last executing test programs: 5.666327835s ago: executing program 3 (id=4): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./debug\x00', &(0x7f0000000200)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./debug/tracing/events/sched/sched_switch/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000400)='1\n\x00', 0x2) write(r0, &(0x7f0000000500)='0\n\x00', 0x2) write(r0, &(0x7f0000000600)='1\n\x00', 0x2) 2.385083004s ago: executing program 3 (id=6): mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_sys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r1, &(0x7f0000000800)='1', 0x1) writev(r0, &(0x7f0000001d80)=[{&(0x7f0000000000)="0300000000", 0x5}], 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0) write(r2, &(0x7f0000000a00)='1', 0x1) 2.319671765s ago: executing program 1 (id=2): mknodat$loop(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x1000, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000002980)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x4001ffe, 0xa68d7c519fc00ff1, 0xffbc, 0x6, 0x1d45, 0x0, 0x0, 0x0, 0x40}}, 0x50) syz_fuse_handle_req(r0, &(0x7f0000008380)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001354c4b600", 0x2000, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20, 0x0, 0x68cc, {0x0, 0x14}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000140), 0x0, 0x0) ioctl$LOOP_SET_FD(r3, 0x4c00, r2) close(r0) 2.156091969s ago: executing program 1 (id=8): mkdir(&(0x7f0000000000)='./my_tracefs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_tracefs\x00', &(0x7f0000000200)='tracefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./my_tracefs/trace\x00', 0x42a01, 0x30) 1.910317604s ago: executing program 1 (id=11): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_MAX_VCPU_ID(r1, 0x4068aea3, &(0x7f0000000040)={0x80, 0x0, 0x1}) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) 1.910148484s ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='N\x00', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) write(r1, &(0x7f0000000140)='1000\x00', 0x4) r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./dbg/failslab/space\x00', 0x1, 0x0) write(r2, &(0x7f00000001c0)='0\x00', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./dbg/failslab/interval\x00', 0x1, 0x0) write(r3, &(0x7f0000000340)='20\x00', 0x2) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='100\x00', 0x3) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) 1.832251806s ago: executing program 32 (id=11): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_MAX_VCPU_ID(r1, 0x4068aea3, &(0x7f0000000040)={0x80, 0x0, 0x1}) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) 1.24325403s ago: executing program 2 (id=18): mkdir(&(0x7f0000000000)='./gadget\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./gadget\x00', &(0x7f0000000200)='gadgetfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./gadget/dummy_udc\x00', 0x2, 0x0) write(r0, &(0x7f0000000240)="0000000009020900000001851281313206e2ff49f1737efe1eed04f2244caf", 0x1f) 1.177359142s ago: executing program 2 (id=19): mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) 1.177186302s ago: executing program 2 (id=20): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./config/usb_gadget/g1/functions/uac1.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./config/usb_gadget/g1/functions/uac1.usb0/p_it_ch_name\x00', 0x0, 0x0) read(r0, &(0x7f0000000200), 0x100) 1.177055812s ago: executing program 2 (id=21): r0 = syz_clone(0x80000400, 0x0, 0x0, 0x0, 0x0, 0x0) ptrace(0x10, r0) ptrace$peek(0x2, r0, &(0x7f0000000000)) 1.171864082s ago: executing program 2 (id=22): r0 = syz_open_dev$usbfs(&(0x7f0000000080), 0x40000000200, 0x301) ioctl$USBDEVFS_SUBMITURB(r0, 0x8038550a, &(0x7f0000000280)=@urb_type_control={0x2, {}, 0x0, 0x44, &(0x7f0000000000)={0x4b5a9da54893e123, 0x1, 0x1048, 0x42}, 0x8, 0x9028, 0xddd, 0x0, 0x0, 0x20000, 0x0}) 1.150842773s ago: executing program 2 (id=23): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./dev\x00', &(0x7f0000000180)='devtmpfs\x00', 0x0, 0x0) r0 = syz_usb_connect(0x0, 0x47, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004051045f500001010203020902350001020080300904000005ff00000007058102000200070501020002000705820200020007050202000200070583030a"], 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./dev/ttyUSB0\x00', 0x2, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) 752.875312ms ago: executing program 3 (id=6): mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_sys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r1, &(0x7f0000000800)='1', 0x1) writev(r0, &(0x7f0000001d80)=[{&(0x7f0000000000)="0300000000", 0x5}], 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0) write(r2, &(0x7f0000000a00)='1', 0x1) 705.410563ms ago: executing program 3 (id=24): r0 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x8, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x7fc00100}]}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r0, 0xc0502100, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r0, 0x80082102, &(0x7f0000000080)={0x0, 0x3, r0, 0x5}) 673.016213ms ago: executing program 4 (id=12): mkdir(&(0x7f0000000000)='./proc_mnt\x00', 0x1ff) mount(&(0x7f0000000500)=@filename='none\x00', &(0x7f0000000100)='./proc_mnt\x00', &(0x7f0000000200)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./proc_mnt/ioports\x00', 0x0, 0x0) read(r0, &(0x7f0000000400)=""/1024, 0x400) 648.728945ms ago: executing program 4 (id=25): r0 = syz_open_dev$usbfs(&(0x7f0000000100), 0xc, 0x2) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000200)={0x23, 0x1, 0x1, 0x1, 0x0, 0x3e8, 0x0}) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000300)={0x23, 0x1, 0x1, 0x2, 0x0, 0x3e8, 0x0}) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000400)={0x23, 0x1, 0x1, 0x3, 0x0, 0x3e8, 0x0}) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000500)={0x23, 0x1, 0x1, 0x4, 0x0, 0x3e8, 0x0}) ioctl$USBDEVFS_ALLOW_SUSPEND(r0, 0x5522) 636.904135ms ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r0, &(0x7f00000000c0)='N\x00', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) write(r1, &(0x7f0000000140)='1000\x00', 0x4) r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./dbg/failslab/space\x00', 0x1, 0x0) write(r2, &(0x7f00000001c0)='0\x00', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./dbg/failslab/interval\x00', 0x1, 0x0) write(r3, &(0x7f0000000340)='20\x00', 0x2) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='100\x00', 0x3) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) 584.476896ms ago: executing program 4 (id=26): mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz1\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) fchdir(r0) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x0) rmdir(&(0x7f0000000000)='./file0\x00') mkdir(&(0x7f0000000300)='./file0\x00', 0xfffffffffffffffe) r1 = openat$cgroup_ro(r0, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000200)=0x1, 0x12) 0s ago: executing program 4 (id=27): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$TCFLSH(r1, 0x400455c8, 0x1) ioctl$TIOCSETD(r1, 0x5412, &(0x7f0000000140)=0xffffffc0) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r0, 0x5412, 0x0) kernel console output (not intermixed with test programs): [ 6.750702][ T36] audit: type=1400 audit(1785408834.190:58): avc: denied { read } for pid=203 comm="getty" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 syzkaller syzkaller login: [ 20.843266][ T36] audit: type=1400 audit(1785408848.300:59): avc: denied { transition } for pid=274 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.846403][ T36] audit: type=1400 audit(1785408848.300:60): avc: denied { noatsecure } for pid=274 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.849102][ T36] audit: type=1400 audit(1785408848.300:61): avc: denied { write } for pid=274 comm="sh" path="pipe:[1566]" dev="pipefs" ino=1566 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 20.852497][ T36] audit: type=1400 audit(1785408848.300:62): avc: denied { rlimitinh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.855035][ T36] audit: type=1400 audit(1785408848.300:63): avc: denied { siginh } for pid=274 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.21' (ED25519) to the list of known hosts. [ 28.382774][ T36] audit: type=1400 audit(1785408855.840:64): avc: denied { mounton } for pid=286 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 28.383822][ T286] cgroup: Unknown subsys name 'net' [ 28.405414][ T36] audit: type=1400 audit(1785408855.840:65): avc: denied { mount } for pid=286 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 28.432706][ T36] audit: type=1400 audit(1785408855.870:66): avc: denied { unmount } for pid=286 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 28.432871][ T286] cgroup: Unknown subsys name 'devices' [ 28.552980][ T286] cgroup: Unknown subsys name 'hugetlb' [ 28.558583][ T286] cgroup: Unknown subsys name 'rlimit' [ 28.650855][ T36] audit: type=1400 audit(1785408856.100:67): avc: denied { setattr } for pid=286 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 28.674095][ T36] audit: type=1400 audit(1785408856.100:68): avc: denied { mounton } for pid=286 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 28.682449][ T288] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 28.699053][ T36] audit: type=1400 audit(1785408856.110:69): avc: denied { mount } for pid=286 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 28.730571][ T36] audit: type=1400 audit(1785408856.170:70): avc: denied { relabelto } for pid=288 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 28.756018][ T36] audit: type=1400 audit(1785408856.170:71): avc: denied { write } for pid=288 comm="mkswap" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 28.789125][ T36] audit: type=1400 audit(1785408856.240:72): avc: denied { read } for pid=286 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 28.814684][ T36] audit: type=1400 audit(1785408856.240:73): avc: denied { open } for pid=286 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 28.815010][ T286] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 30.205572][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.212823][ T295] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.219880][ T295] bridge_slave_0: entered allmulticast mode [ 30.226246][ T295] bridge_slave_0: entered promiscuous mode [ 30.232779][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.239803][ T295] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.246899][ T295] bridge_slave_1: entered allmulticast mode [ 30.253195][ T295] bridge_slave_1: entered promiscuous mode [ 30.270258][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.277358][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.284629][ T296] bridge_slave_0: entered allmulticast mode [ 30.291030][ T296] bridge_slave_0: entered promiscuous mode [ 30.297330][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.304425][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.311566][ T296] bridge_slave_1: entered allmulticast mode [ 30.317714][ T296] bridge_slave_1: entered promiscuous mode [ 30.351307][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.358370][ T293] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.365527][ T293] bridge_slave_0: entered allmulticast mode [ 30.371771][ T293] bridge_slave_0: entered promiscuous mode [ 30.377905][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.384996][ T294] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.392156][ T294] bridge_slave_0: entered allmulticast mode [ 30.398313][ T294] bridge_slave_0: entered promiscuous mode [ 30.407390][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.414473][ T294] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.421572][ T294] bridge_slave_1: entered allmulticast mode [ 30.427841][ T294] bridge_slave_1: entered promiscuous mode [ 30.436230][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.443287][ T293] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.450337][ T293] bridge_slave_1: entered allmulticast mode [ 30.456625][ T293] bridge_slave_1: entered promiscuous mode [ 30.600065][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.607141][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.614587][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.621633][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.633228][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.640273][ T293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.647564][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.654596][ T293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.686888][ T294] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.693960][ T294] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.701239][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.708347][ T294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.720529][ T295] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.727607][ T295] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.734984][ T295] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.742014][ T295] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.767994][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.775324][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.782944][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.790075][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.797329][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.804881][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.812253][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.819427][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.834051][ T61] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.841116][ T61] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.853480][ T61] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.860521][ T61] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.874653][ T61] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.881722][ T61] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.893050][ T61] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.900181][ T61] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.918948][ T61] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.926019][ T61] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.942331][ T61] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.949364][ T61] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.957611][ T61] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.964662][ T61] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.974080][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.981134][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.025026][ T295] veth0_vlan: entered promiscuous mode [ 31.035778][ T296] veth0_vlan: entered promiscuous mode [ 31.053303][ T293] veth0_vlan: entered promiscuous mode [ 31.061748][ T295] veth1_macvtap: entered promiscuous mode [ 31.080597][ T293] veth1_macvtap: entered promiscuous mode [ 31.087451][ T294] veth0_vlan: entered promiscuous mode [ 31.096343][ T296] veth1_macvtap: entered promiscuous mode [ 31.136446][ T293] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 31.158571][ T294] veth1_macvtap: entered promiscuous mode [ 31.190061][ T296] FAULT_INJECTION: forcing a failure. [ 31.190061][ T296] name fail_page_alloc, interval 1, probability 100, space 0, times 1 [ 31.192220][ T312] FAULT_INJECTION: forcing a failure. [ 31.192220][ T312] name fail_page_alloc, interval 1, probability 100, space 0, times 99 [ 31.203723][ T293] syz-executor: vmalloc error: size 0, failed to allocate pages, mode:0xdc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO), nodemask=(null) [ 31.217085][ T110] FAULT_INJECTION: forcing a failure. [ 31.217085][ T110] name fail_page_alloc, interval 1, probability 100, space 0, times 97 [ 31.217265][ T65] FAULT_INJECTION: forcing a failure. [ 31.217265][ T65] name fail_page_alloc, interval 1, probability 100, space 0, times 92 [ 31.231568][ T99] FAULT_INJECTION: forcing a failure. [ 31.231568][ T99] name fail_page_alloc, interval 1, probability 100, space 0, times 84 [ 31.244401][ T309] FAULT_INJECTION: forcing a failure. [ 31.244401][ T309] name fail_page_alloc, interval 1, probability 100, space 0, times 81 [ 31.259678][ T294] FAULT_INJECTION: forcing a failure. [ 31.259678][ T294] name fail_page_alloc, interval 1, probability 100, space 0, times 79 [ 31.271623][ T315] FAULT_INJECTION: forcing a failure. [ 31.271623][ T315] name fail_page_alloc, interval 1, probability 100, space 0, times 79 [ 31.285145][ T313] FAULT_INJECTION: forcing a failure. [ 31.285145][ T313] name fail_page_alloc, interval 1, probability 100, space 0, times 78 [ 31.298698][ T293] ,cpuset= [ 31.312247][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.312275][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.312293][ T110] Call Trace: [ 31.312298][ T110] [ 31.312306][ T110] __dump_stack+0x21/0x30 [ 31.312340][ T110] dump_stack_lvl+0x140/0x1c0 [ 31.312363][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.312387][ T110] dump_stack+0x19/0x20 [ 31.312416][ T110] should_fail_ex+0x3c2/0x510 [ 31.312437][ T110] should_fail_alloc_page+0xec/0x110 [ 31.312459][ T110] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.312484][ T110] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.312508][ T110] ? kvm_sched_clock_read+0x15/0x30 [ 31.312533][ T110] ? sched_clock_noinstr+0xd/0x30 [ 31.312558][ T110] __folio_alloc_noprof+0x14/0x80 [ 31.312581][ T110] folio_prealloc+0x46/0x220 [ 31.312603][ T110] do_wp_page+0x187e/0x2e80 [ 31.312625][ T110] ? folio_put+0x90/0x90 [ 31.312643][ T110] ? __cfi__raw_spin_lock+0x10/0x10 [ 31.312663][ T110] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 31.312689][ T110] handle_mm_fault+0x1017/0x1ba0 [ 31.312711][ T110] ? __cfi_handle_mm_fault+0x10/0x10 [ 31.312730][ T110] ? lock_vma_under_rcu+0x4cf/0x590 [ 31.312753][ T110] ? __cfi___x64_sys_clone+0x10/0x10 [ 31.312776][ T110] ? __se_sys_rt_sigprocmask+0x237/0x2a0 [ 31.312802][ T110] do_user_addr_fault+0x951/0x1230 [ 31.312828][ T110] ? fpregs_restore_userregs+0x11c/0x260 [ 31.312850][ T110] exc_page_fault+0x58/0xc0 [ 31.312874][ T110] asm_exc_page_fault+0x2b/0x30 [ 31.312895][ T110] RIP: 0033:0x7efe7c8f1678 [ 31.312911][ T110] Code: 18 00 00 00 48 8d b8 e0 02 00 00 66 48 0f 6e c7 66 0f 6c c0 0f 11 80 d8 02 00 00 b8 11 01 00 00 0f 05 e8 1b 0e f7 ff 48 89 df 63 e8 f6 ff 48 83 c4 18 89 e8 5b 5d c3 66 2e 0f 1f 84 00 00 00 [ 31.312926][ T110] RSP: 002b:00007ffe866747e0 EFLAGS: 00010202 [ 31.312943][ T110] RAX: 000000000000013b RBX: 00007ffe866747e8 RCX: 00007efe7c8f1636 [ 31.312956][ T110] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe866747e8 [ 31.312968][ T110] RBP: 000000000000013b R08: 0000000000000000 R09: 000055d099026020 [ 31.312980][ T110] R10: 00007efe7d02bb50 R11: 0000000000000246 R12: 00007ffe86674ba0 [ 31.312992][ T110] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 31.313005][ T110] [ 31.313022][ T110] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 31.325670][ T296] CPU: 0 UID: 0 PID: 296 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.325696][ T296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.325706][ T296] Call Trace: [ 31.325712][ T296] [ 31.325719][ T296] __dump_stack+0x21/0x30 [ 31.325745][ T296] dump_stack_lvl+0x140/0x1c0 [ 31.325769][ T296] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.325792][ T296] ? __alloc_pages_noprof+0x7e0/0x7e0 [ 31.325816][ T296] dump_stack+0x19/0x20 [ 31.325837][ T296] should_fail_ex+0x3c2/0x510 [ 31.325857][ T296] should_fail_alloc_page+0xec/0x110 [ 31.325879][ T296] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.325911][ T296] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.325935][ T296] ? __alloc_pages_noprof+0x35a/0x7e0 [ 31.325960][ T296] ? __lruvec_stat_mod_folio+0x13f/0x1a0 [ 31.325982][ T296] pte_alloc_one+0x92/0x530 [ 31.326000][ T296] ? __cfi_pte_alloc_one+0x10/0x10 [ 31.326018][ T296] ? __kasan_check_write+0x18/0x20 [ 31.326035][ T296] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 31.326061][ T296] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 31.326081][ T296] __pte_alloc+0x79/0x440 [ 31.326097][ T296] ? __kasan_check_write+0x18/0x20 [ 31.326114][ T296] ? _raw_spin_lock+0x92/0x120 [ 31.326132][ T296] ? __cfi___pte_alloc+0x10/0x10 [ 31.326148][ T296] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 31.326168][ T296] ? percpu_counter_add_batch+0x194/0x1a0 [ 31.326187][ T296] copy_page_range+0x3347/0x3990 [ 31.326205][ T296] ? __cfi_mas_destroy+0x10/0x10 [ 31.326233][ T296] ? __cfi_copy_page_range+0x10/0x10 [ 31.326251][ T296] ? mas_store+0x897/0xcc0 [ 31.326274][ T296] ? __vma_enter_locked+0x24d/0x3c0 [ 31.326295][ T296] ? __cfi_mas_store+0x10/0x10 [ 31.326318][ T296] ? __kasan_check_write+0x18/0x20 [ 31.326335][ T296] ? __kasan_check_write+0x18/0x20 [ 31.326352][ T296] copy_mm+0x10cd/0x1da0 [ 31.326375][ T296] ? copy_signal+0x6a0/0x6a0 [ 31.326396][ T296] ? _raw_spin_lock+0x92/0x120 [ 31.326415][ T296] ? __asan_memset+0x39/0x50 [ 31.326432][ T296] ? __init_rwsem+0x110/0x1f0 [ 31.326455][ T296] ? copy_signal+0x4d5/0x6a0 [ 31.326475][ T296] copy_process+0x12a4/0x3350 [ 31.326499][ T296] ? __cfi_copy_process+0x10/0x10 [ 31.326519][ T296] ? handle_mm_fault+0x16fe/0x1ba0 [ 31.326541][ T296] kernel_clone+0x233/0x810 [ 31.326562][ T296] ? _raw_spin_lock_irq+0x93/0x120 [ 31.326580][ T296] ? __cfi_kernel_clone+0x10/0x10 [ 31.326602][ T296] ? __kasan_check_write+0x18/0x20 [ 31.326619][ T296] ? recalc_sigpending+0x16c/0x1d0 [ 31.326638][ T296] __x64_sys_clone+0x1b7/0x230 [ 31.326659][ T296] ? _copy_to_user+0x7d/0xa0 [ 31.326681][ T296] ? __cfi___x64_sys_clone+0x10/0x10 [ 31.326703][ T296] ? __se_sys_rt_sigprocmask+0x237/0x2a0 [ 31.326730][ T296] ? __kasan_check_read+0x15/0x20 [ 31.326747][ T296] x64_sys_call+0x2b3c/0x2ee0 [ 31.326763][ T296] do_syscall_64+0x57/0xf0 [ 31.326782][ T296] ? clear_bhb_loop+0x50/0xa0 [ 31.326804][ T296] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.326826][ T296] RIP: 0033:0x7fc9113c6a12 [ 31.326841][ T296] Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00 [ 31.326855][ T296] RSP: 002b:00007ffcb35ae6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 31.326873][ T296] RAX: ffffffffffffffda RBX: 00007ffcb35ae6c0 RCX: 00007fc9113c6a12 [ 31.326886][ T296] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 31.326898][ T296] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 [ 31.326915][ T296] R10: 000055558d6887d0 R11: 0000000000000246 R12: 0000000000000000 [ 31.326926][ T296] R13: 00007fc9115eb3e0 R14: 0000000000000003 R15: 00007ffcb35ae8a0 [ 31.326941][ T296] [ 31.334462][ T65] CPU: 0 UID: 0 PID: 65 Comm: kworker/0:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.334491][ T65] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.334502][ T65] Workqueue: mld mld_ifc_work [ 31.334524][ T65] Call Trace: [ 31.334530][ T65] [ 31.334537][ T65] __dump_stack+0x21/0x30 [ 31.334563][ T65] dump_stack_lvl+0x140/0x1c0 [ 31.334586][ T65] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.334609][ T65] dump_stack+0x19/0x20 [ 31.334631][ T65] should_fail_ex+0x3c2/0x510 [ 31.334651][ T65] should_fail_alloc_page+0xec/0x110 [ 31.334673][ T65] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.334696][ T65] ? kasan_save_track+0x4f/0x80 [ 31.334715][ T65] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.334738][ T65] ? kmem_cache_free+0x1bd/0x4f0 [ 31.334756][ T65] ? mld_newpack+0x162/0xa10 [ 31.334774][ T65] ? mld_ifc_work+0x71d/0xc40 [ 31.334792][ T65] ? process_scheduled_works+0x7f7/0x1060 [ 31.334809][ T65] ? worker_thread+0xc99/0x13f0 [ 31.334826][ T65] ? ret_from_fork+0x67/0xa0 [ 31.334852][ T65] alloc_slab_page+0x6b/0x1e0 [ 31.334872][ T65] allocate_slab+0xed/0x430 [ 31.334893][ T65] ___slab_alloc+0x591/0x8c0 [ 31.334919][ T65] ? __alloc_skb+0x10c/0x360 [ 31.334942][ T65] kmem_cache_alloc_node_noprof+0x29b/0x420 [ 31.334961][ T65] ? __alloc_skb+0x10c/0x360 [ 31.334983][ T65] __alloc_skb+0x10c/0x360 [ 31.335005][ T65] mld_newpack+0x162/0xa10 [ 31.335023][ T65] ? mld_sendpack+0xd10/0xd10 [ 31.335042][ T65] ? add_grec+0x1400/0x1400 [ 31.335060][ T65] ? add_grec+0xfa8/0x1400 [ 31.335079][ T65] add_grec+0xf20/0x1400 [ 31.335097][ T65] ? __kasan_check_write+0x18/0x20 [ 31.335114][ T65] ? mutex_lock+0x97/0x1d0 [ 31.335136][ T65] ? __cfi_mutex_lock+0x10/0x10 [ 31.335159][ T65] mld_ifc_work+0x71d/0xc40 [ 31.335177][ T65] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.335198][ T65] process_scheduled_works+0x7f7/0x1060 [ 31.335218][ T65] worker_thread+0xc99/0x13f0 [ 31.335236][ T65] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 31.335256][ T65] ? __kasan_check_read+0x15/0x20 [ 31.335273][ T65] kthread+0x2c7/0x360 [ 31.335292][ T65] ? __cfi_worker_thread+0x10/0x10 [ 31.335309][ T65] ? __cfi_kthread+0x10/0x10 [ 31.335327][ T65] ret_from_fork+0x67/0xa0 [ 31.335351][ T65] ? __cfi_kthread+0x10/0x10 [ 31.335370][ T65] ret_from_fork_asm+0x1a/0x30 [ 31.335387][ T65] [ 31.335395][ T65] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0xcc0(GFP_KERNEL) [ 31.339691][ T312] CPU: 1 UID: 0 PID: 312 Comm: kworker/1:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.339716][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.339727][ T312] Workqueue: mld mld_ifc_work [ 31.339746][ T312] Call Trace: [ 31.339751][ T312] [ 31.339758][ T312] __dump_stack+0x21/0x30 [ 31.339781][ T312] dump_stack_lvl+0x140/0x1c0 [ 31.339804][ T312] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.339828][ T312] ? eth_header+0x11d/0x1f0 [ 31.339851][ T312] dump_stack+0x19/0x20 [ 31.339874][ T312] should_fail_ex+0x3c2/0x510 [ 31.339893][ T312] should_fail_alloc_page+0xec/0x110 [ 31.339913][ T312] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.339938][ T312] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.339962][ T312] ? ip6_finish_output2+0x1704/0x1990 [ 31.339988][ T312] alloc_slab_page+0x6b/0x1e0 [ 31.340008][ T312] allocate_slab+0xed/0x430 [ 31.340029][ T312] ___slab_alloc+0x591/0x8c0 [ 31.340048][ T312] ? __alloc_skb+0x10c/0x360 [ 31.340071][ T312] kmem_cache_alloc_node_noprof+0x29b/0x420 [ 31.340090][ T312] ? __alloc_skb+0x10c/0x360 [ 31.340112][ T312] __alloc_skb+0x10c/0x360 [ 31.340134][ T312] mld_newpack+0x162/0xa10 [ 31.340153][ T312] ? __kasan_check_write+0x18/0x20 [ 31.340170][ T312] ? enqueue_timer+0x1c5/0x4b0 [ 31.340193][ T312] ? mld_sendpack+0xd10/0xd10 [ 31.340210][ T312] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 31.340231][ T312] ? __mod_timer+0x881/0xd20 [ 31.340251][ T312] add_grec+0xf20/0x1400 [ 31.340269][ T312] ? __kasan_check_write+0x18/0x20 [ 31.340286][ T312] ? mutex_lock+0x97/0x1d0 [ 31.340307][ T312] ? __cfi_mutex_lock+0x10/0x10 [ 31.340331][ T312] mld_ifc_work+0x71d/0xc40 [ 31.340349][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.340369][ T312] process_scheduled_works+0x7f7/0x1060 [ 31.340390][ T312] worker_thread+0xc99/0x13f0 [ 31.340417][ T312] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 31.340436][ T312] ? __kasan_check_read+0x15/0x20 [ 31.340454][ T312] kthread+0x2c7/0x360 [ 31.340473][ T312] ? __cfi_worker_thread+0x10/0x10 [ 31.340490][ T312] ? __cfi_kthread+0x10/0x10 [ 31.340509][ T312] ret_from_fork+0x67/0xa0 [ 31.340532][ T312] ? __cfi_kthread+0x10/0x10 [ 31.340551][ T312] ret_from_fork_asm+0x1a/0x30 [ 31.340569][ T312] [ 31.340576][ T312] SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0xcc0(GFP_KERNEL) [ 31.349757][ T65] cache: skbuff_head_cache, object size: 256, buffer size: 320, default order: 0, min order: 0 [ 31.352976][ T312] cache: skbuff_head_cache, object size: 256, buffer size: 320, default order: 0, min order: 0 [ 31.355914][ T65] node 0: slabs: 1243, objs: 14916, free: 0 [ 31.360215][ T312] node 0: slabs: 1243, objs: 14916, free: 0 [ 31.365833][ T309] CPU: 0 UID: 0 PID: 309 Comm: kworker/u8:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.365860][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.365872][ T309] Workqueue: ipv6_addrconf addrconf_dad_work [ 31.365905][ T309] Call Trace: [ 31.365911][ T309] [ 31.365917][ T309] __dump_stack+0x21/0x30 [ 31.365943][ T309] dump_stack_lvl+0x140/0x1c0 [ 31.365965][ T309] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.365990][ T309] dump_stack+0x19/0x20 [ 31.366012][ T309] should_fail_ex+0x3c2/0x510 [ 31.366032][ T309] should_fail_alloc_page+0xec/0x110 [ 31.366054][ T309] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.366078][ T309] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.366104][ T309] ? update_load_avg+0x4f3/0x1980 [ 31.366127][ T309] alloc_slab_page+0x6b/0x1e0 [ 31.366148][ T309] allocate_slab+0xed/0x430 [ 31.366169][ T309] ___slab_alloc+0x591/0x8c0 [ 31.366188][ T309] ? __alloc_skb+0x10c/0x360 [ 31.366212][ T309] kmem_cache_alloc_node_noprof+0x29b/0x420 [ 31.366230][ T309] ? __alloc_skb+0x10c/0x360 [ 31.366252][ T309] __alloc_skb+0x10c/0x360 [ 31.366275][ T309] ndisc_ns_create+0x2c0/0x8d0 [ 31.366292][ T309] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 31.366314][ T309] ? __mod_timer+0x881/0xd20 [ 31.366333][ T309] ? __cfi_ndisc_ns_create+0x10/0x10 [ 31.366352][ T309] ndisc_send_ns+0xbb/0x160 [ 31.366369][ T309] ? __cfi_ndisc_send_ns+0x10/0x10 [ 31.366389][ T309] addrconf_dad_work+0xa0e/0x1550 [ 31.366408][ T309] ? __cfi_addrconf_dad_work+0x10/0x10 [ 31.366427][ T309] ? kick_pool+0xb9/0x540 [ 31.366448][ T309] process_scheduled_works+0x7f7/0x1060 [ 31.366470][ T309] worker_thread+0xc99/0x13f0 [ 31.366489][ T309] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 31.366508][ T309] ? __kasan_check_read+0x15/0x20 [ 31.366526][ T309] kthread+0x2c7/0x360 [ 31.366544][ T309] ? __cfi_worker_thread+0x10/0x10 [ 31.366562][ T309] ? __cfi_kthread+0x10/0x10 [ 31.366581][ T309] ret_from_fork+0x67/0xa0 [ 31.366604][ T309] ? __cfi_kthread+0x10/0x10 [ 31.366623][ T309] ret_from_fork_asm+0x1a/0x30 [ 31.366640][ T309] [ 31.366648][ T309] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 31.370166][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.370191][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.370201][ T99] Call Trace: [ 31.370207][ T99] [ 31.370214][ T99] __dump_stack+0x21/0x30 [ 31.370237][ T99] dump_stack_lvl+0x140/0x1c0 [ 31.370259][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.370283][ T99] ? update_curr+0x51c/0x9c0 [ 31.370301][ T99] dump_stack+0x19/0x20 [ 31.370323][ T99] should_fail_ex+0x3c2/0x510 [ 31.370343][ T99] should_fail_alloc_page+0xec/0x110 [ 31.370364][ T99] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.370387][ T99] ? dequeue_entity+0x88a/0x13b0 [ 31.370418][ T99] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.370445][ T99] alloc_slab_page+0x6b/0x1e0 [ 31.370466][ T99] allocate_slab+0xed/0x430 [ 31.370486][ T99] ? __kernel_text_address+0x11/0x40 [ 31.370508][ T99] ___slab_alloc+0x591/0x8c0 [ 31.370527][ T99] ? arch_stack_walk+0x10a/0x170 [ 31.370544][ T99] ? __alloc_skb+0x10c/0x360 [ 31.370567][ T99] kmem_cache_alloc_node_noprof+0x29b/0x420 [ 31.370586][ T99] ? __alloc_skb+0x10c/0x360 [ 31.370608][ T99] __alloc_skb+0x10c/0x360 [ 31.370631][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 31.370656][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 31.370675][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 31.370693][ T99] ? __kasan_check_write+0x18/0x20 [ 31.370710][ T99] ? _raw_spin_lock+0x92/0x120 [ 31.370729][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 31.370749][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 31.370773][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 31.370798][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 31.370823][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 31.370844][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 31.370865][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 31.370890][ T99] __sys_sendto+0x68d/0x700 [ 31.370914][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 31.370942][ T99] ? sched_clock_cpu+0x75/0x400 [ 31.370967][ T99] ? __kasan_check_write+0x18/0x20 [ 31.370984][ T99] __x64_sys_sendto+0xe9/0x100 [ 31.371009][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 31.371025][ T99] do_syscall_64+0x57/0xf0 [ 31.371044][ T99] ? clear_bhb_loop+0x50/0xa0 [ 31.371066][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.371087][ T99] RIP: 0033:0x7f2fbc535407 [ 31.371103][ 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 [ 31.371117][ T99] RSP: 002b:00007ffda1f2b520 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 31.371136][ T99] RAX: ffffffffffffffda RBX: 00007f2fbc3e5c80 RCX: 00007f2fbc535407 [ 31.371149][ T99] RDX: 0000000000000055 RSI: 00007ffda1f2b660 RDI: 0000000000000003 [ 31.371161][ T99] RBP: 00007ffda1f2ba90 R08: 0000000000000000 R09: 0000000000000000 [ 31.371172][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffda1f2baa8 [ 31.371184][ T99] R13: 00007ffda1f2b660 R14: 000000000000003a R15: 00007ffda1f2b660 [ 31.371199][ T99] [ 31.371227][ T99] SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x400cc0(GFP_KERNEL_ACCOUNT) [ 31.374286][ T309] cache: skbuff_head_cache, object size: 256, buffer size: 320, default order: 0, min order: 0 [ 31.378902][ T99] cache: skbuff_head_cache, object size: 256, buffer size: 320, default order: 0, min order: 0 [ 31.378917][ T99] node 0: slabs: 1243, objs: 14916, free: 0 [ 31.384228][ T309] node 0: slabs: 1243, objs: 14916, free: 0 [ 31.389410][ T294] CPU: 1 UID: 0 PID: 294 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.389436][ T294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.389446][ T294] Call Trace: [ 31.389452][ T294] [ 31.389459][ T294] __dump_stack+0x21/0x30 [ 31.389485][ T294] dump_stack_lvl+0x140/0x1c0 [ 31.389509][ T294] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.389532][ T294] dump_stack+0x19/0x20 [ 31.389554][ T294] should_fail_ex+0x3c2/0x510 [ 31.389574][ T294] should_fail_alloc_page+0xec/0x110 [ 31.389596][ T294] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.389625][ T294] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.389651][ T294] ? __kasan_check_write+0x18/0x20 [ 31.389668][ T294] ? lockref_get+0x131/0x1c0 [ 31.389694][ T294] ? __kasan_check_write+0x18/0x20 [ 31.389711][ T294] get_free_pages_noprof+0x14/0x40 [ 31.389735][ T294] selinux_genfs_get_sid+0x63/0x2d0 [ 31.389757][ T294] inode_doinit_with_dentry+0x8f8/0xde0 [ 31.389780][ T294] ? sb_finish_set_opts+0xa40/0xa40 [ 31.389801][ T294] selinux_d_instantiate+0x2b/0x40 [ 31.389821][ T294] security_d_instantiate+0xb8/0xf0 [ 31.389841][ T294] d_splice_alias+0x71/0x3a0 [ 31.389859][ T294] kernfs_iop_lookup+0x2c6/0x320 [ 31.389883][ T294] path_openat+0x1127/0x35a0 [ 31.389908][ T294] ? do_filp_open+0x440/0x440 [ 31.389932][ T294] do_filp_open+0x1f2/0x440 [ 31.389953][ T294] ? __cfi_do_filp_open+0x10/0x10 [ 31.389978][ T294] ? alloc_fd+0x4c1/0x570 [ 31.389998][ T294] do_sys_openat2+0x134/0x1d0 [ 31.390022][ T294] ? do_sys_open+0x100/0x100 [ 31.390047][ T294] __x64_sys_openat+0x13a/0x170 [ 31.390070][ T294] x64_sys_call+0xe69/0x2ee0 [ 31.390086][ T294] do_syscall_64+0x57/0xf0 [ 31.390105][ T294] ? clear_bhb_loop+0x50/0xa0 [ 31.390127][ T294] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.390149][ T294] RIP: 0033:0x7f04c9b59117 [ 31.390165][ T294] Code: 48 89 fa 4c 89 df e8 a8 56 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 [ 31.390179][ T294] RSP: 002b:00007ffd89e89310 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 31.390198][ T294] RAX: ffffffffffffffda RBX: 0000555594831500 RCX: 00007f04c9b59117 [ 31.390211][ T294] RDX: 0000000000080001 RSI: 00007ffd89e89940 RDI: ffffffffffffff9c [ 31.390224][ T294] RBP: 00007ffd89e89940 R08: 0000000000000000 R09: 0000000000000000 [ 31.390236][ T294] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000009 [ 31.390247][ T294] R13: 00007ffd89e893d0 R14: 00007ffd89e89900 R15: 00007ffd89e89940 [ 31.390262][ T294] [ 31.401007][ T313] CPU: 1 UID: 0 PID: 313 Comm: syz.2.3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.401035][ T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.401045][ T313] Call Trace: [ 31.401051][ T313] [ 31.401059][ T313] __dump_stack+0x21/0x30 [ 31.401086][ T313] dump_stack_lvl+0x140/0x1c0 [ 31.401109][ T313] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.401132][ T313] ? __kasan_check_write+0x18/0x20 [ 31.401150][ T313] ? finish_task_switch+0x1d9/0x770 [ 31.401173][ T313] dump_stack+0x19/0x20 [ 31.401194][ T313] should_fail_ex+0x3c2/0x510 [ 31.401214][ T313] should_fail_alloc_page+0xec/0x110 [ 31.401235][ T313] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.401260][ T313] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.401285][ T313] ? try_to_wake_up+0x111a/0x1fd0 [ 31.401305][ T313] ? __cfi_try_to_wake_up+0x10/0x10 [ 31.401325][ T313] ? _raw_spin_lock_irq+0x93/0x120 [ 31.401344][ T313] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.401364][ T313] alloc_slab_page+0x6b/0x1e0 [ 31.401386][ T313] allocate_slab+0xed/0x430 [ 31.401413][ T313] ___slab_alloc+0x591/0x8c0 [ 31.401432][ T313] ? __cfi_percpu_rwsem_wake_function+0x10/0x10 [ 31.401450][ T313] ? taskstats_exit+0x161/0xb50 [ 31.401476][ T313] kmem_cache_alloc_noprof+0x290/0x410 [ 31.401493][ T313] ? __kasan_check_write+0x18/0x20 [ 31.401510][ T313] ? taskstats_exit+0x161/0xb50 [ 31.401533][ T313] ? acct_update_integrals+0x2e5/0x330 [ 31.401557][ T313] taskstats_exit+0x161/0xb50 [ 31.401580][ T313] ? _raw_spin_unlock_irq+0x45/0x70 [ 31.401599][ T313] do_exit+0x7f7/0x2850 [ 31.401621][ T313] ? preempt_schedule_common+0x2d/0x60 [ 31.401643][ T313] ? __cfi_preempt_schedule+0x10/0x10 [ 31.401665][ T313] ? __cfi_do_exit+0x10/0x10 [ 31.401686][ T313] ? __kasan_check_write+0x18/0x20 [ 31.401704][ T313] do_group_exit+0x21f/0x2f0 [ 31.401727][ T313] __x64_sys_exit_group+0x43/0x50 [ 31.401749][ T313] x64_sys_call+0x2ed2/0x2ee0 [ 31.401765][ T313] do_syscall_64+0x57/0xf0 [ 31.401782][ T313] ? clear_bhb_loop+0x50/0xa0 [ 31.401803][ T313] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.401825][ T313] RIP: 0033:0x7f9c9339df99 [ 31.401842][ T313] 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 [ 31.401857][ T313] RSP: 002b:00007fffe8cf6aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.401876][ T313] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c9339df99 [ 31.401889][ T313] RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 [ 31.401900][ T313] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007f9c935eb3e0 [ 31.401912][ T313] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 31.401922][ T313] R13: 00007f9c935eb3e0 R14: 0000000000000003 R15: 00007fffe8cf6b60 [ 31.401937][ T313] [ 31.401944][ T313] SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0xdc0(GFP_KERNEL|__GFP_ZERO) [ 31.405557][ T293] syz0 [ 31.410338][ T313] cache: taskstats, object size: 432, buffer size: 496, default order: 1, min order: 0 [ 31.414942][ T293] ,mems_allowed=0 [ 31.419412][ T313] node 0: slabs: 1, objs: 16, free: 0 [ 31.423708][ T293] [ 31.423716][ T293] CPU: 0 UID: 0 PID: 293 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.423738][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.423748][ T293] Call Trace: [ 31.423753][ T293] [ 31.423758][ T293] __dump_stack+0x21/0x30 [ 31.423784][ T293] dump_stack_lvl+0x140/0x1c0 [ 31.423805][ T293] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.423829][ T293] dump_stack+0x19/0x20 [ 31.423849][ T293] warn_alloc+0x1e7/0x2c0 [ 31.423874][ T293] ? __cfi_warn_alloc+0x10/0x10 [ 31.423905][ T293] ? __kmalloc_node_noprof+0x252/0x500 [ 31.423924][ T293] ? __vmalloc_node_range_noprof+0x529/0x1300 [ 31.423952][ T293] __vmalloc_node_range_noprof+0x100b/0x1300 [ 31.423977][ T293] ? __kasan_slab_free+0x5f/0x80 [ 31.424000][ T293] ? __cfi___vmalloc_node_range_noprof+0x10/0x10 [ 31.424025][ T293] ? __asan_memcpy+0x5a/0x80 [ 31.424043][ T293] ? avc_has_perm_noaudit+0x289/0x360 [ 31.424066][ T293] ? alloc_counters+0x75/0x520 [ 31.424085][ T293] vzalloc_noprof+0x103/0x1d0 [ 31.424108][ T293] ? alloc_counters+0x75/0x520 [ 31.424127][ T293] ? __cfi_vzalloc_noprof+0x10/0x10 [ 31.424152][ T293] ? __kasan_check_write+0x18/0x20 [ 31.424169][ T293] ? mutex_lock+0x97/0x1d0 [ 31.424191][ T293] ? __cfi_mutex_lock+0x10/0x10 [ 31.424213][ T293] alloc_counters+0x75/0x520 [ 31.424232][ T293] ? selinux_capable+0x38/0x50 [ 31.424253][ T293] ? xt_find_table_lock+0x3c9/0x460 [ 31.424272][ T293] do_ipt_get_ctl+0xab5/0x1210 [ 31.424292][ T293] ? __cfi_do_ipt_get_ctl+0x10/0x10 [ 31.424311][ T293] ? sockopt_release_sock+0x5b/0x70 [ 31.424336][ T293] ? do_ip_getsockopt+0x1096/0x17b0 [ 31.424356][ T293] ? __cfi_do_ip_getsockopt+0x10/0x10 [ 31.424377][ T293] ? avc_has_perm_noaudit+0x26b/0x360 [ 31.424396][ T293] ? __asan_memcpy+0x5a/0x80 [ 31.424413][ T293] ? __kasan_check_write+0x18/0x20 [ 31.424429][ T293] ? mutex_unlock+0x90/0x240 [ 31.424451][ T293] ? __cfi_mutex_unlock+0x10/0x10 [ 31.424473][ T293] ? avc_has_perm+0x155/0x240 [ 31.424492][ T293] ? __cfi_avc_has_perm+0x10/0x10 [ 31.424512][ T293] nf_getsockopt+0x28b/0x2b0 [ 31.424533][ T293] ip_getsockopt+0x15b/0x200 [ 31.424551][ T293] ? __cfi_ip_getsockopt+0x10/0x10 [ 31.424571][ T293] tcp_getsockopt+0x103/0x130 [ 31.424592][ T293] sock_common_getsockopt+0xb2/0xd0 [ 31.424613][ T293] ? __cfi_sock_common_getsockopt+0x10/0x10 [ 31.424634][ T293] do_sock_getsockopt+0x3a1/0x6c0 [ 31.424651][ T293] ? __cfi_do_sock_getsockopt+0x10/0x10 [ 31.424668][ T293] ? fpu_flush_thread+0x320/0x340 [ 31.424690][ T293] ? __kasan_check_write+0x18/0x20 [ 31.424708][ T293] __x64_sys_getsockopt+0x1d4/0x280 [ 31.424724][ T293] ? fpu_flush_thread+0x320/0x340 [ 31.424744][ T293] ? fpu_flush_thread+0x320/0x340 [ 31.424765][ T293] x64_sys_call+0x10db/0x2ee0 [ 31.424781][ T293] do_syscall_64+0x57/0xf0 [ 31.424799][ T293] ? clear_bhb_loop+0x50/0xa0 [ 31.424822][ T293] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 31.424843][ T293] RIP: 0033:0x7f902cf9f76a [ 31.424859][ T293] Code: 48 83 ec 10 89 d2 48 63 ff 45 31 c9 6a 2a 45 31 c0 31 c9 e8 d8 99 fb ff 48 83 c4 18 c3 0f 1f 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 31.424874][ T293] RSP: 002b:00007ffc08702108 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 31.424898][ T293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f902cf9f76a [ 31.424911][ T293] RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003 [ 31.424922][ T293] RBP: 0000000000000000 R08: 00007ffc0870212c R09: 00007ffc08702130 [ 31.424934][ T293] R10: 00007ffc08702130 R11: 0000000000000246 R12: 00007f902d045c75 [ 31.424946][ T293] R13: 00007f902d1f1180 R14: 0000000000000310 R15: 00007f902d1ef680 [ 31.424961][ T293] [ 31.425042][ T315] CPU: 0 UID: 0 PID: 315 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 31.425065][ T315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.425075][ T315] Call Trace: [ 31.425080][ T315] [ 31.425086][ T315] __dump_stack+0x21/0x30 [ 31.425110][ T315] dump_stack_lvl+0x140/0x1c0 [ 31.425132][ T315] ? __cfi_dump_stack_lvl+0x10/0x10 [ 31.425156][ T315] dump_stack+0x19/0x20 [ 31.425178][ T315] should_fail_ex+0x3c2/0x510 [ 31.425198][ T315] should_fail_alloc_page+0xec/0x110 [ 31.425220][ T315] __alloc_pages_noprof+0x1c0/0x7e0 [ 31.425243][ T315] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 31.425270][ T315] __folio_alloc_noprof+0x14/0x80 [ 31.425294][ T315] folio_prealloc+0x46/0x220 [ 31.425316][ T315] do_wp_page+0x187e/0x2e80 [ 31.425338][ T315] ? folio_put+0x90/0x90 [ 31.425357][ T315] ? __cfi__raw_spin_lock+0x10/0x10 [ 31.425376][ T315] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 31.425402][ T315] handle_mm_fault+0x1017/0x1ba0 [ 31.425424][ T315] ? __cfi_handle_mm_fault+0x10/0x10 [ 31.425444][ T315] ? find_vma+0xd3/0x120 [ 31.425463][ T315] ? lock_mm_and_find_vma+0xb8/0x390 [ 31.425483][ T315] do_user_addr_fault+0x4ee/0x1230 [ 31.425509][ T315] ? save_fpregs_to_fpstate+0x19d/0x230 [ 31.425529][ T315] exc_page_fault+0x58/0xc0 [ 31.425552][ T315] asm_exc_page_fault+0x2b/0x30 [ 31.425573][ T315] RIP: 0010:__put_user_4+0x11/0x30 [ 31.425592][ T315] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 89 cb 48 c1 fb 3f 48 09 d9 0f 01 cb <89> 01 31 c9 0f 01 ca c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 [ 31.425606][ T315] RSP: 0018:ffffc9000b7dfef0 EFLAGS: 00050206 [ 31.425621][ T315] RAX: 000000000000013b RBX: 0000000000000000 RCX: 00007efe7d02bb50 [ 31.425632][ T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8881311f3900 [ 31.425644][ T315] RBP: ffffc9000b7dff18 R08: ffff8881311f3907 R09: 1ffff1102623e720 [ 31.425657][ T315] R10: dffffc0000000000 R11: ffffed102623e721 R12: 1ffff1102623e802 [ 31.425671][ T315] R13: 0000000000000000 R14: ffff8881311f3900 R15: dffffc0000000000 [ 31.425685][ T315] ? schedule_tail+0x7b/0xb0 [ 31.425707][ T315] ret_from_fork+0x28/0xa0 [ 31.425730][ T315] ret_from_fork_asm+0x1a/0x30 [ 31.425745][ T315] RIP: 0033:0x7efe7c8f1636 [ 31.425764][ T315] Code: Unable to access opcode bytes at 0x7efe7c8f160c. [ 31.425773][ T315] RSP: 002b:00007ffe866747e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 31.425789][ T315] RAX: 0000000000000000 RBX: 00007ffe866747e8 RCX: 00007efe7c8f1636 [ 31.425802][ T315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 31.425813][ T315] RBP: 000055d098df02c0 R08: 0000000000000000 R09: 000055d099026020 [ 31.425825][ T315] R10: 00007efe7d02bb50 R11: 0000000000000246 R12: 00007ffe86674ba0 [ 31.425836][ T315] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 31.425849][ T315] [ 31.430857][ T293] Mem-Info: [ 34.230837][ T293] active_anon:5065 inactive_anon:0 isolated_anon:0 [ 34.230837][ T293] active_file:5235 inactive_file:2282 isolated_file:0 [ 34.230837][ T293] unevictable:0 dirty:1434 writeback:0 [ 34.230837][ T293] slab_reclaimable:3638 slab_unreclaimable:70947 [ 34.230837][ T293] mapped:23707 shmem:163 pagetables:622 [ 34.230837][ T293] sec_pagetables:0 bounce:0 [ 34.230837][ T293] kernel_misc_reclaimable:0 [ 34.230837][ T293] free:1553821 free_pcp:2582 free_cma:0 [ 34.275665][ T293] Node 0 active_anon:20276kB inactive_anon:0kB active_file:20968kB inactive_file:9140kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:94860kB dirty:5736kB writeback:0kB shmem:652kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writeback_tmp:0kB kernel_stack:3904kB pagetables:2488kB sec_pagetables:0kB all_unreclaimable? no [ 34.307493][ T293] DMA32 free:2958164kB boost:0kB min:19080kB low:23848kB high:28616kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:2963400kB mlocked:0kB bounce:0kB free_pcp:5236kB local_pcp:5236kB free_cma:0kB [ 34.337504][ T293] lowmem_reserve[]: 0 3921 3921 [ 34.342859][ T293] Normal free:3254332kB boost:0kB min:25972kB low:32464kB high:38956kB reserved_highatomic:0KB free_highatomic:0KB active_anon:20276kB inactive_anon:0kB active_file:20968kB inactive_file:9140kB unevictable:0kB writepending:5736kB present:5242880kB managed:4015864kB mlocked:0kB bounce:0kB free_pcp:7664kB local_pcp:3092kB free_cma:0kB [ 34.374062][ T293] lowmem_reserve[]: 0 0 0 [ 34.378383][ T293] DMA32: 5*4kB (M) 4*8kB (M) 4*16kB (M) 5*32kB (M) 3*64kB (M) 5*128kB (M) 5*256kB (M) 5*512kB (M) 4*1024kB (UM) 4*2048kB (M) 718*4096kB (M) = 2958164kB [ 34.393999][ T293] Normal: 2*4kB (UE) 0*8kB 7*16kB (UME) 37*32kB (UME) 91*64kB (UME) 50*128kB (UME) 39*256kB (UME) 28*512kB (UME) 12*1024kB (ME) 11*2048kB (ME) 778*4096kB (M) = 3259352kB [ 34.410963][ T293] 7686 total pagecache pages [ 34.415589][ T293] 0 pages in swap cache [ 34.419735][ T293] Free swap = 124996kB [ 34.423932][ T293] Total swap = 124996kB [ 34.428102][ T293] 2097051 pages RAM [ 34.431991][ T293] 0 pages HighMem/MovableOnly [ 34.436675][ T293] 352235 pages reserved [ 34.440836][ T293] 0 pages cma reserved [ 34.446879][ T293] Memory allocations: [ 34.450861][ T293] 0 B 0 init/main.c:1477 func:do_initcalls [ 34.458100][ T293] 0 B 0 init/do_mounts.c:186 func:mount_root_generic [ 34.466428][ T293] 0 B 0 init/do_mounts.c:158 func:do_mount_root [ 34.474383][ T293] 0 B 0 init/do_mounts.c:352 func:mount_nodev_root [ 34.482330][ T293] 0 B 0 init/do_mounts_rd.c:241 func:rd_load_image [ 34.490275][ T293] 0 B 0 init/do_mounts_rd.c:72 func:identify_ramdisk_image [ 34.498917][ T293] 0 B 0 init/initramfs.c:507 func:unpack_to_rootfs [ 34.506830][ T293] 0 B 0 init/initramfs.c:508 func:unpack_to_rootfs [ 34.514781][ T293] 0 B 0 init/initramfs.c:509 func:unpack_to_rootfs [ 34.522692][ T293] 0 B 0 init/initramfs.c:101 func:find_link [ 34.541387][ T12] bridge_slave_1: left allmulticast mode [ 34.547142][ T12] bridge_slave_1: left promiscuous mode [ 34.558679][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.567512][ T36] kauditd_printk_skb: 29 callbacks suppressed [ 34.567526][ T36] audit: type=1400 audit(1785408862.010:101): avc: denied { mount } for pid=319 comm="syz.2.5" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=filesystem permissive=1 [ 34.595731][ T12] bridge_slave_0: left allmulticast mode [ 34.596926][ T36] audit: type=1400 audit(1785408862.030:102): avc: denied { search } for pid=319 comm="syz.2.5" name="/" dev="tracefs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=dir permissive=1 [ 34.602099][ T12] bridge_slave_0: left promiscuous mode [ 34.623590][ T36] audit: type=1400 audit(1785408862.030:103): avc: denied { write } for pid=319 comm="syz.2.5" name="enable" dev="tracefs" ino=19680823 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=file permissive=1 [ 34.630217][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.659726][ T36] audit: type=1400 audit(1785408862.030:104): avc: denied { open } for pid=319 comm="syz.2.5" path="/1/trace/events/mac80211/enable" dev="tracefs" ino=19680823 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=file permissive=1 [ 34.696473][ T36] audit: type=1400 audit(1785408862.030:105): avc: denied { read write } for pid=320 comm="syz.1.2" name="fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 34.720217][ T36] audit: type=1400 audit(1785408862.030:106): avc: denied { open } for pid=320 comm="syz.1.2" path="/dev/fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 34.743670][ T36] audit: type=1400 audit(1785408862.030:107): avc: denied { mounton } for pid=320 comm="syz.1.2" path="/0/file0" dev="tmpfs" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=fifo_file permissive=1 [ 34.766192][ T36] audit: type=1400 audit(1785408862.080:108): avc: denied { unmount } for pid=295 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tracefs_t tclass=filesystem permissive=1 [ 34.773853][ T328] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 34.786447][ T36] audit: type=1400 audit(1785408862.120:109): avc: denied { mount } for pid=325 comm="syz.2.7" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 34.825081][ T36] audit: type=1400 audit(1785408862.140:110): avc: denied { unmount } for pid=294 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 34.877913][ T323] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.885810][ T323] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.893104][ T323] bridge_slave_0: entered allmulticast mode [ 34.899479][ T323] bridge_slave_0: entered promiscuous mode [ 34.911969][ T323] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.919215][ T323] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.926406][ T323] bridge_slave_1: entered allmulticast mode [ 34.932768][ T323] bridge_slave_1: entered promiscuous mode [ 34.970515][ T12] veth1_macvtap: left promiscuous mode [ 34.977200][ T12] veth0_vlan: left promiscuous mode [ 35.001003][ T334] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 35.156398][ T323] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.163482][ T323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.170768][ T323] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.177820][ T323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.239647][ T344] Mass Storage Function, version: 2009/09/11 [ 35.246109][ T344] LUN: removable file: (no medium) [ 35.251354][ T61] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.258860][ T61] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.300673][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.307752][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.327156][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.334424][ T341] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.341831][ T341] bridge_slave_0: entered allmulticast mode [ 35.348011][ T341] bridge_slave_0: entered promiscuous mode [ 35.354473][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.361531][ T340] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.368784][ T340] bridge_slave_0: entered allmulticast mode [ 35.375636][ T340] bridge_slave_0: entered promiscuous mode [ 35.382630][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.396147][ T340] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.406221][ T340] bridge_slave_1: entered allmulticast mode [ 35.412915][ T340] bridge_slave_1: entered promiscuous mode [ 35.422971][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.430014][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.445696][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.454259][ T341] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.461755][ T341] bridge_slave_1: entered allmulticast mode [ 35.473648][ T341] bridge_slave_1: entered promiscuous mode [ 35.543341][ T12] bridge_slave_1: left allmulticast mode [ 35.549097][ T12] bridge_slave_1: left promiscuous mode [ 35.554986][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.562451][ T12] bridge_slave_0: left allmulticast mode [ 35.568279][ T12] bridge_slave_0: left promiscuous mode [ 35.574389][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.582312][ T12] bridge_slave_1: left allmulticast mode [ 35.587954][ T12] bridge_slave_1: left promiscuous mode [ 35.594004][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.602292][ T12] bridge_slave_0: left allmulticast mode [ 35.608046][ T12] bridge_slave_0: left promiscuous mode [ 35.614055][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.686073][ T368] usb usb6: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 35.778682][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.785762][ T341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.793053][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.800073][ T341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.833918][ T309] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.842127][ T309] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.856338][ T12] veth1_macvtap: left promiscuous mode [ 35.861995][ T12] veth0_vlan: left promiscuous mode [ 35.867507][ T12] veth1_macvtap: left promiscuous mode [ 35.873245][ T12] veth0_vlan: left promiscuous mode [ 35.940364][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.947448][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.955951][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.963003][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.970271][ T342] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 35.987597][ T323] veth0_vlan: entered promiscuous mode [ 36.016675][ T323] veth1_macvtap: entered promiscuous mode [ 36.036469][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.043528][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.055113][ T341] veth0_vlan: entered promiscuous mode [ 36.064235][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.071285][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.109175][ T341] veth1_macvtap: entered promiscuous mode [ 36.112119][ T372] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 36.126312][ T340] veth0_vlan: entered promiscuous mode [ 36.154931][ T340] veth1_macvtap: entered promiscuous mode [ 36.161949][ T342] usb 3-1: config 2 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 36.190370][ T342] usb 3-1: config 2 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 36.214318][ T342] usb 3-1: New USB device found, idVendor=0451, idProduct=505f, bcdDevice= 1.00 [ 36.227095][ T342] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 36.240123][ T110] FAULT_INJECTION: forcing a failure. [ 36.240123][ T110] name failslab, interval 20, probability 100, space 0, times 1000 [ 36.240334][ T381] FAULT_INJECTION: forcing a failure. [ 36.240334][ T381] name failslab, interval 20, probability 100, space 0, times 1000 [ 36.253826][ T341] FAULT_INJECTION: forcing a failure. [ 36.253826][ T341] name failslab, interval 20, probability 100, space 0, times 1000 [ 36.266859][ T342] usb 3-1: Product: syz [ 36.283160][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.283191][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.283202][ T110] Call Trace: [ 36.283208][ T110] [ 36.283215][ T110] __dump_stack+0x21/0x30 [ 36.283268][ T110] dump_stack_lvl+0x140/0x1c0 [ 36.283291][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.283315][ T110] ? stack_trace_save+0xaa/0x100 [ 36.283336][ T110] dump_stack+0x19/0x20 [ 36.283358][ T110] should_fail_ex+0x3c2/0x510 [ 36.283378][ T110] should_failslab+0xac/0x100 [ 36.283400][ T110] kmem_cache_alloc_noprof+0x42/0x410 [ 36.283418][ T110] ? x64_sys_call+0x155b/0x2ee0 [ 36.283434][ T110] ? do_syscall_64+0x57/0xf0 [ 36.283454][ T110] ? getname_flags+0xcc/0x6b0 [ 36.283473][ T110] getname_flags+0xcc/0x6b0 [ 36.283493][ T110] vfs_fstatat+0xcb/0x1d0 [ 36.283513][ T110] __se_sys_newfstatat+0x127/0x3c0 [ 36.283535][ T110] ? __x64_sys_newfstatat+0xc0/0xc0 [ 36.283558][ T110] ? __kasan_slab_free+0x6a/0x80 [ 36.283581][ T110] ? cp_old_stat+0x4d0/0x4d0 [ 36.283605][ T110] __x64_sys_newfstatat+0x9f/0xc0 [ 36.283626][ T110] x64_sys_call+0x1821/0x2ee0 [ 36.283642][ T110] do_syscall_64+0x57/0xf0 [ 36.283660][ T110] ? clear_bhb_loop+0x50/0xa0 [ 36.283683][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.283705][ T110] RIP: 0033:0x7efe7c911b0a [ 36.283721][ T110] Code: 48 8b 15 f1 f2 0d 00 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 8b 15 b9 f2 0d 00 f7 [ 36.283735][ T110] RSP: 002b:00007ffe866741a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 36.283754][ T110] RAX: ffffffffffffffda RBX: 00007ffe86674640 RCX: 00007efe7c911b0a [ 36.283768][ T110] RDX: 00007ffe866741b0 RSI: 00007ffe86674640 RDI: 00000000ffffff9c [ 36.283781][ T110] RBP: 000055d098df02c0 R08: 0000000000000000 R09: 0000000000000001 [ 36.283792][ T110] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe86674240 [ 36.283804][ T110] R13: 0000000000000100 R14: 000055d05b662be0 R15: 00007ffe86674cc0 [ 36.283819][ T110] [ 36.284822][ T110] FAULT_INJECTION: forcing a failure. [ 36.284822][ T110] name failslab, interval 20, probability 100, space 0, times 997 [ 36.295605][ T61] ref_tracker: memory allocation failure, unreliable refcount tracker. [ 36.305660][ T45] FAULT_INJECTION: forcing a failure. [ 36.305660][ T45] name failslab, interval 20, probability 100, space 0, times 996 [ 36.309980][ T99] FAULT_INJECTION: forcing a failure. [ 36.309980][ T99] name failslab, interval 20, probability 100, space 0, times 995 [ 36.311807][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.311833][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.311844][ T45] Workqueue: mld mld_ifc_work [ 36.311867][ T45] Call Trace: [ 36.311873][ T45] [ 36.311880][ T45] __dump_stack+0x21/0x30 [ 36.311907][ T45] dump_stack_lvl+0x140/0x1c0 [ 36.311929][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.311952][ T45] ? ref_tracker_alloc+0x356/0x5b0 [ 36.311974][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.311994][ T45] ? dst_alloc+0x163/0x240 [ 36.312013][ T45] dump_stack+0x19/0x20 [ 36.312034][ T45] should_fail_ex+0x3c2/0x510 [ 36.312053][ T45] should_failslab+0xac/0x100 [ 36.312075][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 36.312094][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 36.312113][ T45] ? dst_init+0x329/0x430 [ 36.312130][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 36.312149][ T45] icmp6_dst_alloc+0x313/0x4f0 [ 36.312166][ T45] mld_sendpack+0x5ac/0xd10 [ 36.312186][ T45] ? add_grec+0x1400/0x1400 [ 36.312204][ T45] ? add_grec+0xfa8/0x1400 [ 36.312223][ T45] ? __asan_memcpy+0x5a/0x80 [ 36.312248][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 36.312272][ T45] mld_ifc_work+0x7cc/0xc40 [ 36.312290][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.312311][ T45] process_scheduled_works+0x7f7/0x1060 [ 36.312333][ T45] worker_thread+0xc99/0x13f0 [ 36.312352][ T45] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.312372][ T45] ? __kasan_check_read+0x15/0x20 [ 36.312389][ T45] kthread+0x2c7/0x360 [ 36.312409][ T45] ? __cfi_worker_thread+0x10/0x10 [ 36.312426][ T45] ? __cfi_kthread+0x10/0x10 [ 36.312445][ T45] ret_from_fork+0x67/0xa0 [ 36.312469][ T45] ? __cfi_kthread+0x10/0x10 [ 36.312488][ T45] ret_from_fork_asm+0x1a/0x30 [ 36.312506][ T45] [ 36.312597][ T341] CPU: 1 UID: 0 PID: 341 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.312619][ T341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.312629][ T341] Call Trace: [ 36.312634][ T341] [ 36.312640][ T341] __dump_stack+0x21/0x30 [ 36.312663][ T341] dump_stack_lvl+0x140/0x1c0 [ 36.312685][ T341] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.312709][ T341] ? kasan_save_alloc_info+0x3a/0x50 [ 36.312734][ T341] dump_stack+0x19/0x20 [ 36.312756][ T341] should_fail_ex+0x3c2/0x510 [ 36.312775][ T341] should_failslab+0xac/0x100 [ 36.312795][ T341] __kmalloc_node_noprof+0x69/0x500 [ 36.312813][ T341] ? __vmalloc_node_range_noprof+0x529/0x1300 [ 36.312839][ T341] ? alloc_slab_page+0x6b/0x1e0 [ 36.312860][ T341] __vmalloc_node_range_noprof+0x529/0x1300 [ 36.312888][ T341] ? __cfi___vmalloc_node_range_noprof+0x10/0x10 [ 36.312914][ T341] ? __asan_memcpy+0x5a/0x80 [ 36.312932][ T341] ? avc_has_perm_noaudit+0x289/0x360 [ 36.312954][ T341] ? alloc_counters+0x75/0x530 [ 36.312976][ T341] vzalloc_noprof+0x103/0x1d0 [ 36.313000][ T341] ? alloc_counters+0x75/0x530 [ 36.313021][ T341] ? __cfi_vzalloc_noprof+0x10/0x10 [ 36.313046][ T341] ? __kasan_check_write+0x18/0x20 [ 36.313062][ T341] ? mutex_lock+0x97/0x1d0 [ 36.313084][ T341] ? __cfi_mutex_lock+0x10/0x10 [ 36.313106][ T341] alloc_counters+0x75/0x530 [ 36.313127][ T341] ? selinux_capable+0x38/0x50 [ 36.313149][ T341] ? xt_find_table_lock+0x3c9/0x460 [ 36.313166][ T341] do_arpt_get_ctl+0xa79/0x10e0 [ 36.313188][ T341] ? __cfi_do_arpt_get_ctl+0x10/0x10 [ 36.313210][ T341] ? release_sock+0x171/0x1f0 [ 36.313233][ T341] ? sockopt_release_sock+0x5b/0x70 [ 36.313262][ T341] ? do_ip_getsockopt+0x1096/0x17b0 [ 36.313283][ T341] ? __cfi_do_ip_getsockopt+0x10/0x10 [ 36.313301][ T341] ? kasan_save_track+0x4f/0x80 [ 36.313320][ T341] ? security_file_permission+0xc0/0xf0 SYZFAIL: pipe failed (errno 23: Too many open files in system) [ 36.313345][ T341] ? __kasan_slab_alloc+0x73/0x90 [ 36.313364][ T341] ? kmem_cache_alloc_noprof+0x1bf/0x410 [ 36.313381][ T341] ? init_file+0x9e/0x210 [ 36.313402][ T341] ? alloc_file_pseudo+0x142/0x1f0 [ 36.313425][ T341] ? do_syscall_64+0x57/0xf0 [ 36.313444][ T341] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.313467][ T341] ? avc_has_perm_noaudit+0x26b/0x360 [ 36.313486][ T341] ? __asan_memcpy+0x5a/0x80 [ 36.313504][ T341] ? __kasan_check_write+0x18/0x20 [ 36.313521][ T341] ? mutex_unlock+0x90/0x240 [ 36.313543][ T341] ? __cfi_mutex_unlock+0x10/0x10 [ 36.313565][ T341] ? avc_has_perm+0x155/0x240 [ 36.313584][ T341] ? __cfi_avc_has_perm+0x10/0x10 [ 36.313604][ T341] nf_getsockopt+0x28b/0x2b0 [ 36.313625][ T341] ip_getsockopt+0x15b/0x200 [ 36.313647][ T341] ? security_file_permission+0xc0/0xf0 [ 36.313671][ T341] ? __cfi_ip_getsockopt+0x10/0x10 [ 36.313691][ T341] tcp_getsockopt+0x103/0x130 [ 36.313710][ T341] ? errseq_sample+0x48/0x70 [ 36.313733][ T341] sock_common_getsockopt+0xb2/0xd0 [ 36.313754][ T341] ? __cfi_sock_common_getsockopt+0x10/0x10 [ 36.313775][ T341] do_sock_getsockopt+0x3a1/0x6c0 [ 36.313791][ T341] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.313813][ T341] ? __cfi_do_sock_getsockopt+0x10/0x10 [ 36.313832][ T341] __x64_sys_getsockopt+0x1d4/0x280 [ 36.313850][ T341] x64_sys_call+0x10db/0x2ee0 [ 36.313867][ T341] do_syscall_64+0x57/0xf0 [ 36.313884][ T341] ? clear_bhb_loop+0x50/0xa0 [ 36.313906][ T341] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.313928][ T341] RIP: 0033:0x7fe17639f76a [ 36.313943][ T341] Code: 48 83 ec 10 89 d2 48 63 ff 45 31 c9 6a 2a 45 31 c0 31 c9 e8 d8 99 fb ff 48 83 c4 18 c3 0f 1f 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 36.313958][ T341] RSP: 002b:00007ffedf7d4008 EFLAGS: 00000212 ORIG_RAX: 0000000000000037 [ 36.313976][ T341] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe17639f76a [ 36.313988][ T341] RDX: 0000000000000061 RSI: 0000000000000000 RDI: 0000000000000003 [ 36.313999][ T341] RBP: 00007ffedf7d4070 R08: 00007ffedf7d401c R09: 0000000000000000 [ 36.314012][ T341] R10: 00007ffedf7d4070 R11: 0000000000000212 R12: 00007ffedf7d401c [ 36.314024][ T341] R13: 00007fe176435912 R14: 0000000000008d72 R15: 00007ffedf7d4760 [ 36.314039][ T341] [ 36.319093][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.319119][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.319130][ T110] Call Trace: [ 36.319135][ T110] [ 36.319141][ T110] __dump_stack+0x21/0x30 [ 36.319167][ T110] dump_stack_lvl+0x140/0x1c0 [ 36.319190][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.319214][ T110] dump_stack+0x19/0x20 [ 36.319243][ T110] should_fail_ex+0x3c2/0x510 [ 36.319264][ T110] should_failslab+0xac/0x100 [ 36.319285][ T110] kmem_cache_alloc_noprof+0x42/0x410 [ 36.319303][ T110] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 36.319324][ T110] ? alloc_empty_file+0xbf/0x270 [ 36.319346][ T110] ? arch_stack_walk+0x10a/0x170 [ 36.319364][ T110] alloc_empty_file+0xbf/0x270 [ 36.319385][ T110] path_openat+0xf4/0x35a0 [ 36.319409][ T110] ? stack_depot_save_flags+0x38/0x800 [ 36.319430][ T110] ? __kasan_record_aux_stack+0xb2/0xd0 [ 36.319455][ T110] ? kasan_save_track+0x4f/0x80 [ 36.319474][ T110] ? kasan_save_track+0x3e/0x80 [ 36.319492][ T110] ? kasan_save_alloc_info+0x3a/0x50 [ 36.319517][ T110] ? __kasan_slab_alloc+0x73/0x90 [ 36.319536][ T110] ? getname+0x1b/0x30 [ 36.319553][ T110] ? do_sys_openat2+0xda/0x1d0 [ 36.319576][ T110] ? __x64_sys_openat+0x13a/0x170 [ 36.319598][ T110] ? x64_sys_call+0xe69/0x2ee0 [ 36.319614][ T110] ? do_syscall_64+0x57/0xf0 [ 36.319635][ T110] ? do_filp_open+0x440/0x440 [ 36.319657][ T110] do_filp_open+0x1f2/0x440 [ 36.319680][ T110] ? __cfi_do_filp_open+0x10/0x10 [ 36.319704][ T110] ? alloc_fd+0x4c1/0x570 [ 36.319724][ T110] do_sys_openat2+0x134/0x1d0 [ 36.319747][ T110] ? do_sys_open+0x100/0x100 [ 36.319769][ T110] __x64_sys_openat+0x13a/0x170 [ 36.319793][ T110] x64_sys_call+0xe69/0x2ee0 [ 36.319809][ T110] do_syscall_64+0x57/0xf0 [ 36.319827][ T110] ? clear_bhb_loop+0x50/0xa0 [ 36.319849][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.319871][ T110] RIP: 0033:0x7efe7c8a7407 [ 36.319886][ T110] 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 [ 36.319900][ T110] RSP: 002b:00007ffe86674960 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.319919][ T110] RAX: ffffffffffffffda RBX: 00007efe7d02b880 RCX: 00007efe7c8a7407 [ 36.319932][ T110] RDX: 0000000000080241 RSI: 00007ffe86674dd0 RDI: ffffffffffffff9c [ 36.319945][ T110] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 36.319956][ T110] R10: 00000000000001b6 R11: 0000000000000202 R12: 000055d05b65edfc [ 36.319968][ T110] R13: 000055d05b65edfc R14: 0000000000000001 R15: 00007ffe86674cc0 [ 36.319982][ T110] [ 36.320142][ T110] FAULT_INJECTION: forcing a failure. [ 36.320142][ T110] name failslab, interval 20, probability 100, space 0, times 991 [ 36.320892][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.320917][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.320927][ T99] Call Trace: [ 36.320937][ T99] [ 36.320944][ T99] __dump_stack+0x21/0x30 [ 36.320969][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.320991][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.321015][ T99] ? __kasan_check_write+0x18/0x20 [ 36.321033][ T99] dump_stack+0x19/0x20 [ 36.321055][ T99] should_fail_ex+0x3c2/0x510 [ 36.321075][ T99] should_failslab+0xac/0x100 [ 36.321095][ T99] __kmalloc_cache_noprof+0x41/0x470 [ 36.321113][ T99] ? syslog_print+0x12d/0x6f0 [ 36.321136][ T99] syslog_print+0x12d/0x6f0 [ 36.321156][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 36.321176][ T99] ? do_syslog+0x7f0/0x7f0 [ 36.321197][ T99] ? __cfi_avc_has_perm+0x10/0x10 [ 36.321216][ T99] ? selinux_capable+0x38/0x50 [ 36.321237][ T99] ? selinux_syslog+0x10d/0x140 [ 36.321258][ T99] ? bpf_lsm_syslog+0xd/0x20 [ 36.321283][ T99] do_syslog+0x584/0x7f0 [ 36.321303][ T99] ? __cfi_do_syslog+0x10/0x10 [ 36.321323][ T99] ? __cfi___sys_connect+0x10/0x10 [ 36.321349][ T99] ? __kasan_check_read+0x15/0x20 [ 36.321366][ T99] __x64_sys_syslog+0x80/0x90 [ 36.321387][ T99] x64_sys_call+0x19e6/0x2ee0 [ 36.321403][ T99] do_syscall_64+0x57/0xf0 [ 36.321421][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.321443][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.321465][ T99] RIP: 0033:0x7f2fbc5afa37 [ 36.321480][ T99] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48 [ 36.321494][ T99] RSP: 002b:00007ffda1f2bb78 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 36.321512][ T99] RAX: ffffffffffffffda RBX: 00007f2fbc74f490 RCX: 00007f2fbc5afa37 [ 36.321525][ T99] RDX: 00000000000003ff RSI: 00007f2fbc74f490 RDI: 0000000000000002 [ 36.321536][ T99] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 36.321547][ T99] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f2fbc74f490 [ 36.321559][ T99] R13: 00007f2fbc72cdfe R14: 00007f2fbc74f86a R15: 00007f2fbc74f86a [ 36.321574][ T99] [ 36.321646][ T99] FAULT_INJECTION: forcing a failure. [ 36.321646][ T99] name failslab, interval 20, probability 100, space 0, times 990 [ 36.325898][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.325923][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.325934][ T110] Call Trace: [ 36.325939][ T110] [ 36.325946][ T110] __dump_stack+0x21/0x30 [ 36.325971][ T110] dump_stack_lvl+0x140/0x1c0 [ 36.325994][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.326019][ T110] dump_stack+0x19/0x20 [ 36.326041][ T110] should_fail_ex+0x3c2/0x510 [ 36.326060][ T110] should_failslab+0xac/0x100 [ 36.326081][ T110] __kmalloc_cache_noprof+0x41/0x470 [ 36.326100][ T110] ? kernfs_fop_open+0x716/0xd50 [ 36.326124][ T110] ? seq_open+0xaa/0x1d0 [ 36.326145][ T110] kernfs_fop_open+0x716/0xd50 [ 36.326169][ T110] ? __cfi_kernfs_fop_open+0x10/0x10 [ 36.326193][ T110] do_dentry_open+0x97c/0x1510 [ 36.326218][ T110] vfs_open+0x86/0x240 [ 36.326263][ T110] ? __cfi_vfs_open+0x10/0x10 [ 36.326285][ T110] ? may_open+0x352/0x430 [ 36.326307][ T110] path_openat+0x2c49/0x35a0 [ 36.326331][ T110] ? kasan_save_alloc_info+0x3a/0x50 [ 36.326357][ T110] ? getname+0x1b/0x30 [ 36.326373][ T110] ? x64_sys_call+0xe69/0x2ee0 [ 36.326390][ T110] ? do_syscall_64+0x57/0xf0 [ 36.326410][ T110] ? do_filp_open+0x440/0x440 [ 36.326434][ T110] do_filp_open+0x1f2/0x440 [ 36.326456][ T110] ? __cfi_do_filp_open+0x10/0x10 [ 36.326480][ T110] ? alloc_fd+0x4c1/0x570 [ 36.326500][ T110] do_sys_openat2+0x134/0x1d0 [ 36.326524][ T110] ? do_sys_open+0x100/0x100 [ 36.326547][ T110] ? cp_old_stat+0x4d0/0x4d0 [ 36.326570][ T110] __x64_sys_openat+0x13a/0x170 [ 36.326594][ T110] x64_sys_call+0xe69/0x2ee0 [ 36.326610][ T110] do_syscall_64+0x57/0xf0 [ 36.326628][ T110] ? clear_bhb_loop+0x50/0xa0 [ 36.326651][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.326672][ T110] RIP: 0033:0x7efe7c8a7407 [ 36.326686][ T110] 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 [ 36.326700][ T110] RSP: 002b:00007ffe866704f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.326719][ T110] RAX: ffffffffffffffda RBX: 00007efe7d02b880 RCX: 00007efe7c8a7407 [ 36.326732][ T110] RDX: 0000000000080000 RSI: 00007ffe86670670 RDI: ffffffffffffff9c [ 36.326744][ T110] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 36.326755][ T110] R10: 0000000000000000 R11: 0000000000000202 R12: 000055d05b65e7f5 [ 36.326766][ T110] R13: 000055d05b65e7f5 R14: 0000000000000001 R15: 00007ffe86674cc0 [ 36.326780][ T110] [ 36.351295][ T61] FAULT_INJECTION: forcing a failure. [ 36.351295][ T61] name failslab, interval 20, probability 100, space 0, times 988 [ 36.354640][ T342] usb 3-1: Manufacturer: syz [ 36.360514][ T61] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.360542][ T61] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.360554][ T61] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.360577][ T61] Call Trace: [ 36.360582][ T61] [ 36.360589][ T61] __dump_stack+0x21/0x30 [ 36.360615][ T61] dump_stack_lvl+0x140/0x1c0 [ 36.360637][ T61] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.360661][ T61] dump_stack+0x19/0x20 [ 36.360683][ T61] should_fail_ex+0x3c2/0x510 [ 36.360703][ T61] ? ___neigh_create+0x741/0x2100 [ 36.360724][ T61] should_failslab+0xac/0x100 [ 36.360744][ T61] __kmalloc_noprof+0x69/0x510 [ 36.360762][ T61] ? ___neigh_create+0x741/0x2100 [ 36.360782][ T61] ? ip6t_do_table+0x1355/0x1510 [ 36.360800][ T61] ___neigh_create+0x741/0x2100 [ 36.360821][ T61] ? __kasan_check_read+0x15/0x20 [ 36.360838][ T61] ? selinux_ip_postroute+0x291/0xfe0 [ 36.360857][ T61] __neigh_create+0x72/0xb0 [ 36.360877][ T61] ip6_finish_output2+0xba2/0x1990 [ 36.360903][ T61] ? __cfi_ip6_finish_output2+0x10/0x10 [ 36.360926][ T61] ? __cfi_ip6table_mangle_hook+0x10/0x10 [ 36.360949][ T61] ip6_finish_output+0x535/0xaf0 [ 36.360970][ T61] ip6_output+0x1fe/0x420 [ 36.360990][ T61] ? __cfi_ip6_output+0x10/0x10 [ 36.361011][ T61] ? __cfi_ip6_finish_output+0x10/0x10 [ 36.361032][ T61] ? __cfi_ip6t_do_table+0x10/0x10 [ 36.361048][ T61] ? __cfi_ip6_output+0x10/0x10 [ 36.361068][ T61] ndisc_send_skb+0x777/0xca0 [ 36.361087][ T61] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.361104][ T61] ? __cfi_dst_output+0x10/0x10 [ 36.361120][ T61] ? ndisc_ns_create+0x6af/0x8d0 [ 36.361137][ T61] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.361160][ T61] ndisc_send_ns+0xd8/0x160 [ 36.361177][ T61] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.361195][ T61] addrconf_dad_work+0xa0e/0x1550 [ 36.361214][ T61] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.361238][ T61] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.361256][ T61] ? kick_pool+0xb9/0x540 [ 36.361277][ T61] process_scheduled_works+0x7f7/0x1060 [ 36.361298][ T61] worker_thread+0xc99/0x13f0 [ 36.361316][ T61] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.361336][ T61] ? __kasan_check_read+0x15/0x20 [ 36.361354][ T61] kthread+0x2c7/0x360 [ 36.361372][ T61] ? __cfi_worker_thread+0x10/0x10 [ 36.361390][ T61] ? __cfi_kthread+0x10/0x10 [ 36.361409][ T61] ret_from_fork+0x67/0xa0 [ 36.361433][ T61] ? __cfi_kthread+0x10/0x10 [ 36.361452][ T61] ret_from_fork_asm+0x1a/0x30 [ 36.361469][ T61] [ 36.361593][ T381] CPU: 1 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.361619][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.361629][ T381] Call Trace: [ 36.361636][ T381] [ 36.361642][ T381] __dump_stack+0x21/0x30 [ 36.361667][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.361692][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.361717][ T381] ? simple_lookup+0xc7/0x100 [ 36.361738][ T381] dump_stack+0x19/0x20 [ 36.361760][ T381] should_fail_ex+0x3c2/0x510 [ 36.361780][ T381] should_failslab+0xac/0x100 [ 36.361801][ T381] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.361821][ T381] ? alloc_inode+0xa9/0x270 [ 36.361844][ T381] ? __kasan_check_write+0x18/0x20 [ 36.361861][ T381] alloc_inode+0xa9/0x270 [ 36.361884][ T381] new_inode+0x25/0x1e0 [ 36.361905][ T381] ? start_creating+0x1fb/0x310 [ 36.361925][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.361944][ T381] debugfs_create_file+0x4e/0x70 [ 36.361963][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.361990][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.362017][ T381] ? __kasan_check_write+0x18/0x20 [ 36.362035][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.362055][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.362080][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.362106][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.362131][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.362154][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.362179][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.362204][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.362225][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.362254][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.362271][ T381] do_syscall_64+0x57/0xf0 [ 36.362292][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.362317][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.362341][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.362357][ T381] 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 [ 36.362372][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.362391][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.362405][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.362417][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.362429][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.362441][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.362457][ T381] [ 36.362464][ T381] debugfs: out of free dentries, can not create file 'mmu_pte_write' [ 36.363809][ T342] usb 3-1: SerialNumber: syz [ 36.368406][ T381] FAULT_INJECTION: forcing a failure. [ 36.368406][ T381] name failslab, interval 20, probability 100, space 0, times 986 [ 36.372671][ T342] FAULT_INJECTION: forcing a failure. [ 36.372671][ T342] name failslab, interval 20, probability 100, space 0, times 986 [ 36.378060][ T381] CPU: 1 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.378088][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.378100][ T381] Call Trace: [ 36.378106][ T381] [ 36.378113][ T381] __dump_stack+0x21/0x30 [ 36.378141][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.378164][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.378190][ T381] dump_stack+0x19/0x20 [ 36.378213][ T381] should_fail_ex+0x3c2/0x510 [ 36.378242][ T381] should_failslab+0xac/0x100 [ 36.378264][ T381] kmem_cache_alloc_noprof+0x42/0x410 [ 36.378283][ T381] ? security_inode_alloc+0x51/0x230 [ 36.378307][ T381] security_inode_alloc+0x51/0x230 [ 36.378329][ T381] inode_init_always_gfp+0x756/0x9e0 [ 36.378351][ T381] alloc_inode+0xc5/0x270 [ 36.378374][ T381] new_inode+0x25/0x1e0 [ 36.378395][ T381] ? start_creating+0x1fb/0x310 [ 36.378416][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.378436][ T381] debugfs_create_file+0x4e/0x70 [ 36.378454][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.378483][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.378509][ T381] ? __kasan_check_write+0x18/0x20 [ 36.378528][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.378550][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.378574][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.378600][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.378626][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.378648][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.378673][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.378698][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.378720][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.378741][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.378758][ T381] do_syscall_64+0x57/0xf0 [ 36.378777][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.378802][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.378825][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.378841][ T381] 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 [ 36.378857][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.378878][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.378892][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.378905][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.378917][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.378929][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.378945][ T381] [ 36.378957][ T381] debugfs: out of free dentries, can not create file 'mmu_flooded' [ 36.383033][ T99] CPU: 0 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.383059][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.383070][ T99] Call Trace: [ 36.383076][ T99] [ 36.383083][ T99] __dump_stack+0x21/0x30 [ 36.383109][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.383132][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.383157][ T99] dump_stack+0x19/0x20 [ 36.383179][ T99] should_fail_ex+0x3c2/0x510 [ 36.383199][ T99] should_failslab+0xac/0x100 [ 36.383220][ T99] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.383238][ T99] ? __alloc_skb+0x10c/0x360 [ 36.383260][ T99] __alloc_skb+0x10c/0x360 [ 36.383282][ T99] alloc_skb_with_frags+0xd0/0x8b0 [ 36.383306][ T99] ? sysvec_apic_timer_interrupt+0x50/0x90 [ 36.383331][ T99] ? __cfi_filemap_map_pages+0x10/0x10 [ 36.383356][ T99] sock_alloc_send_pskb+0x883/0x9a0 [ 36.383376][ T99] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 36.383394][ T99] ? __kasan_check_write+0x18/0x20 [ 36.383412][ T99] ? _raw_spin_lock+0x92/0x120 [ 36.383431][ T99] ? __cfi__raw_spin_lock+0x10/0x10 [ 36.383449][ T99] ? cgroup_rstat_updated+0x144/0x800 [ 36.383470][ T99] unix_dgram_sendmsg+0x63a/0x1a90 [ 36.383495][ T99] ? selinux_socket_sendmsg+0x281/0x380 [ 36.383519][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.383546][ T99] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 36.383565][ T99] ? security_socket_sendmsg+0x3d/0x100 [ 36.383588][ T99] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.383611][ T99] __sys_sendto+0x68d/0x700 [ 36.383636][ T99] ? __cfi___sys_sendto+0x10/0x10 [ 36.383662][ T99] ? __cfi___sys_connect+0x10/0x10 [ 36.383687][ T99] ? do_user_addr_fault+0xbf5/0x1230 [ 36.383712][ T99] ? __kasan_check_read+0x15/0x20 [ 36.383738][ T99] __x64_sys_sendto+0xe9/0x100 [ 36.383763][ T99] x64_sys_call+0x2c2c/0x2ee0 [ 36.383779][ T99] do_syscall_64+0x57/0xf0 [ 36.383799][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.383821][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.383843][ T99] RIP: 0033:0x7f2fbc535407 [ 36.383858][ 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 [ 36.383874][ T99] RSP: 002b:00007ffda1f2b370 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.383894][ T99] RAX: ffffffffffffffda RBX: 00007f2fbc3e5c80 RCX: 00007f2fbc535407 [ 36.383908][ T99] RDX: 0000000000000044 RSI: 00007ffda1f2b4b0 RDI: 0000000000000003 [ 36.383920][ T99] RBP: 00007ffda1f2b8e0 R08: 0000000000000000 R09: 0000000000000000 [ 36.383932][ T99] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffda1f2b8f8 [ 36.383945][ T99] R13: 00007ffda1f2b4b0 R14: 0000000000000029 R15: 00007ffda1f2b4b0 [ 36.383960][ T99] [ 36.384115][ T99] FAULT_INJECTION: forcing a failure. [ 36.384115][ T99] name failslab, interval 20, probability 100, space 0, times 984 [ 36.388421][ T341] FAULT_INJECTION: forcing a failure. [ 36.388421][ T341] name failslab, interval 20, probability 100, space 0, times 984 [ 36.392456][ T342] CPU: 0 UID: 0 PID: 342 Comm: kworker/0:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.392485][ T342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.392499][ T342] Workqueue: usb_hub_wq hub_event [ 36.392526][ T342] Call Trace: [ 36.392532][ T342] [ 36.392539][ T342] __dump_stack+0x21/0x30 [ 36.392567][ T342] dump_stack_lvl+0x140/0x1c0 [ 36.392591][ T342] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.392617][ T342] ? selinux_kernfs_init_security+0x14b/0x4b0 [ 36.392636][ T342] dump_stack+0x19/0x20 [ 36.392659][ T342] should_fail_ex+0x3c2/0x510 [ 36.392680][ T342] should_failslab+0xac/0x100 [ 36.392703][ T342] kmem_cache_alloc_noprof+0x42/0x410 [ 36.392721][ T342] ? __kernfs_new_node+0xf1/0x740 [ 36.392754][ T342] ? bpf_lsm_kernfs_init_security+0xd/0x20 [ 36.392780][ T342] __kernfs_new_node+0xf1/0x740 [ 36.392803][ T342] ? __kasan_check_write+0x18/0x20 [ 36.392822][ T342] ? kernfs_new_node+0x280/0x280 [ 36.392844][ T342] ? down_write+0xee/0x2b0 [ 36.392870][ T342] ? __cfi_down_write+0x10/0x10 [ 36.392896][ T342] ? __kasan_check_write+0x18/0x20 [ 36.392913][ T342] ? up_write+0x66/0x280 [ 36.392937][ T342] ? kernfs_activate+0x1ee/0x200 [ 36.392960][ T342] kernfs_new_node+0x154/0x280 [ 36.392982][ T342] __kernfs_create_file+0x52/0x280 [ 36.393008][ T342] sysfs_add_file_mode_ns+0x1d2/0x280 [ 36.393034][ T342] internal_create_group+0x66c/0xe80 [ 36.393057][ T342] ? sysfs_create_group+0x40/0x40 [ 36.393076][ T342] ? __kernfs_create_file+0x203/0x280 [ 36.393102][ T342] ? sysfs_add_file_mode_ns+0x1d2/0x280 [ 36.393128][ T342] sysfs_create_groups+0x5c/0x130 [ 36.393148][ T342] device_add_attrs+0x1b2/0x850 [ 36.393173][ T342] ? device_add_class_symlinks+0x260/0x260 [ 36.393198][ T342] ? class_to_subsys+0xba/0x120 [ 36.393216][ T342] ? device_add_class_symlinks+0xde/0x260 [ 36.393240][ T342] device_add+0x4db/0xbf0 [ 36.393263][ T342] usb_new_device+0x98d/0x1500 [ 36.393285][ T342] ? __cfi_usb_new_device+0x10/0x10 [ 36.393307][ T342] hub_event+0x2dbd/0x4360 [ 36.393336][ T342] ? __cfi_hub_event+0x10/0x10 [ 36.393357][ T342] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.393376][ T342] ? _raw_spin_lock_irq+0x93/0x120 [ 36.393396][ T342] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.393416][ T342] ? kick_pool+0xb9/0x540 [ 36.393438][ T342] process_scheduled_works+0x7f7/0x1060 [ 36.393460][ T342] worker_thread+0xc99/0x13f0 [ 36.393480][ T342] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.393501][ T342] ? __kasan_check_read+0x15/0x20 [ 36.393519][ T342] kthread+0x2c7/0x360 [ 36.393539][ T342] ? __cfi_worker_thread+0x10/0x10 [ 36.393556][ T342] ? __cfi_kthread+0x10/0x10 [ 36.393575][ T342] ret_from_fork+0x67/0xa0 [ 36.393600][ T342] ? __cfi_kthread+0x10/0x10 [ 36.393619][ T342] ret_from_fork_asm+0x1a/0x30 [ 36.393638][ T342] [ 36.394054][ T381] FAULT_INJECTION: forcing a failure. [ 36.394054][ T381] name failslab, interval 20, probability 100, space 0, times 983 [ 36.397735][ T341] CPU: 1 UID: 0 PID: 341 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.397760][ T341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.397771][ T341] Call Trace: [ 36.397777][ T341] [ 36.397784][ T341] __dump_stack+0x21/0x30 [ 36.397810][ T341] dump_stack_lvl+0x140/0x1c0 [ 36.397833][ T341] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.397856][ T341] ? __cfi_fib6_clean_node+0x10/0x10 [ 36.397882][ T341] dump_stack+0x19/0x20 [ 36.397904][ T341] should_fail_ex+0x3c2/0x510 [ 36.397924][ T341] should_failslab+0xac/0x100 [ 36.397945][ T341] __kmalloc_cache_noprof+0x41/0x470 [ 36.397964][ T341] ? __ipv6_dev_mc_dec+0x446/0x4c0 [ 36.397981][ T341] ? nf_nat_masq_schedule+0x245/0x5f0 [ 36.398005][ T341] nf_nat_masq_schedule+0x245/0x5f0 [ 36.398028][ T341] ? __cfi_inet_cmp+0x10/0x10 [ 36.398049][ T341] ? masq_device_event+0xe0/0xe0 [ 36.398070][ T341] ? __asan_memcpy+0x5a/0x80 [ 36.398088][ T341] masq_inet6_event+0x14c/0x1c0 [ 36.398110][ T341] ? __cfi_masq_inet6_event+0x10/0x10 [ 36.398132][ T341] ? neigh_ifdown+0x23/0x30 [ 36.398153][ T341] ? rt6_disable_ip+0x79e/0x810 [ 36.398170][ T341] ? mod_delayed_work_on+0x140/0x140 [ 36.398192][ T341] ? __cfi_masq_inet6_event+0x10/0x10 [ 36.398214][ T341] notifier_call_chain+0x106/0x2b0 [ 36.398239][ T341] atomic_notifier_call_chain+0x3a/0x60 [ 36.398257][ T341] inet6addr_notifier_call_chain+0x28/0x40 [ 36.398278][ T341] addrconf_ifdown+0xe0e/0x1970 [ 36.398298][ T341] ? addrconf_cleanup+0x150/0x150 [ 36.398315][ T341] ? __kasan_check_write+0x18/0x20 [ 36.398333][ T341] ? mutex_unlock+0x90/0x240 [ 36.398355][ T341] ? __cfi_mutex_unlock+0x10/0x10 [ 36.398377][ T341] ? __cfi_device_cmp+0x10/0x10 [ 36.398399][ T341] ? masq_device_event+0xe0/0xe0 [ 36.398421][ T341] addrconf_notify+0x17a/0xeb0 [ 36.398440][ T341] ? ip6mr_device_event+0x1ed/0x230 [ 36.398458][ T341] ? __cfi_addrconf_notify+0x10/0x10 [ 36.398477][ T341] notifier_call_chain+0x106/0x2b0 [ 36.398495][ T341] raw_notifier_call_chain+0x31/0x40 [ 36.398513][ T341] dev_close_many+0x332/0x4f0 [ 36.398531][ T341] ? __cfi_dev_close_many+0x10/0x10 [ 36.398550][ T341] ? __kasan_check_read+0x15/0x20 [ 36.398567][ T341] unregister_netdevice_many_notify+0x4bd/0x1be0 [ 36.398591][ T341] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.398611][ T341] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 36.398632][ T341] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 36.398656][ T341] ? add_timer_global+0x84/0xb0 [ 36.398676][ T341] ? __queue_delayed_work+0x1b0/0x240 [ 36.398698][ T341] ? queue_delayed_work_on+0x16f/0x1f0 [ 36.398720][ T341] ? __kasan_check_read+0x15/0x20 [ 36.398738][ T341] unregister_netdevice_queue+0x302/0x350 [ 36.398761][ T341] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 36.398782][ T341] ? linkwatch_fire_event+0x212/0x260 [ 36.398808][ T341] __tun_detach+0xc98/0x1450 [ 36.398828][ T341] ? __cfi_tun_chr_close+0x10/0x10 [ 36.398845][ T341] tun_chr_close+0x93/0x150 [ 36.398861][ T341] __fput+0x208/0xa30 [ 36.398885][ T341] ____fput+0x20/0x30 [ 36.398907][ T341] task_work_run+0x1e8/0x260 [ 36.398929][ T341] ? __cfi_task_work_run+0x10/0x10 [ 36.398950][ T341] ? free_nsproxy+0x223/0x290 [ 36.398985][ T341] do_exit+0xa46/0x2850 [ 36.399009][ T341] ? __cfi_do_exit+0x10/0x10 [ 36.399030][ T341] ? __kasan_check_write+0x18/0x20 [ 36.399047][ T341] ? _raw_spin_lock_irq+0x93/0x120 [ 36.399066][ T341] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.399085][ T341] ? __cfi_ksys_write+0x10/0x10 [ 36.399103][ T341] ? zap_other_threads+0x32f/0x370 [ 36.399125][ T341] do_group_exit+0x21f/0x2f0 [ 36.399148][ T341] __x64_sys_exit_group+0x43/0x50 [ 36.399170][ T341] x64_sys_call+0x2ed2/0x2ee0 [ 36.399186][ T341] do_syscall_64+0x57/0xf0 [ 36.399205][ T341] ? clear_bhb_loop+0x50/0xa0 [ 36.399234][ T341] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.399256][ T341] RIP: 0033:0x7fe17639df99 [ 36.399271][ T341] Code: Unable to access opcode bytes at 0x7fe17639df6f. [ 36.399280][ T341] RSP: 002b:00007ffedf7d3ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 36.399299][ T341] RAX: ffffffffffffffda RBX: 00007fe17643469b RCX: 00007fe17639df99 [ 36.399312][ T341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 36.399324][ T341] RBP: 00007fe176408e48 R08: 0000000000000000 R09: 00007fe176435912 [ 36.399337][ T341] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 36.399348][ T341] R13: 00007fe176435912 R14: 0000000000008d72 R15: 00007ffedf7d4760 [ 36.399364][ T341] [ 36.411163][ T110] FAULT_INJECTION: forcing a failure. [ 36.411163][ T110] name failslab, interval 20, probability 100, space 0, times 982 [ 36.417343][ T342] usb 3-1: can't device_add, error -12 [ 36.421620][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.421646][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.421658][ T99] Call Trace: [ 36.421664][ T99] [ 36.421671][ T99] __dump_stack+0x21/0x30 [ 36.421699][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.421721][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.421743][ T99] ? avc_has_perm_noaudit+0x289/0x360 [ 36.421765][ T99] dump_stack+0x19/0x20 [ 36.421788][ T99] should_fail_ex+0x3c2/0x510 [ 36.421808][ T99] should_failslab+0xac/0x100 [ 36.421828][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.421847][ T99] ? getname_kernel+0x6b/0x450 [ 36.421866][ T99] ? selinux_socket_connect_helper+0x4ae/0x940 [ 36.421886][ T99] getname_kernel+0x6b/0x450 [ 36.421905][ T99] ? socket_type_to_security_class+0x800/0x800 [ 36.421924][ T99] kern_path+0x23/0x60 [ 36.421943][ T99] unix_find_other+0x16b/0x930 [ 36.421968][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 36.421989][ T99] ? unix_insert_bsd_socket+0x270/0x270 [ 36.422013][ T99] ? current_check_access_socket+0x1a5/0x9d0 [ 36.422039][ T99] unix_dgram_connect+0x482/0xcc0 [ 36.422064][ T99] ? __cfi_unix_dgram_connect+0x10/0x10 [ 36.422089][ T99] ? selinux_socket_connect+0x27/0x40 [ 36.422110][ T99] ? bpf_lsm_socket_connect+0xd/0x20 [ 36.422129][ T99] ? security_socket_connect+0x3d/0x100 [ 36.422151][ T99] __sys_connect+0x3ed/0x490 [ 36.422175][ T99] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 36.422199][ T99] ? __cfi___sys_connect+0x10/0x10 [ 36.422232][ T99] ? fd_install+0x246/0x400 [ 36.422251][ T99] ? __sys_socket+0x16d/0x1c0 [ 36.422273][ T99] ? __kasan_check_read+0x15/0x20 [ 36.422291][ T99] __x64_sys_connect+0x7e/0x90 [ 36.422315][ T99] x64_sys_call+0x1c2f/0x2ee0 [ 36.422331][ T99] do_syscall_64+0x57/0xf0 [ 36.422350][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.422374][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.422396][ T99] RIP: 0033:0x7f2fbc535407 [ 36.422412][ 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 [ 36.422427][ T99] RSP: 002b:00007ffda1f2b340 EFLAGS: 00000202 ORIG_RAX: 000000000000002a [ 36.422445][ T99] RAX: ffffffffffffffda RBX: 00007f2fbc3e5c80 RCX: 00007f2fbc535407 [ 36.422459][ T99] RDX: 000000000000006e RSI: 00007f2fbc63c560 RDI: 0000000000000003 [ 36.422471][ T99] RBP: 00007f2fbc63c560 R08: 0000000000000000 R09: 0000000000000000 [ 36.422483][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.422494][ T99] R13: 0000000000000069 R14: 0000000000000029 R15: 00007ffda1f2b4b0 [ 36.422509][ T99] [ 36.422629][ T99] FAULT_INJECTION: forcing a failure. [ 36.422629][ T99] name failslab, interval 20, probability 100, space 0, times 981 [ 36.441524][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.441552][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.441564][ T381] Call Trace: [ 36.441571][ T381] [ 36.441578][ T381] __dump_stack+0x21/0x30 [ 36.441606][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.441629][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.441655][ T381] dump_stack+0x19/0x20 [ 36.441678][ T381] should_fail_ex+0x3c2/0x510 [ 36.441699][ T381] should_failslab+0xac/0x100 [ 36.441729][ T381] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.441750][ T381] ? is_bpf_text_address+0x17b/0x1a0 [ 36.441787][ T381] ? __d_alloc+0x42/0x8c0 [ 36.441806][ T381] __d_alloc+0x42/0x8c0 [ 36.441821][ T381] ? unwind_get_return_address+0x51/0x90 [ 36.441845][ T381] d_alloc_parallel+0xe4/0x1370 [ 36.441864][ T381] ? avc_has_perm_noaudit+0x26b/0x360 [ 36.441886][ T381] ? __asan_memcpy+0x5a/0x80 [ 36.441905][ T381] ? selinux_inode_permission+0x3f2/0x5d0 [ 36.441931][ T381] ? __cfi_d_alloc_parallel+0x10/0x10 [ 36.441949][ T381] ? __cfi_selinux_inode_permission+0x10/0x10 [ 36.441975][ T381] ? kasan_save_track+0x4f/0x80 [ 36.441996][ T381] ? __kmalloc_cache_noprof+0x23c/0x470 [ 36.442015][ T381] ? kvm_create_vm_debugfs+0x362/0xb50 [ 36.442041][ T381] ? make_vfsuid+0x4d/0xa0 [ 36.442057][ T381] ? generic_permission+0x1ec/0x590 [ 36.442078][ T381] __lookup_slow+0x150/0x420 [ 36.442099][ T381] ? __d_lookup+0x4e8/0x550 [ 36.442117][ T381] ? lookup_one_len+0x300/0x300 [ 36.442139][ T381] ? lookup_one_common+0x320/0x470 [ 36.442161][ T381] lookup_one_len+0x1a1/0x300 [ 36.442182][ T381] ? __kasan_check_write+0x18/0x20 [ 36.442200][ T381] ? __cfi_lookup_one_len+0x10/0x10 [ 36.442222][ T381] ? simple_pin_fs+0x9c/0x160 [ 36.442245][ T381] start_creating+0x173/0x310 [ 36.442265][ T381] __debugfs_create_file+0x77/0x4b0 [ 36.442285][ T381] debugfs_create_file+0x4e/0x70 [ 36.442304][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.442331][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.442358][ T381] ? __kasan_check_write+0x18/0x20 [ 36.442377][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.442398][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.442423][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.442449][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.442475][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.442497][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.442525][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.442554][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.442575][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.442596][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.442614][ T381] do_syscall_64+0x57/0xf0 [ 36.442634][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.442658][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.442681][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.442697][ T381] 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 [ 36.442713][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.442740][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.442755][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.442767][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.442779][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.442791][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.442807][ T381] [ 36.443032][ T381] FAULT_INJECTION: forcing a failure. [ 36.443032][ T381] name failslab, interval 20, probability 100, space 0, times 980 [ 36.449593][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.449617][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.449628][ T110] Call Trace: [ 36.449634][ T110] [ 36.449641][ T110] __dump_stack+0x21/0x30 [ 36.449667][ T110] dump_stack_lvl+0x140/0x1c0 [ 36.449689][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.449713][ T110] dump_stack+0x19/0x20 [ 36.449734][ T110] should_fail_ex+0x3c2/0x510 [ 36.449756][ T110] should_failslab+0xac/0x100 [ 36.449776][ T110] kmem_cache_alloc_noprof+0x42/0x410 [ 36.449796][ T110] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 36.449818][ T110] ? alloc_empty_file+0xbf/0x270 [ 36.449841][ T110] ? arch_stack_walk+0x10a/0x170 [ 36.449859][ T110] alloc_empty_file+0xbf/0x270 [ 36.449880][ T110] path_openat+0xf4/0x35a0 [ 36.449903][ T110] ? stack_depot_save_flags+0x38/0x800 [ 36.449924][ T110] ? ____sys_sendmsg+0x780/0xa00 [ 36.449943][ T110] ? kasan_save_track+0x4f/0x80 [ 36.449962][ T110] ? kasan_save_track+0x3e/0x80 [ 36.449980][ T110] ? kasan_save_alloc_info+0x3a/0x50 [ 36.450005][ T110] ? __kasan_slab_alloc+0x73/0x90 [ 36.450025][ T110] ? getname+0x1b/0x30 [ 36.450043][ T110] ? do_sys_openat2+0xda/0x1d0 [ 36.450066][ T110] ? __x64_sys_openat+0x13a/0x170 [ 36.450089][ T110] ? x64_sys_call+0xe69/0x2ee0 [ 36.450105][ T110] ? do_syscall_64+0x57/0xf0 [ 36.450126][ T110] ? do_filp_open+0x440/0x440 [ 36.450150][ T110] do_filp_open+0x1f2/0x440 [ 36.450172][ T110] ? __cfi_do_filp_open+0x10/0x10 [ 36.450196][ T110] ? alloc_fd+0x4c1/0x570 [ 36.450216][ T110] do_sys_openat2+0x134/0x1d0 [ 36.450264][ T110] ? do_sys_open+0x100/0x100 [ 36.450288][ T110] __x64_sys_openat+0x13a/0x170 [ 36.450312][ T110] x64_sys_call+0xe69/0x2ee0 [ 36.450329][ T110] do_syscall_64+0x57/0xf0 [ 36.450347][ T110] ? clear_bhb_loop+0x50/0xa0 [ 36.450370][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.450391][ T110] RIP: 0033:0x7efe7c8a7407 [ 36.450407][ T110] 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 [ 36.450423][ T110] RSP: 002b:00007ffe866749b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.450442][ T110] RAX: ffffffffffffffda RBX: 00007efe7d02b880 RCX: 00007efe7c8a7407 [ 36.450457][ T110] RDX: 0000000000080141 RSI: 000055d05b65e02e RDI: ffffffffffffff9c [ 36.450470][ T110] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 36.450481][ T110] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 36.450492][ T110] R13: 00000000ffffffff R14: ffffffffffffffff R15: 0000000000000000 [ 36.450507][ T110] [ 36.450558][ T110] udevd[110]: could not touch /run/udev/queue: Cannot allocate memory [ 36.458546][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.458574][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.458585][ T381] Call Trace: [ 36.458591][ T381] [ 36.458598][ T381] __dump_stack+0x21/0x30 [ 36.458625][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.458648][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.458673][ T381] dump_stack+0x19/0x20 [ 36.458696][ T381] should_fail_ex+0x3c2/0x510 [ 36.458717][ T381] should_failslab+0xac/0x100 [ 36.458748][ T381] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.458767][ T381] ? is_bpf_text_address+0x17b/0x1a0 [ 36.458792][ T381] ? __d_alloc+0x42/0x8c0 [ 36.458810][ T381] __d_alloc+0x42/0x8c0 [ 36.458827][ T381] ? unwind_get_return_address+0x51/0x90 [ 36.458851][ T381] d_alloc_parallel+0xe4/0x1370 [ 36.458870][ T381] ? avc_has_perm_noaudit+0x26b/0x360 [ 36.458891][ T381] ? __asan_memcpy+0x5a/0x80 [ 36.458913][ T381] ? selinux_inode_permission+0x3f2/0x5d0 [ 36.458939][ T381] ? __cfi_d_alloc_parallel+0x10/0x10 [ 36.458974][ T381] ? __cfi_selinux_inode_permission+0x10/0x10 [ 36.459000][ T381] ? kasan_save_track+0x4f/0x80 [ 36.459019][ T381] ? __kmalloc_cache_noprof+0x23c/0x470 [ 36.459038][ T381] ? kvm_create_vm_debugfs+0x362/0xb50 [ 36.459065][ T381] ? make_vfsuid+0x4d/0xa0 [ 36.459082][ T381] ? generic_permission+0x1ec/0x590 [ 36.459103][ T381] __lookup_slow+0x150/0x420 [ 36.459124][ T381] ? __d_lookup+0x4e8/0x550 [ 36.459142][ T381] ? lookup_one_len+0x300/0x300 [ 36.459165][ T381] ? lookup_one_common+0x320/0x470 [ 36.459189][ T381] lookup_one_len+0x1a1/0x300 [ 36.459210][ T381] ? __kasan_check_write+0x18/0x20 [ 36.459227][ T381] ? __cfi_lookup_one_len+0x10/0x10 [ 36.459249][ T381] ? simple_pin_fs+0x9c/0x160 [ 36.459273][ T381] start_creating+0x173/0x310 [ 36.459293][ T381] __debugfs_create_file+0x77/0x4b0 [ 36.459312][ T381] debugfs_create_file+0x4e/0x70 [ 36.459331][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.459358][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.459385][ T381] ? __kasan_check_write+0x18/0x20 [ 36.459403][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.459423][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.459449][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.459475][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.459500][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.459523][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.459549][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.459574][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.459595][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.459616][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.459633][ T381] do_syscall_64+0x57/0xf0 [ 36.459653][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.459676][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.459699][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.459715][ T381] 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 [ 36.459737][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.459757][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.459771][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.459783][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.459796][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.459808][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.459824][ T381] [ 36.459909][ T381] FAULT_INJECTION: forcing a failure. [ 36.459909][ T381] name failslab, interval 20, probability 100, space 0, times 978 [ 36.467164][ T99] CPU: 1 UID: 0 PID: 99 Comm: klogd Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.467191][ T99] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.467202][ T99] Call Trace: [ 36.467209][ T99] [ 36.467216][ T99] __dump_stack+0x21/0x30 [ 36.467251][ T99] dump_stack_lvl+0x140/0x1c0 [ 36.467274][ T99] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.467299][ T99] dump_stack+0x19/0x20 [ 36.467321][ T99] should_fail_ex+0x3c2/0x510 [ 36.467342][ T99] should_failslab+0xac/0x100 [ 36.467363][ T99] kmem_cache_alloc_noprof+0x42/0x410 [ 36.467381][ T99] ? sk_prot_alloc+0x69/0x3a0 [ 36.467406][ T99] ? __kasan_slab_alloc+0x73/0x90 [ 36.467427][ T99] sk_prot_alloc+0x69/0x3a0 [ 36.467452][ T99] sk_alloc+0x40/0x590 [ 36.467474][ T99] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 36.467496][ T99] unix_create1+0xb7/0x760 [ 36.467517][ T99] ? inode_init_always_gfp+0x76e/0x9e0 [ 36.467539][ T99] unix_create+0x15a/0x220 [ 36.467561][ T99] __sock_create+0x3a5/0x810 [ 36.467588][ T99] __sys_socket+0xe1/0x1c0 [ 36.467610][ T99] __x64_sys_socket+0x7e/0x90 [ 36.467633][ T99] x64_sys_call+0x2608/0x2ee0 [ 36.467650][ T99] do_syscall_64+0x57/0xf0 [ 36.467669][ T99] ? clear_bhb_loop+0x50/0xa0 [ 36.467691][ T99] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.467713][ T99] RIP: 0033:0x7f2fbc5b0707 [ 36.467728][ 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 [ 36.467744][ T99] RSP: 002b:00007ffda1f2b538 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.467763][ T99] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f2fbc5b0707 [ 36.467777][ T99] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.467789][ T99] RBP: 00007f2fbc63c560 R08: 00007ffda1f2ba60 R09: 0000000000000001 [ 36.467801][ T99] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.467812][ T99] R13: 00007ffda1f2b660 R14: 000000000000000e R15: 00007ffda1f2b660 [ 36.467827][ T99] [ 36.671029][ T312] FAULT_INJECTION: forcing a failure. [ 36.671029][ T312] name failslab, interval 20, probability 100, space 0, times 968 [ 36.675166][ T9] FAULT_INJECTION: forcing a failure. [ 36.675166][ T9] name failslab, interval 20, probability 100, space 0, times 968 [ 36.679791][ T312] CPU: 1 UID: 0 PID: 312 Comm: kworker/1:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.679819][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.679832][ T312] Workqueue: mld mld_ifc_work [ 36.679864][ T312] Call Trace: [ 36.679870][ T312] [ 36.679878][ T312] __dump_stack+0x21/0x30 [ 36.679911][ T312] dump_stack_lvl+0x140/0x1c0 [ 36.679934][ T312] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.679958][ T312] ? ref_tracker_alloc+0x356/0x5b0 [ 36.679979][ T312] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.680000][ T312] ? dst_alloc+0x163/0x240 [ 36.680019][ T312] dump_stack+0x19/0x20 [ 36.680041][ T312] should_fail_ex+0x3c2/0x510 [ 36.680061][ T312] should_failslab+0xac/0x100 [ 36.680097][ T312] __kmalloc_cache_noprof+0x41/0x470 [ 36.680117][ T312] ? dst_cow_metrics_generic+0x65/0x2a0 [ 36.680137][ T312] ? dst_init+0x329/0x430 [ 36.680155][ T312] dst_cow_metrics_generic+0x65/0x2a0 [ 36.680181][ T312] icmp6_dst_alloc+0x313/0x4f0 [ 36.680198][ T312] mld_sendpack+0x5ac/0xd10 [ 36.680219][ T312] ? add_grec+0x1400/0x1400 [ 36.680238][ T312] ? add_grec+0xfa8/0x1400 [ 36.680255][ T312] ? __asan_memcpy+0x5a/0x80 [ 36.680272][ T312] ? __cfi_mutex_lock+0x10/0x10 [ 36.680295][ T312] ? __schedule+0x149e/0x20b0 [ 36.680316][ T312] mld_ifc_work+0x7cc/0xc40 [ 36.680336][ T312] process_scheduled_works+0x7f7/0x1060 [ 36.680358][ T312] worker_thread+0xc99/0x13f0 [ 36.680377][ T312] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.680397][ T312] ? __kasan_check_read+0x15/0x20 [ 36.680414][ T312] kthread+0x2c7/0x360 [ 36.680434][ T312] ? __cfi_worker_thread+0x10/0x10 [ 36.680451][ T312] ? __cfi_kthread+0x10/0x10 [ 36.680470][ T312] ret_from_fork+0x67/0xa0 [ 36.680494][ T312] ? __cfi_kthread+0x10/0x10 [ 36.680514][ T312] ret_from_fork_asm+0x1a/0x30 [ 36.680532][ T312] [ 36.680726][ T381] CPU: 1 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.680753][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.680765][ T381] Call Trace: [ 36.680770][ T381] [ 36.680777][ T381] __dump_stack+0x21/0x30 [ 36.680803][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.680827][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.680859][ T381] dump_stack+0x19/0x20 [ 36.680882][ T381] should_fail_ex+0x3c2/0x510 [ 36.680903][ T381] should_failslab+0xac/0x100 [ 36.680924][ T381] kmem_cache_alloc_noprof+0x42/0x410 [ 36.680947][ T381] ? security_inode_alloc+0x51/0x230 [ 36.680970][ T381] security_inode_alloc+0x51/0x230 [ 36.680992][ T381] inode_init_always_gfp+0x756/0x9e0 [ 36.681015][ T381] alloc_inode+0xc5/0x270 [ 36.681036][ T381] new_inode+0x25/0x1e0 [ 36.681058][ T381] ? start_creating+0x1fb/0x310 [ 36.681078][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.681098][ T381] debugfs_create_file+0x4e/0x70 [ 36.681116][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.681144][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.681170][ T381] ? __kasan_check_write+0x18/0x20 [ 36.681189][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.681211][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.681237][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.681263][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.681290][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.681312][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.681338][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.681362][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.681394][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.681415][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.681431][ T381] do_syscall_64+0x57/0xf0 [ 36.681452][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.681476][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.681499][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.681515][ T381] 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 [ 36.681531][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.681551][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.681566][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.681578][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.681591][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.681603][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.681618][ T381] [ 36.681726][ T381] debugfs: out of free dentries, can not create file 'pages_1g' [ 36.684644][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.684670][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.684683][ T9] Workqueue: mld mld_ifc_work [ 36.684703][ T9] Call Trace: [ 36.684709][ T9] [ 36.684715][ T9] __dump_stack+0x21/0x30 [ 36.684740][ T9] dump_stack_lvl+0x140/0x1c0 [ 36.684763][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.684788][ T9] dump_stack+0x19/0x20 [ 36.684809][ T9] should_fail_ex+0x3c2/0x510 [ 36.684828][ T9] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.684848][ T9] should_failslab+0xac/0x100 [ 36.684869][ T9] kmem_cache_alloc_noprof+0x42/0x410 [ 36.684887][ T9] ? kasan_save_alloc_info+0x3a/0x50 [ 36.684913][ T9] ? dst_alloc+0x13c/0x240 [ 36.684931][ T9] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.684951][ T9] dst_alloc+0x13c/0x240 [ 36.684969][ T9] icmp6_dst_alloc+0xef/0x4f0 [ 36.684986][ T9] mld_sendpack+0x5ac/0xd10 [ 36.685007][ T9] ? add_grec+0x1400/0x1400 [ 36.685025][ T9] ? add_grec+0xfa8/0x1400 [ 36.685043][ T9] ? __asan_memcpy+0x5a/0x80 [ 36.685062][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 36.685085][ T9] mld_ifc_work+0x7cc/0xc40 [ 36.685103][ T9] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.685123][ T9] process_scheduled_works+0x7f7/0x1060 [ 36.685144][ T9] worker_thread+0xc99/0x13f0 [ 36.685165][ T9] kthread+0x2c7/0x360 [ 36.685184][ T9] ? __cfi_worker_thread+0x10/0x10 [ 36.685202][ T9] ? __cfi_kthread+0x10/0x10 [ 36.685221][ T9] ret_from_fork+0x67/0xa0 [ 36.685244][ T9] ? __cfi_kthread+0x10/0x10 [ 36.685263][ T9] ret_from_fork_asm+0x1a/0x30 [ 36.685282][ T9] [ 36.685522][ T9] FAULT_INJECTION: forcing a failure. [ 36.685522][ T9] name failslab, interval 20, probability 100, space 0, times 965 [ 36.691187][ T381] FAULT_INJECTION: forcing a failure. [ 36.691187][ T381] name failslab, interval 20, probability 100, space 0, times 965 [ 36.695196][ T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.695222][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.695234][ T9] Workqueue: mld mld_ifc_work [ 36.695257][ T9] Call Trace: [ 36.695263][ T9] [ 36.695269][ T9] __dump_stack+0x21/0x30 [ 36.695295][ T9] dump_stack_lvl+0x140/0x1c0 [ 36.695317][ T9] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.695342][ T9] dump_stack+0x19/0x20 [ 36.695371][ T9] should_fail_ex+0x3c2/0x510 [ 36.695391][ T9] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.695410][ T9] should_failslab+0xac/0x100 [ 36.695432][ T9] kmem_cache_alloc_noprof+0x42/0x410 [ 36.695450][ T9] ? kasan_save_alloc_info+0x3a/0x50 [ 36.695474][ T9] ? dst_alloc+0x13c/0x240 [ 36.695494][ T9] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.695513][ T9] dst_alloc+0x13c/0x240 [ 36.695532][ T9] icmp6_dst_alloc+0xef/0x4f0 [ 36.695548][ T9] mld_sendpack+0x5ac/0xd10 [ 36.695569][ T9] ? add_grec+0x1400/0x1400 [ 36.695588][ T9] ? add_grec+0xfa8/0x1400 [ 36.695606][ T9] ? __asan_memcpy+0x5a/0x80 [ 36.695624][ T9] ? __cfi_mutex_lock+0x10/0x10 [ 36.695649][ T9] mld_ifc_work+0x7cc/0xc40 [ 36.695667][ T9] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.695688][ T9] process_scheduled_works+0x7f7/0x1060 [ 36.695709][ T9] worker_thread+0xc99/0x13f0 [ 36.695730][ T9] kthread+0x2c7/0x360 [ 36.695749][ T9] ? __cfi_worker_thread+0x10/0x10 [ 36.695766][ T9] ? __cfi_kthread+0x10/0x10 [ 36.695786][ T9] ret_from_fork+0x67/0xa0 [ 36.695809][ T9] ? __cfi_kthread+0x10/0x10 [ 36.695828][ T9] ret_from_fork_asm+0x1a/0x30 [ 36.695846][ T9] [ 36.750999][ T342] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 36.753945][ T312] FAULT_INJECTION: forcing a failure. [ 36.753945][ T312] name failslab, interval 20, probability 100, space 0, times 964 [ 36.758197][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.758225][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.758237][ T381] Call Trace: [ 36.758243][ T381] [ 36.758250][ T381] __dump_stack+0x21/0x30 [ 36.758280][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.758304][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.758328][ T381] ? simple_lookup+0xc7/0x100 [ 36.758351][ T381] dump_stack+0x19/0x20 [ 36.758374][ T381] should_fail_ex+0x3c2/0x510 [ 36.758394][ T381] should_failslab+0xac/0x100 [ 36.758416][ T381] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.758436][ T381] ? alloc_inode+0xa9/0x270 [ 36.758459][ T381] ? __kasan_check_write+0x18/0x20 [ 36.758478][ T381] alloc_inode+0xa9/0x270 [ 36.758500][ T381] new_inode+0x25/0x1e0 [ 36.758520][ T381] ? start_creating+0x1fb/0x310 [ 36.758541][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.758561][ T381] debugfs_create_file+0x4e/0x70 [ 36.758580][ T381] kvm_create_vm_debugfs+0x48e/0xb50 [ 36.758608][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.758634][ T381] ? __kasan_check_write+0x18/0x20 [ 36.758653][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.758674][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.758700][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.758725][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.758751][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.758774][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.758800][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.758825][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.758847][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.758868][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.758885][ T381] do_syscall_64+0x57/0xf0 [ 36.758906][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.758951][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.758975][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.758990][ T381] 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 [ 36.759007][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.759027][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.759041][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.759054][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.759066][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.759078][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.759094][ T381] [ 36.759102][ T381] debugfs: out of free dentries, can not create file 'max_mmu_rmap_size' [ 36.768651][ T61] FAULT_INJECTION: forcing a failure. [ 36.768651][ T61] name failslab, interval 20, probability 100, space 0, times 962 [ 36.784365][ T381] FAULT_INJECTION: forcing a failure. [ 36.784365][ T381] name failslab, interval 20, probability 100, space 0, times 962 [ 36.787143][ T312] CPU: 1 UID: 0 PID: 312 Comm: kworker/1:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.787170][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.787184][ T312] Workqueue: mld mld_ifc_work [ 36.787209][ T312] Call Trace: [ 36.787215][ T312] [ 36.787222][ T312] __dump_stack+0x21/0x30 [ 36.787250][ T312] dump_stack_lvl+0x140/0x1c0 [ 36.787271][ T312] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.787294][ T312] ? ref_tracker_alloc+0x356/0x5b0 [ 36.787316][ T312] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.787337][ T312] ? dst_alloc+0x163/0x240 [ 36.787356][ T312] dump_stack+0x19/0x20 [ 36.787378][ T312] should_fail_ex+0x3c2/0x510 [ 36.787398][ T312] should_failslab+0xac/0x100 [ 36.787427][ T312] __kmalloc_cache_noprof+0x41/0x470 [ 36.787447][ T312] ? dst_cow_metrics_generic+0x65/0x2a0 [ 36.787466][ T312] ? dst_init+0x329/0x430 [ 36.787485][ T312] dst_cow_metrics_generic+0x65/0x2a0 [ 36.787504][ T312] icmp6_dst_alloc+0x313/0x4f0 [ 36.787521][ T312] mld_sendpack+0x5ac/0xd10 [ 36.787541][ T312] ? add_grec+0x1400/0x1400 [ 36.787560][ T312] ? add_grec+0xfa8/0x1400 [ 36.787579][ T312] ? __asan_memcpy+0x5a/0x80 [ 36.787601][ T312] ? __cfi_mutex_lock+0x10/0x10 [ 36.787625][ T312] mld_ifc_work+0x7cc/0xc40 [ 36.787643][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.787663][ T312] ? wake_up_process+0x14/0x20 [ 36.787681][ T312] process_scheduled_works+0x7f7/0x1060 [ 36.787702][ T312] worker_thread+0xc99/0x13f0 [ 36.787721][ T312] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.787740][ T312] ? __kasan_check_read+0x15/0x20 [ 36.787758][ T312] kthread+0x2c7/0x360 [ 36.787777][ T312] ? __cfi_worker_thread+0x10/0x10 [ 36.787795][ T312] ? __cfi_kthread+0x10/0x10 [ 36.787814][ T312] ret_from_fork+0x67/0xa0 [ 36.787838][ T312] ? __cfi_kthread+0x10/0x10 [ 36.787857][ T312] ret_from_fork_asm+0x1a/0x30 [ 36.787875][ T312] [ 36.788272][ T312] FAULT_INJECTION: forcing a failure. [ 36.788272][ T312] name failslab, interval 20, probability 100, space 0, times 961 [ 36.792486][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.792514][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.792526][ T381] Call Trace: [ 36.792532][ T381] [ 36.792539][ T381] __dump_stack+0x21/0x30 [ 36.792566][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.792590][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.792614][ T381] ? simple_lookup+0xc7/0x100 [ 36.792636][ T381] dump_stack+0x19/0x20 [ 36.792659][ T381] should_fail_ex+0x3c2/0x510 [ 36.792680][ T381] should_failslab+0xac/0x100 [ 36.792701][ T381] kmem_cache_alloc_lru_noprof+0x44/0x410 [ 36.792721][ T381] ? alloc_inode+0xa9/0x270 [ 36.792744][ T381] ? __kasan_check_write+0x18/0x20 [ 36.792763][ T381] alloc_inode+0xa9/0x270 [ 36.792785][ T381] new_inode+0x25/0x1e0 [ 36.792805][ T381] ? start_creating+0x1fb/0x310 [ 36.792826][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.792846][ T381] debugfs_create_file+0x4e/0x70 [ 36.792865][ T381] kvm_create_vm_debugfs+0x7b9/0xb50 [ 36.792894][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.792926][ T381] ? __kasan_check_write+0x18/0x20 [ 36.792945][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.792966][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.792992][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.793018][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.793044][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.793066][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.793093][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.793118][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.793140][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.793161][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.793178][ T381] do_syscall_64+0x57/0xf0 [ 36.793198][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.793222][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.793245][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.793261][ T381] 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 [ 36.793277][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.793298][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.793313][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.793324][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.793337][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.793348][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.793364][ T381] [ 36.793372][ T381] debugfs: out of free dentries, can not create file 'halt_attempted_poll' [ 36.798496][ T61] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.798523][ T61] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.798535][ T61] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.798555][ T61] Call Trace: [ 36.798561][ T61] [ 36.798567][ T61] __dump_stack+0x21/0x30 [ 36.798592][ T61] dump_stack_lvl+0x140/0x1c0 [ 36.798615][ T61] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.798637][ T61] ? _raw_spin_lock+0x92/0x120 [ 36.798656][ T61] ? __kasan_check_write+0x18/0x20 [ 36.798675][ T61] dump_stack+0x19/0x20 [ 36.798697][ T61] should_fail_ex+0x3c2/0x510 [ 36.798717][ T61] should_failslab+0xac/0x100 [ 36.798737][ T61] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.798757][ T61] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 36.798777][ T61] ? __alloc_skb+0x10c/0x360 [ 36.798800][ T61] __alloc_skb+0x10c/0x360 [ 36.798823][ T61] ndisc_ns_create+0x2c0/0x8d0 [ 36.798840][ T61] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.798861][ T61] ? __mod_timer+0x881/0xd20 [ 36.798881][ T61] ? __cfi_ndisc_ns_create+0x10/0x10 [ 36.798901][ T61] ndisc_send_ns+0xbb/0x160 [ 36.798935][ T61] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.798954][ T61] addrconf_dad_work+0xa0e/0x1550 [ 36.798973][ T61] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.798992][ T61] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.799011][ T61] ? kick_pool+0xb9/0x540 [ 36.799031][ T61] process_scheduled_works+0x7f7/0x1060 [ 36.799052][ T61] worker_thread+0xc99/0x13f0 [ 36.799072][ T61] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.799092][ T61] ? __kasan_check_read+0x15/0x20 [ 36.799110][ T61] kthread+0x2c7/0x360 [ 36.799129][ T61] ? __cfi_worker_thread+0x10/0x10 [ 36.799147][ T61] ? __cfi_kthread+0x10/0x10 [ 36.799166][ T61] ret_from_fork+0x67/0xa0 [ 36.799190][ T61] ? __cfi_kthread+0x10/0x10 [ 36.799209][ T61] ret_from_fork_asm+0x1a/0x30 [ 36.799228][ T61] [ 36.799253][ T312] CPU: 1 UID: 0 PID: 312 Comm: kworker/1:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.799275][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.799287][ T312] Workqueue: mld mld_ifc_work [ 36.799305][ T312] Call Trace: [ 36.799310][ T312] [ 36.799317][ T312] __dump_stack+0x21/0x30 [ 36.799339][ T312] dump_stack_lvl+0x140/0x1c0 [ 36.799361][ T312] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.799384][ T312] ? ref_tracker_alloc+0x356/0x5b0 [ 36.799411][ T312] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.799432][ T312] ? dst_alloc+0x163/0x240 [ 36.799451][ T312] dump_stack+0x19/0x20 [ 36.799472][ T312] should_fail_ex+0x3c2/0x510 [ 36.799492][ T312] should_failslab+0xac/0x100 [ 36.799513][ T312] __kmalloc_cache_noprof+0x41/0x470 [ 36.799531][ T312] ? dst_cow_metrics_generic+0x65/0x2a0 [ 36.799551][ T312] ? dst_init+0x329/0x430 [ 36.799569][ T312] dst_cow_metrics_generic+0x65/0x2a0 [ 36.799589][ T312] icmp6_dst_alloc+0x313/0x4f0 [ 36.799606][ T312] mld_sendpack+0x5ac/0xd10 [ 36.799627][ T312] ? add_grec+0x1400/0x1400 [ 36.799645][ T312] ? add_grec+0xfa8/0x1400 [ 36.799664][ T312] ? __asan_memcpy+0x5a/0x80 [ 36.799682][ T312] ? __cfi_mutex_lock+0x10/0x10 [ 36.799706][ T312] mld_ifc_work+0x7cc/0xc40 [ 36.799724][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.799745][ T312] process_scheduled_works+0x7f7/0x1060 [ 36.799765][ T312] worker_thread+0xc99/0x13f0 [ 36.799784][ T312] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.799804][ T312] ? __kasan_check_read+0x15/0x20 [ 36.799822][ T312] kthread+0x2c7/0x360 [ 36.799841][ T312] ? __cfi_worker_thread+0x10/0x10 [ 36.799859][ T312] ? __cfi_kthread+0x10/0x10 [ 36.799878][ T312] ret_from_fork+0x67/0xa0 [ 36.799902][ T312] ? __cfi_kthread+0x10/0x10 [ 36.799922][ T312] ret_from_fork_asm+0x1a/0x30 [ 36.799940][ T312] [ 36.800354][ T312] FAULT_INJECTION: forcing a failure. [ 36.800354][ T312] name failslab, interval 20, probability 100, space 0, times 958 [ 36.804173][ T381] FAULT_INJECTION: forcing a failure. [ 36.804173][ T381] name failslab, interval 20, probability 100, space 0, times 958 [ 36.809661][ T61] FAULT_INJECTION: forcing a failure. [ 36.809661][ T61] name failslab, interval 20, probability 100, space 0, times 957 [ 36.815604][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.815631][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.815641][ T381] Call Trace: [ 36.815646][ T381] [ 36.815653][ T381] __dump_stack+0x21/0x30 [ 36.815682][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.815706][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.815732][ T381] dump_stack+0x19/0x20 [ 36.815754][ T381] should_fail_ex+0x3c2/0x510 [ 36.815775][ T381] should_failslab+0xac/0x100 [ 36.815797][ T381] kmem_cache_alloc_noprof+0x42/0x410 [ 36.815816][ T381] ? security_inode_alloc+0x51/0x230 [ 36.815840][ T381] security_inode_alloc+0x51/0x230 [ 36.815862][ T381] inode_init_always_gfp+0x756/0x9e0 [ 36.815884][ T381] alloc_inode+0xc5/0x270 [ 36.815914][ T381] new_inode+0x25/0x1e0 [ 36.815936][ T381] ? start_creating+0x1fb/0x310 [ 36.815957][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.815976][ T381] debugfs_create_file+0x4e/0x70 [ 36.815996][ T381] kvm_create_vm_debugfs+0x7b9/0xb50 [ 36.816024][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.816051][ T381] ? __kasan_check_write+0x18/0x20 [ 36.816069][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.816090][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.816115][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.816142][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.816167][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.816191][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.816221][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.816246][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.816268][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.816289][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.816306][ T381] do_syscall_64+0x57/0xf0 [ 36.816326][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.816351][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.816374][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.816390][ T381] 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 [ 36.816405][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.816425][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.816439][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.816452][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.816464][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.816476][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.816491][ T381] [ 36.816505][ T381] debugfs: out of free dentries, can not create file 'halt_wait_ns' [ 36.820118][ T312] CPU: 1 UID: 0 PID: 312 Comm: kworker/1:3 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.820144][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.820156][ T312] Workqueue: mld mld_ifc_work [ 36.820177][ T312] Call Trace: [ 36.820183][ T312] [ 36.820190][ T312] __dump_stack+0x21/0x30 [ 36.820215][ T312] dump_stack_lvl+0x140/0x1c0 [ 36.820237][ T312] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.820262][ T312] dump_stack+0x19/0x20 [ 36.820284][ T312] should_fail_ex+0x3c2/0x510 [ 36.820303][ T312] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.820324][ T312] should_failslab+0xac/0x100 [ 36.820344][ T312] kmem_cache_alloc_noprof+0x42/0x410 [ 36.820362][ T312] ? kasan_save_alloc_info+0x3a/0x50 [ 36.820387][ T312] ? dst_alloc+0x13c/0x240 [ 36.820414][ T312] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.820434][ T312] dst_alloc+0x13c/0x240 [ 36.820452][ T312] icmp6_dst_alloc+0xef/0x4f0 [ 36.820468][ T312] mld_sendpack+0x5ac/0xd10 [ 36.820489][ T312] ? add_grec+0x1400/0x1400 [ 36.820507][ T312] ? add_grec+0xfa8/0x1400 [ 36.820525][ T312] ? __asan_memcpy+0x5a/0x80 [ 36.820544][ T312] ? __cfi_mutex_lock+0x10/0x10 [ 36.820568][ T312] mld_ifc_work+0x7cc/0xc40 [ 36.820586][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.820607][ T312] process_scheduled_works+0x7f7/0x1060 [ 36.820630][ T312] worker_thread+0xc99/0x13f0 [ 36.820648][ T312] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.820668][ T312] ? __kasan_check_read+0x15/0x20 [ 36.820686][ T312] kthread+0x2c7/0x360 [ 36.820705][ T312] ? __cfi_worker_thread+0x10/0x10 [ 36.820724][ T312] ? __cfi_kthread+0x10/0x10 [ 36.820743][ T312] ret_from_fork+0x67/0xa0 [ 36.820767][ T312] ? __cfi_kthread+0x10/0x10 [ 36.820786][ T312] ret_from_fork_asm+0x1a/0x30 [ 36.820804][ T312] [ 36.821093][ T61] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.821118][ T61] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.821130][ T61] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.821149][ T61] Call Trace: [ 36.821155][ T61] [ 36.821162][ T61] __dump_stack+0x21/0x30 [ 36.821186][ T61] dump_stack_lvl+0x140/0x1c0 [ 36.821208][ T61] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.821232][ T61] ? ip6_output+0x1fe/0x420 [ 36.821253][ T61] ? __cfi_ip6_output+0x10/0x10 [ 36.821273][ T61] dump_stack+0x19/0x20 [ 36.821295][ T61] should_fail_ex+0x3c2/0x510 [ 36.821315][ T61] should_failslab+0xac/0x100 [ 36.821337][ T61] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.821355][ T61] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 36.821376][ T61] ? __alloc_skb+0x10c/0x360 [ 36.821399][ T61] __alloc_skb+0x10c/0x360 [ 36.821429][ T61] ndisc_ns_create+0x2c0/0x8d0 [ 36.821447][ T61] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.821467][ T61] ? __mod_timer+0x881/0xd20 [ 36.821487][ T61] ? __cfi_ndisc_ns_create+0x10/0x10 [ 36.821506][ T61] ndisc_send_ns+0xbb/0x160 [ 36.821524][ T61] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.821543][ T61] addrconf_dad_work+0xa0e/0x1550 [ 36.821562][ T61] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.821580][ T61] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.821600][ T61] ? kick_pool+0xb9/0x540 [ 36.821621][ T61] process_scheduled_works+0x7f7/0x1060 [ 36.821643][ T61] worker_thread+0xc99/0x13f0 [ 36.821662][ T61] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.821682][ T61] ? __kasan_check_read+0x15/0x20 [ 36.821700][ T61] kthread+0x2c7/0x360 [ 36.821719][ T61] ? __cfi_worker_thread+0x10/0x10 [ 36.821737][ T61] ? __cfi_kthread+0x10/0x10 [ 36.821756][ T61] ret_from_fork+0x67/0xa0 [ 36.821779][ T61] ? __cfi_kthread+0x10/0x10 [ 36.821799][ T61] ret_from_fork_asm+0x1a/0x30 [ 36.821817][ T61] [ 36.821909][ T61] FAULT_INJECTION: forcing a failure. [ 36.821909][ T61] name failslab, interval 20, probability 100, space 0, times 954 [ 36.825814][ T381] FAULT_INJECTION: forcing a failure. [ 36.825814][ T381] name failslab, interval 20, probability 100, space 0, times 954 [ 36.830279][ T61] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.830304][ T61] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.830317][ T61] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.830341][ T61] Call Trace: [ 36.830346][ T61] [ 36.830353][ T61] __dump_stack+0x21/0x30 [ 36.830377][ T61] dump_stack_lvl+0x140/0x1c0 [ 36.830401][ T61] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.830432][ T61] dump_stack+0x19/0x20 [ 36.830454][ T61] should_fail_ex+0x3c2/0x510 [ 36.830474][ T61] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.830495][ T61] should_failslab+0xac/0x100 [ 36.830516][ T61] kmem_cache_alloc_noprof+0x42/0x410 [ 36.830534][ T61] ? dst_alloc+0x13c/0x240 [ 36.830554][ T61] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.830573][ T61] dst_alloc+0x13c/0x240 [ 36.830591][ T61] icmp6_dst_alloc+0xef/0x4f0 [ 36.830608][ T61] ndisc_send_skb+0x2a6/0xca0 [ 36.830625][ T61] ? __kasan_check_write+0x18/0x20 [ 36.830644][ T61] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.830661][ T61] ? __asan_memcpy+0x5a/0x80 [ 36.830679][ T61] ? ndisc_ns_create+0x6af/0x8d0 [ 36.830695][ T61] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.830718][ T61] ndisc_send_ns+0xd8/0x160 [ 36.830736][ T61] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.830755][ T61] addrconf_dad_work+0xa0e/0x1550 [ 36.830775][ T61] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.830792][ T61] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.830811][ T61] ? kick_pool+0xb9/0x540 [ 36.830832][ T61] process_scheduled_works+0x7f7/0x1060 [ 36.830853][ T61] worker_thread+0xc99/0x13f0 [ 36.830872][ T61] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.830892][ T61] ? __kasan_check_read+0x15/0x20 [ 36.830909][ T61] kthread+0x2c7/0x360 [ 36.830932][ T61] ? __cfi_worker_thread+0x10/0x10 [ 36.830951][ T61] ? __cfi_kthread+0x10/0x10 [ 36.830970][ T61] ret_from_fork+0x67/0xa0 [ 36.830993][ T61] ? __cfi_kthread+0x10/0x10 [ 36.831012][ T61] ret_from_fork_asm+0x1a/0x30 [ 36.831030][ T61] [ 36.831382][ T61] FAULT_INJECTION: forcing a failure. [ 36.831382][ T61] name failslab, interval 20, probability 100, space 0, times 953 [ 36.835244][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.835271][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.835283][ T381] Call Trace: [ 36.835289][ T381] [ 36.835296][ T381] __dump_stack+0x21/0x30 [ 36.835323][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.835347][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.835372][ T381] dump_stack+0x19/0x20 [ 36.835395][ T381] should_fail_ex+0x3c2/0x510 [ 36.835415][ T381] should_failslab+0xac/0x100 [ 36.835437][ T381] kmem_cache_alloc_noprof+0x42/0x410 [ 36.835456][ T381] ? security_inode_alloc+0x51/0x230 [ 36.835480][ T381] security_inode_alloc+0x51/0x230 [ 36.835502][ T381] inode_init_always_gfp+0x756/0x9e0 [ 36.835525][ T381] alloc_inode+0xc5/0x270 [ 36.835547][ T381] new_inode+0x25/0x1e0 [ 36.835568][ T381] ? start_creating+0x1fb/0x310 [ 36.835589][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.835609][ T381] debugfs_create_file+0x4e/0x70 [ 36.835628][ T381] kvm_create_vm_debugfs+0x7b9/0xb50 [ 36.835656][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.835686][ T381] ? __kasan_check_write+0x18/0x20 [ 36.835705][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.835727][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.835752][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.835777][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.835802][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.835825][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.835851][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.835876][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.835897][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.835925][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.835942][ T381] do_syscall_64+0x57/0xf0 [ 36.835962][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.835987][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.836010][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.836026][ T381] 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 [ 36.836042][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.836061][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.836076][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.836088][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.836100][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.836112][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.836128][ T381] [ 36.836192][ T381] debugfs: out of free dentries, can not create file 'pf_taken' [ 36.840489][ T61] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.840516][ T61] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.840529][ T61] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.840549][ T61] Call Trace: [ 36.840555][ T61] [ 36.840562][ T61] __dump_stack+0x21/0x30 [ 36.840586][ T61] dump_stack_lvl+0x140/0x1c0 [ 36.840609][ T61] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.840633][ T61] dump_stack+0x19/0x20 [ 36.840655][ T61] should_fail_ex+0x3c2/0x510 [ 36.840675][ T61] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.840694][ T61] should_failslab+0xac/0x100 [ 36.840716][ T61] kmem_cache_alloc_noprof+0x42/0x410 [ 36.840734][ T61] ? dst_alloc+0x13c/0x240 [ 36.840753][ T61] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.840773][ T61] dst_alloc+0x13c/0x240 [ 36.840791][ T61] icmp6_dst_alloc+0xef/0x4f0 [ 36.840807][ T61] ndisc_send_skb+0x2a6/0xca0 [ 36.840825][ T61] ? __kasan_check_write+0x18/0x20 [ 36.840843][ T61] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.840861][ T61] ? __asan_memcpy+0x5a/0x80 [ 36.840878][ T61] ? ndisc_ns_create+0x6af/0x8d0 [ 36.840895][ T61] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.840918][ T61] ndisc_send_ns+0xd8/0x160 [ 36.840940][ T61] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.840959][ T61] addrconf_dad_work+0xa0e/0x1550 [ 36.840979][ T61] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.840997][ T61] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.841015][ T61] ? kick_pool+0xb9/0x540 [ 36.841036][ T61] process_scheduled_works+0x7f7/0x1060 [ 36.841057][ T61] worker_thread+0xc99/0x13f0 [ 36.841076][ T61] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.841095][ T61] ? __kasan_check_read+0x15/0x20 [ 36.841112][ T61] kthread+0x2c7/0x360 [ 36.841131][ T61] ? __cfi_worker_thread+0x10/0x10 [ 36.841149][ T61] ? __cfi_kthread+0x10/0x10 [ 36.841168][ T61] ret_from_fork+0x67/0xa0 [ 36.841192][ T61] ? __cfi_kthread+0x10/0x10 [ 36.841212][ T61] ret_from_fork_asm+0x1a/0x30 [ 36.841231][ T61] [ 36.841931][ C1] FAULT_INJECTION: forcing a failure. [ 36.841931][ C1] name failslab, interval 20, probability 100, space 0, times 949 [ 36.879795][ T381] FAULT_INJECTION: forcing a failure. [ 36.879795][ T381] name failslab, interval 20, probability 100, space 0, times 946 [ 36.883912][ C1] CPU: 1 UID: 0 PID: 61 Comm: kworker/u8:2 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.883939][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.883950][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.883976][ C1] Call Trace: [ 36.883983][ C1] [ 36.883990][ C1] __dump_stack+0x21/0x30 [ 36.884018][ C1] dump_stack_lvl+0x140/0x1c0 [ 36.884044][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.884068][ C1] ? fib6_node_lookup+0x4ee/0x520 [ 36.884093][ C1] dump_stack+0x19/0x20 [ 36.884116][ C1] should_fail_ex+0x3c2/0x510 [ 36.884137][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.884158][ C1] should_failslab+0xac/0x100 [ 36.884181][ C1] kmem_cache_alloc_noprof+0x42/0x410 [ 36.884199][ C1] ? dst_alloc+0x13c/0x240 [ 36.884218][ C1] ? fib6_select_path+0x10b/0x870 [ 36.884241][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 36.884271][ C1] dst_alloc+0x13c/0x240 [ 36.884290][ C1] ip6_pol_route+0xb18/0x1370 [ 36.884314][ C1] ? __cfi_br_dev_queue_push_xmit+0x10/0x10 [ 36.884334][ C1] ? ip6_pol_route+0x46a/0x1370 [ 36.884359][ C1] ? __cfi_ip6_pol_route+0x10/0x10 [ 36.884383][ C1] ? netif_receive_skb+0x160/0x7b0 [ 36.884414][ C1] ? __cfi_netif_receive_skb+0x10/0x10 [ 36.884442][ C1] ? br_pass_frame_up+0x126/0x1b0 [ 36.884463][ C1] ip6_pol_route_input+0x5a/0x80 [ 36.884488][ C1] fib6_rule_lookup+0x4f1/0x6d0 [ 36.884509][ C1] ? __cfi_ip6_pol_route_input+0x10/0x10 [ 36.884534][ C1] ? __cfi_fib6_rule_lookup+0x10/0x10 [ 36.884556][ C1] ? ip6t_do_table+0x1d2/0x1510 [ 36.884575][ C1] ip6_route_input+0x60d/0x8d0 [ 36.884600][ C1] ? __cfi_ip6_route_input+0x10/0x10 [ 36.884625][ C1] ? __cfi_ip6t_do_table+0x10/0x10 [ 36.884643][ C1] ? __asan_memset+0x39/0x50 [ 36.884660][ C1] ? __cfi_ip6table_mangle_hook+0x10/0x10 [ 36.884679][ C1] ip6_rcv_finish+0x15a/0x3c0 [ 36.884704][ C1] ipv6_rcv+0xf1/0x240 [ 36.884727][ C1] ? __cfi_ipv6_rcv+0x10/0x10 [ 36.884751][ C1] ? __cfi_ip6_rcv_finish+0x10/0x10 [ 36.884775][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.884796][ C1] process_backlog+0x472/0xaf0 [ 36.884824][ C1] ? __kasan_check_write+0x18/0x20 [ 36.884842][ C1] __napi_poll+0xd0/0x600 [ 36.884866][ C1] net_rx_action+0x5dc/0xd70 [ 36.884891][ C1] ? _raw_spin_unlock_irq+0x45/0x70 [ 36.884913][ C1] ? __cfi_net_rx_action+0x10/0x10 [ 36.884937][ C1] ? sched_clock+0x44/0x60 [ 36.884961][ C1] ? __cfi_sched_clock_cpu+0x10/0x10 [ 36.884987][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 36.885012][ C1] handle_softirqs+0x1aa/0x620 [ 36.885031][ C1] ? __dev_queue_xmit+0x26c/0x3780 [ 36.885055][ C1] __do_softirq+0xf/0x16 [ 36.885077][ C1] do_softirq+0xb8/0x110 [ 36.885093][ C1] [ 36.885100][ C1] [ 36.885106][ C1] ? __cfi_do_softirq+0x10/0x10 [ 36.885124][ C1] __local_bh_enable_ip+0x74/0x80 [ 36.885141][ C1] __dev_queue_xmit+0x1b23/0x3780 [ 36.885165][ C1] ? __dev_queue_xmit+0x26c/0x3780 [ 36.885189][ C1] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 36.885212][ C1] ? __cfi___dev_queue_xmit+0x10/0x10 [ 36.885235][ C1] ? ref_tracker_alloc+0x356/0x5b0 [ 36.885259][ C1] ? ndisc_mc_map+0x39d/0x760 [ 36.885276][ C1] ? __asan_memcpy+0x5a/0x80 [ 36.885294][ C1] ? __kasan_check_write+0x18/0x20 [ 36.885312][ C1] ? _raw_write_lock_bh+0x96/0xf0 [ 36.885332][ C1] ? __cfi__raw_write_lock_bh+0x10/0x10 [ 36.885354][ C1] ? eth_header+0x11d/0x1f0 [ 36.885378][ C1] ? __asan_memcpy+0x5a/0x80 [ 36.885401][ C1] ? eth_header+0x11d/0x1f0 [ 36.885426][ C1] neigh_resolve_output+0x6f5/0x810 [ 36.885451][ C1] ip6_finish_output2+0x16fd/0x1990 [ 36.885477][ C1] ? __cfi_ip6_finish_output2+0x10/0x10 [ 36.885502][ C1] ? __cfi_ip6table_mangle_hook+0x10/0x10 [ 36.885522][ C1] ip6_finish_output+0x535/0xaf0 [ 36.885545][ C1] ip6_output+0x1fe/0x420 [ 36.885566][ C1] ? __cfi_ip6_output+0x10/0x10 [ 36.885588][ C1] ? __cfi_ip6_finish_output+0x10/0x10 [ 36.885610][ C1] ? __cfi_ip6t_do_table+0x10/0x10 [ 36.885627][ C1] ? __cfi_ip6_output+0x10/0x10 [ 36.885647][ C1] ndisc_send_skb+0x777/0xca0 [ 36.885667][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.885685][ C1] ? __cfi_dst_output+0x10/0x10 [ 36.885702][ C1] ? ndisc_ns_create+0x6af/0x8d0 [ 36.885719][ C1] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.885743][ C1] ndisc_send_ns+0xd8/0x160 [ 36.885760][ C1] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.885779][ C1] addrconf_dad_work+0xa0e/0x1550 [ 36.885799][ C1] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.885818][ C1] ? pwq_dec_nr_in_flight+0x943/0xba0 [ 36.885836][ C1] ? kick_pool+0xb9/0x540 [ 36.885858][ C1] process_scheduled_works+0x7f7/0x1060 [ 36.885879][ C1] worker_thread+0xc99/0x13f0 [ 36.885898][ C1] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.885919][ C1] ? __kasan_check_read+0x15/0x20 [ 36.885937][ C1] kthread+0x2c7/0x360 [ 36.885957][ C1] ? __cfi_worker_thread+0x10/0x10 [ 36.885974][ C1] ? __cfi_kthread+0x10/0x10 [ 36.885994][ C1] ret_from_fork+0x67/0xa0 [ 36.886018][ C1] ? __cfi_kthread+0x10/0x10 [ 36.886038][ C1] ret_from_fork_asm+0x1a/0x30 [ 36.886057][ C1] [ 36.886490][ T45] FAULT_INJECTION: forcing a failure. [ 36.886490][ T45] name failslab, interval 20, probability 100, space 0, times 945 [ 36.895219][ T381] CPU: 0 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.895249][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.895261][ T381] Call Trace: [ 36.895267][ T381] [ 36.895275][ T381] __dump_stack+0x21/0x30 [ 36.895304][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.895329][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.895354][ T381] dump_stack+0x19/0x20 [ 36.895377][ T381] should_fail_ex+0x3c2/0x510 [ 36.895398][ T381] should_failslab+0xac/0x100 [ 36.895419][ T381] kmem_cache_alloc_noprof+0x42/0x410 [ 36.895439][ T381] ? security_inode_alloc+0x51/0x230 [ 36.895462][ T381] security_inode_alloc+0x51/0x230 [ 36.895484][ T381] inode_init_always_gfp+0x756/0x9e0 [ 36.895506][ T381] alloc_inode+0xc5/0x270 [ 36.895527][ T381] new_inode+0x25/0x1e0 [ 36.895549][ T381] ? start_creating+0x1fb/0x310 [ 36.895569][ T381] __debugfs_create_file+0x14c/0x4b0 [ 36.895589][ T381] debugfs_create_file+0x4e/0x70 [ 36.895608][ T381] kvm_create_vm_debugfs+0x7b9/0xb50 [ 36.895635][ T381] ? kvm_enable_virtualization+0x150/0x150 [ 36.895662][ T381] ? __kasan_check_write+0x18/0x20 [ 36.895680][ T381] ? kvm_coalesced_mmio_init+0x4f/0x190 [ 36.895702][ T381] ? kvm_dev_ioctl+0xb1f/0x14c0 [ 36.895726][ T381] kvm_dev_ioctl+0xb57/0x14c0 [ 36.895752][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.895777][ T381] ? bpf_lsm_file_ioctl+0xd/0x20 [ 36.895800][ T381] ? security_file_ioctl+0x3e/0x110 [ 36.895825][ T381] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 36.895849][ T381] __se_sys_ioctl+0x132/0x1b0 [ 36.895871][ T381] __x64_sys_ioctl+0x7f/0xa0 [ 36.895892][ T381] x64_sys_call+0x1878/0x2ee0 [ 36.895917][ T381] do_syscall_64+0x57/0xf0 [ 36.895936][ T381] ? clear_bhb_loop+0x50/0xa0 [ 36.895961][ T381] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.895983][ T381] RIP: 0033:0x7f0fc2b9df99 [ 36.896000][ T381] 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 [ 36.896015][ T381] RSP: 002b:00007f0fc3a91028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.896034][ T381] RAX: ffffffffffffffda RBX: 00007f0fc2e25fa0 RCX: 00007f0fc2b9df99 [ 36.896049][ T381] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 36.896061][ T381] RBP: 00007f0fc2c34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 36.896073][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.896084][ T381] R13: 00007f0fc2e26038 R14: 00007f0fc2e25fa0 R15: 00007ffd922a5428 [ 36.896100][ T381] [ 36.896113][ T381] debugfs: out of free dentries, can not create file 'pf_fixed' [ 36.899041][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.899067][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.899079][ T45] Workqueue: mld mld_ifc_work [ 36.899101][ T45] Call Trace: [ 36.899106][ T45] [ 36.899113][ T45] __dump_stack+0x21/0x30 [ 36.899137][ T45] dump_stack_lvl+0x140/0x1c0 [ 36.899160][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.899182][ T45] ? ref_tracker_alloc+0x356/0x5b0 [ 36.899203][ T45] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.899224][ T45] ? dst_alloc+0x163/0x240 [ 36.899243][ T45] dump_stack+0x19/0x20 [ 36.899265][ T45] should_fail_ex+0x3c2/0x510 [ 36.899284][ T45] should_failslab+0xac/0x100 [ 36.899305][ T45] __kmalloc_cache_noprof+0x41/0x470 [ 36.899323][ T45] ? dst_cow_metrics_generic+0x65/0x2a0 [ 36.899343][ T45] ? dst_init+0x329/0x430 [ 36.899361][ T45] dst_cow_metrics_generic+0x65/0x2a0 [ 36.899380][ T45] icmp6_dst_alloc+0x313/0x4f0 [ 36.899404][ T45] mld_sendpack+0x5ac/0xd10 [ 36.899425][ T45] ? add_grec+0x1400/0x1400 [ 36.899443][ T45] ? add_grec+0xfa8/0x1400 [ 36.899461][ T45] ? __asan_memcpy+0x5a/0x80 [ 36.899479][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 36.899503][ T45] mld_ifc_work+0x7cc/0xc40 [ 36.899521][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.899542][ T45] process_scheduled_works+0x7f7/0x1060 [ 36.899564][ T45] worker_thread+0xc99/0x13f0 [ 36.899582][ T45] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.899602][ T45] ? __kasan_check_read+0x15/0x20 [ 36.899620][ T45] kthread+0x2c7/0x360 [ 36.899639][ T45] ? __cfi_worker_thread+0x10/0x10 [ 36.899657][ T45] ? __cfi_kthread+0x10/0x10 [ 36.899675][ T45] ret_from_fork+0x67/0xa0 [ 36.899699][ T45] ? __cfi_kthread+0x10/0x10 [ 36.899718][ T45] ret_from_fork_asm+0x1a/0x30 [ 36.899737][ T45] [ 36.921107][ T286] FAULT_INJECTION: forcing a failure. [ 36.921107][ T286] name failslab, interval 20, probability 100, space 0, times 943 [ 36.925976][ T61] FAULT_INJECTION: forcing a failure. [ 36.925976][ T61] name failslab, interval 20, probability 100, space 0, times 943 [ 36.929925][ T286] CPU: 1 UID: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.929952][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.929964][ T286] Call Trace: [ 36.929969][ T286] [ 36.929977][ T286] __dump_stack+0x21/0x30 [ 36.930004][ T286] dump_stack_lvl+0x140/0x1c0 [ 36.930028][ T286] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.930053][ T286] dump_stack+0x19/0x20 [ 36.930075][ T286] should_fail_ex+0x3c2/0x510 [ 36.930095][ T286] should_failslab+0xac/0x100 [ 36.930117][ T286] kmem_cache_alloc_noprof+0x42/0x410 [ 36.930136][ T286] ? security_inode_alloc+0x51/0x230 [ 36.930159][ T286] ? __cfi_make_kgid+0x10/0x10 [ 36.930180][ T286] security_inode_alloc+0x51/0x230 [ 36.930200][ T286] inode_init_always_gfp+0x756/0x9e0 [ 36.930222][ T286] alloc_inode+0xc5/0x270 [ 36.930244][ T286] new_inode_pseudo+0x19/0x40 [ 36.930265][ T286] create_pipe_files+0x53/0x6c0 [ 36.930284][ T286] __do_pipe_flags+0x50/0x2f0 [ 36.930301][ T286] do_pipe2+0xab/0x190 [ 36.930319][ T286] ? pipe_fcntl+0x520/0x520 [ 36.930338][ T286] ? __kasan_check_read+0x15/0x20 [ 36.930355][ T286] __x64_sys_pipe2+0x5e/0x70 [ 36.930373][ T286] x64_sys_call+0x8be/0x2ee0 [ 36.930390][ T286] do_syscall_64+0x57/0xf0 [ 36.930415][ T286] ? clear_bhb_loop+0x50/0xa0 [ 36.930439][ T286] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.930461][ T286] RIP: 0033:0x7fb3f739cfc9 [ 36.930477][ 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 [ 36.930492][ T286] RSP: 002b:00007ffd24685e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 36.930511][ T286] RAX: ffffffffffffffda RBX: 0000555581b49cf0 RCX: 00007fb3f739cfc9 [ 36.930525][ T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd24685e48 [ 36.930537][ T286] RBP: 00007ffd24686420 R08: 0000000000000000 R09: 0000000000000000 [ 36.930549][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd24685f80 [ 36.930562][ T286] R13: 0000555581b49ac8 R14: 0000555581b4a728 R15: 0000000000000000 [ 36.930577][ T286] [ 36.940280][ T285] FAULT_INJECTION: forcing a failure. [ 36.940280][ T285] name failslab, interval 20, probability 100, space 0, times 939 [ 36.951488][ C0] FAULT_INJECTION: forcing a failure. [ 36.951488][ C0] name failslab, interval 20, probability 100, space 0, times 939 [ 36.951515][ C0] CPU: 0 UID: 0 PID: 318 Comm: syz-executor Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.951539][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.951550][ C0] Call Trace: [ 36.951555][ C0] [ 36.951561][ C0] __dump_stack+0x21/0x30 [ 36.951593][ C0] dump_stack_lvl+0x140/0x1c0 [ 36.951618][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.951646][ C0] dump_stack+0x19/0x20 [ 36.951669][ C0] should_fail_ex+0x3c2/0x510 [ 36.951691][ C0] ? raw_queue_event+0x94/0x3a0 [ 36.951716][ C0] should_failslab+0xac/0x100 [ 36.951739][ C0] __kmalloc_noprof+0x69/0x510 [ 36.951758][ C0] ? __kasan_check_write+0x18/0x20 [ 36.951776][ C0] ? raw_queue_event+0x94/0x3a0 [ 36.951801][ C0] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 36.951823][ C0] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 36.951844][ C0] raw_queue_event+0x94/0x3a0 [ 36.951869][ C0] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 36.951898][ C0] gadget_setup+0x200/0x430 [ 36.951923][ C0] dummy_timer+0x2eee/0x4900 [ 36.951944][ C0] ? __kasan_check_write+0x18/0x20 [ 36.951960][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 36.951982][ C0] ? _raw_spin_unlock_irq+0x45/0x70 [ 36.952003][ C0] ? process_backlog+0xa48/0xaf0 [ 36.952032][ C0] ? __cfi_dummy_timer+0x10/0x10 [ 36.952049][ C0] ? __napi_poll+0x10f/0x600 [ 36.952073][ C0] ? timerqueue_del+0xd7/0x130 [ 36.952091][ C0] ? __hrtimer_run_queues+0x2bd/0x8e0 [ 36.952118][ C0] ? __cfi_dummy_timer+0x10/0x10 [ 36.952135][ C0] __hrtimer_run_queues+0x3ae/0x8e0 [ 36.952163][ C0] ? hrtimer_interrupt+0xf30/0xf30 [ 36.952188][ C0] ? read_tsc+0xd/0x20 [ 36.952211][ C0] ? ktime_get_update_offsets_now+0x3c0/0x3e0 [ 36.952234][ C0] hrtimer_run_softirq+0x159/0x560 [ 36.952251][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 36.952276][ C0] handle_softirqs+0x1aa/0x620 [ 36.952297][ C0] __irq_exit_rcu+0x47/0xb0 [ 36.952314][ C0] irq_exit_rcu+0xd/0x30 [ 36.952331][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 36.952357][ C0] [ 36.952363][ C0] [ 36.952370][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 36.952394][ C0] RIP: 0010:__kasan_check_read+0x0/0x20 [ 36.952411][ C0] Code: 87 4c 89 e6 eb 0a 48 c7 c7 da 93 1c 87 48 89 de e8 e5 61 24 ff 45 31 ff eb c9 b8 57 2a bb 14 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 48 89 e5 89 f6 48 8b 4d 08 31 d2 e8 bb e4 ff ff 5d [ 36.952427][ C0] RSP: 0018:ffffc9000b6af418 EFLAGS: 00000293 [ 36.952444][ C0] RAX: ffffffff81c2e09a RBX: ffffea0004b20c40 RCX: ffff8881087dcc00 [ 36.952459][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffea0004b20c40 [ 36.952471][ C0] RBP: ffffc9000b6af4f0 R08: ffffea0004b20c47 R09: 1ffffd4000964188 [ 36.952485][ C0] R10: dffffc0000000000 R11: fffff94000964189 R12: dffffc0000000000 [ 36.952499][ C0] R13: ffffea0004b20c58 R14: 1ffff920016d5e88 R15: 1ffffd400096418b [ 36.952515][ C0] ? folio_mark_accessed+0x7a/0x620 [ 36.952541][ C0] ? folio_mark_accessed+0x87/0x620 [ 36.952564][ C0] ? __cfi_folio_mark_accessed+0x10/0x10 [ 36.952586][ C0] ? __tlb_remove_folio_pages_size+0x112/0x520 [ 36.952611][ C0] unmap_page_range+0x1d19/0x48f0 [ 36.952636][ C0] ? __cfi_unmap_page_range+0x10/0x10 [ 36.952656][ C0] ? uprobe_munmap+0x180/0x580 [ 36.952677][ C0] ? mas_find+0x415/0x620 [ 36.952702][ C0] unmap_vmas+0x2dd/0x400 [ 36.952720][ C0] ? __cfi_unmap_vmas+0x10/0x10 [ 36.952738][ C0] ? lru_add_drain_cpu+0x338/0x450 [ 36.952761][ C0] ? __cfi_lru_add_drain_cpu+0x10/0x10 [ 36.952784][ C0] ? __kasan_check_write+0x18/0x20 [ 36.952802][ C0] exit_mmap+0x28a/0xc20 [ 36.952822][ C0] ? __cfi_exit_mmap+0x10/0x10 [ 36.952843][ C0] ? __cfi_mutex_unlock+0x10/0x10 [ 36.952869][ C0] __mmput+0x92/0x330 [ 36.952902][ C0] mmput+0x55/0x170 [ 36.952921][ C0] do_exit+0x9a5/0x2850 [ 36.952944][ C0] ? _raw_spin_lock+0x92/0x120 [ 36.952964][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 36.952986][ C0] ? __cfi_do_exit+0x10/0x10 [ 36.953008][ C0] ? __kasan_check_write+0x18/0x20 [ 36.953027][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 36.953048][ C0] do_group_exit+0x21f/0x2f0 [ 36.953071][ C0] ? __kasan_check_write+0x18/0x20 [ 36.953089][ C0] ? recalc_sigpending+0x184/0x1d0 [ 36.953110][ C0] get_signal+0x134c/0x1490 [ 36.953136][ C0] arch_do_signal_or_restart+0xbc/0x700 [ 36.953155][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 36.953174][ C0] ? __kasan_check_read+0x15/0x20 [ 36.953192][ C0] syscall_exit_to_user_mode+0x57/0xb0 [ 36.953219][ C0] do_syscall_64+0x63/0xf0 [ 36.953239][ C0] ? clear_bhb_loop+0x50/0xa0 [ 36.953262][ C0] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.953285][ C0] RIP: 0033:0x7f2981d59117 [ 36.953298][ C0] Code: Unable to access opcode bytes at 0x7f2981d590ed. [ 36.953307][ C0] RSP: 002b:00007ffe7b217c30 EFLAGS: 00000202 ORIG_RAX: 000000000000003d [ 36.953326][ C0] RAX: fffffffffffffe00 RBX: 000055555996c500 RCX: 00007f2981d59117 [ 36.953339][ C0] RDX: 0000000040000000 RSI: 00007ffe7b217c8c RDI: ffffffffffffffff [ 36.953353][ C0] RBP: 00007ffe7b217c8c R08: 0000000000000000 R09: 0000000000000000 [ 36.953366][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008 [ 36.953378][ C0] R13: 0000000000000003 R14: 00007ffe7b217ee8 R15: 0000000000000000 [ 36.953392][ C0] [ 36.953403][ C0] raw-gadget.0 gadget.2: failed to queue control event [ 36.966604][ T45] FAULT_INJECTION: forcing a failure. [ 36.966604][ T45] name failslab, interval 20, probability 100, space 0, times 936 [ 36.971150][ C0] raw-gadget.0 gadget.2: ignoring, device is not running [ 36.975738][ T381] FAULT_INJECTION: forcing a failure. [ 36.975738][ T381] name failslab, interval 20, probability 100, space 0, times 936 [ 36.980735][ C0] raw-gadget.0 gadget.2: ignoring, device is not running [ 36.985234][ T285] CPU: 1 UID: 0 PID: 285 Comm: sshd-session Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.985262][ T285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.985273][ T285] Call Trace: [ 36.985280][ T285] [ 36.985287][ T285] __dump_stack+0x21/0x30 [ 36.985315][ T285] dump_stack_lvl+0x140/0x1c0 [ 36.985344][ T285] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.985369][ T285] dump_stack+0x19/0x20 [ 36.985391][ T285] should_fail_ex+0x3c2/0x510 [ 36.985411][ T285] should_failslab+0xac/0x100 [ 36.985433][ T285] kmem_cache_alloc_noprof+0x42/0x410 [ 36.985452][ T285] ? sk_prot_alloc+0x69/0x3a0 [ 36.985476][ T285] ? __kasan_slab_alloc+0x73/0x90 [ 36.985498][ T285] sk_prot_alloc+0x69/0x3a0 [ 36.985522][ T285] sk_alloc+0x40/0x590 [ 36.985545][ T285] ? bpf_lsm_inode_alloc_security+0xd/0x20 [ 36.985565][ T285] unix_create1+0xb7/0x760 [ 36.985588][ T285] ? inode_init_always_gfp+0x76e/0x9e0 [ 36.985610][ T285] unix_create+0x15a/0x220 [ 36.985632][ T285] __sock_create+0x3a5/0x810 [ 36.985655][ T285] __sys_socket+0xe1/0x1c0 [ 36.985677][ T285] __x64_sys_socket+0x7e/0x90 [ 36.985700][ T285] x64_sys_call+0x2608/0x2ee0 [ 36.985716][ T285] do_syscall_64+0x57/0xf0 [ 36.985735][ T285] ? clear_bhb_loop+0x50/0xa0 [ 36.985758][ T285] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.985787][ T285] RIP: 0033:0x7f9defcd8707 [ 36.985804][ T285] 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 [ 36.985819][ T285] RSP: 002b:00007ffeaee5cf68 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 36.985839][ T285] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f9defcd8707 [ 36.985853][ T285] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 36.985865][ T285] RBP: 00007f9defd64560 R08: 00000000000001f4 R09: 0000000000000001 [ 36.985877][ T285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 36.985889][ T285] R13: 00007ffeaee5d090 R14: 0000000000000049 R15: 00007ffeaee5d090 [ 36.985905][ T285] [ 36.989871][ T45] CPU: 1 UID: 0 PID: 45 Comm: kworker/1:1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.989899][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.989913][ T45] Workqueue: mld mld_ifc_work [ 36.989936][ T45] Call Trace: [ 36.989941][ T45] [ 36.989949][ T45] __dump_stack+0x21/0x30 [ 36.989973][ T45] dump_stack_lvl+0x140/0x1c0 [ 36.989996][ T45] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.990022][ T45] dump_stack+0x19/0x20 [ 36.990043][ T45] should_fail_ex+0x3c2/0x510 [ 36.990065][ T45] should_failslab+0xac/0x100 [ 36.990086][ T45] kmem_cache_alloc_node_noprof+0x45/0x420 [ 36.990106][ T45] ? __alloc_skb+0x10c/0x360 [ 36.990128][ T45] ? __cfi_ip6_finish_output+0x10/0x10 [ 36.990150][ T45] ? __cfi_ip6t_do_table+0x10/0x10 [ 36.990167][ T45] __alloc_skb+0x10c/0x360 [ 36.990190][ T45] mld_newpack+0x162/0xa10 [ 36.990209][ T45] ? mld_sendpack+0xd10/0xd10 [ 36.990228][ T45] ? add_grec+0x1400/0x1400 [ 36.990247][ T45] ? add_grec+0xfa8/0x1400 [ 36.990266][ T45] add_grec+0xf20/0x1400 [ 36.990284][ T45] ? __kasan_check_write+0x18/0x20 [ 36.990301][ T45] ? mutex_lock+0x97/0x1d0 [ 36.990324][ T45] ? __cfi_mutex_lock+0x10/0x10 [ 36.990347][ T45] mld_ifc_work+0x71d/0xc40 [ 36.990365][ T45] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.990387][ T45] process_scheduled_works+0x7f7/0x1060 [ 36.990409][ T45] worker_thread+0xc99/0x13f0 [ 36.990428][ T45] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 36.990448][ T45] ? __kasan_check_read+0x15/0x20 [ 36.990466][ T45] kthread+0x2c7/0x360 [ 36.990485][ T45] ? __cfi_worker_thread+0x10/0x10 [ 36.990503][ T45] ? __cfi_kthread+0x10/0x10 [ 36.990522][ T45] ret_from_fork+0x67/0xa0 [ 36.990546][ T45] ? __cfi_kthread+0x10/0x10 [ 36.990566][ T45] ret_from_fork_asm+0x1a/0x30 [ 36.990584][ T45] [ 36.995897][ T381] CPU: 1 UID: 0 PID: 381 Comm: syz.0.1 Not tainted syzkaller #0 0b31bef96cff8e44f9e14c4f768eb06c85e3b290 [ 36.995927][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.995940][ T381] Call Trace: [ 36.995946][ T381] [ 36.995953][ T381] __dump_stack+0x21/0x30 [ 36.995982][ T381] dump_stack_lvl+0x140/0x1c0 [ 36.996005][ T381] ? __cfi_dump_stack_lvl+0x10/0x10 [ 36.996029][ T381] ? _raw_spin_lock+0x92/0x120 [ 36.996051][ T381] dump_stack+0x19/0x20 [ 36.996074][ T381] should_fail_ex+0x3c2/0x510 [ 36.996094][ T381] should_failslab+0xac/0x100