX: ffffffffffffffda RBX: 000000000000004d RCX: 00007fc933215707 [ 36.914385][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.914418][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 36.914456][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.914515][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 36.914566][ T99] [ 36.914779][ T99] FAULT_INJECTION: forcing a failure. [ 36.914779][ T99] name failslab, interval 1, probability 10, space 0, times 23 [ 36.932061][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.932121][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.932169][ T396] Call Trace: [ 36.932191][ T396] [ 36.932230][ T396] __dump_stack+0x21/0x30 [ 36.932331][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.932414][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.932484][ T396] ? __sched_text_start+0x10/0x10 [ 36.932563][ T396] dump_stack+0x19/0x20 [ 36.932636][ T396] should_fail_ex+0x3c2/0x510 [ 36.932701][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.932781][ T396] should_failslab+0xac/0x100 [ 36.932845][ T396] __kmalloc_noprof+0x69/0x510 [ 36.932905][ T396] ? preempt_schedule_common+0x2d/0x60 [ 36.932984][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.933057][ T396] ? preempt_schedule+0xc5/0xe0 [ 36.933129][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.933202][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.933265][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.933346][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.933430][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.933516][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.933629][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.933707][ T396] ? __schedule+0x149e/0x20b0 [ 36.933778][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.933863][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.933924][ T396] ? __sched_text_start+0x10/0x10 [ 36.934016][ T396] ? __fget_files+0x2bc/0x330 [ 36.934083][ T396] ? xfd_validate_state+0x68/0x140 [ 36.934173][ T396] ? __kasan_check_write+0x18/0x20 [ 36.934228][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.934312][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.934366][ T396] do_syscall_64+0x57/0xf0 [ 36.934437][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.934514][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.934587][ T396] RIP: 0033:0x7f848bf9de99 [ 36.934636][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.934689][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.934751][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.934794][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.934833][ T396] RBP: 0000000000000c41 R08: 0000000000000000 R09: 0000000000000008 [ 36.934867][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.934908][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.934979][ T396] [ 36.935326][ T396] FAULT_INJECTION: forcing a failure. [ 36.935326][ T396] name failslab, interval 1, probability 10, space 0, times 22 [ 36.941057][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.941146][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.941179][ T99] Call Trace: [ 36.941198][ T99] [ 36.941220][ T99] __dump_stack+0x21/0x30 [ 36.941303][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.941383][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.941456][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 36.941543][ T99] dump_stack+0x19/0x20 [ 36.941616][ T99] should_fail_ex+0x3c2/0x510 [ 36.941680][ T99] should_failslab+0xac/0x100 [ 36.941758][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.941821][ T99] ? sock_alloc_inode+0x48/0x150 [ 36.941892][ T99] sock_alloc_inode+0x48/0x150 [ 36.941955][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 36.942021][ T99] alloc_inode+0x7a/0x270 [ 36.942092][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 36.942154][ T99] new_inode_pseudo+0x19/0x40 [ 36.942244][ T99] __sock_create+0x130/0x810 [ 36.942318][ T99] __sys_socket+0xe1/0x1c0 [ 36.942412][ T99] __x64_sys_socket+0x7e/0x90 [ 36.942516][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.942568][ T99] do_syscall_64+0x57/0xf0 [ 36.942629][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.942702][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.942774][ T99] RIP: 0033:0x7fc933215707 [ 36.942816][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 36.942867][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.942928][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 36.942971][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.943004][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 36.943044][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.943077][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000038 R15: 00007fff8b49dcc0 [ 36.943127][ T99] [ 36.943175][ T99] socket: no more sockets [ 36.948878][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.948949][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.949004][ T396] Call Trace: [ 36.949024][ T396] [ 36.949046][ T396] __dump_stack+0x21/0x30 [ 36.949135][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.949219][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.949304][ T396] dump_stack+0x19/0x20 [ 36.949375][ T396] should_fail_ex+0x3c2/0x510 [ 36.949437][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.949504][ T396] should_failslab+0xac/0x100 [ 36.949576][ T396] __kmalloc_noprof+0x69/0x510 [ 36.949637][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.949711][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.949782][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.949846][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.949919][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.950017][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.950109][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.950192][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.950257][ T396] ? __schedule+0x149e/0x20b0 [ 36.950329][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.950440][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.950510][ T396] ? __sched_text_start+0x10/0x10 [ 36.950583][ T396] ? __fget_files+0x2bc/0x330 [ 36.950650][ T396] ? xfd_validate_state+0x68/0x140 [ 36.950742][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.950818][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.950871][ T396] do_syscall_64+0x57/0xf0 [ 36.950940][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.951014][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.951086][ T396] RIP: 0033:0x7f848bf9de99 [ 36.951137][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.951187][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.951243][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.951285][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.951325][ T396] RBP: 0000000000000c47 R08: 0000000000000000 R09: 0000000000000008 [ 36.951357][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.951398][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.951449][ T396] [ 36.956839][ T396] FAULT_INJECTION: forcing a failure. [ 36.956839][ T396] name failslab, interval 1, probability 10, space 0, times 20 [ 36.956895][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.956923][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.956938][ T396] Call Trace: [ 36.956961][ T396] [ 36.956991][ T396] __dump_stack+0x21/0x30 [ 36.957090][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.957178][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.957271][ T396] dump_stack+0x19/0x20 [ 36.957345][ T396] should_fail_ex+0x3c2/0x510 [ 36.957408][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.957486][ T396] should_failslab+0xac/0x100 [ 36.957567][ T396] __kmalloc_noprof+0x69/0x510 [ 36.957629][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.957702][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.957774][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.957844][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.957915][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.958006][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.958091][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.958174][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.958246][ T396] ? __schedule+0x149e/0x20b0 [ 36.958311][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.958401][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.958469][ T396] ? __sched_text_start+0x10/0x10 [ 36.958555][ T396] ? __fget_files+0x2bc/0x330 [ 36.958619][ T396] ? xfd_validate_state+0x68/0x140 [ 36.958711][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.958780][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.958832][ T396] do_syscall_64+0x57/0xf0 [ 36.958880][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.958954][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.959037][ T396] RIP: 0033:0x7f848bf9de99 [ 36.959074][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.959118][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.959172][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.959201][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.959240][ T396] RBP: 0000000000000c56 R08: 0000000000000000 R09: 0000000000000008 [ 36.959281][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.959321][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.959364][ T396] [ 36.959678][ T396] FAULT_INJECTION: forcing a failure. [ 36.959678][ T396] name failslab, interval 1, probability 10, space 0, times 19 [ 36.965602][ T99] FAULT_INJECTION: forcing a failure. [ 36.965602][ T99] name failslab, interval 1, probability 10, space 0, times 19 [ 36.972938][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.973029][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.973069][ T396] Call Trace: [ 36.973101][ T396] [ 36.973128][ T396] __dump_stack+0x21/0x30 [ 36.973221][ T396] dump_stack_lvl+0x140/0x1c0 [ 36.973303][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.973386][ T396] dump_stack+0x19/0x20 [ 36.973470][ T396] should_fail_ex+0x3c2/0x510 [ 36.973532][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.973604][ T396] should_failslab+0xac/0x100 [ 36.973671][ T396] __kmalloc_noprof+0x69/0x510 [ 36.973731][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 36.973805][ T396] io_cqring_event_overflow+0x7d/0x530 [ 36.973877][ T396] ? _raw_spin_lock+0x92/0x120 [ 36.973941][ T396] io_req_cqe_overflow+0xf5/0x150 [ 36.974022][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 36.974104][ T396] io_submit_sqes+0x1703/0x1b70 [ 36.974198][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 36.974281][ T396] ? _raw_spin_unlock+0x45/0x60 [ 36.974344][ T396] ? __schedule+0x149e/0x20b0 [ 36.974422][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 36.974534][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 36.974595][ T396] ? __sched_text_start+0x10/0x10 [ 36.974667][ T396] ? __fget_files+0x2bc/0x330 [ 36.974738][ T396] ? xfd_validate_state+0x68/0x140 [ 36.974821][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 36.974910][ T396] x64_sys_call+0x2d28/0x2ee0 [ 36.974970][ T396] do_syscall_64+0x57/0xf0 [ 36.975032][ T396] ? clear_bhb_loop+0x50/0xa0 [ 36.975106][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.975178][ T396] RIP: 0033:0x7f848bf9de99 [ 36.975228][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.975280][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 36.975334][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 36.975384][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 36.975417][ T396] RBP: 0000000000000c62 R08: 0000000000000000 R09: 0000000000000008 [ 36.975456][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 36.975493][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 36.975544][ T396] [ 36.975870][ T396] FAULT_INJECTION: forcing a failure. [ 36.975870][ T396] name failslab, interval 1, probability 10, space 0, times 18 [ 36.981173][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 36.981256][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 36.981294][ T99] Call Trace: [ 36.981315][ T99] [ 36.981336][ T99] __dump_stack+0x21/0x30 [ 36.981418][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.981501][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.981591][ T99] ? unwind_get_return_address+0x51/0x90 [ 36.981663][ T99] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 36.981730][ T99] ? arch_stack_walk+0x10a/0x170 [ 36.981791][ T99] dump_stack+0x19/0x20 [ 36.981870][ T99] should_fail_ex+0x3c2/0x510 [ 36.981930][ T99] should_failslab+0xac/0x100 [ 36.981988][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.982051][ T99] ? __alloc_skb+0x10c/0x360 [ 36.982132][ T99] __alloc_skb+0x10c/0x360 [ 36.982202][ T99] ? __kasan_slab_free+0x5f/0x80 [ 36.982267][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 36.982357][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 36.982424][ T99] ? __asan_memcpy+0x5a/0x80 [ 36.982514][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 36.982583][ T99] ? __kasan_check_write+0x18/0x20 [ 36.982636][ T99] ? _raw_spin_lock+0x92/0x120 [ 36.982698][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 36.982767][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 36.982849][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 36.982930][ T99] ? path_put+0x5b/0x70 [ 36.983000][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.983086][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 36.983145][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 36.983215][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.983294][ T99] __sys_sendto+0x68a/0x700 [ 36.983371][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 36.983449][ T99] ? selinux_socket_connect+0x27/0x40 [ 36.983525][ T99] ? __cfi___sys_connect+0x10/0x10 [ 36.983604][ T99] ? fd_install+0x246/0x400 [ 36.983656][ T99] ? __sys_socket+0x16d/0x1c0 [ 36.983733][ T99] __x64_sys_sendto+0xe9/0x100 [ 36.983833][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 36.983891][ T99] do_syscall_64+0x57/0xf0 [ 36.983952][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.983991][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.984094][ T99] RIP: 0033:0x7fc93319a407 [ 36.984151][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 36.984202][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.984264][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 36.984307][ T99] RDX: 0000000000000047 RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 36.984347][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 36.984379][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 36.984420][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002c R15: 00007fff8b49dcc0 [ 36.984470][ T99] [ 36.984839][ T99] FAULT_INJECTION: forcing a failure. [ 36.984839][ T99] name failslab, interval 1, probability 10, space 0, times 17 [ 36.996923][ C0] FAULT_INJECTION: forcing a failure. [ 36.996923][ C0] name failslab, interval 1, probability 10, space 0, times 17 [ 37.019411][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.019501][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.019558][ T99] Call Trace: [ 37.019576][ T99] [ 37.019595][ T99] __dump_stack+0x21/0x30 [ 37.019672][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.019746][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.019821][ T99] dump_stack+0x19/0x20 [ 37.019887][ T99] should_fail_ex+0x3c2/0x510 [ 37.019945][ T99] should_failslab+0xac/0x100 [ 37.020016][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 37.020076][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 37.020161][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 37.020238][ T99] sk_prot_alloc+0x69/0x3a0 [ 37.020317][ T99] sk_alloc+0x40/0x590 [ 37.020382][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 37.020444][ T99] unix_create1+0xb7/0x760 [ 37.020534][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 37.020617][ T99] unix_create+0x15a/0x220 [ 37.020697][ T99] __sock_create+0x3a5/0x810 [ 37.020792][ T99] __sys_socket+0xe1/0x1c0 [ 37.020878][ T99] __x64_sys_socket+0x7e/0x90 [ 37.020945][ T99] x64_sys_call+0x2608/0x2ee0 [ 37.021000][ T99] do_syscall_64+0x57/0xf0 [ 37.021071][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.021145][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.021217][ T99] RIP: 0033:0x7fc933215707 [ 37.021268][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 37.021320][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 37.021390][ T99] RAX: ffffffffffffffda RBX: 0000000000000047 RCX: 00007fc933215707 [ 37.021432][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 37.021475][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 37.021514][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 37.021553][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002c R15: 00007fff8b49dcc0 [ 37.021597][ T99] [ 37.021967][ T99] FAULT_INJECTION: forcing a failure. [ 37.021967][ T99] name failslab, interval 1, probability 10, space 0, times 16 [ 37.027547][ C0] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.027622][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.027671][ C0] Call Trace: [ 37.027703][ C0] [ 37.027732][ C0] __dump_stack+0x21/0x30 [ 37.027829][ C0] dump_stack_lvl+0x140/0x1c0 [ 37.027898][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.027973][ C0] ? ref_tracker_alloc+0x356/0x5b0 [ 37.028044][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 37.028116][ C0] ? dst_alloc+0x163/0x240 [ 37.028176][ C0] dump_stack+0x19/0x20 [ 37.028251][ C0] should_fail_ex+0x3c2/0x510 [ 37.028313][ C0] should_failslab+0xac/0x100 [ 37.028395][ C0] __kmalloc_cache_noprof+0x41/0x470 [ 37.028458][ C0] ? dst_cow_metrics_generic+0x65/0x2a0 [ 37.028520][ C0] ? dst_init+0x329/0x430 [ 37.028583][ C0] dst_cow_metrics_generic+0x65/0x2a0 [ 37.028646][ C0] icmp6_dst_alloc+0x310/0x4f0 [ 37.028730][ C0] ndisc_send_skb+0x2a6/0xca0 [ 37.028784][ C0] ? should_fail_ex+0x201/0x510 [ 37.028845][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 37.028900][ C0] ? kmem_cache_alloc_node_noprof+0x1ed/0x420 [ 37.028960][ C0] ? kmalloc_reserve+0xcf/0x4f0 [ 37.029054][ C0] ? skb_put+0x10e/0x200 [ 37.029160][ C0] ndisc_send_rs+0x675/0x880 [ 37.029214][ C0] addrconf_rs_timer+0x362/0x620 [ 37.029286][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.029357][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.029428][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.029498][ C0] call_timer_fn+0x4c/0x300 [ 37.029573][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.029643][ C0] __run_timer_base+0x6c0/0x9b0 [ 37.029717][ C0] ? timer_expire_remote+0xa0/0xa0 [ 37.029779][ C0] ? kvm_sched_clock_read+0x15/0x30 [ 37.029870][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 37.029940][ C0] run_timer_softirq+0x35/0x70 [ 37.030011][ C0] handle_softirqs+0x1aa/0x620 [ 37.030072][ C0] __irq_exit_rcu+0x47/0xb0 [ 37.030132][ C0] irq_exit_rcu+0xd/0x30 [ 37.030184][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 37.030259][ C0] [ 37.030280][ C0] [ 37.030300][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 37.030388][ C0] RIP: 0010:console_flush_all+0x6fd/0xab0 [ 37.030500][ C0] Code: 89 de 48 81 e6 00 02 00 00 31 ff e8 2d 8f 1e 00 48 81 e3 00 02 00 00 75 07 e8 3f 8a 1e 00 eb 06 e8 38 8a 1e 00 fb 49 8d 5d 58 <48> 8b 44 24 28 42 80 3c 20 00 74 08 48 89 df e8 1f 4a 77 00 48 8b [ 37.030555][ C0] RSP: 0018:ffffc9000c08f3a0 EFLAGS: 00000246 [ 37.030615][ C0] RAX: ffffffff8168e788 RBX: ffffffff878f48b8 RCX: 0000000000080000 [ 37.030651][ C0] RDX: ffffc90001e43000 RSI: 000000000007ffff RDI: 0000000000080000 [ 37.030693][ C0] RBP: ffffc9000c08f4d0 R08: 0000000000000003 R09: 0000000000000004 [ 37.030726][ C0] R10: dffffc0000000000 R11: fffff52001811e64 R12: dffffc0000000000 [ 37.030769][ C0] R13: ffffffff878f4860 R14: ffffffff878f48b8 R15: 0000000000000001 [ 37.030818][ C0] ? console_flush_all+0x6f8/0xab0 [ 37.030888][ C0] ? console_flush_all+0x771/0xab0 [ 37.030969][ C0] ? __console_rewind_all+0x170/0x170 [ 37.031043][ C0] ? __kasan_check_read+0x15/0x20 [ 37.031105][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 37.031189][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 37.031243][ C0] console_unlock+0xf8/0x2c0 [ 37.031314][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 37.031386][ C0] ? __cfi_console_unlock+0x10/0x10 [ 37.031460][ C0] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 37.031535][ C0] ? vprintk_emit+0x53f/0x650 [ 37.031608][ C0] vprintk_emit+0x282/0x650 [ 37.031681][ C0] ? __cfi_vprintk_emit+0x10/0x10 [ 37.031753][ C0] ? __kmalloc_noprof+0x261/0x510 [ 37.031813][ C0] ? io_req_cqe_overflow+0xf5/0x150 [ 37.031899][ C0] ? __io_submit_flush_completions+0x3aa/0xdb0 [ 37.031978][ C0] ? io_submit_sqes+0x1703/0x1b70 [ 37.032051][ C0] ? __x64_sys_io_uring_enter+0xe9/0x110 [ 37.032126][ C0] ? x64_sys_call+0x2d28/0x2ee0 [ 37.032178][ C0] ? do_syscall_64+0x57/0xf0 [ 37.032241][ C0] vprintk_default+0x2a/0x40 [ 37.032312][ C0] vprintk+0x93/0xa0 [ 37.032363][ C0] _printk+0xde/0x140 [ 37.032436][ C0] ? __cfi__printk+0x10/0x10 [ 37.032509][ C0] should_fail_ex+0x3a4/0x510 [ 37.032564][ C0] ? io_cqring_event_overflow+0x7d/0x530 [ 37.032629][ C0] should_failslab+0xac/0x100 [ 37.032700][ C0] __kmalloc_noprof+0x69/0x510 [ 37.032755][ C0] ? io_cqring_event_overflow+0x7d/0x530 [ 37.032830][ C0] io_cqring_event_overflow+0x7d/0x530 [ 37.032909][ C0] ? _raw_spin_lock+0x92/0x120 [ 37.032972][ C0] io_req_cqe_overflow+0xf5/0x150 [ 37.033037][ C0] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.033119][ C0] io_submit_sqes+0x1703/0x1b70 [ 37.033218][ C0] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.033330][ C0] ? _raw_spin_unlock+0x45/0x60 [ 37.033411][ C0] ? __schedule+0x149e/0x20b0 [ 37.033507][ C0] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.033589][ C0] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.033643][ C0] ? __sched_text_start+0x10/0x10 [ 37.033709][ C0] ? __fget_files+0x2bc/0x330 [ 37.033779][ C0] ? xfd_validate_state+0x68/0x140 [ 37.033862][ C0] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.033922][ C0] x64_sys_call+0x2d28/0x2ee0 [ 37.033975][ C0] do_syscall_64+0x57/0xf0 [ 37.034036][ C0] ? clear_bhb_loop+0x50/0xa0 [ 37.034110][ C0] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.034174][ C0] RIP: 0033:0x7f848bf9de99 [ 37.034226][ C0] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.034270][ C0] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.034323][ C0] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.034382][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.034415][ C0] RBP: 0000000000000c67 R08: 0000000000000000 R09: 0000000000000008 [ 37.034455][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.034489][ C0] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.034539][ C0] [ 37.034906][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.034983][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.035023][ T396] Call Trace: [ 37.035042][ T396] [ 37.035063][ T396] __dump_stack+0x21/0x30 [ 37.035154][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.035237][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.035322][ T396] dump_stack+0x19/0x20 [ 37.035405][ T396] should_fail_ex+0x3c2/0x510 [ 37.035468][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.035540][ T396] should_failslab+0xac/0x100 [ 37.035620][ T396] __kmalloc_noprof+0x69/0x510 [ 37.035686][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.035762][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.035835][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.035894][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.035976][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.036086][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.036187][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.036272][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.036344][ T396] ? __schedule+0x149e/0x20b0 [ 37.036417][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.036507][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.036569][ T396] ? __sched_text_start+0x10/0x10 [ 37.036642][ T396] ? __fget_files+0x2bc/0x330 [ 37.036714][ T396] ? xfd_validate_state+0x68/0x140 [ 37.036805][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.036881][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.036933][ T396] do_syscall_64+0x57/0xf0 [ 37.037002][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.037086][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.037179][ T396] RIP: 0033:0x7f848bf9de99 [ 37.037223][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.037275][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.037337][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.037411][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.037465][ T396] RBP: 0000000000000c67 R08: 0000000000000000 R09: 0000000000000008 [ 37.037512][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.037553][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.037598][ T396] [ 37.040648][ T396] FAULT_INJECTION: forcing a failure. [ 37.040648][ T396] name failslab, interval 1, probability 10, space 0, times 14 [ 37.049529][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.049620][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.049653][ T99] Call Trace: [ 37.049666][ T99] [ 37.049694][ T99] __dump_stack+0x21/0x30 [ 37.049779][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.049860][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.049969][ T99] ? stack_depot_save_flags+0x38/0x800 [ 37.050041][ T99] dump_stack+0x19/0x20 [ 37.050113][ T99] should_fail_ex+0x3c2/0x510 [ 37.050183][ T99] should_failslab+0xac/0x100 [ 37.050249][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 37.050325][ T99] ? __d_alloc+0x42/0x8c0 [ 37.050401][ T99] ? expand_files+0xda/0x6f0 [ 37.050476][ T99] __d_alloc+0x42/0x8c0 [ 37.050528][ T99] d_alloc_pseudo+0x23/0xc0 [ 37.050575][ T99] alloc_file_pseudo+0xde/0x1f0 [ 37.050676][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 37.050768][ T99] ? _raw_spin_unlock+0x45/0x60 [ 37.050838][ T99] sock_alloc_file+0xbe/0x2b0 [ 37.050921][ T99] __sys_socket+0x14c/0x1c0 [ 37.050995][ T99] __x64_sys_socket+0x7e/0x90 [ 37.051075][ T99] x64_sys_call+0x2608/0x2ee0 [ 37.051127][ T99] do_syscall_64+0x57/0xf0 [ 37.051189][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.051263][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.051335][ T99] RIP: 0033:0x7fc933215707 [ 37.051380][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 37.051432][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 37.051493][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 37.051534][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 37.051573][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 37.051607][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 37.051647][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002c R15: 00007fff8b49dcc0 [ 37.051698][ T99] [ 37.052262][ T99] FAULT_INJECTION: forcing a failure. [ 37.052262][ T99] name failslab, interval 1, probability 10, space 0, times 13 [ 37.052408][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.052508][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.052575][ T396] Call Trace: [ 37.052602][ T396] [ 37.052624][ T396] __dump_stack+0x21/0x30 [ 37.052711][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.052794][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.052879][ T396] dump_stack+0x19/0x20 [ 37.052966][ T396] should_fail_ex+0x3c2/0x510 [ 37.053029][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.053102][ T396] should_failslab+0xac/0x100 [ 37.053173][ T396] __kmalloc_noprof+0x69/0x510 [ 37.053235][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.053315][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.053387][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.053458][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.053538][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.053620][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.053714][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.053798][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.053870][ T396] ? __schedule+0x149e/0x20b0 [ 37.053963][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.054059][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.054120][ T396] ? __sched_text_start+0x10/0x10 [ 37.054192][ T396] ? __fget_files+0x2bc/0x330 [ 37.054262][ T396] ? xfd_validate_state+0x68/0x140 [ 37.054355][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.054447][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.054499][ T396] do_syscall_64+0x57/0xf0 [ 37.054562][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.054644][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.054718][ T396] RIP: 0033:0x7f848bf9de99 [ 37.054770][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.054823][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.054889][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.054939][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.054973][ T396] RBP: 0000000000000c70 R08: 0000000000000000 R09: 0000000000000008 [ 37.054999][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.055040][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.055116][ T396] [ 37.056374][ T396] FAULT_INJECTION: forcing a failure. [ 37.056374][ T396] name failslab, interval 1, probability 10, space 0, times 12 [ 37.060115][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.060203][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.060235][ T99] Call Trace: [ 37.060255][ T99] [ 37.060276][ T99] __dump_stack+0x21/0x30 [ 37.060374][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.060451][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.060525][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 37.060591][ T99] dump_stack+0x19/0x20 [ 37.060663][ T99] should_fail_ex+0x3c2/0x510 [ 37.060731][ T99] should_failslab+0xac/0x100 [ 37.060804][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 37.060874][ T99] ? getname_kernel+0x6b/0x450 [ 37.060937][ T99] ? selinux_socket_connect_helper+0x4ae/0x940 [ 37.061001][ T99] getname_kernel+0x6b/0x450 [ 37.061065][ T99] ? socket_type_to_security_class+0x800/0x800 [ 37.061120][ T99] kern_path+0x23/0x60 [ 37.061190][ T99] unix_find_other+0x16b/0x930 [ 37.061287][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 37.061385][ T99] ? unix_insert_bsd_socket+0x270/0x270 [ 37.061461][ T99] ? current_check_access_socket+0x1a5/0x9d0 [ 37.061545][ T99] unix_dgram_connect+0x482/0xcc0 [ 37.061627][ T99] ? __cfi_unix_dgram_connect+0x10/0x10 [ 37.061711][ T99] ? selinux_socket_connect+0x27/0x40 [ 37.061776][ T99] ? bpf_lsm_socket_connect+0xd/0x20 [ 37.061845][ T99] ? security_socket_connect+0x3d/0x100 [ 37.061927][ T99] __sys_connect+0x3f0/0x490 [ 37.062002][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 37.062082][ T99] ? __cfi___sys_connect+0x10/0x10 [ 37.062167][ T99] ? fd_install+0x246/0x400 [ 37.062222][ T99] ? __sys_socket+0x16d/0x1c0 [ 37.062312][ T99] ? __kasan_check_read+0x15/0x20 [ 37.062365][ T99] __x64_sys_connect+0x7e/0x90 [ 37.062442][ T99] x64_sys_call+0x1c2f/0x2ee0 [ 37.062494][ T99] do_syscall_64+0x57/0xf0 [ 37.062558][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.062683][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.062777][ T99] RIP: 0033:0x7fc93319a407 [ 37.062838][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 37.062898][ T99] RSP: 002b:00007fff8b49db50 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 37.062953][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 37.062996][ T99] RDX: 000000000000006e RSI: 00007fc9332a1560 RDI: 0000000000000003 [ 37.063022][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 37.063056][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 37.063089][ T99] R13: 000000000000000c R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 37.063140][ T99] [ 37.063748][ T99] FAULT_INJECTION: forcing a failure. [ 37.063748][ T99] name failslab, interval 1, probability 10, space 0, times 11 [ 37.064531][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.064565][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.064607][ T396] Call Trace: [ 37.064636][ T396] [ 37.064664][ T396] __dump_stack+0x21/0x30 [ 37.064765][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.064849][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.064938][ T396] dump_stack+0x19/0x20 [ 37.065018][ T396] should_fail_ex+0x3c2/0x510 [ 37.065086][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.065166][ T396] should_failslab+0xac/0x100 [ 37.065240][ T396] __kmalloc_noprof+0x69/0x510 [ 37.065302][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.065386][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.065466][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.065530][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.065612][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.065704][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.065792][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.065888][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.065953][ T396] ? __schedule+0x149e/0x20b0 [ 37.066024][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.066142][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.066210][ T396] ? __sched_text_start+0x10/0x10 [ 37.066284][ T396] ? __fget_files+0x2bc/0x330 [ 37.066357][ T396] ? xfd_validate_state+0x68/0x140 [ 37.066456][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.066539][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.066598][ T396] do_syscall_64+0x57/0xf0 [ 37.066688][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.066763][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.066836][ T396] RIP: 0033:0x7f848bf9de99 [ 37.066879][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.066930][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.066991][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.067021][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.067061][ T396] RBP: 0000000000000c83 R08: 0000000000000000 R09: 0000000000000008 [ 37.067103][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.067144][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.067182][ T396] [ 37.067584][ T396] FAULT_INJECTION: forcing a failure. [ 37.067584][ T396] name failslab, interval 1, probability 10, space 0, times 10 [ 37.072609][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.072694][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.072727][ T99] Call Trace: [ 37.072740][ T99] [ 37.072761][ T99] __dump_stack+0x21/0x30 [ 37.072851][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.072934][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.073008][ T99] ? stack_depot_save_flags+0x38/0x800 [ 37.073087][ T99] dump_stack+0x19/0x20 [ 37.073160][ T99] should_fail_ex+0x3c2/0x510 [ 37.073223][ T99] should_failslab+0xac/0x100 [ 37.073295][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 37.073357][ T99] ? __d_alloc+0x42/0x8c0 [ 37.073398][ T99] ? expand_files+0xda/0x6f0 [ 37.073468][ T99] __d_alloc+0x42/0x8c0 [ 37.073526][ T99] d_alloc_pseudo+0x23/0xc0 [ 37.073577][ T99] alloc_file_pseudo+0xde/0x1f0 [ 37.073652][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 37.073746][ T99] ? _raw_spin_unlock+0x45/0x60 [ 37.073837][ T99] sock_alloc_file+0xbe/0x2b0 [ 37.073917][ T99] __sys_socket+0x14c/0x1c0 [ 37.073988][ T99] __x64_sys_socket+0x7e/0x90 [ 37.074060][ T99] x64_sys_call+0x2608/0x2ee0 [ 37.074111][ T99] do_syscall_64+0x57/0xf0 [ 37.074172][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.074247][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.074320][ T99] RIP: 0033:0x7fc933215707 [ 37.074374][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 37.074416][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 37.074476][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 37.074518][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 37.074557][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 37.074590][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 37.074630][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 37.074681][ T99] [ 37.075059][ T99] FAULT_INJECTION: forcing a failure. [ 37.075059][ T99] name failslab, interval 1, probability 10, space 0, times 9 [ 37.080349][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.080459][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.080507][ T396] Call Trace: [ 37.080537][ T396] [ 37.080565][ T396] __dump_stack+0x21/0x30 [ 37.080658][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.080742][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.080832][ T396] dump_stack+0x19/0x20 [ 37.080881][ T396] should_fail_ex+0x3c2/0x510 [ 37.080945][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.081025][ T396] should_failslab+0xac/0x100 [ 37.081096][ T396] __kmalloc_noprof+0x69/0x510 [ 37.081158][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.081239][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.081311][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.081401][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.081482][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.081563][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.081655][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.081739][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.081797][ T396] ? __schedule+0x149e/0x20b0 [ 37.081869][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.081987][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.082049][ T396] ? __sched_text_start+0x10/0x10 [ 37.082122][ T396] ? __fget_files+0x2bc/0x330 [ 37.082187][ T396] ? xfd_validate_state+0x68/0x140 [ 37.082286][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.082372][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.082425][ T396] do_syscall_64+0x57/0xf0 [ 37.082505][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.082583][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.082657][ T396] RIP: 0033:0x7f848bf9de99 [ 37.082707][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.082766][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.082826][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.082870][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.082905][ T396] RBP: 0000000000000c8a R08: 0000000000000000 R09: 0000000000000008 [ 37.082945][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.082987][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.083038][ T396] [ 37.083749][ T396] FAULT_INJECTION: forcing a failure. [ 37.083749][ T396] name failslab, interval 1, probability 10, space 0, times 8 [ 37.090899][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.091004][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.091051][ T99] Call Trace: [ 37.091078][ T99] [ 37.091106][ T99] __dump_stack+0x21/0x30 [ 37.091190][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.091265][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.091348][ T99] dump_stack+0x19/0x20 [ 37.091409][ T99] should_fail_ex+0x3c2/0x510 [ 37.091472][ T99] should_failslab+0xac/0x100 [ 37.091543][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 37.091605][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 37.091691][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 37.091756][ T99] sk_prot_alloc+0x69/0x3a0 [ 37.091839][ T99] sk_alloc+0x40/0x590 [ 37.091922][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 37.091994][ T99] unix_create1+0xb7/0x760 [ 37.092059][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 37.092132][ T99] unix_create+0x15a/0x220 [ 37.092204][ T99] __sock_create+0x3a5/0x810 [ 37.092278][ T99] __sys_socket+0xe1/0x1c0 [ 37.092366][ T99] __x64_sys_socket+0x7e/0x90 [ 37.092448][ T99] x64_sys_call+0x2608/0x2ee0 [ 37.092508][ T99] do_syscall_64+0x57/0xf0 [ 37.092569][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.092643][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.092714][ T99] RIP: 0033:0x7fc933215707 [ 37.092758][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 37.092809][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 37.092871][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 37.092913][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 37.092953][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 37.092987][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 37.093020][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000045 R15: 00007fff8b49dcc0 [ 37.093072][ T99] [ 37.098064][ T99] FAULT_INJECTION: forcing a failure. [ 37.098064][ T99] name failslab, interval 1, probability 10, space 0, times 7 [ 37.103165][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.103257][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.103304][ T396] Call Trace: [ 37.103317][ T396] [ 37.103345][ T396] __dump_stack+0x21/0x30 [ 37.103441][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.103521][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.103609][ T396] dump_stack+0x19/0x20 [ 37.103681][ T396] should_fail_ex+0x3c2/0x510 [ 37.103749][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.103821][ T396] should_failslab+0xac/0x100 [ 37.103896][ T396] __kmalloc_noprof+0x69/0x510 [ 37.103956][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.104032][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.104095][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.104162][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.104240][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.104322][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.104419][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.104501][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.104556][ T396] ? __schedule+0x149e/0x20b0 [ 37.104614][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.104728][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.104794][ T396] ? __sched_text_start+0x10/0x10 [ 37.104881][ T396] ? __fget_files+0x2bc/0x330 [ 37.104945][ T396] ? xfd_validate_state+0x68/0x140 [ 37.105037][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.105133][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.105179][ T396] do_syscall_64+0x57/0xf0 [ 37.105245][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.105326][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.105409][ T396] RIP: 0033:0x7f848bf9de99 [ 37.105460][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.105513][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.105583][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.105627][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.105668][ T396] RBP: 0000000000000c94 R08: 0000000000000000 R09: 0000000000000008 [ 37.105703][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.105751][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.105795][ T396] [ 37.110636][ T396] FAULT_INJECTION: forcing a failure. [ 37.110636][ T396] name failslab, interval 1, probability 10, space 0, times 6 [ 37.117153][ T286] FAULT_INJECTION: forcing a failure. [ 37.117153][ T286] name failslab, interval 1, probability 10, space 0, times 6 [ 37.118122][ T396] CPU: 0 UID: 0 PID: 396 Comm: syz.3.31 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.118231][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.118287][ T396] Call Trace: [ 37.118308][ T396] [ 37.118329][ T396] __dump_stack+0x21/0x30 [ 37.118431][ T396] dump_stack_lvl+0x140/0x1c0 [ 37.118514][ T396] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.118599][ T396] dump_stack+0x19/0x20 [ 37.118680][ T396] should_fail_ex+0x3c2/0x510 [ 37.118746][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.118827][ T396] should_failslab+0xac/0x100 [ 37.118906][ T396] __kmalloc_noprof+0x69/0x510 [ 37.118969][ T396] ? io_cqring_event_overflow+0x7d/0x530 [ 37.119049][ T396] io_cqring_event_overflow+0x7d/0x530 [ 37.119123][ T396] ? _raw_spin_lock+0x92/0x120 [ 37.119187][ T396] io_req_cqe_overflow+0xf5/0x150 [ 37.119269][ T396] __io_submit_flush_completions+0x3aa/0xdb0 [ 37.119353][ T396] io_submit_sqes+0x1703/0x1b70 [ 37.119457][ T396] __se_sys_io_uring_enter+0x302/0x25c0 [ 37.119551][ T396] ? _raw_spin_unlock+0x45/0x60 [ 37.119645][ T396] ? __schedule+0x149e/0x20b0 [ 37.119725][ T396] ? __x64_sys_io_uring_enter+0x110/0x110 [ 37.119811][ T396] ? vm_mmap_pgoff+0x152/0x4b0 [ 37.119868][ T396] ? __sched_text_start+0x10/0x10 [ 37.119941][ T396] ? __fget_files+0x2bc/0x330 [ 37.120014][ T396] ? xfd_validate_state+0x68/0x140 [ 37.120100][ T396] __x64_sys_io_uring_enter+0xe9/0x110 [ 37.120183][ T396] x64_sys_call+0x2d28/0x2ee0 [ 37.120243][ T396] do_syscall_64+0x57/0xf0 [ 37.120308][ T396] ? clear_bhb_loop+0x50/0xa0 [ 37.120390][ T396] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.120463][ T396] RIP: 0033:0x7f848bf9de99 [ 37.120514][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.120566][ T396] RSP: 002b:00007f848ce29f38 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 37.120628][ T396] RAX: ffffffffffffffda RBX: 0000200000001540 RCX: 00007f848bf9de99 [ 37.120672][ T396] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000030 [ 37.120707][ T396] RBP: 0000000000000cba R08: 0000000000000000 R09: 0000000000000008 [ 37.120747][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000002820 [ 37.120782][ T396] R13: 0000200000002828 R14: 0000000000000f14 R15: 000000000000002b [ 37.120833][ T396] [ 37.122091][ T295] FAULT_INJECTION: forcing a failure. [ 37.122091][ T295] name failslab, interval 1, probability 10, space 0, times 4 [ 37.125649][ T286] CPU: 1 UID: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.125730][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.125776][ T286] Call Trace: [ 37.125796][ T286] [ 37.125819][ T286] __dump_stack+0x21/0x30 [ 37.125920][ T286] dump_stack_lvl+0x140/0x1c0 [ 37.126002][ T286] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.126084][ T286] ? get_page_from_freelist+0x4aea/0x4ba0 [ 37.126176][ T286] ? __cfi_sched_clock_cpu+0x10/0x10 [ 37.126260][ T286] dump_stack+0x19/0x20 [ 37.126332][ T286] should_fail_ex+0x3c2/0x510 [ 37.126396][ T286] should_failslab+0xac/0x100 [ 37.126460][ T286] kmem_cache_alloc_noprof+0x42/0x410 [ 37.126520][ T286] ? is_bpf_text_address+0x17b/0x1a0 [ 37.126616][ T286] ? __es_insert_extent+0x6f9/0x17a0 [ 37.126686][ T286] __es_insert_extent+0x6f9/0x17a0 [ 37.126746][ T286] ? unwind_get_return_address+0x51/0x90 [ 37.126826][ T286] __es_remove_extent+0xa4b/0x1820 [ 37.126886][ T286] ? stack_depot_save_flags+0x38/0x800 [ 37.126957][ T286] ? ext4_es_insert_extent+0x2760/0x2760 [ 37.127019][ T286] ? _raw_write_lock+0x92/0xf0 [ 37.127088][ T286] ext4_es_insert_delayed_extent+0x399/0xab0 [ 37.127172][ T286] ? __cfi_ext4_es_insert_delayed_extent+0x10/0x10 [ 37.127263][ T286] ? _raw_spin_unlock+0x45/0x60 [ 37.127322][ T286] ? ext4_da_reserve_space+0x242/0x460 [ 37.127387][ T286] ext4_da_get_block_prep+0xb1b/0x12d0 [ 37.127451][ T286] ? kmem_cache_alloc_noprof+0x1e2/0x410 [ 37.127512][ T286] ? __cfi_ext4_da_get_block_prep+0x10/0x10 [ 37.127573][ T286] ? __cfi__raw_spin_lock+0x10/0x10 [ 37.127635][ T286] ? folio_alloc_buffers+0x42d/0x4a0 [ 37.127709][ T286] ? _raw_spin_unlock+0x45/0x60 [ 37.127764][ T286] ? create_empty_buffers+0x384/0x3a0 [ 37.127829][ T286] __block_write_begin_int+0x679/0x1710 [ 37.127912][ T286] ? __cfi_ext4_da_get_block_prep+0x10/0x10 [ 37.127961][ T286] ? __kasan_check_write+0x18/0x20 [ 37.128021][ T286] ? __cfi___block_write_begin_int+0x10/0x10 [ 37.128095][ T286] ? __cfi_ext4_convert_inline_data+0x10/0x10 [ 37.128166][ T286] ? down_read+0x7f/0xe0 [ 37.128249][ T286] block_page_mkwrite+0x2ad/0x320 [ 37.128323][ T286] ? __cfi_ext4_da_get_block_prep+0x10/0x10 [ 37.128379][ T286] ext4_page_mkwrite+0x9bd/0x1120 [ 37.128450][ T286] ? __kasan_check_write+0x18/0x20 [ 37.128502][ T286] ? folio_unlock+0x137/0x1b0 [ 37.128591][ T286] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 37.128670][ T286] ? inode_update_timestamps+0x574/0x6e0 [ 37.128753][ T286] ? __free_pages+0x6b/0x3b0 [ 37.128834][ T286] do_pte_missing+0x12c4/0x4440 [ 37.128915][ T286] ? touch_atime+0x395/0x470 [ 37.128984][ T286] ? pte_marker_clear+0x1b0/0x1b0 [ 37.129055][ T286] ? __thp_vma_allowable_orders+0x820/0x9a0 [ 37.129136][ T286] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 37.129219][ T286] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 37.129295][ T286] ? __cfi___thp_vma_allowable_orders+0x10/0x10 [ 37.129384][ T286] handle_mm_fault+0x1189/0x1ba0 [ 37.129463][ T286] ? __cfi_handle_mm_fault+0x10/0x10 [ 37.129526][ T286] ? __kasan_check_write+0x18/0x20 [ 37.129597][ T286] ? lock_mm_and_find_vma+0xb8/0x390 [ 37.129670][ T286] do_user_addr_fault+0x4ee/0x1230 [ 37.129756][ T286] exc_page_fault+0x58/0xc0 [ 37.129837][ T286] asm_exc_page_fault+0x2b/0x30 [ 37.129910][ T286] RIP: 0033:0x7f3cc0a70023 [ 37.129975][ T286] Code: 85 0e 01 00 00 be 04 00 00 00 48 89 df e8 45 b9 fe ff 48 8b 43 40 83 43 30 04 48 89 df be 08 00 00 00 48 8d 50 fc 48 89 53 40 <89> 68 fc 8b 6b 30 e8 22 b9 fe ff 48 8b 43 48 be 06 00 00 00 89 28 [ 37.130040][ T286] RSP: 002b:00007fff3dd3b5f0 EFLAGS: 00010202 [ 37.130092][ T286] RAX: 00007f3cbd400000 RBX: 00007fff3dd3b720 RCX: 0000000000dffde8 [ 37.130135][ T286] RDX: 00007f3cbd3ffffc RSI: 0000000000000008 RDI: 00007fff3dd3b720 [ 37.130176][ T286] RBP: 00000000000003e6 R08: 0000000000000000 R09: 0000000000000000 [ 37.130216][ T286] R10: 00007fff3dd3b700 R11: 0000000000000000 R12: 0000000000000000 [ 37.130250][ T286] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.130292][ T286] [ 37.131379][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.131476][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.131508][ T99] Call Trace: [ 37.131527][ T99] [ 37.131548][ T99] __dump_stack+0x21/0x30 [ 37.131632][ T99] dump_stack_lvl+0x140/0x1c0 [ 37.131714][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.131789][ T99] ? tracing_record_taskinfo_sched_switch+0x78/0x390 [ 37.131879][ T99] dump_stack+0x19/0x20 [ 37.131946][ T99] should_fail_ex+0x3c2/0x510 [ 37.132010][ T99] should_failslab+0xac/0x100 [ 37.132077][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 37.132139][ T99] ? __alloc_skb+0x10c/0x360 [ 37.132220][ T99] __alloc_skb+0x10c/0x360 [ 37.132286][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 37.132348][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 37.132424][ T99] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 37.132507][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 37.132577][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 37.132631][ T99] ? __kasan_check_write+0x18/0x20 [ 37.132699][ T99] ? _raw_spin_lock+0x92/0x120 [ 37.132775][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 37.132843][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 37.132934][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 37.133014][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 37.133109][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 37.133171][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 37.133251][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 37.133318][ T99] __sys_sendto+0x68a/0x700 [ 37.133410][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 37.133528][ T99] ? sched_clock_cpu+0x75/0x400 [ 37.133616][ T99] ? __kasan_check_write+0x18/0x20 [ 37.133663][ T99] __x64_sys_sendto+0xe9/0x100 [ 37.133740][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 37.133800][ T99] do_syscall_64+0x57/0xf0 [ 37.133872][ T99] ? clear_bhb_loop+0x50/0xa0 [ 37.133917][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.133946][ T99] RIP: 0033:0x7fc93319a407 [ 37.133965][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 37.133985][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 37.134009][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 37.134027][ T99] RDX: 000000000000004d RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 37.134080][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 37.134123][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 37.134161][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 37.134227][ T99] [ 37.138073][ T99] FAULT_INJECTION: forcing a failure. [ 37.138073][ T99] name failslab, interval 1, probability 10, space 0, times 2 [ 37.141674][ T295] CPU: 0 UID: 0 PID: 295 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 37.141731][ T295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 37.141773][ T295] Call Trace: [ 37.141799][ T295] [ 37.141820][ T295] __dump_stack+0x21/0x30 [ 37.141924][ T295] dump_stack_lvl+0x140/0x1c0 [ 37.142003][ T295] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.142083][ T295] dump_stack+0x19/0x20 [ 37.142154][ T295] should_fail_ex+0x3c2/0x510 [ 37.142224][ T295] should_failslab+0xac/0x100 [ 37.142287][ T295] kmem_cache_alloc_node_noprof+0x45/0x420 [ 37.142347][ T295] ? __kasan_check_write+0x18/0x20 [ 37.142407][ T295] ? __alloc_skb+0x10c/0x360 [ 37.142478][ T295] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 37.142548][ T295] __alloc_skb+0x10c/0x360 [ 37.142620][ T295] inet6_rt_notify+0x351/0x520 [ 37.142688][ T295] ? __cfi_inet6_rt_notify+0x10/0x10 [ 37.142741][ T295] ? call_fib_notifiers+0xa4/0xc0 [ 37.142801][ T295] fib6_del+0xba0/0xf50 [ 37.142868][ T295] ? __cfi_fib6_del+0x10/0x10 [ 37.142913][ T295] ? kernel_text_address+0xa9/0xe0 [ 37.142986][ T295] ? fib6_ifdown+0x2f1/0x4f0 [ 37.143038][ T295] fib6_clean_node+0x2b9/0x560 [ 37.143112][ T295] ? __cfi_fib6_clean_node+0x10/0x10 [ 37.143201][ T295] fib6_walk_continue+0x518/0x740 [ 37.143313][ T295] __fib6_clean_all+0x2a2/0x440 [ 37.143411][ T295] ? __cfi_fib6_ifdown+0x10/0x10 [ 37.143470][ T295] ? fib6_clean_all+0x50/0x50 [ 37.143542][ T295] ? __cfi_fib6_clean_node+0x10/0x10 [ 37.143623][ T295] ? __cfi_fib6_ifdown+0x10/0x10 [ 37.143684][ T295] ? __cfi_fib6_ifdown+0x10/0x10 [ 37.143735][ T295] fib6_clean_all+0x2e/0x50 [ 37.143807][ T295] rt6_disable_ip+0x124/0x810 [ 37.143869][ T295] ? __queue_work+0xb67/0x1130 [ 37.143939][ T295] ? __cfi_rt6_disable_ip+0x10/0x10 [ 37.143985][ T295] ? __kasan_check_read+0x15/0x20 [ 37.144047][ T295] addrconf_ifdown+0x161/0x1970 [ 37.144101][ T295] ? x64_sys_call+0x2ed2/0x2ee0 [ 37.144160][ T295] ? __try_to_del_timer_sync+0x2e8/0x440 [ 37.144233][ T295] ? addrconf_cleanup+0x150/0x150 [ 37.144287][ T295] ? __kasan_check_write+0x18/0x20 [ 37.144347][ T295] ? mutex_unlock+0x90/0x240 [ 37.144439][ T295] ? __cfi_mutex_unlock+0x10/0x10 [ 37.144510][ T295] ? __cfi_device_cmp+0x10/0x10 [ 37.144615][ T295] ? masq_device_event+0xe0/0xe0 [ 37.144709][ T295] addrconf_notify+0x17a/0xeb0 [ 37.144773][ T295] ? ip6mr_device_event+0x1ed/0x230 [ 37.144827][ T295] ? __cfi_addrconf_notify+0x10/0x10 [ 37.144899][ T295] notifier_call_chain+0x106/0x2b0 [ 37.144960][ T295] raw_notifier_call_chain+0x31/0x40 [ 37.145015][ T295] dev_close_many+0x332/0x4f0 [ 37.145089][ T295] ? __cfi_dev_close_many+0x10/0x10 [ 37.145150][ T295] ? __kasan_check_read+0x15/0x20 [ 37.145211][ T295] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 37.145296][ T295] ? __queue_work+0xb67/0x1130 [ 37.145368][ T295] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 37.145451][ T295] ? __queue_delayed_work+0x18e/0x240 [ 37.145521][ T295] ? queue_delayed_work_on+0x16f/0x1f0 [ 37.145602][ T295] ? __kasan_check_read+0x15/0x20 [ 37.145655][ T295] unregister_netdevice_queue+0x302/0x350 [ 37.145742][ T295] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 37.145814][ T295] ? linkwatch_fire_event+0x212/0x260 [ 37.145900][ T295] __tun_detach+0xc98/0x1450 [ 37.145982][ T295] ? __cfi_tun_chr_close+0x10/0x10 [ 37.146055][ T295] tun_chr_close+0x93/0x150 [ 37.146107][ T295] __fput+0x20b/0xa30 [ 37.146190][ T295] ____fput+0x20/0x30 [ 37.146263][ T295] task_work_run+0x1e8/0x260 [ 37.146337][ T295] ? __cfi_task_work_run+0x10/0x10 [ 37.146449][ T295] ? free_nsproxy+0x223/0x290 [ 37.146531][ T295] do_exit+0xa46/0x2850 [ 37.146613][ T295] ? __cfi_do_exit+0x10/0x10 [ 37.146679][ T295] ? __kasan_check_write+0x18/0x20 [ 37.146733][ T295] ? _raw_spin_lock_irq+0x93/0x120 [ 37.146795][ T295] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.146859][ T295] ? __cfi_ksys_write+0x10/0x10 [ 37.146914][ T295] ? zap_other_threads+0x32f/0x370 [ 37.146994][ T295] do_group_exit+0x21f/0x2f0 [ 37.147067][ T295] __x64_sys_exit_group+0x43/0x50 [ 37.147142][ T295] x64_sys_call+0x2ed2/0x2ee0 [ 37.147201][ T295] do_syscall_64+0x57/0xf0 [ 37.147256][ T295] ? clear_bhb_loop+0x50/0xa0 [ 37.147336][ T295] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.147444][ T295] RIP: 0033:0x7f5514f9de99 [ 37.147495][ T295] Code: Unable to access opcode bytes at 0x7f5514f9de6f. [ 37.147526][ T295] RSP: 002b:00007ffe1fbee5f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.147587][ T295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5514f9de99 [ 37.147629][ T295] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 37.147669][ T295] RBP: 00007f5515034de7 R08: 0000000000000000 R09: 00000000000927c0 [ 37.147710][ T295] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 37.147744][ T295] R13: 00000000000927c0 R14: 0000000000008d1a R15: 00007ffe1fbee7b0 [ 37.147781][ T295] [ 51.298433][ T310] usbhid 4-1:0.0: can't add hid device: -71 [ 51.304424][ T310] usbhid 4-1:0.0: probe with driver usbhid failed with error -71 [ 51.314681][ T310] usb 4-1: USB disconnect, device number 2 [ 51.328254][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.328287][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.328301][ T99] Call Trace: [ 51.328308][ T99] [ 51.328317][ T99] __dump_stack+0x21/0x30 [ 51.328352][ T99] dump_stack_lvl+0x140/0x1c0 [ 51.328396][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.328427][ T99] ? tracing_record_taskinfo_sched_switch+0x78/0x390 [ 51.328458][ T99] dump_stack+0x19/0x20 [ 51.328485][ T99] should_fail_ex+0x3c2/0x510 [ 51.328510][ T99] should_failslab+0xac/0x100 [ 51.328537][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.328560][ T99] ? __alloc_skb+0x10c/0x360 [ 51.328590][ T99] __alloc_skb+0x10c/0x360 [ 51.328618][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.328644][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 51.328673][ T99] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 51.328709][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 51.328734][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.328756][ T99] ? __kasan_check_write+0x18/0x20 [ 51.328777][ T99] ? _raw_spin_lock+0x92/0x120 [ 51.328800][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.328825][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 51.328857][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 51.328888][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.328922][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 51.328946][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 51.328976][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.329007][ T99] __sys_sendto+0x68a/0x700 [ 51.329039][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 51.329070][ T99] ? sched_clock_cpu+0x75/0x400 [ 51.329106][ T99] ? __kasan_check_write+0x18/0x20 [ 51.329128][ T99] __x64_sys_sendto+0xe9/0x100 [ 51.329161][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 51.329181][ T99] do_syscall_64+0x57/0xf0 [ 51.329224][ T99] ? clear_bhb_loop+0x50/0xa0 [ 51.329253][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.329282][ T99] RIP: 0033:0x7fc93319a407 [ 51.329301][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.329321][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.329346][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 51.329363][ T99] RDX: 00000000000000f9 RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 51.329379][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 51.329402][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 51.329417][ T99] R13: 00007fff8b49dcc0 R14: 00000000000000de R15: 00007fff8b49dcc0 [ 51.329437][ T99] [ 51.334330][ T12] bridge_slave_1: left allmulticast mode [ 51.344563][ T491] UDC core: g1: couldn't find an available UDC or it's busy [ 51.345377][ T12] bridge_slave_1: left promiscuous mode [ 51.625534][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.668198][ T12] bridge_slave_0: left allmulticast mode [ 51.674439][ T12] bridge_slave_0: left promiscuous mode [ 51.680371][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.689164][ T496] FAULT_INJECTION: forcing a failure. [ 51.689164][ T496] name failslab, interval 1, probability 10, space 0, times 100 [ 51.702158][ T99] FAULT_INJECTION: forcing a failure. [ 51.702158][ T99] name failslab, interval 1, probability 10, space 0, times 99 [ 51.715003][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.715031][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.715044][ T99] Call Trace: [ 51.715051][ T99] [ 51.715058][ T99] __dump_stack+0x21/0x30 [ 51.715092][ T99] dump_stack_lvl+0x140/0x1c0 [ 51.715121][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.715149][ T99] ? kernel_text_address+0xa9/0xe0 [ 51.715179][ T99] ? unwind_get_return_address+0x51/0x90 [ 51.715208][ T99] dump_stack+0x19/0x20 [ 51.715236][ T99] should_fail_ex+0x3c2/0x510 [ 51.715260][ T99] should_failslab+0xac/0x100 [ 51.715288][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.715312][ T99] ? __alloc_skb+0x10c/0x360 [ 51.715341][ T99] __alloc_skb+0x10c/0x360 [ 51.715371][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 51.715403][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 51.715428][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.715450][ T99] ? __kasan_check_write+0x18/0x20 [ 51.715469][ T99] ? _raw_spin_lock+0x92/0x120 [ 51.715492][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.715516][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 51.715538][ T12] FAULT_INJECTION: forcing a failure. [ 51.715538][ T12] name failslab, interval 1, probability 10, space 0, times 97 [ 51.715549][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 51.715594][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.715711][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 51.715784][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 51.715855][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.715935][ T99] __sys_sendto+0x68a/0x700 [ 51.716014][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 51.716096][ T99] ? sched_clock_cpu+0x75/0x400 [ 51.716187][ T99] ? __kasan_check_write+0x18/0x20 [ 51.716243][ T99] __x64_sys_sendto+0xe9/0x100 [ 51.716316][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 51.716364][ T99] do_syscall_64+0x57/0xf0 [ 51.716418][ T99] ? clear_bhb_loop+0x50/0xa0 [ 51.716480][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.716546][ T99] RIP: 0033:0x7fc93319a407 [ 51.716594][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.716635][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.716703][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 51.716745][ T99] RDX: 0000000000000057 RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 51.716784][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 51.716816][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 51.716857][ T99] R13: 00007fff8b49dcc0 R14: 000000000000003c R15: 00007fff8b49dcc0 [ 51.716906][ T99] [ 51.717064][ T496] CPU: 0 UID: 0 PID: 496 Comm: syz.3.56 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.717170][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.717209][ T496] Call Trace: SYZFAIL: pipe failed (errno 23: Too many open files in system) [ 51.717222][ T496] [ 51.717249][ T496] __dump_stack+0x21/0x30 [ 51.717331][ T496] dump_stack_lvl+0x140/0x1c0 [ 51.717406][ T496] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.717494][ T496] dump_stack+0x19/0x20 [ 51.717566][ T496] should_fail_ex+0x3c2/0x510 [ 51.717634][ T496] should_failslab+0xac/0x100 [ 51.717697][ T496] kmem_cache_alloc_noprof+0x42/0x410 [ 51.717763][ T496] ? security_inode_alloc+0x51/0x230 [ 51.717833][ T496] security_inode_alloc+0x51/0x230 [ 51.717911][ T496] inode_init_always_gfp+0x756/0x9e0 [ 51.717982][ T496] ? __cfi_sock_alloc_inode+0x10/0x10 [ 51.718051][ T496] alloc_inode+0xc5/0x270 [ 51.718120][ T496] ? bpf_lsm_socket_create+0xd/0x20 [ 51.718181][ T496] new_inode_pseudo+0x19/0x40 [ 51.718252][ T496] __sock_create+0x130/0x810 [ 51.718331][ T496] __sys_socket+0xe1/0x1c0 [ 51.718394][ T496] __x64_sys_socket+0x7e/0x90 [ 51.718491][ T496] x64_sys_call+0x2608/0x2ee0 [ 51.718559][ T496] do_syscall_64+0x57/0xf0 [ 51.718620][ T496] ? clear_bhb_loop+0x50/0xa0 [ 51.718699][ T496] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.718785][ T496] RIP: 0033:0x7f848bf9de99 [ 51.718823][ T496] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.718869][ T496] RSP: 002b:00007f848ce2a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 51.718935][ T496] RAX: ffffffffffffffda RBX: 00007f848c225fa0 RCX: 00007f848bf9de99 [ 51.718973][ T496] RDX: 0000000000000006 RSI: 0000000000000003 RDI: 0000000000000010 [ 51.719002][ T496] RBP: 00007f848c033eaf R08: 0000000000000000 R09: 0000000000000000 [ 51.719038][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.719074][ T496] R13: 00007f848c226038 R14: 00007f848c225fa0 R15: 00007ffd64c48f08 [ 51.719109][ T496] [ 51.719145][ T496] socket: no more sockets [ 51.726523][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.726554][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.726592][ T12] Workqueue: netns cleanup_net [ 51.726696][ T12] Call Trace: [ 51.726718][ T12] [ 51.726753][ T12] __dump_stack+0x21/0x30 [ 51.726835][ T12] dump_stack_lvl+0x140/0x1c0 [ 51.726920][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.727010][ T12] dump_stack+0x19/0x20 [ 51.727088][ T12] should_fail_ex+0x3c2/0x510 [ 51.727152][ T12] should_failslab+0xac/0x100 [ 51.727232][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.727294][ T12] ? __kasan_check_write+0x18/0x20 [ 51.727381][ T12] ? __alloc_skb+0x10c/0x360 [ 51.727470][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 51.727541][ T12] __alloc_skb+0x10c/0x360 [ 51.727616][ T12] inet6_rt_notify+0x351/0x520 [ 51.727678][ T12] ? fib6_purge_rt+0x6f8/0x7b0 [ 51.727761][ T12] ? __cfi_inet6_rt_notify+0x10/0x10 [ 51.727830][ T12] fib6_del+0xba0/0xf50 [ 51.727916][ T12] ? __cfi_fib6_del+0x10/0x10 [ 51.727989][ T12] ? stack_trace_save+0xaa/0x100 [ 51.728083][ T12] ? stack_depot_save_flags+0x38/0x800 [ 51.728186][ T12] ? fib6_ifdown+0x2f1/0x4f0 [ 51.728245][ T12] fib6_clean_node+0x2b9/0x560 [ 51.728324][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 51.728403][ T12] ? __kasan_check_write+0x18/0x20 [ 51.728460][ T12] ? _raw_spin_lock+0x92/0x120 [ 51.728519][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.728580][ T12] fib6_walk_continue+0x518/0x740 [ 51.728667][ T12] __fib6_clean_all+0x2a2/0x440 [ 51.728726][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.728784][ T12] ? fib6_clean_all+0x50/0x50 [ 51.728861][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 51.728934][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.728993][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.729052][ T12] fib6_clean_all+0x2e/0x50 [ 51.729122][ T12] rt6_disable_ip+0x124/0x810 [ 51.729182][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 51.729265][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.729336][ T12] ? __cfi_rt6_disable_ip+0x10/0x10 [ 51.729402][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 51.729517][ T12] ? __kasan_check_read+0x15/0x20 [ 51.729585][ T12] addrconf_ifdown+0x161/0x1970 [ 51.729645][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.729716][ T12] ? __try_to_del_timer_sync+0x2e8/0x440 [ 51.729787][ T12] ? addrconf_cleanup+0x150/0x150 [ 51.729841][ T12] ? __kasan_check_write+0x18/0x20 [ 51.729893][ T12] ? mutex_unlock+0x90/0x240 [ 51.729968][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 51.730042][ T12] ? __cfi_device_cmp+0x10/0x10 [ 51.730121][ T12] ? masq_device_event+0xe0/0xe0 [ 51.730195][ T12] addrconf_notify+0x17a/0xeb0 [ 51.730266][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 51.730319][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 51.730406][ T12] notifier_call_chain+0x106/0x2b0 [ 51.730467][ T12] raw_notifier_call_chain+0x31/0x40 [ 51.730525][ T12] dev_close_many+0x332/0x4f0 [ 51.730584][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 51.730653][ T12] ? __call_rcu_common+0x53c/0x710 [ 51.730734][ T12] ? __kasan_check_read+0x15/0x20 [ 51.730803][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 51.730915][ T12] ? call_rcu_hurry+0x30/0x30 [ 51.730985][ T12] ? __kasan_check_read+0x15/0x20 [ 51.731045][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 51.731127][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 51.731201][ T12] ? kernfs_put+0x343/0x360 [ 51.731274][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 51.731354][ T12] ? __kasan_check_read+0x15/0x20 [ 51.731416][ T12] ? mutex_is_locked+0x1b/0x50 [ 51.731497][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 51.731570][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 51.731655][ T12] unregister_netdevice_many+0x1d/0x30 [ 51.731736][ T12] cleanup_net+0x640/0xc90 [ 51.731806][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 51.731877][ T12] ? kick_pool+0xb9/0x540 [ 51.731953][ T12] process_scheduled_works+0x7f7/0x1060 [ 51.732022][ T12] worker_thread+0xc99/0x13f0 [ 51.732091][ T12] kthread+0x2c7/0x360 [ 51.732158][ T12] ? __cfi_worker_thread+0x10/0x10 [ 51.732232][ T12] ? __cfi_kthread+0x10/0x10 [ 51.732318][ T12] ret_from_fork+0x67/0xa0 [ 51.732405][ T12] ? __cfi_kthread+0x10/0x10 [ 51.732486][ T12] ret_from_fork_asm+0x1a/0x30 [ 51.732548][ T12] [ 51.779444][ T12] FAULT_INJECTION: forcing a failure. [ 51.779444][ T12] name failslab, interval 1, probability 10, space 0, times 90 [ 51.781943][ T99] FAULT_INJECTION: forcing a failure. [ 51.781943][ T99] name failslab, interval 1, probability 10, space 0, times 89 [ 51.805790][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.805893][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.805943][ T12] Workqueue: netns cleanup_net [ 51.806029][ T12] Call Trace: [ 51.806050][ T12] [ 51.806080][ T12] __dump_stack+0x21/0x30 [ 51.806211][ T12] dump_stack_lvl+0x140/0x1c0 [ 51.806304][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.806387][ T12] ? __kasan_check_read+0x15/0x20 [ 51.806450][ T12] dump_stack+0x19/0x20 [ 51.806525][ T12] should_fail_ex+0x3c2/0x510 [ 51.806597][ T12] should_failslab+0xac/0x100 [ 51.806675][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.806699][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 51.806771][ T12] ? __alloc_skb+0x10c/0x360 [ 51.806872][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.806949][ T12] __alloc_skb+0x10c/0x360 [ 51.807031][ T12] __ipv6_ifa_notify+0x205/0xee0 [ 51.807094][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.807169][ T12] ? snmp6_fill_stats+0x9b0/0x9b0 [ 51.807232][ T12] ? timer_delete+0x101/0x3e0 [ 51.807313][ T12] ? __kasan_check_write+0x18/0x20 [ 51.807406][ T12] ? work_grab_pending+0x301/0x830 [ 51.807502][ T12] ? neigh_ifdown+0x23/0x30 [ 51.807582][ T12] ? rt6_disable_ip+0x79e/0x810 [ 51.807654][ T12] ? mod_delayed_work_on+0x140/0x140 [ 51.807729][ T12] ? __kasan_check_write+0x18/0x20 [ 51.807786][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 51.807857][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 51.807922][ T12] ? __cancel_work+0x175/0x1f0 [ 51.808005][ T12] addrconf_ifdown+0xe01/0x1970 [ 51.808072][ T12] ? addrconf_cleanup+0x150/0x150 [ 51.808136][ T12] ? __kasan_check_write+0x18/0x20 [ 51.808201][ T12] ? mutex_unlock+0x90/0x240 [ 51.808324][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 51.808407][ T12] ? __cfi_device_cmp+0x10/0x10 [ 51.808481][ T12] ? masq_device_event+0xe0/0xe0 [ 51.808580][ T12] addrconf_notify+0x17a/0xeb0 [ 51.808644][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 51.808697][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 51.808761][ T12] notifier_call_chain+0x106/0x2b0 [ 51.808823][ T12] raw_notifier_call_chain+0x31/0x40 [ 51.808884][ T12] dev_close_many+0x332/0x4f0 [ 51.808954][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 51.809003][ T12] ? __call_rcu_common+0x53c/0x710 [ 51.809063][ T12] ? __kasan_check_read+0x15/0x20 [ 51.809119][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 51.809190][ T12] ? call_rcu_hurry+0x30/0x30 [ 51.809266][ T12] ? __kasan_check_read+0x15/0x20 [ 51.809318][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 51.809393][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 51.809460][ T12] ? kernfs_put+0x343/0x360 [ 51.809527][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 51.809611][ T12] ? __kasan_check_read+0x15/0x20 [ 51.809700][ T12] ? mutex_is_locked+0x1b/0x50 [ 51.809787][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 51.809855][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 51.809941][ T12] unregister_netdevice_many+0x1d/0x30 [ 51.810020][ T12] cleanup_net+0x640/0xc90 [ 51.810095][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 51.810162][ T12] ? kick_pool+0xb9/0x540 [ 51.810230][ T12] process_scheduled_works+0x7f7/0x1060 [ 51.810299][ T12] worker_thread+0xc99/0x13f0 [ 51.810365][ T12] kthread+0x2c7/0x360 [ 51.810422][ T12] ? __cfi_worker_thread+0x10/0x10 [ 51.810477][ T12] ? __cfi_kthread+0x10/0x10 [ 51.810543][ T12] ret_from_fork+0x67/0xa0 [ 51.810623][ T12] ? __cfi_kthread+0x10/0x10 [ 51.810700][ T12] ret_from_fork_asm+0x1a/0x30 [ 51.810784][ T12] [ 51.811050][ T12] FAULT_INJECTION: forcing a failure. [ 51.811050][ T12] name failslab, interval 1, probability 10, space 0, times 88 [ 51.813649][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.813717][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.813767][ T99] Call Trace: [ 51.813785][ T99] [ 51.813805][ T99] __dump_stack+0x21/0x30 [ 51.813897][ T99] dump_stack_lvl+0x140/0x1c0 [ 51.813953][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.814053][ T99] dump_stack+0x19/0x20 [ 51.814121][ T99] should_fail_ex+0x3c2/0x510 [ 51.814179][ T99] ? security_sk_alloc+0x65/0x260 [ 51.814278][ T99] should_failslab+0xac/0x100 [ 51.814342][ T99] __kmalloc_noprof+0x69/0x510 [ 51.814412][ T99] ? kasan_save_alloc_info+0x3a/0x50 [ 51.814503][ T99] ? security_sk_alloc+0x65/0x260 [ 51.814568][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 51.814640][ T99] security_sk_alloc+0x65/0x260 [ 51.814721][ T99] sk_prot_alloc+0x123/0x3a0 [ 51.814813][ T99] sk_alloc+0x40/0x590 [ 51.814899][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 51.814952][ T99] unix_create1+0xb7/0x760 [ 51.815027][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 51.815102][ T99] unix_create+0x15a/0x220 [ 51.815190][ T99] __sock_create+0x3a5/0x810 [ 51.815259][ T99] __sys_socket+0xe1/0x1c0 [ 51.815344][ T99] __x64_sys_socket+0x7e/0x90 [ 51.815452][ T99] x64_sys_call+0x2608/0x2ee0 [ 51.815517][ T99] do_syscall_64+0x57/0xf0 [ 51.815580][ T99] ? clear_bhb_loop+0x50/0xa0 [ 51.815653][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.815735][ T99] RIP: 0033:0x7fc933215707 [ 51.815787][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 51.815837][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 51.815891][ T99] RAX: ffffffffffffffda RBX: 0000000000000057 RCX: 00007fc933215707 [ 51.815932][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 51.815974][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 51.816008][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 51.816047][ T99] R13: 00007fff8b49dcc0 R14: 000000000000003c R15: 00007fff8b49dcc0 [ 51.816091][ T99] [ 51.817438][ T99] FAULT_INJECTION: forcing a failure. [ 51.817438][ T99] name failslab, interval 1, probability 10, space 0, times 86 [ 51.835765][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.835836][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.835876][ T12] Workqueue: netns cleanup_net [ 51.835959][ T12] Call Trace: [ 51.835979][ T12] [ 51.836002][ T12] __dump_stack+0x21/0x30 [ 51.836122][ T12] dump_stack_lvl+0x140/0x1c0 [ 51.836205][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.836281][ T12] ? stack_trace_save+0xaa/0x100 [ 51.836370][ T12] ? stack_depot_save_flags+0x38/0x800 [ 51.836437][ T12] dump_stack+0x19/0x20 [ 51.836499][ T12] should_fail_ex+0x3c2/0x510 [ 51.836573][ T12] should_failslab+0xac/0x100 [ 51.836649][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.836715][ T12] ? kthread+0x2c7/0x360 [ 51.836790][ T12] ? ret_from_fork+0x67/0xa0 [ 51.836873][ T12] ? __alloc_skb+0x10c/0x360 [ 51.836956][ T12] __alloc_skb+0x10c/0x360 [ 51.837066][ T12] __ipv6_ifa_notify+0x205/0xee0 [ 51.837154][ T12] ? snmp6_fill_stats+0x9b0/0x9b0 [ 51.837205][ T12] ? _raw_spin_lock+0x92/0x120 [ 51.837265][ T12] ? timer_delete+0x101/0x3e0 [ 51.837331][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.837402][ T12] ? __kasan_check_write+0x18/0x20 [ 51.837465][ T12] ? work_grab_pending+0x301/0x830 [ 51.837540][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.837622][ T12] ? kvfree_call_rcu+0x40e/0x730 [ 51.837691][ T12] ? mod_delayed_work_on+0x140/0x140 [ 51.837777][ T12] ? __kasan_check_write+0x18/0x20 [ 51.837833][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 51.837903][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 51.837966][ T12] ? __cancel_work+0x175/0x1f0 [ 51.838041][ T12] addrconf_ifdown+0xe01/0x1970 [ 51.838106][ T12] ? addrconf_cleanup+0x150/0x150 [ 51.838170][ T12] ? __kasan_check_write+0x18/0x20 [ 51.838225][ T12] ? mutex_unlock+0x90/0x240 [ 51.838309][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 51.838400][ T12] ? __cfi_device_cmp+0x10/0x10 [ 51.838511][ T12] ? masq_device_event+0xe0/0xe0 [ 51.838586][ T12] addrconf_notify+0x17a/0xeb0 [ 51.838658][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 51.838713][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 51.838779][ T12] notifier_call_chain+0x106/0x2b0 [ 51.838843][ T12] raw_notifier_call_chain+0x31/0x40 [ 51.838905][ T12] dev_close_many+0x332/0x4f0 [ 51.838968][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 51.839023][ T12] ? __call_rcu_common+0x53c/0x710 [ 51.839090][ T12] ? __kasan_check_read+0x15/0x20 [ 51.839154][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 51.839249][ T12] ? call_rcu_hurry+0x30/0x30 [ 51.839315][ T12] ? __kasan_check_read+0x15/0x20 [ 51.839388][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 51.839470][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 51.839560][ T12] ? kernfs_put+0x343/0x360 [ 51.839632][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 51.839714][ T12] ? __kasan_check_read+0x15/0x20 [ 51.839776][ T12] ? mutex_is_locked+0x1b/0x50 [ 51.839885][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 51.839956][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 51.840045][ T12] unregister_netdevice_many+0x1d/0x30 [ 51.840126][ T12] cleanup_net+0x640/0xc90 [ 51.840198][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 51.840277][ T12] ? kick_pool+0xb9/0x540 [ 51.840340][ T12] process_scheduled_works+0x7f7/0x1060 [ 51.840429][ T12] worker_thread+0xc99/0x13f0 [ 51.840506][ T12] kthread+0x2c7/0x360 [ 51.840570][ T12] ? __cfi_worker_thread+0x10/0x10 [ 51.840633][ T12] ? __cfi_kthread+0x10/0x10 [ 51.840699][ T12] ret_from_fork+0x67/0xa0 [ 51.840756][ T12] ? __cfi_kthread+0x10/0x10 [ 51.840826][ T12] ret_from_fork_asm+0x1a/0x30 [ 51.840889][ T12] [ 51.842077][ T12] FAULT_INJECTION: forcing a failure. [ 51.842077][ T12] name failslab, interval 1, probability 10, space 0, times 85 [ 51.847086][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.847169][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.847210][ T99] Call Trace: [ 51.847231][ T99] [ 51.847270][ T99] __dump_stack+0x21/0x30 [ 51.847355][ T99] dump_stack_lvl+0x140/0x1c0 [ 51.847433][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.847507][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 51.847580][ T99] dump_stack+0x19/0x20 [ 51.847652][ T99] should_fail_ex+0x3c2/0x510 [ 51.847716][ T99] should_failslab+0xac/0x100 [ 51.847800][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 51.847861][ T99] ? sock_alloc_inode+0x48/0x150 [ 51.847966][ T99] sock_alloc_inode+0x48/0x150 [ 51.848022][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 51.848108][ T99] alloc_inode+0x7a/0x270 [ 51.848182][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 51.848257][ T99] new_inode_pseudo+0x19/0x40 [ 51.848330][ T99] __sock_create+0x130/0x810 [ 51.848432][ T99] __sys_socket+0xe1/0x1c0 [ 51.848521][ T99] __x64_sys_socket+0x7e/0x90 [ 51.848596][ T99] x64_sys_call+0x2608/0x2ee0 [ 51.848650][ T99] do_syscall_64+0x57/0xf0 [ 51.848721][ T99] ? clear_bhb_loop+0x50/0xa0 [ 51.848796][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.848870][ T99] RIP: 0033:0x7fc933215707 [ 51.848922][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 51.848974][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 51.849038][ T99] RAX: ffffffffffffffda RBX: 000000000000004d RCX: 00007fc933215707 [ 51.849082][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 51.849123][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 51.849159][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 51.849200][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 51.849256][ T99] [ 51.849862][ T495] FAULT_INJECTION: forcing a failure. [ 51.849862][ T495] name failslab, interval 1, probability 10, space 0, times 85 [ 51.851102][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.851219][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.851270][ T12] Workqueue: netns cleanup_net [ 51.851352][ T12] Call Trace: [ 51.851374][ T12] [ 51.851396][ T12] __dump_stack+0x21/0x30 [ 51.851482][ T12] dump_stack_lvl+0x140/0x1c0 [ 51.851567][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.851653][ T12] ? kthread+0x2c7/0x360 [ 51.851727][ T12] dump_stack+0x19/0x20 [ 51.851798][ T12] should_fail_ex+0x3c2/0x510 [ 51.851869][ T12] should_failslab+0xac/0x100 [ 51.851943][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.852006][ T12] ? __kasan_check_write+0x18/0x20 [ 51.852063][ T12] ? __alloc_skb+0x10c/0x360 [ 51.852147][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 51.852223][ T12] __alloc_skb+0x10c/0x360 [ 51.852308][ T12] inet6_rt_notify+0x351/0x520 [ 51.852365][ T12] ? fib6_purge_rt+0x6f8/0x7b0 [ 51.852442][ T12] ? __cfi_inet6_rt_notify+0x10/0x10 [ 51.852512][ T12] ? call_fib_notifiers+0xa4/0xc0 [ 51.852598][ T12] fib6_del+0xba0/0xf50 [ 51.852698][ T12] ? __cfi_fib6_del+0x10/0x10 [ 51.852766][ T12] ? stack_trace_save+0xaa/0x100 [ 51.852841][ T12] ? fib6_ifdown+0x2f1/0x4f0 [ 51.852904][ T12] fib6_clean_node+0x2b9/0x560 [ 51.852988][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 51.853075][ T12] ? __kasan_check_write+0x18/0x20 [ 51.853139][ T12] ? _raw_spin_lock+0x92/0x120 [ 51.853205][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.853282][ T12] fib6_walk_continue+0x518/0x740 [ 51.853384][ T12] __fib6_clean_all+0x2a2/0x440 [ 51.853480][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.853541][ T12] ? fib6_clean_all+0x50/0x50 [ 51.853625][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 51.853702][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.853757][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 51.853810][ T12] fib6_clean_all+0x2e/0x50 [ 51.853897][ T12] rt6_disable_ip+0x124/0x810 [ 51.853978][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 51.854057][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.854127][ T12] ? __cfi_rt6_disable_ip+0x10/0x10 [ 51.854190][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 51.854272][ T12] ? __kasan_check_read+0x15/0x20 [ 51.854333][ T12] addrconf_ifdown+0x161/0x1970 [ 51.854394][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.854456][ T12] ? __try_to_del_timer_sync+0x2e8/0x440 [ 51.854535][ T12] ? addrconf_cleanup+0x150/0x150 [ 51.854589][ T12] ? __kasan_check_write+0x18/0x20 [ 51.854651][ T12] ? mutex_unlock+0x90/0x240 [ 51.854724][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 51.854799][ T12] ? __cfi_device_cmp+0x10/0x10 [ 51.854871][ T12] ? masq_device_event+0xe0/0xe0 [ 51.854950][ T12] addrconf_notify+0x17a/0xeb0 [ 51.855012][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 51.855065][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 51.855137][ T12] notifier_call_chain+0x106/0x2b0 [ 51.855198][ T12] raw_notifier_call_chain+0x31/0x40 [ 51.855268][ T12] dev_close_many+0x332/0x4f0 [ 51.855344][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 51.855418][ T12] ? __call_rcu_common+0x53c/0x710 [ 51.855488][ T12] ? __kasan_check_read+0x15/0x20 [ 51.855542][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 51.855635][ T12] ? call_rcu_hurry+0x30/0x30 [ 51.855711][ T12] ? __kasan_check_read+0x15/0x20 [ 51.855775][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 51.855862][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 51.855935][ T12] ? kernfs_put+0x343/0x360 [ 51.856016][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 51.856087][ T12] ? __kasan_check_read+0x15/0x20 [ 51.856127][ T12] ? mutex_is_locked+0x1b/0x50 [ 51.856227][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 51.856312][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 51.856397][ T12] unregister_netdevice_many+0x1d/0x30 [ 51.856467][ T12] cleanup_net+0x640/0xc90 [ 51.856542][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 51.856619][ T12] ? kick_pool+0xb9/0x540 [ 51.856647][ T12] process_scheduled_works+0x7f7/0x1060 [ 51.856729][ T12] worker_thread+0xc99/0x13f0 [ 51.856822][ T12] kthread+0x2c7/0x360 [ 51.856896][ T12] ? __cfi_worker_thread+0x10/0x10 [ 51.856961][ T12] ? __cfi_kthread+0x10/0x10 [ 51.857027][ T12] ret_from_fork+0x67/0xa0 [ 51.857113][ T12] ? __cfi_kthread+0x10/0x10 [ 51.857220][ T12] ret_from_fork_asm+0x1a/0x30 [ 51.857286][ T12] [ 51.862242][ T291] FAULT_INJECTION: forcing a failure. [ 51.862242][ T291] name failslab, interval 1, probability 10, space 0, times 84 [ 51.867627][ T99] socket: no more sockets [ 51.873055][ T291] CPU: 1 UID: 0 PID: 291 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.873142][ T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.873200][ T291] Call Trace: [ 51.873230][ T291] [ 51.873268][ T291] __dump_stack+0x21/0x30 [ 51.873356][ T291] dump_stack_lvl+0x140/0x1c0 [ 51.873439][ T291] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.873525][ T291] dump_stack+0x19/0x20 [ 51.873600][ T291] should_fail_ex+0x3c2/0x510 [ 51.873674][ T291] should_failslab+0xac/0x100 [ 51.873753][ T291] kmem_cache_alloc_noprof+0x42/0x410 [ 51.873817][ T291] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 51.873872][ T291] ? __sigqueue_alloc+0x15e/0x2b0 [ 51.873957][ T291] __sigqueue_alloc+0x15e/0x2b0 [ 51.874034][ T291] __send_signal_locked+0x19d/0xbc0 [ 51.874116][ T291] do_notify_parent+0x7a6/0x960 [ 51.874202][ T291] ? __cfi_do_notify_parent+0x10/0x10 [ 51.874288][ T291] ? __wake_up+0x169/0x190 [ 51.874361][ T291] do_exit+0x17ab/0x2850 [ 51.874445][ T291] ? __cfi_do_exit+0x10/0x10 [ 51.874528][ T291] ? _raw_spin_lock_irq+0x93/0x120 [ 51.874616][ T291] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 51.874705][ T291] ? __cfi_ksys_write+0x10/0x10 [ 51.874748][ T291] ? zap_other_threads+0x32f/0x370 [ 51.874816][ T291] do_group_exit+0x21f/0x2f0 [ 51.874892][ T291] __x64_sys_exit_group+0x43/0x50 [ 51.874975][ T291] x64_sys_call+0x2ed2/0x2ee0 [ 51.875031][ T291] do_syscall_64+0x57/0xf0 [ 51.875095][ T291] ? clear_bhb_loop+0x50/0xa0 [ 51.875179][ T291] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.875264][ T291] RIP: 0033:0x7f5514f9de99 [ 51.875318][ T291] Code: Unable to access opcode bytes at 0x7f5514f9de6f. [ 51.875344][ T291] RSP: 002b:00007ffe1fbee8f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 51.875414][ T291] RAX: ffffffffffffffda RBX: 0000000000000043 RCX: 00007f5514f9de99 [ 51.875459][ T291] RDX: 00007f5514fcb217 RSI: 0000000000000004 RDI: 0000000000000043 [ 51.875501][ T291] RBP: 00007f55152267b8 R08: 0000000000000000 R09: 0000000000000003 [ 51.875544][ T291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 51.875586][ T291] R13: 0000000000000003 R14: 00007ffe1fbeeb58 R15: 0000000000000000 [ 51.875631][ T291] [ 51.900234][ T12] FAULT_INJECTION: forcing a failure. [ 51.900234][ T12] name failslab, interval 1, probability 10, space 0, times 80 [ 51.903088][ T495] CPU: 0 UID: 0 PID: 495 Comm: syz.3.56 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.903190][ T495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.903232][ T495] Call Trace: [ 51.903254][ T495] [ 51.903284][ T495] __dump_stack+0x21/0x30 [ 51.903384][ T495] dump_stack_lvl+0x140/0x1c0 [ 51.903474][ T495] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.903557][ T495] ? update_load_avg+0x4f3/0x1980 [ 51.903639][ T495] dump_stack+0x19/0x20 [ 51.903721][ T495] should_fail_ex+0x3c2/0x510 [ 51.903784][ T495] should_failslab+0xac/0x100 [ 51.903855][ T495] kmem_cache_alloc_noprof+0x42/0x410 [ 51.903923][ T495] ? jbd2__journal_start+0x16d/0x860 [ 51.903992][ T495] jbd2__journal_start+0x16d/0x860 [ 51.904057][ T495] __ext4_journal_start_sb+0x111/0x3f0 [ 51.904165][ T495] ext4_dirty_inode+0x97/0x110 [ 51.904258][ T495] ? __cfi_ext4_dirty_inode+0x10/0x10 [ 51.904329][ T495] __mark_inode_dirty+0x24e/0xc50 [ 51.904391][ T495] ? __cfi___mark_inode_dirty+0x10/0x10 [ 51.904463][ T495] ? kvm_sched_clock_read+0x15/0x30 [ 51.904554][ T495] ? mnt_get_write_access_file+0x1af/0x3b0 [ 51.904636][ T495] ? __kasan_check_read+0x15/0x20 [ 51.904691][ T495] file_update_time+0x1d3/0x210 [ 51.904775][ T495] ext4_page_mkwrite+0x2bf/0x1120 [ 51.904854][ T495] ? __kasan_check_write+0x18/0x20 [ 51.904915][ T495] ? folio_unlock+0x137/0x1b0 [ 51.904974][ T495] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 51.905046][ T495] ? __schedule+0x149e/0x20b0 [ 51.905111][ T495] do_pte_missing+0x12c4/0x4440 [ 51.905195][ T495] ? __sched_text_start+0x10/0x10 [ 51.905265][ T495] ? hrtimer_reprogram+0x336/0x3d0 [ 51.905349][ T495] ? pte_marker_clear+0x1b0/0x1b0 [ 51.905423][ T495] ? hrtimer_start_range_ns+0x123f/0x2030 [ 51.905538][ T495] ? hrtimer_try_to_cancel+0x281/0x650 [ 51.905642][ T495] ? hrtimer_try_to_cancel+0x37f/0x650 [ 51.905736][ T495] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 51.905829][ T495] handle_mm_fault+0x1189/0x1ba0 [ 51.905903][ T495] ? __cfi_handle_mm_fault+0x10/0x10 [ 51.905977][ T495] ? lock_vma_under_rcu+0x4cf/0x590 [ 51.906059][ T495] do_user_addr_fault+0x951/0x1230 [ 51.906150][ T495] ? fpregs_restore_userregs+0x11c/0x260 [ 51.906224][ T495] exc_page_fault+0x58/0xc0 [ 51.906306][ T495] asm_exc_page_fault+0x2b/0x30 [ 51.906383][ T495] RIP: 0033:0x7f848be725e0 [ 51.906435][ T495] Code: 83 e6 07 0f 85 19 01 00 00 be 08 00 00 00 4c 89 ff 83 c5 01 e8 81 93 fe ff 49 8b 47 40 41 83 47 30 08 48 8d 48 f8 49 89 4f 40 <48> 89 58 f8 49 83 c5 01 45 3b 6c 24 04 0f 82 fd fe ff ff 41 80 7f [ 51.906493][ T495] RSP: 002b:00007ffd64c48f50 EFLAGS: 00010202 [ 51.906545][ T495] RAX: 0000001b2f423000 RBX: ffffffff817d7808 RCX: 0000001b2f422ff8 [ 51.906596][ T495] RDX: 0000001b2f024220 RSI: 0000000000000008 RDI: 00007f848cd55720 [ 51.906637][ T495] RBP: 00000000000001eb R08: 00007f848c210000 R09: 00007f848c212000 [ 51.906678][ T495] R10: 00000000817d780c R11: 0000000000000009 R12: 00007f848c226038 [ 51.906719][ T495] R13: 0000000000002e59 R14: ffffffff817d7808 R15: 00007f848cd55720 [ 51.906761][ T495] ? kallsyms_lookup_buildid+0x478/0x7a0 [ 51.906840][ T495] ? kallsyms_lookup_buildid+0x478/0x7a0 [ 51.906919][ T495] [ 51.929419][ T296] FAULT_INJECTION: forcing a failure. [ 51.929419][ T296] name failslab, interval 1, probability 10, space 0, times 74 [ 51.973003][ T1] FAULT_INJECTION: forcing a failure. [ 51.973003][ T1] name failslab, interval 1, probability 10, space 0, times 74 [ 51.974374][ T99] FAULT_INJECTION: forcing a failure. [ 51.974374][ T99] name failslab, interval 1, probability 10, space 0, times 74 [ 51.984093][ T286] FAULT_INJECTION: forcing a failure. [ 51.984093][ T286] name failslab, interval 1, probability 10, space 0, times 74 [ 51.991025][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.991107][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.991141][ T99] Call Trace: [ 51.991161][ T99] [ 51.991191][ T99] __dump_stack+0x21/0x30 [ 51.991284][ T99] dump_stack_lvl+0x140/0x1c0 [ 51.991359][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.991446][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 51.991514][ T99] dump_stack+0x19/0x20 [ 51.991588][ T99] should_fail_ex+0x3c2/0x510 [ 51.991653][ T99] should_failslab+0xac/0x100 [ 51.991747][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 51.991831][ T99] ? sock_alloc_inode+0x48/0x150 [ 51.991921][ T99] sock_alloc_inode+0x48/0x150 [ 51.991984][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 51.992054][ T99] alloc_inode+0x7a/0x270 [ 51.992125][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 51.992192][ T99] new_inode_pseudo+0x19/0x40 [ 51.992249][ T99] __sock_create+0x130/0x810 [ 51.992325][ T99] __sys_socket+0xe1/0x1c0 [ 51.992395][ T99] __x64_sys_socket+0x7e/0x90 [ 51.992480][ T99] x64_sys_call+0x2608/0x2ee0 [ 51.992530][ T99] do_syscall_64+0x57/0xf0 [ 51.992600][ T99] ? clear_bhb_loop+0x50/0xa0 [ 51.992677][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.992747][ T99] RIP: 0033:0x7fc933215707 [ 51.992796][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 51.992848][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 51.992914][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 51.992948][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 51.992986][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 51.993026][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 51.993051][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000037 R15: 00007fff8b49dcc0 [ 51.993101][ T99] [ 51.993129][ T99] socket: no more sockets [ 51.993272][ T286] CPU: 1 UID: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.993360][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.993407][ T286] Call Trace: [ 51.993433][ T286] [ 51.993440][ T286] __dump_stack+0x21/0x30 [ 51.993513][ T286] dump_stack_lvl+0x140/0x1c0 [ 51.993590][ T286] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.993668][ T286] ? kasan_save_alloc_info+0x3a/0x50 [ 51.993735][ T286] ? __kasan_slab_alloc+0x73/0x90 [ 51.993826][ T286] dump_stack+0x19/0x20 [ 51.993902][ T286] should_fail_ex+0x3c2/0x510 [ 51.993979][ T286] should_failslab+0xac/0x100 [ 51.994042][ T286] __kmalloc_cache_noprof+0x41/0x470 [ 51.994100][ T286] ? alloc_pipe_info+0xfb/0x5f0 [ 51.994161][ T286] alloc_pipe_info+0xfb/0x5f0 [ 51.994214][ T286] create_pipe_files+0x8f/0x6c0 [ 51.994272][ T286] __do_pipe_flags+0x50/0x2f0 [ 51.994334][ T286] do_pipe2+0xab/0x190 [ 51.994387][ T286] ? up_read+0x26/0x1c0 [ 51.994456][ T286] ? pipe_fcntl+0x520/0x520 [ 51.994513][ T286] ? __kasan_check_read+0x15/0x20 [ 51.994568][ T286] __x64_sys_pipe2+0x5e/0x70 [ 51.994618][ T286] x64_sys_call+0x8be/0x2ee0 [ 51.994663][ T286] do_syscall_64+0x57/0xf0 [ 51.994718][ T286] ? clear_bhb_loop+0x50/0xa0 [ 51.994806][ T286] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 51.994881][ T286] RIP: 0033:0x7f3cc0b9cec9 [ 51.994919][ T286] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 51.994966][ T286] RSP: 002b:00007fff3dd3b818 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 51.995023][ T286] RAX: ffffffffffffffda RBX: 00005555687ee0a0 RCX: 00007f3cc0b9cec9 [ 51.995068][ T286] RDX: 0000000000000005 RSI: 0000000000000000 RDI: 00007fff3dd3b828 [ 51.995098][ T286] RBP: 00007fff3dd3bdf0 R08: 00007f3cc0df0e20 R09: 0000000000000000 [ 51.995136][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3dd3bc30 [ 51.995173][ T286] R13: 00005555687eb5f0 R14: 00005555687ee720 R15: 00007fff3dd3b970 [ 51.995219][ T286] [ 51.995730][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 51.995795][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.995830][ T12] Workqueue: netns cleanup_net [ 51.995889][ T12] Call Trace: [ 51.995906][ T12] [ 51.995925][ T12] __dump_stack+0x21/0x30 [ 51.996005][ T12] dump_stack_lvl+0x140/0x1c0 [ 51.996071][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 51.996151][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 51.996234][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 51.996298][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 51.996370][ T12] ? timer_delete+0x101/0x3e0 [ 51.996427][ T12] dump_stack+0x19/0x20 [ 51.996511][ T12] should_fail_ex+0x3c2/0x510 [ 51.996571][ T12] should_failslab+0xac/0x100 [ 51.996649][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 51.996704][ T12] ? __alloc_skb+0x10c/0x360 [ 51.996772][ T12] __alloc_skb+0x10c/0x360 [ 51.996837][ T12] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 51.996900][ T12] rtmsg_ifinfo+0x91/0x1a0 [ 51.996955][ T12] dev_close_many+0x27b/0x4f0 [ 51.997010][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 51.997059][ T12] ? __call_rcu_common+0x53c/0x710 [ 51.997116][ T12] ? __kasan_check_read+0x15/0x20 [ 51.997172][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 51.997246][ T12] ? call_rcu_hurry+0x30/0x30 [ 51.997303][ T12] ? __kasan_check_read+0x15/0x20 [ 51.997358][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 51.997424][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 51.997479][ T12] ? kernfs_put+0x343/0x360 [ 51.997558][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 51.997668][ T12] ? __kasan_check_read+0x15/0x20 [ 51.997719][ T12] ? mutex_is_locked+0x1b/0x50 [ 51.997806][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 51.997871][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 51.997945][ T12] unregister_netdevice_many+0x1d/0x30 [ 51.998010][ T12] cleanup_net+0x640/0xc90 [ 51.998095][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 51.998151][ T12] ? kick_pool+0xb9/0x540 [ 51.998216][ T12] process_scheduled_works+0x7f7/0x1060 [ 51.998285][ T12] worker_thread+0xc99/0x13f0 [ 51.998354][ T12] kthread+0x2c7/0x360 [ 51.998421][ T12] ? __cfi_worker_thread+0x10/0x10 [ 51.998468][ T12] ? __cfi_kthread+0x10/0x10 [ 51.998535][ T12] ret_from_fork+0x67/0xa0 [ 51.998617][ T12] ? __cfi_kthread+0x10/0x10 [ 51.998681][ T12] ret_from_fork_asm+0x1a/0x30 [ 51.998729][ T12] [ 52.001099][ T12] FAULT_INJECTION: forcing a failure. [ 52.001099][ T12] name failslab, interval 1, probability 10, space 0, times 70 [ 52.004960][ T99] FAULT_INJECTION: forcing a failure. [ 52.004960][ T99] name failslab, interval 1, probability 10, space 0, times 70 [ 52.015143][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.015226][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.015279][ T12] Workqueue: netns cleanup_net [ 52.015365][ T12] Call Trace: [ 52.015386][ T12] [ 52.015408][ T12] __dump_stack+0x21/0x30 [ 52.015488][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.015569][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.015644][ T12] ? cleanup_net+0x640/0xc90 [ 52.015718][ T12] ? ret_from_fork+0x67/0xa0 [ 52.015802][ T12] dump_stack+0x19/0x20 [ 52.015874][ T12] should_fail_ex+0x3c2/0x510 [ 52.015954][ T12] should_failslab+0xac/0x100 [ 52.016024][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.016086][ T12] ? __kasan_check_write+0x18/0x20 [ 52.016139][ T12] ? __alloc_skb+0x10c/0x360 [ 52.016218][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.016282][ T12] __alloc_skb+0x10c/0x360 [ 52.016361][ T12] inet6_rt_notify+0x351/0x520 [ 52.016423][ T12] ? fib6_purge_rt+0x6f8/0x7b0 [ 52.016507][ T12] ? __cfi_inet6_rt_notify+0x10/0x10 [ 52.016570][ T12] fib6_del+0xba0/0xf50 [ 52.016676][ T12] ? __cfi_fib6_del+0x10/0x10 [ 52.016767][ T12] ? stack_trace_save+0xaa/0x100 [ 52.016838][ T12] ? stack_depot_save_flags+0x38/0x800 [ 52.016911][ T12] ? fib6_ifdown+0x2f1/0x4f0 [ 52.016981][ T12] fib6_clean_node+0x2b9/0x560 [ 52.017062][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 52.017152][ T12] ? __kasan_check_write+0x18/0x20 [ 52.017205][ T12] ? _raw_spin_lock+0x92/0x120 [ 52.017266][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.017335][ T12] fib6_walk_continue+0x518/0x740 [ 52.017419][ T12] __fib6_clean_all+0x2a2/0x440 [ 52.017494][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.017555][ T12] ? fib6_clean_all+0x50/0x50 [ 52.017636][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 52.017710][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.017772][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.017831][ T12] fib6_clean_all+0x2e/0x50 [ 52.017911][ T12] rt6_disable_ip+0x124/0x810 [ 52.017981][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 52.018059][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.018131][ T12] ? __cfi_rt6_disable_ip+0x10/0x10 [ 52.018184][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 52.018265][ T12] ? __kasan_check_read+0x15/0x20 [ 52.018319][ T12] addrconf_ifdown+0x161/0x1970 [ 52.018379][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.018440][ T12] ? __try_to_del_timer_sync+0x2e8/0x440 [ 52.018492][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.018567][ T12] ? __kasan_check_write+0x18/0x20 [ 52.018635][ T12] ? mutex_unlock+0x90/0x240 [ 52.018735][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.018815][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.018888][ T12] ? masq_device_event+0xe0/0xe0 [ 52.018969][ T12] addrconf_notify+0x17a/0xeb0 [ 52.019032][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.019084][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.019156][ T12] notifier_call_chain+0x106/0x2b0 [ 52.019216][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.019277][ T12] dev_close_many+0x332/0x4f0 [ 52.019329][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.019390][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.019447][ T12] ? __kasan_check_read+0x15/0x20 [ 52.019507][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.019584][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.019647][ T12] ? __kasan_check_read+0x15/0x20 [ 52.019707][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.019787][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.019858][ T12] ? kernfs_put+0x343/0x360 [ 52.019936][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.020043][ T12] ? __kasan_check_read+0x15/0x20 [ 52.020103][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.020186][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.020258][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.020340][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.020419][ T12] cleanup_net+0x640/0xc90 [ 52.020476][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.020548][ T12] ? kick_pool+0xb9/0x540 [ 52.020613][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.020697][ T12] worker_thread+0xc99/0x13f0 [ 52.020755][ T12] kthread+0x2c7/0x360 [ 52.020817][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.020879][ T12] ? __cfi_kthread+0x10/0x10 [ 52.020950][ T12] ret_from_fork+0x67/0xa0 [ 52.021030][ T12] ? __cfi_kthread+0x10/0x10 [ 52.021102][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.021158][ T12] [ 52.025739][ T1] CPU: 1 UID: 0 PID: 1 Comm: init Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.025778][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.025839][ T1] Call Trace: [ 52.025866][ T1] [ 52.025898][ T1] __dump_stack+0x21/0x30 [ 52.026004][ T1] dump_stack_lvl+0x140/0x1c0 [ 52.026079][ T1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.026164][ T1] dump_stack+0x19/0x20 [ 52.026237][ T1] should_fail_ex+0x3c2/0x510 [ 52.026307][ T1] should_failslab+0xac/0x100 [ 52.026379][ T1] kmem_cache_alloc_noprof+0x42/0x410 [ 52.026435][ T1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 52.026499][ T1] ? alloc_empty_file+0xbf/0x270 [ 52.026578][ T1] ? arch_stack_walk+0x10a/0x170 [ 52.026639][ T1] alloc_empty_file+0xbf/0x270 [ 52.026711][ T1] path_openat+0xf4/0x35a0 [ 52.026784][ T1] ? stack_depot_save_flags+0x38/0x800 [ 52.026858][ T1] ? kasan_save_track+0x4f/0x80 [ 52.026927][ T1] ? kasan_save_track+0x3e/0x80 [ 52.026998][ T1] ? kasan_save_alloc_info+0x3a/0x50 [ 52.027081][ T1] ? __kasan_slab_alloc+0x73/0x90 [ 52.027153][ T1] ? getname+0x1b/0x30 [ 52.027214][ T1] ? do_sys_openat2+0xda/0x1d0 [ 52.027313][ T1] ? __x64_sys_openat+0x13a/0x170 [ 52.027399][ T1] ? x64_sys_call+0xe69/0x2ee0 [ 52.027444][ T1] ? do_syscall_64+0x57/0xf0 [ 52.027515][ T1] ? do_filp_open+0x440/0x440 [ 52.027595][ T1] do_filp_open+0x1f2/0x440 [ 52.027669][ T1] ? __cfi_do_filp_open+0x10/0x10 [ 52.027753][ T1] ? alloc_fd+0x4c1/0x570 [ 52.027825][ T1] do_sys_openat2+0x134/0x1d0 [ 52.027904][ T1] ? user_path_at+0x4c/0x60 [ 52.027976][ T1] ? do_sys_open+0x100/0x100 [ 52.028058][ T1] ? do_faccessat+0x9e5/0xd00 [ 52.028124][ T1] ? fsnotify_parent+0x220/0x220 [ 52.028183][ T1] __x64_sys_openat+0x13a/0x170 [ 52.028262][ T1] x64_sys_call+0xe69/0x2ee0 [ 52.028312][ T1] do_syscall_64+0x57/0xf0 [ 52.028372][ T1] ? clear_bhb_loop+0x50/0xa0 [ 52.028437][ T1] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.028509][ T1] RIP: 0033:0x7f1490408c3a [ 52.028559][ T1] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 52.028589][ T1] RSP: 002b:00007ffcee805008 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 52.028662][ T1] RAX: ffffffffffffffda RBX: 00007f14904ad200 RCX: 00007f1490408c3a [ 52.028716][ T1] RDX: 0000000000080000 RSI: 00007f14904ad200 RDI: 00000000ffffff9c [ 52.028764][ T1] RBP: 00007f14904a80a8 R08: 0000000000000000 R09: 0000000000000000 [ 52.028804][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 52.028841][ T1] R13: 0000000000000000 R14: 0000000000000125 R15: 000055f362b93d98 [ 52.028882][ T1] [ 52.036573][ T285] FAULT_INJECTION: forcing a failure. [ 52.036573][ T285] name failslab, interval 1, probability 10, space 0, times 68 [ 52.039938][ T36] audit: type=1400 audit(1785162847.150:168): avc: denied { write } for pid=286 comm="syz-executor" path="pipe:[2967]" dev="pipefs" ino=2967 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 52.044607][ T285] CPU: 1 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.044696][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.044742][ T285] Call Trace: [ 52.044764][ T285] [ 52.044792][ T285] __dump_stack+0x21/0x30 [ 52.044882][ T285] dump_stack_lvl+0x140/0x1c0 [ 52.044965][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.045049][ T285] ? skb_network_protocol+0x533/0x7a0 [ 52.045131][ T285] ? __cfi_skb_network_protocol+0x10/0x10 [ 52.045204][ T285] dump_stack+0x19/0x20 [ 52.045280][ T285] should_fail_ex+0x3c2/0x510 [ 52.045343][ T285] should_failslab+0xac/0x100 [ 52.045415][ T285] kmem_cache_alloc_noprof+0x42/0x410 [ 52.045481][ T285] ? skb_clone+0x21d/0x470 [ 52.045543][ T285] skb_clone+0x21d/0x470 [ 52.045596][ T285] dev_queue_xmit_nit+0x251/0xac0 [ 52.045668][ T285] dev_hard_start_xmit+0x19e/0x730 [ 52.045753][ T285] sch_direct_xmit+0x27d/0x9c0 [ 52.045815][ T285] ? __kasan_check_write+0x18/0x20 [ 52.045876][ T285] ? _raw_spin_trylock+0xb5/0x140 [ 52.045949][ T285] ? __cfi_sch_direct_xmit+0x10/0x10 [ 52.046009][ T285] ? netdev_core_pick_tx+0x1ff/0x370 [ 52.046090][ T285] ? __dev_queue_xmit+0x26c/0x3780 [ 52.046198][ T285] __dev_queue_xmit+0x1611/0x3780 [ 52.046289][ T285] ? __dev_queue_xmit+0x26c/0x3780 [ 52.046367][ T285] ? stack_depot_save_flags+0x38/0x800 [ 52.046431][ T285] ? stack_depot_save+0x12/0x20 [ 52.046494][ T285] ? save_stack+0x149/0x240 [ 52.046565][ T285] ? __cfi___dev_queue_xmit+0x10/0x10 [ 52.046644][ T285] ? prep_new_page+0x2d/0x180 [ 52.046708][ T285] ? get_page_from_freelist+0x4aea/0x4ba0 [ 52.046781][ T285] ? __alloc_pages_noprof+0x35a/0x7e0 [ 52.046898][ T285] ? alloc_slab_page+0x6b/0x1e0 [ 52.046973][ T285] ? allocate_slab+0x69/0x430 [ 52.047037][ T285] ? __kasan_check_read+0x15/0x20 [ 52.047097][ T285] ? selinux_ip_postroute+0x291/0xfe0 [ 52.047161][ T285] ? __cfi_selinux_ip_postroute+0x10/0x10 [ 52.047211][ T285] ? __asan_memcpy+0x5a/0x80 [ 52.047271][ T285] ip_finish_output2+0xb82/0xfb0 [ 52.047332][ T285] ? __cfi_ip_finish_output2+0x10/0x10 [ 52.047391][ T285] ? ip_skb_dst_mtu+0x4b2/0x670 [ 52.047455][ T285] __ip_finish_output+0x17b/0x3e0 [ 52.047530][ T285] ip_finish_output+0x35/0x360 [ 52.047625][ T285] ? ip_output+0x306/0x330 [ 52.047707][ T285] ip_output+0x1a1/0x330 [ 52.047788][ T285] ? __cfi_ip_output+0x10/0x10 [ 52.047874][ T285] ? __cfi_ip_finish_output+0x10/0x10 [ 52.047957][ T285] ? ipv4_dst_check+0xfc/0x170 [ 52.048017][ T285] ? __cfi_ip_output+0x10/0x10 [ 52.048104][ T285] __ip_queue_xmit+0x134d/0x1f70 [ 52.048189][ T285] ? __kasan_check_read+0x15/0x20 [ 52.048249][ T285] ip_queue_xmit+0x51/0x70 [ 52.048331][ T285] ? __cfi_ip_queue_xmit+0x10/0x10 [ 52.048421][ T285] __tcp_transmit_skb+0x23aa/0x38f0 [ 52.048499][ T285] ? tcp_sendmsg_locked+0xcbc/0x4ac0 [ 52.048559][ T285] ? __tcp_send_ack+0x6b0/0x6b0 [ 52.048614][ T285] ? vfs_write+0x762/0xfd0 [ 52.048674][ T285] ? __x64_sys_write+0x7f/0x90 [ 52.048737][ T285] ? __kasan_check_read+0x15/0x20 [ 52.048797][ T285] ? tcp_small_queue_check+0x213/0x430 [ 52.048873][ T285] tcp_write_xmit+0x1a41/0x6d20 [ 52.048954][ T285] __tcp_push_pending_frames+0x9d/0x300 [ 52.049015][ T285] ? tcp_push+0x401/0x670 [ 52.049098][ T285] tcp_push+0x488/0x670 [ 52.049181][ T285] tcp_sendmsg_locked+0x3fce/0x4ac0 [ 52.049273][ T285] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 52.049303][ T285] ? avc_has_perm+0x155/0x240 [ 52.049344][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.049422][ T285] tcp_sendmsg+0x3e/0xd0 [ 52.049472][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.049534][ T285] inet_sendmsg+0xb7/0x120 [ 52.049596][ T285] ? __cfi_inet_sendmsg+0x10/0x10 [ 52.049658][ T285] sock_write_iter+0x3bf/0x490 [ 52.049725][ T285] ? __cfi_sock_write_iter+0x10/0x10 [ 52.049787][ T285] ? put_timespec64+0xd9/0x130 [ 52.049865][ T285] ? __cfi_put_timespec64+0x10/0x10 [ 52.049951][ T285] vfs_write+0x762/0xfd0 [ 52.050009][ T285] ? __cfi_vfs_write+0x10/0x10 [ 52.050068][ T285] ? _raw_spin_unlock_irq+0x45/0x70 [ 52.050139][ T285] ? __kasan_check_read+0x15/0x20 [ 52.050192][ T285] ksys_write+0x145/0x260 [ 52.050251][ T285] ? __cfi_ksys_write+0x10/0x10 [ 52.050309][ T285] ? __kasan_check_read+0x15/0x20 [ 52.050367][ T285] __x64_sys_write+0x7f/0x90 [ 52.050420][ T285] x64_sys_call+0x271c/0x2ee0 [ 52.050466][ T285] do_syscall_64+0x57/0xf0 [ 52.050526][ T285] ? clear_bhb_loop+0x50/0xa0 [ 52.050603][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.050683][ T285] RIP: 0033:0x7f82cb6a7407 [ 52.050744][ T285] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.050801][ T285] RSP: 002b:00007ffeaa53c9c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 52.050874][ T285] RAX: ffffffffffffffda RBX: 00007f82cbd59300 RCX: 00007f82cb6a7407 [ 52.050939][ T285] RDX: 000000000000006c RSI: 000055907fe6b130 RDI: 0000000000000004 [ 52.050979][ T285] RBP: 000055907fe6ec60 R08: 0000000000000000 R09: 0000000000000000 [ 52.051019][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 52.051052][ T285] R13: 00007ffeaa53cb10 R14: 0000000000000000 R15: 0000000000000004 [ 52.051102][ T285] [ 52.065053][ T285] FAULT_INJECTION: forcing a failure. [ 52.065053][ T285] name failslab, interval 1, probability 10, space 0, times 64 [ 52.066146][ T296] CPU: 0 UID: 0 PID: 296 Comm: syz-executor Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.066229][ T296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.066269][ T296] Call Trace: [ 52.066319][ T296] [ 52.066342][ T296] __dump_stack+0x21/0x30 [ 52.066442][ T296] dump_stack_lvl+0x140/0x1c0 [ 52.066524][ T296] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.066609][ T296] dump_stack+0x19/0x20 [ 52.066691][ T296] should_fail_ex+0x3c2/0x510 [ 52.066755][ T296] should_failslab+0xac/0x100 [ 52.066826][ T296] kmem_cache_alloc_noprof+0x42/0x410 [ 52.066895][ T296] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 52.066954][ T296] ? alloc_empty_file+0xbf/0x270 [ 52.067035][ T296] ? arch_stack_walk+0x10a/0x170 [ 52.067105][ T296] alloc_empty_file+0xbf/0x270 [ 52.067206][ T296] path_openat+0xf4/0x35a0 [ 52.067287][ T296] ? stack_depot_save_flags+0x38/0x800 [ 52.067358][ T296] ? arch_stack_walk+0x10a/0x170 [ 52.067419][ T296] ? kasan_save_track+0x4f/0x80 [ 52.067491][ T296] ? kasan_save_track+0x3e/0x80 [ 52.067591][ T296] ? kasan_save_alloc_info+0x3a/0x50 [ 52.067661][ T296] ? __kasan_slab_alloc+0x73/0x90 [ 52.067733][ T296] ? getname+0x1b/0x30 [ 52.067794][ T296] ? do_sys_openat2+0xda/0x1d0 [ 52.067874][ T296] ? __x64_sys_openat+0x13a/0x170 [ 52.067949][ T296] ? x64_sys_call+0xe69/0x2ee0 [ 52.068002][ T296] ? do_syscall_64+0x57/0xf0 [ 52.068073][ T296] ? do_filp_open+0x440/0x440 [ 52.068142][ T296] do_filp_open+0x1f2/0x440 [ 52.068223][ T296] ? __cfi_do_filp_open+0x10/0x10 [ 52.068307][ T296] ? alloc_fd+0x4c1/0x570 [ 52.068376][ T296] do_sys_openat2+0x134/0x1d0 [ 52.068466][ T296] ? __cfi_path_umount+0x10/0x10 [ 52.068576][ T296] ? do_sys_open+0x100/0x100 [ 52.068665][ T296] ? __x64_sys_umount+0x12e/0x180 [ 52.068719][ T296] __x64_sys_openat+0x13a/0x170 [ 52.068808][ T296] x64_sys_call+0xe69/0x2ee0 [ 52.068859][ T296] do_syscall_64+0x57/0xf0 [ 52.068931][ T296] ? clear_bhb_loop+0x50/0xa0 [ 52.069004][ T296] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.069078][ T296] RIP: 0033:0x7f848bf9d1bc [ 52.069130][ T296] Code: 4c 89 54 24 18 41 89 f2 41 83 e2 40 75 40 89 f0 f7 d0 a9 00 00 41 00 74 35 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 44 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 [ 52.069182][ T296] RSP: 002b:00007ffd64c48110 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 52.069240][ T296] RAX: ffffffffffffffda RBX: 00007f848c03330a RCX: 00007f848bf9d1bc [ 52.069289][ T296] RDX: 0000000000090800 RSI: 00007ffd64c492c0 RDI: 00000000ffffff9c [ 52.069331][ T296] RBP: 00007ffd64c492ac R08: 0000000000000000 R09: 0000000000000000 [ 52.069372][ T296] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd64c492c0 [ 52.069412][ T296] R13: 00007f848c03330a R14: 000000000000caaf R15: 00007ffd64c49300 [ 52.069465][ T296] [ 52.126487][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.126591][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.126636][ T99] Call Trace: [ 52.126659][ T99] [ 52.126684][ T99] __dump_stack+0x21/0x30 [ 52.126797][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.126888][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.126990][ T99] dump_stack+0x19/0x20 [ 52.127106][ T99] should_fail_ex+0x3c2/0x510 [ 52.127200][ T99] should_failslab+0xac/0x100 [ 52.127260][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 52.127328][ T99] ? security_file_alloc+0x49/0x220 [ 52.127428][ T99] ? kasan_save_alloc_info+0x3a/0x50 [ 52.127532][ T99] security_file_alloc+0x49/0x220 [ 52.127631][ T99] init_file+0x9e/0x210 [ 52.127713][ T99] alloc_empty_file+0xd9/0x270 [ 52.127819][ T99] ? _raw_spin_unlock+0x45/0x60 [ 52.127889][ T99] alloc_file_pseudo+0x142/0x1f0 [ 52.127976][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 52.128065][ T99] sock_alloc_file+0xbe/0x2b0 [ 52.128143][ T99] __sys_socket+0x14c/0x1c0 [ 52.128230][ T99] __x64_sys_socket+0x7e/0x90 [ 52.128301][ T99] x64_sys_call+0x2608/0x2ee0 [ 52.128356][ T99] do_syscall_64+0x57/0xf0 [ 52.128430][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.128515][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.128591][ T99] RIP: 0033:0x7fc933215707 [ 52.128613][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 52.128657][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 52.128747][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 52.128805][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 52.128857][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 52.128901][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 52.128937][ T99] R13: 00007fff8b49dcc0 R14: 000000000000003b R15: 00007fff8b49dcc0 [ 52.128993][ T99] [ 52.129464][ T99] FAULT_INJECTION: forcing a failure. [ 52.129464][ T99] name failslab, interval 1, probability 10, space 0, times 56 [ 52.148247][ T285] CPU: 1 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.148312][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.148370][ T285] Call Trace: [ 52.148408][ T285] [ 52.148443][ T285] __dump_stack+0x21/0x30 [ 52.148580][ T285] dump_stack_lvl+0x140/0x1c0 [ 52.148697][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.148787][ T285] ? skb_network_protocol+0x533/0x7a0 [ 52.148869][ T285] ? call_rcu_hurry+0x30/0x30 [ 52.148947][ T285] ? __cfi_skb_network_protocol+0x10/0x10 [ 52.149029][ T285] dump_stack+0x19/0x20 [ 52.149128][ T285] should_fail_ex+0x3c2/0x510 [ 52.149207][ T285] should_failslab+0xac/0x100 [ 52.149298][ T285] kmem_cache_alloc_noprof+0x42/0x410 [ 52.149374][ T285] ? skb_clone+0x21d/0x470 [ 52.149434][ T285] skb_clone+0x21d/0x470 [ 52.149501][ T285] dev_queue_xmit_nit+0x251/0xac0 [ 52.149584][ T285] dev_hard_start_xmit+0x19e/0x730 [ 52.149684][ T285] sch_direct_xmit+0x27d/0x9c0 [ 52.149752][ T285] ? __cfi_preempt_schedule+0x10/0x10 [ 52.149856][ T285] ? __kasan_check_write+0x18/0x20 [ 52.149931][ T285] ? _raw_spin_trylock+0xb5/0x140 [ 52.150007][ T285] ? __cfi_sch_direct_xmit+0x10/0x10 [ 52.150075][ T285] ? netdev_core_pick_tx+0x1ff/0x370 [ 52.150175][ T285] ? __dev_queue_xmit+0x26c/0x3780 [ 52.150267][ T285] __dev_queue_xmit+0x1611/0x3780 [ 52.150364][ T285] ? __dev_queue_xmit+0x26c/0x3780 [ 52.150454][ T285] ? stack_depot_save_flags+0x38/0x800 [ 52.150542][ T285] ? stack_depot_save+0x12/0x20 [ 52.150612][ T285] ? save_stack+0x149/0x240 [ 52.150711][ T285] ? __cfi___dev_queue_xmit+0x10/0x10 [ 52.150765][ T285] ? prep_new_page+0x2d/0x180 [ 52.150847][ T285] ? get_page_from_freelist+0x4aea/0x4ba0 [ 52.150948][ T285] ? __alloc_pages_noprof+0x35a/0x7e0 [ 52.151046][ T285] ? alloc_slab_page+0x6b/0x1e0 [ 52.151126][ T285] ? allocate_slab+0x69/0x430 [ 52.151241][ T285] ? __kasan_check_read+0x15/0x20 [ 52.151344][ T285] ? selinux_ip_postroute+0x291/0xfe0 [ 52.151419][ T285] ? __cfi_selinux_ip_postroute+0x10/0x10 [ 52.151509][ T285] ? __asan_memcpy+0x5a/0x80 [ 52.151579][ T285] ip_finish_output2+0xb82/0xfb0 [ 52.151656][ T285] ? __cfi_ip_finish_output2+0x10/0x10 [ 52.151726][ T285] ? ip_skb_dst_mtu+0x4b2/0x670 [ 52.151788][ T285] __ip_finish_output+0x17b/0x3e0 [ 52.151856][ T285] ip_finish_output+0x35/0x360 [ 52.151949][ T285] ? ip_output+0x306/0x330 [ 52.152060][ T285] ip_output+0x1a1/0x330 [ 52.152150][ T285] ? __cfi_ip_output+0x10/0x10 [ 52.152247][ T285] ? __cfi_ip_finish_output+0x10/0x10 [ 52.152346][ T285] ? ipv4_dst_check+0xfc/0x170 [ 52.152412][ T285] ? __cfi_ip_output+0x10/0x10 [ 52.152513][ T285] __ip_queue_xmit+0x134d/0x1f70 [ 52.152642][ T285] ? __kasan_check_read+0x15/0x20 [ 52.152722][ T285] ip_queue_xmit+0x51/0x70 [ 52.152820][ T285] ? __cfi_ip_queue_xmit+0x10/0x10 [ 52.152916][ T285] __tcp_transmit_skb+0x23aa/0x38f0 [ 52.152994][ T285] ? tcp_sendmsg_locked+0xcbc/0x4ac0 [ 52.153058][ T285] ? __tcp_send_ack+0x6b0/0x6b0 [ 52.153125][ T285] ? vfs_write+0x762/0xfd0 [ 52.153191][ T285] ? __x64_sys_write+0x7f/0x90 [ 52.153266][ T285] ? __kasan_check_read+0x15/0x20 [ 52.153332][ T285] ? tcp_small_queue_check+0x213/0x430 [ 52.153400][ T285] tcp_write_xmit+0x1a41/0x6d20 [ 52.153486][ T285] __tcp_push_pending_frames+0x9d/0x300 [ 52.153563][ T285] ? tcp_push+0x401/0x670 [ 52.153653][ T285] tcp_push+0x488/0x670 [ 52.153737][ T285] tcp_sendmsg_locked+0x3fce/0x4ac0 [ 52.153817][ T285] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 52.153875][ T285] ? avc_has_perm+0x155/0x240 [ 52.153966][ T285] ? _raw_spin_trylock+0xb5/0x140 [ 52.154062][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.154128][ T285] tcp_sendmsg+0x3e/0xd0 [ 52.154185][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.154258][ T285] inet_sendmsg+0xb7/0x120 [ 52.154327][ T285] ? __cfi_inet_sendmsg+0x10/0x10 [ 52.154401][ T285] sock_write_iter+0x3bf/0x490 [ 52.154468][ T285] ? __cfi_sock_write_iter+0x10/0x10 [ 52.154554][ T285] vfs_write+0x762/0xfd0 [ 52.154622][ T285] ? __cfi_vfs_write+0x10/0x10 [ 52.154697][ T285] ? call_rcu+0x14/0x20 [ 52.154768][ T285] ? __kasan_check_read+0x15/0x20 [ 52.154832][ T285] ksys_write+0x145/0x260 [ 52.154897][ T285] ? __cfi_ksys_write+0x10/0x10 [ 52.154970][ T285] ? __kasan_check_read+0x15/0x20 [ 52.155029][ T285] __x64_sys_write+0x7f/0x90 [ 52.155094][ T285] x64_sys_call+0x271c/0x2ee0 [ 52.155158][ T285] do_syscall_64+0x57/0xf0 [ 52.155235][ T285] ? clear_bhb_loop+0x50/0xa0 [ 52.155327][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.155431][ T285] RIP: 0033:0x7f82cb6a7407 [ 52.155482][ T285] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.155565][ T285] RSP: 002b:00007ffeaa53c9c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 52.155627][ T285] RAX: ffffffffffffffda RBX: 00007f82cbd59300 RCX: 00007f82cb6a7407 [ 52.155676][ T285] RDX: 0000000000000034 RSI: 000055907fe6b130 RDI: 0000000000000004 [ 52.155712][ T285] RBP: 000055907fe6ec60 R08: 0000000000000000 R09: 0000000000000000 [ 52.155752][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 52.155785][ T285] R13: 00007ffeaa53cb10 R14: 0000000000000000 R15: 0000000000000004 [ 52.155834][ T285] [ 52.159573][ T12] FAULT_INJECTION: forcing a failure. [ 52.159573][ T12] name failslab, interval 1, probability 10, space 0, times 55 [ 52.236967][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.237099][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.237154][ T99] Call Trace: [ 52.237185][ T99] [ 52.237210][ T99] __dump_stack+0x21/0x30 [ 52.237309][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.237401][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.237495][ T99] dump_stack+0x19/0x20 [ 52.237593][ T99] should_fail_ex+0x3c2/0x510 [ 52.237665][ T99] should_failslab+0xac/0x100 [ 52.237755][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 52.237834][ T99] ? security_file_alloc+0x49/0x220 [ 52.237926][ T99] ? kasan_save_alloc_info+0x3a/0x50 [ 52.238035][ T99] security_file_alloc+0x49/0x220 [ 52.238128][ T99] init_file+0x9e/0x210 [ 52.238218][ T99] alloc_empty_file+0xd9/0x270 [ 52.238284][ T99] ? _raw_spin_unlock+0x45/0x60 [ 52.238363][ T99] alloc_file_pseudo+0x142/0x1f0 [ 52.238467][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 52.238590][ T99] sock_alloc_file+0xbe/0x2b0 [ 52.238676][ T99] __sys_socket+0x14c/0x1c0 [ 52.238767][ T99] __x64_sys_socket+0x7e/0x90 [ 52.238857][ T99] x64_sys_call+0x2608/0x2ee0 [ 52.238923][ T99] do_syscall_64+0x57/0xf0 [ 52.238993][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.239083][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.239158][ T99] RIP: 0033:0x7fc933215707 [ 52.239225][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 52.239279][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 52.239348][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 52.239402][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 52.239448][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 52.239493][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 52.239539][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000032 R15: 00007fff8b49dcc0 [ 52.239596][ T99] [ 52.240064][ T99] FAULT_INJECTION: forcing a failure. [ 52.240064][ T99] name failslab, interval 1, probability 10, space 0, times 51 [ 52.241484][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.241589][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.241637][ T12] Workqueue: netns cleanup_net [ 52.241726][ T12] Call Trace: [ 52.241756][ T12] [ 52.241780][ T12] __dump_stack+0x21/0x30 [ 52.241878][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.241967][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.242058][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.242147][ T12] ? kvfree_call_rcu+0x40e/0x730 [ 52.242229][ T12] dump_stack+0x19/0x20 [ 52.242327][ T12] should_fail_ex+0x3c2/0x510 [ 52.242391][ T12] should_failslab+0xac/0x100 [ 52.242479][ T12] __kmalloc_cache_noprof+0x41/0x470 [ 52.242549][ T12] ? __dev_set_rx_mode+0x74/0x280 [ 52.242628][ T12] ? igmp6_group_dropped+0x3b7/0xc10 [ 52.242695][ T12] ? _raw_spin_unlock_bh+0x54/0x60 [ 52.242768][ T12] igmp6_group_dropped+0x3b7/0xc10 [ 52.242860][ T12] ? netlink_broadcast_filtered+0x114e/0x11d0 [ 52.242992][ T12] ? __ipv6_dev_mc_inc+0xa30/0xa30 [ 52.243045][ T12] ? mutex_lock+0x97/0x1d0 [ 52.243136][ T12] ? __kasan_check_read+0x15/0x20 [ 52.243205][ T12] __ipv6_dev_mc_dec+0x29f/0x4c0 [ 52.243282][ T12] __ipv6_ifa_notify+0x7b1/0xee0 [ 52.243361][ T12] ? snmp6_fill_stats+0x9b0/0x9b0 [ 52.243429][ T12] ? _raw_spin_lock+0x92/0x120 [ 52.243505][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.243576][ T12] ? __kasan_check_write+0x18/0x20 [ 52.243643][ T12] ? work_grab_pending+0x301/0x830 [ 52.243733][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.243792][ T12] ? kvfree_call_rcu+0x40e/0x730 [ 52.243869][ T12] ? mod_delayed_work_on+0x140/0x140 [ 52.243972][ T12] ? __kasan_check_write+0x18/0x20 [ 52.244040][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 52.244112][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.244207][ T12] ? __cancel_work+0x175/0x1f0 [ 52.244348][ T12] addrconf_ifdown+0xe01/0x1970 [ 52.244424][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.244492][ T12] ? __kasan_check_write+0x18/0x20 [ 52.244559][ T12] ? mutex_unlock+0x90/0x240 [ 52.244649][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.244740][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.244821][ T12] ? masq_device_event+0xe0/0xe0 [ 52.244910][ T12] addrconf_notify+0x17a/0xeb0 [ 52.244988][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.245055][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.245129][ T12] notifier_call_chain+0x106/0x2b0 [ 52.245198][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.245276][ T12] dev_close_many+0x332/0x4f0 [ 52.245353][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.245422][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.245503][ T12] ? __kasan_check_read+0x15/0x20 [ 52.245589][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.245686][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.245758][ T12] ? __kasan_check_read+0x15/0x20 [ 52.245827][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.245918][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.245997][ T12] ? kernfs_put+0x343/0x360 [ 52.246030][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.246153][ T12] ? __kasan_check_read+0x15/0x20 [ 52.246230][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.246330][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.246411][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.246513][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.246605][ T12] cleanup_net+0x640/0xc90 [ 52.246670][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.246754][ T12] ? kick_pool+0xb9/0x540 [ 52.246834][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.246921][ T12] worker_thread+0xc99/0x13f0 [ 52.247004][ T12] kthread+0x2c7/0x360 [ 52.247075][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.247137][ T12] ? __cfi_kthread+0x10/0x10 [ 52.247217][ T12] ret_from_fork+0x67/0xa0 [ 52.247309][ T12] ? __cfi_kthread+0x10/0x10 [ 52.247387][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.247461][ T12] [ 52.249762][ T12] FAULT_INJECTION: forcing a failure. [ 52.249762][ T12] name failslab, interval 1, probability 10, space 0, times 48 [ 52.270642][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.270763][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.270818][ T99] Call Trace: [ 52.270849][ T99] [ 52.270874][ T99] __dump_stack+0x21/0x30 [ 52.270976][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.271067][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.271169][ T99] dump_stack+0x19/0x20 [ 52.271264][ T99] should_fail_ex+0x3c2/0x510 [ 52.271335][ T99] should_failslab+0xac/0x100 [ 52.271416][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 52.271493][ T99] ? alloc_empty_file+0xbf/0x270 [ 52.271576][ T99] ? _raw_spin_unlock+0x45/0x60 [ 52.271655][ T99] alloc_empty_file+0xbf/0x270 [ 52.271736][ T99] ? _raw_spin_unlock+0x45/0x60 [ 52.271823][ T99] alloc_file_pseudo+0x142/0x1f0 [ 52.271915][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 52.272008][ T99] sock_alloc_file+0xbe/0x2b0 [ 52.272097][ T99] __sys_socket+0x14c/0x1c0 [ 52.272210][ T99] __x64_sys_socket+0x7e/0x90 [ 52.272300][ T99] x64_sys_call+0x2608/0x2ee0 [ 52.272367][ T99] do_syscall_64+0x57/0xf0 [ 52.272444][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.272527][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.272618][ T99] RIP: 0033:0x7fc933215707 [ 52.272676][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 52.272752][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 52.272823][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 52.272876][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 52.272921][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 52.272966][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 52.273012][ T99] R13: 00007fff8b49dcc0 R14: 000000000000002f R15: 00007fff8b49dcc0 [ 52.273061][ T99] [ 52.277169][ T99] FAULT_INJECTION: forcing a failure. [ 52.277169][ T99] name failslab, interval 1, probability 10, space 0, times 47 [ 52.280388][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.280484][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.280537][ T12] Workqueue: netns cleanup_net [ 52.280638][ T12] Call Trace: [ 52.280665][ T12] [ 52.280689][ T12] __dump_stack+0x21/0x30 [ 52.280796][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.280888][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.280987][ T12] ? __kasan_check_write+0x18/0x20 [ 52.281058][ T12] ? _raw_spin_lock+0x92/0x120 [ 52.281137][ T12] dump_stack+0x19/0x20 [ 52.281228][ T12] should_fail_ex+0x3c2/0x510 [ 52.281317][ T12] should_failslab+0xac/0x100 [ 52.281399][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.281478][ T12] ? __alloc_skb+0x10c/0x360 [ 52.281571][ T12] __alloc_skb+0x10c/0x360 [ 52.281653][ T12] __neigh_notify+0x83/0x140 [ 52.281748][ T12] neigh_cleanup_and_release+0x2c/0x1a0 [ 52.281837][ T12] neigh_flush_dev+0x79c/0x950 [ 52.281939][ T12] ? __kasan_check_write+0x18/0x20 [ 52.282033][ T12] __neigh_ifdown+0x45/0x470 [ 52.282113][ T12] neigh_ifdown+0x23/0x30 [ 52.282195][ T12] rt6_disable_ip+0x79e/0x810 [ 52.282279][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 52.282357][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.282436][ T12] ? __cfi_rt6_disable_ip+0x10/0x10 [ 52.282503][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 52.282602][ T12] ? __kasan_check_read+0x15/0x20 [ 52.282673][ T12] addrconf_ifdown+0x161/0x1970 [ 52.282741][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.282814][ T12] ? __try_to_del_timer_sync+0x2e8/0x440 [ 52.282903][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.282969][ T12] ? __kasan_check_write+0x18/0x20 [ 52.283028][ T12] ? mutex_unlock+0x90/0x240 [ 52.283126][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.283217][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.283330][ T12] ? masq_device_event+0xe0/0xe0 [ 52.283431][ T12] addrconf_notify+0x17a/0xeb0 [ 52.283502][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.283569][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.283655][ T12] notifier_call_chain+0x106/0x2b0 [ 52.283724][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.283794][ T12] dev_close_many+0x332/0x4f0 [ 52.283863][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.283931][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.284015][ T12] ? __kasan_check_read+0x15/0x20 [ 52.284069][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.284169][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.284248][ T12] ? __kasan_check_read+0x15/0x20 [ 52.284316][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.284414][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.284496][ T12] ? kernfs_put+0x343/0x360 [ 52.284576][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.284684][ T12] ? __kasan_check_read+0x15/0x20 [ 52.284779][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.284869][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.284959][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.285053][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.285146][ T12] cleanup_net+0x640/0xc90 [ 52.285237][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.285324][ T12] ? kick_pool+0xb9/0x540 [ 52.285417][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.285498][ T12] worker_thread+0xc99/0x13f0 [ 52.285579][ T12] kthread+0x2c7/0x360 [ 52.285657][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.285730][ T12] ? __cfi_kthread+0x10/0x10 [ 52.285804][ T12] ret_from_fork+0x67/0xa0 [ 52.285878][ T12] ? __cfi_kthread+0x10/0x10 [ 52.285926][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.286020][ T12] [ 52.286904][ T285] FAULT_INJECTION: forcing a failure. [ 52.286904][ T285] name failslab, interval 1, probability 10, space 0, times 46 [ 52.305768][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.305859][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.305903][ T99] Call Trace: [ 52.305934][ T99] [ 52.305958][ T99] __dump_stack+0x21/0x30 [ 52.306060][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.306147][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.306242][ T99] ? tracing_record_taskinfo_sched_switch+0x78/0x390 [ 52.306319][ T99] dump_stack+0x19/0x20 [ 52.306402][ T99] should_fail_ex+0x3c2/0x510 [ 52.306480][ T99] should_failslab+0xac/0x100 [ 52.306562][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.306641][ T99] ? __alloc_skb+0x10c/0x360 [ 52.306771][ T99] __alloc_skb+0x10c/0x360 [ 52.306860][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.306938][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 52.307030][ T99] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 52.307141][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 52.307217][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 52.307277][ T99] ? __kasan_check_write+0x18/0x20 [ 52.307333][ T99] ? _raw_spin_lock+0x92/0x120 [ 52.307400][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.307475][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 52.307571][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 52.307660][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 52.307760][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 52.307836][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 52.307922][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 52.308011][ T99] __sys_sendto+0x68a/0x700 [ 52.308131][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 52.308237][ T99] ? __cfi___sys_connect+0x10/0x10 [ 52.308328][ T99] ? __kasan_check_write+0x18/0x20 [ 52.308393][ T99] __x64_sys_sendto+0xe9/0x100 [ 52.308482][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 52.308538][ T99] do_syscall_64+0x57/0xf0 [ 52.308613][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.308693][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.308778][ T99] RIP: 0033:0x7fc93319a407 [ 52.308832][ T99] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.308887][ T99] RSP: 002b:00007fff8b49db80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 52.308953][ T99] RAX: ffffffffffffffda RBX: 00007fc93304ac80 RCX: 00007fc93319a407 [ 52.309009][ T99] RDX: 0000000000000073 RSI: 00007fff8b49dcc0 RDI: 0000000000000003 [ 52.309049][ T99] RBP: 00007fff8b49e0f0 R08: 0000000000000000 R09: 0000000000000000 [ 52.309090][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff8b49e108 [ 52.309132][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000058 R15: 00007fff8b49dcc0 [ 52.309183][ T99] [ 52.309398][ T99] FAULT_INJECTION: forcing a failure. [ 52.309398][ T99] name failslab, interval 1, probability 10, space 0, times 44 [ 52.319409][ T12] FAULT_INJECTION: forcing a failure. [ 52.319409][ T12] name failslab, interval 1, probability 10, space 0, times 43 [ 52.335821][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.335914][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.335958][ T99] Call Trace: [ 52.335981][ T99] [ 52.336005][ T99] __dump_stack+0x21/0x30 [ 52.336115][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.336207][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.336299][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 52.336388][ T99] dump_stack+0x19/0x20 [ 52.336476][ T99] should_fail_ex+0x3c2/0x510 [ 52.336566][ T99] should_failslab+0xac/0x100 [ 52.336647][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 52.336716][ T99] ? sock_alloc_inode+0x48/0x150 [ 52.336876][ T99] sock_alloc_inode+0x48/0x150 [ 52.336974][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 52.337053][ T99] alloc_inode+0x7a/0x270 [ 52.337133][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 52.337212][ T99] new_inode_pseudo+0x19/0x40 [ 52.337271][ T99] __sock_create+0x130/0x810 [ 52.337353][ T99] __sys_socket+0xe1/0x1c0 [ 52.337441][ T99] __x64_sys_socket+0x7e/0x90 [ 52.337532][ T99] x64_sys_call+0x2608/0x2ee0 [ 52.337583][ T99] do_syscall_64+0x57/0xf0 [ 52.337666][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.337772][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.337854][ T99] RIP: 0033:0x7fc933215707 [ 52.337910][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 52.337974][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 52.338045][ T99] RAX: ffffffffffffffda RBX: 0000000000000073 RCX: 00007fc933215707 [ 52.338100][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 52.338155][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 52.338209][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 52.338265][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000058 R15: 00007fff8b49dcc0 [ 52.338322][ T99] [ 52.338355][ T99] socket: no more sockets [ 52.339249][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.339361][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.339414][ T12] Workqueue: netns cleanup_net [ 52.339493][ T12] Call Trace: [ 52.339516][ T12] [ 52.339547][ T12] __dump_stack+0x21/0x30 [ 52.339641][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.339744][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.339825][ T12] ? stack_trace_save+0xaa/0x100 [ 52.339902][ T12] ? stack_depot_save_flags+0x38/0x800 [ 52.339988][ T12] dump_stack+0x19/0x20 [ 52.340065][ T12] should_fail_ex+0x3c2/0x510 [ 52.340140][ T12] should_failslab+0xac/0x100 [ 52.340217][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.340302][ T12] ? kthread+0x2c7/0x360 [ 52.340369][ T12] ? ret_from_fork+0x67/0xa0 [ 52.340464][ T12] ? __alloc_skb+0x10c/0x360 [ 52.340551][ T12] __alloc_skb+0x10c/0x360 [ 52.340639][ T12] __ipv6_ifa_notify+0x205/0xee0 [ 52.340766][ T12] ? snmp6_fill_stats+0x9b0/0x9b0 [ 52.340851][ T12] ? _raw_spin_lock+0x92/0x120 [ 52.340927][ T12] ? timer_delete+0x101/0x3e0 [ 52.340999][ T12] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.341079][ T12] ? __kasan_check_write+0x18/0x20 [ 52.341148][ T12] ? work_grab_pending+0x301/0x830 [ 52.341248][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.341326][ T12] ? kvfree_call_rcu+0x40e/0x730 [ 52.341397][ T12] ? mod_delayed_work_on+0x140/0x140 [ 52.341486][ T12] ? __kasan_check_write+0x18/0x20 [ 52.341554][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 52.341632][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.341710][ T12] ? __cancel_work+0x175/0x1f0 [ 52.341780][ T12] addrconf_ifdown+0xe01/0x1970 [ 52.341857][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.341934][ T12] ? __kasan_check_write+0x18/0x20 [ 52.342000][ T12] ? mutex_unlock+0x90/0x240 [ 52.342105][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.342214][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.342300][ T12] ? masq_device_event+0xe0/0xe0 [ 52.342387][ T12] addrconf_notify+0x17a/0xeb0 [ 52.342455][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.342519][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.342624][ T12] notifier_call_chain+0x106/0x2b0 [ 52.342700][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.342800][ T12] dev_close_many+0x332/0x4f0 [ 52.342874][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.342942][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.343021][ T12] ? __kasan_check_read+0x15/0x20 [ 52.343082][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.343194][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.343277][ T12] ? __kasan_check_read+0x15/0x20 [ 52.343352][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.343450][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.343555][ T12] ? kernfs_put+0x343/0x360 [ 52.343628][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.343718][ T12] ? __kasan_check_read+0x15/0x20 [ 52.343779][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.343870][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.343972][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.344074][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.344163][ T12] cleanup_net+0x640/0xc90 [ 52.344283][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.344371][ T12] ? kick_pool+0xb9/0x540 [ 52.344482][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.344579][ T12] worker_thread+0xc99/0x13f0 [ 52.344662][ T12] kthread+0x2c7/0x360 [ 52.344745][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.344816][ T12] ? __cfi_kthread+0x10/0x10 [ 52.344893][ T12] ret_from_fork+0x67/0xa0 [ 52.344985][ T12] ? __cfi_kthread+0x10/0x10 [ 52.345065][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.345134][ T12] [ 52.345834][ T285] CPU: 1 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.345942][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.345986][ T285] Call Trace: [ 52.346008][ T285] [ 52.346030][ T285] __dump_stack+0x21/0x30 [ 52.346119][ T285] dump_stack_lvl+0x140/0x1c0 [ 52.346206][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.346304][ T285] ? tcp_sendmsg+0x49/0xd0 [ 52.346366][ T285] ? sock_write_iter+0x3bf/0x490 [ 52.346441][ T285] ? ksys_write+0x145/0x260 [ 52.346508][ T285] ? x64_sys_call+0x271c/0x2ee0 [ 52.346565][ T285] ? do_syscall_64+0x57/0xf0 [ 52.346625][ T285] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.346704][ T285] dump_stack+0x19/0x20 [ 52.346784][ T285] should_fail_ex+0x3c2/0x510 [ 52.346858][ T285] should_failslab+0xac/0x100 [ 52.346935][ T285] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.347011][ T285] ? __alloc_skb+0x10c/0x360 [ 52.347098][ T285] __alloc_skb+0x10c/0x360 [ 52.347189][ T285] ? tcp_current_mss+0x539/0x8b0 [ 52.347286][ T285] tcp_stream_alloc_skb+0x43/0x370 [ 52.347372][ T285] tcp_sendmsg_locked+0xcbc/0x4ac0 [ 52.347449][ T285] ? avc_has_perm_noaudit+0x289/0x360 [ 52.347530][ T285] ? __kasan_check_write+0x18/0x20 [ 52.347599][ T285] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.347689][ T285] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 52.347759][ T285] ? avc_has_perm+0x155/0x240 [ 52.347838][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.347904][ T285] tcp_sendmsg+0x3e/0xd0 [ 52.347964][ T285] ? __cfi_tcp_sendmsg+0x10/0x10 [ 52.348031][ T285] inet_sendmsg+0xb7/0x120 [ 52.348122][ T285] ? __cfi_inet_sendmsg+0x10/0x10 [ 52.348199][ T285] sock_write_iter+0x3bf/0x490 [ 52.348274][ T285] ? __cfi_sock_write_iter+0x10/0x10 [ 52.348351][ T285] ? put_timespec64+0xd9/0x130 [ 52.348447][ T285] ? __cfi_put_timespec64+0x10/0x10 [ 52.348557][ T285] vfs_write+0x762/0xfd0 [ 52.348627][ T285] ? __cfi_vfs_write+0x10/0x10 [ 52.348704][ T285] ? _raw_spin_unlock_irq+0x45/0x70 [ 52.348791][ T285] ? __kasan_check_read+0x15/0x20 [ 52.348859][ T285] ksys_write+0x145/0x260 [ 52.348935][ T285] ? __cfi_ksys_write+0x10/0x10 [ 52.349014][ T285] ? __kasan_check_read+0x15/0x20 [ 52.349089][ T285] __x64_sys_write+0x7f/0x90 [ 52.349116][ T285] x64_sys_call+0x271c/0x2ee0 [ 52.349193][ T285] do_syscall_64+0x57/0xf0 [ 52.349294][ T285] ? clear_bhb_loop+0x50/0xa0 [ 52.349386][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.349464][ T285] RIP: 0033:0x7f82cb6a7407 [ 52.349520][ T285] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.349574][ T285] RSP: 002b:00007ffeaa53c9c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 52.349640][ T285] RAX: ffffffffffffffda RBX: 00007f82cbd59300 RCX: 00007f82cb6a7407 [ 52.349700][ T285] RDX: 0000000000000048 RSI: 000055907fe6b130 RDI: 0000000000000004 [ 52.349737][ T285] RBP: 000055907fe6ec60 R08: 0000000000000000 R09: 0000000000000000 [ 52.349783][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 52.349825][ T285] R13: 00007ffeaa53cb10 R14: 0000000000000000 R15: 0000000000000004 [ 52.349871][ T285] [ 52.353894][ T12] FAULT_INJECTION: forcing a failure. [ 52.353894][ T12] name failslab, interval 1, probability 10, space 0, times 40 [ 52.376623][ T99] FAULT_INJECTION: forcing a failure. [ 52.376623][ T99] name failslab, interval 1, probability 10, space 0, times 39 [ 52.406088][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.406200][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.406259][ T12] Workqueue: netns cleanup_net [ 52.406358][ T12] Call Trace: [ 52.406380][ T12] [ 52.406412][ T12] __dump_stack+0x21/0x30 [ 52.406514][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.406606][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.406697][ T12] ? fib6_clean_node+0x423/0x560 [ 52.406784][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 52.406885][ T12] dump_stack+0x19/0x20 [ 52.406973][ T12] should_fail_ex+0x3c2/0x510 [ 52.407052][ T12] should_failslab+0xac/0x100 [ 52.407134][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.407212][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 52.407309][ T12] ? __alloc_skb+0x10c/0x360 [ 52.407406][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.407508][ T12] __alloc_skb+0x10c/0x360 [ 52.407608][ T12] __ipv6_ifa_notify+0x205/0xee0 [ 52.407688][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.407763][ T12] ? snmp6_fill_stats+0x9b0/0x9b0 [ 52.407840][ T12] ? timer_delete+0x101/0x3e0 [ 52.407920][ T12] ? __kasan_check_write+0x18/0x20 [ 52.407988][ T12] ? work_grab_pending+0x301/0x830 [ 52.408078][ T12] ? neigh_ifdown+0x23/0x30 [ 52.408158][ T12] ? rt6_disable_ip+0x79e/0x810 [ 52.408226][ T12] ? mod_delayed_work_on+0x140/0x140 [ 52.408324][ T12] ? __kasan_check_write+0x18/0x20 [ 52.408391][ T12] ? _raw_spin_lock_bh+0x96/0x130 [ 52.408460][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.408538][ T12] ? __cancel_work+0x175/0x1f0 [ 52.408629][ T12] addrconf_ifdown+0xe01/0x1970 [ 52.408698][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.408768][ T12] ? __kasan_check_write+0x18/0x20 [ 52.408858][ T12] ? mutex_unlock+0x90/0x240 [ 52.408962][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.409051][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.409134][ T12] ? masq_device_event+0xe0/0xe0 [ 52.409224][ T12] addrconf_notify+0x17a/0xeb0 [ 52.409313][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.409379][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.409457][ T12] notifier_call_chain+0x106/0x2b0 [ 52.409524][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.409598][ T12] dev_close_many+0x332/0x4f0 [ 52.409667][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.409734][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.409806][ T12] ? __kasan_check_read+0x15/0x20 [ 52.409873][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.409966][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.410044][ T12] ? __kasan_check_read+0x15/0x20 [ 52.410112][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.410203][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.410302][ T12] ? kernfs_put+0x343/0x360 [ 52.410357][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.410442][ T12] ? __kasan_check_read+0x15/0x20 [ 52.410514][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.410629][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.410720][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.410813][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.410903][ T12] cleanup_net+0x640/0xc90 [ 52.410983][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.411065][ T12] ? kick_pool+0xb9/0x540 [ 52.411146][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.411246][ T12] worker_thread+0xc99/0x13f0 [ 52.411326][ T12] kthread+0x2c7/0x360 [ 52.411403][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.411482][ T12] ? __cfi_kthread+0x10/0x10 [ 52.411560][ T12] ret_from_fork+0x67/0xa0 [ 52.411653][ T12] ? __cfi_kthread+0x10/0x10 [ 52.411732][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.411795][ T12] [ 52.413582][ T12] FAULT_INJECTION: forcing a failure. [ 52.413582][ T12] name failslab, interval 1, probability 10, space 0, times 29 [ 52.455755][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.455852][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.455891][ T99] Call Trace: [ 52.455910][ T99] [ 52.455932][ T99] __dump_stack+0x21/0x30 [ 52.456023][ T99] dump_stack_lvl+0x140/0x1c0 [ 52.456112][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.456180][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 52.456240][ T99] dump_stack+0x19/0x20 [ 52.456306][ T99] should_fail_ex+0x3c2/0x510 [ 52.456384][ T99] should_failslab+0xac/0x100 [ 52.456453][ T99] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 52.456513][ T99] ? sock_alloc_inode+0x48/0x150 [ 52.456584][ T99] sock_alloc_inode+0x48/0x150 [ 52.456659][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 52.456737][ T99] alloc_inode+0x7a/0x270 [ 52.456807][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 52.456866][ T99] new_inode_pseudo+0x19/0x40 [ 52.456943][ T99] __sock_create+0x130/0x810 [ 52.456995][ T99] __sys_socket+0xe1/0x1c0 [ 52.457088][ T99] __x64_sys_socket+0x7e/0x90 [ 52.457182][ T99] x64_sys_call+0x2608/0x2ee0 [ 52.457229][ T99] do_syscall_64+0x57/0xf0 [ 52.457297][ T99] ? clear_bhb_loop+0x50/0xa0 [ 52.457356][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 52.457419][ T99] RIP: 0033:0x7fc933215707 [ 52.457476][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 52.457527][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 52.457590][ T99] RAX: ffffffffffffffda RBX: 0000000000000073 RCX: 00007fc933215707 [ 52.457656][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 52.457703][ T99] RBP: 00007fc9332a1560 R08: 0000000000000000 R09: 0000000000000000 [ 52.457751][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 52.457807][ T99] R13: 00007fff8b49dcc0 R14: 0000000000000058 R15: 00007fff8b49dcc0 [ 52.457851][ T99] [ 52.457874][ T99] socket: no more sockets [ 52.462006][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 52.462073][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.462132][ T12] Workqueue: netns cleanup_net [ 52.462218][ T12] Call Trace: [ 52.462230][ T12] [ 52.462254][ T12] __dump_stack+0x21/0x30 [ 52.462331][ T12] dump_stack_lvl+0x140/0x1c0 [ 52.462409][ T12] ? __cfi_dump_stack_lvl+0x10/0x10 [ 52.462479][ T12] dump_stack+0x19/0x20 [ 52.462542][ T12] should_fail_ex+0x3c2/0x510 [ 52.462608][ T12] should_failslab+0xac/0x100 [ 52.462667][ T12] kmem_cache_alloc_node_noprof+0x45/0x420 [ 52.462727][ T12] ? __kasan_check_write+0x18/0x20 [ 52.462783][ T12] ? __alloc_skb+0x10c/0x360 [ 52.462853][ T12] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 52.462912][ T12] __alloc_skb+0x10c/0x360 [ 52.462984][ T12] inet6_rt_notify+0x351/0x520 [ 52.463041][ T12] ? __cfi_inet6_rt_notify+0x10/0x10 [ 52.463097][ T12] ? call_fib_notifiers+0xa4/0xc0 [ 52.463142][ T12] fib6_del+0xba0/0xf50 [ 52.463240][ T12] ? __cfi_fib6_del+0x10/0x10 [ 52.463309][ T12] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 52.463380][ T12] ? fib6_ifdown+0x2f1/0x4f0 [ 52.463439][ T12] fib6_clean_node+0x2b9/0x560 [ 52.463513][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 52.463607][ T12] ? __kasan_record_aux_stack+0xb2/0xd0 [ 52.463688][ T12] ? kasan_record_aux_stack_noalloc+0xf/0x20 [ 52.463805][ T12] ? kvfree_call_rcu+0x79/0x730 [ 52.463866][ T12] ? neigh_destroy+0x47c/0x5d0 [ 52.463936][ T12] ? neigh_cleanup_and_release+0x76/0x1a0 [ 52.464063][ T12] ? __neigh_ifdown+0x45/0x470 [ 52.464128][ T12] ? neigh_ifdown+0x23/0x30 [ 52.464198][ T12] ? arp_ifdown+0x20/0x30 [ 52.464280][ T12] ? fib_netdev_event+0x58a/0x5d0 [ 52.464340][ T12] ? notifier_call_chain+0x106/0x2b0 [ 52.464394][ T12] ? raw_notifier_call_chain+0x31/0x40 [ 52.464454][ T12] fib6_walk_continue+0x518/0x740 [ 52.464545][ T12] __fib6_clean_all+0x2a2/0x440 [ 52.464628][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.464682][ T12] ? fib6_clean_all+0x50/0x50 [ 52.464749][ T12] ? _raw_spin_lock+0x92/0x120 [ 52.464818][ T12] ? __cfi_fib6_clean_node+0x10/0x10 [ 52.464920][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.464995][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.465067][ T12] ? __cfi_fib6_ifdown+0x10/0x10 [ 52.465121][ T12] fib6_clean_all+0x2e/0x50 [ 52.465221][ T12] rt6_disable_ip+0x124/0x810 [ 52.465279][ T12] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 52.465341][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.465409][ T12] ? __cfi_rt6_disable_ip+0x10/0x10 [ 52.465467][ T12] ? pneigh_queue_purge+0x570/0x5d0 [ 52.465540][ T12] ? __kasan_check_read+0x15/0x20 [ 52.465599][ T12] addrconf_ifdown+0x161/0x1970 [ 52.465659][ T12] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 52.465721][ T12] ? __try_to_del_timer_sync+0x2e8/0x440 [ 52.465790][ T12] ? addrconf_cleanup+0x150/0x150 [ 52.465843][ T12] ? __kasan_check_write+0x18/0x20 [ 52.465901][ T12] ? mutex_unlock+0x90/0x240 [ 52.465971][ T12] ? __cfi_mutex_unlock+0x10/0x10 [ 52.466055][ T12] ? __cfi_device_cmp+0x10/0x10 [ 52.466126][ T12] ? masq_device_event+0xe0/0xe0 [ 52.466198][ T12] addrconf_notify+0x17a/0xeb0 [ 52.466280][ T12] ? ip6mr_device_event+0x1ed/0x230 [ 52.466339][ T12] ? __cfi_addrconf_notify+0x10/0x10 [ 52.466413][ T12] notifier_call_chain+0x106/0x2b0 [ 52.466474][ T12] raw_notifier_call_chain+0x31/0x40 [ 52.466547][ T12] dev_close_many+0x332/0x4f0 [ 52.466606][ T12] ? __cfi_dev_close_many+0x10/0x10 [ 52.466666][ T12] ? __call_rcu_common+0x53c/0x710 [ 52.466722][ T12] ? __kasan_check_read+0x15/0x20 [ 52.466781][ T12] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 52.466857][ T12] ? call_rcu_hurry+0x30/0x30 [ 52.466881][ T12] ? __kasan_check_read+0x15/0x20 [ 52.466919][ T12] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 52.467030][ T12] ? unregister_netdevice_queue+0x18a/0x350 [ 52.467101][ T12] ? kernfs_put+0x343/0x360 [ 52.467172][ T12] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.467260][ T12] ? __kasan_check_read+0x15/0x20 [ 52.467317][ T12] ? mutex_is_locked+0x1b/0x50 [ 52.467416][ T12] ? nexthop_net_exit_batch_rtnl+0x22d/0x290 [ 52.467482][ T12] ? br_net_exit_batch_rtnl+0x157/0x1a0 [ 52.467565][ T12] unregister_netdevice_many+0x1d/0x30 [ 52.467647][ T12] cleanup_net+0x640/0xc90 [ 52.467698][ T12] ? __cfi_cleanup_net+0x10/0x10 [ 52.467749][ T12] ? kick_pool+0xb9/0x540 [ 52.467820][ T12] process_scheduled_works+0x7f7/0x1060 [ 52.467891][ T12] worker_thread+0xc99/0x13f0 [ 52.467964][ T12] kthread+0x2c7/0x360 [ 52.468027][ T12] ? __cfi_worker_thread+0x10/0x10 [ 52.468088][ T12] ? __cfi_kthread+0x10/0x10 [ 52.468153][ T12] ret_from_fork+0x67/0xa0 [ 52.468244][ T12] ? __cfi_kthread+0x10/0x10 [ 52.468307][ T12] ret_from_fork_asm+0x1a/0x30 [ 52.468375][ T12] [ 53.030738][ T1] FAULT_INJECTION: forcing a failure. [ 53.030738][ T1] name failslab, interval 1, probability 10, space 0, times 18 [ 53.037096][ T99] FAULT_INJECTION: forcing a failure. [ 53.037096][ T99] name failslab, interval 1, probability 10, space 0, times 18 [ 53.047966][ T1] CPU: 1 UID: 0 PID: 1 Comm: init Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 53.048069][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.048111][ T1] Call Trace: [ 53.048131][ T1] [ 53.048161][ T1] __dump_stack+0x21/0x30 [ 53.048253][ T1] dump_stack_lvl+0x140/0x1c0 [ 53.048334][ T1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 53.048435][ T1] ? __kasan_check_read+0x15/0x20 [ 53.048498][ T1] dump_stack+0x19/0x20 [ 53.048572][ T1] should_fail_ex+0x3c2/0x510 [ 53.048651][ T1] should_failslab+0xac/0x100 [ 53.048722][ T1] kmem_cache_alloc_noprof+0x42/0x410 [ 53.048783][ T1] ? __cfi_atime_needs_update+0x10/0x10 [ 53.048865][ T1] ? fcntl_setlk+0xb4/0x10a0 [ 53.048932][ T1] fcntl_setlk+0xb4/0x10a0 [ 53.048994][ T1] ? avc_has_perm_noaudit+0x26b/0x360 [ 53.049065][ T1] ? __asan_memcpy+0x5a/0x80 [ 53.049128][ T1] ? avc_has_perm_noaudit+0x289/0x360 [ 53.049198][ T1] ? avc_has_perm+0x155/0x240 [ 53.049260][ T1] ? __cfi_fcntl_setlk+0x10/0x10 [ 53.049322][ T1] ? __cfi_avc_has_perm+0x10/0x10 [ 53.049430][ T1] ? __kasan_check_write+0x18/0x20 [ 53.049504][ T1] do_fcntl+0x8c2/0x1580 [ 53.049575][ T1] ? __cfi_selinux_file_fcntl+0x10/0x10 [ 53.049648][ T1] ? check_fcntl_cmd+0xb0/0xb0 [ 53.049709][ T1] ? _raw_spin_unlock_irq+0x45/0x70 [ 53.049778][ T1] ? __kasan_check_read+0x15/0x20 [ 53.049836][ T1] ? ksys_pread64+0x18b/0x270 [ 53.049890][ T1] ? bpf_lsm_file_fcntl+0xd/0x20 [ 53.049968][ T1] ? security_file_fcntl+0x3e/0x110 [ 53.050059][ T1] __se_sys_fcntl+0xe4/0x180 [ 53.050120][ T1] __x64_sys_fcntl+0x7f/0xa0 [ 53.050187][ T1] x64_sys_call+0x1cb3/0x2ee0 [ 53.050237][ T1] do_syscall_64+0x57/0xf0 [ 53.050305][ T1] ? clear_bhb_loop+0x50/0xa0 [ 53.050370][ T1] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 53.050455][ T1] RIP: 0033:0x7f1490408add [ 53.050498][ T1] Code: 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 c7 44 24 b8 10 00 00 00 48 89 44 24 c8 83 fe 09 74 1a b8 48 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 23 c3 66 2e 0f 1f 84 00 00 00 00 00 48 8d 54 [ 53.050547][ T1] RSP: 002b:00007ffcee804fa8 EFLAGS: 00000293 ORIG_RAX: 0000000000000048 [ 53.050608][ T1] RAX: ffffffffffffffda RBX: 000055f37ba59560 RCX: 00007f1490408add [ 53.050660][ T1] RDX: 00007ffcee804fb0 RSI: 0000000000000007 RDI: 0000000000000003 [ 53.050733][ T1] RBP: 00007ffcee805028 R08: 0000000000000000 R09: 0000000000000000 [ 53.050786][ T1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 53.050833][ T1] R13: ffffffffffffff88 R14: 0000000000000002 R15: 000055f362b93d98 [ 53.050901][ T1] [ 54.695781][ T110] FAULT_INJECTION: forcing a failure. [ 54.695781][ T110] name failslab, interval 1, probability 10, space 0, times 13 [ 54.716771][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 54.716890][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.716940][ T99] Call Trace: [ 54.716960][ T99] [ 54.716989][ T99] __dump_stack+0x21/0x30 [ 54.717075][ T99] dump_stack_lvl+0x140/0x1c0 [ 54.717166][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 54.717256][ T99] dump_stack+0x19/0x20 [ 54.717338][ T99] should_fail_ex+0x3c2/0x510 [ 54.717411][ T99] should_failslab+0xac/0x100 [ 54.717484][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 54.717546][ T99] ? security_inode_alloc+0x51/0x230 [ 54.717622][ T99] security_inode_alloc+0x51/0x230 [ 54.717700][ T99] inode_init_always_gfp+0x756/0x9e0 [ 54.717773][ T99] ? __cfi_sock_alloc_inode+0x10/0x10 [ 54.717845][ T99] alloc_inode+0xc5/0x270 [ 54.717918][ T99] ? bpf_lsm_socket_create+0xd/0x20 [ 54.717982][ T99] new_inode_pseudo+0x19/0x40 [ 54.718054][ T99] __sock_create+0x130/0x810 [ 54.718145][ T99] __sys_socket+0xe1/0x1c0 [ 54.718232][ T99] __x64_sys_socket+0x7e/0x90 [ 54.718336][ T99] x64_sys_call+0x2608/0x2ee0 [ 54.718390][ T99] do_syscall_64+0x57/0xf0 [ 54.718454][ T99] ? clear_bhb_loop+0x50/0xa0 [ 54.718534][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 54.718609][ T99] RIP: 0033:0x7fc933215707 [ 54.718667][ T99] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 54.718716][ T99] RSP: 002b:00007fff8b49db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 54.718779][ T99] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc933215707 [ 54.718821][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 54.718862][ T99] RBP: 00007fc9332a1560 R08: 0000000000000073 R09: 0000000000000001 [ 54.718903][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 54.718943][ T99] R13: 00007fff8b49dcc0 R14: 000000000000001f R15: 00007fff8b49dcc0 [ 54.718996][ T99] [ 54.719036][ T99] socket: no more sockets [ 54.720427][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 54.720504][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.720550][ T110] Call Trace: [ 54.720570][ T110] [ 54.720613][ T110] __dump_stack+0x21/0x30 [ 54.720693][ T110] dump_stack_lvl+0x140/0x1c0 [ 54.720774][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 54.720856][ T110] dump_stack+0x19/0x20 [ 54.720929][ T110] should_fail_ex+0x3c2/0x510 [ 54.720992][ T110] should_failslab+0xac/0x100 [ 54.721065][ T110] kmem_cache_alloc_noprof+0x42/0x410 [ 54.721125][ T110] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 54.721185][ T110] ? __sigqueue_alloc+0x15e/0x2b0