last executing test programs: 31.663566989s ago: executing program 0 (id=148): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000f00)='./dev/ram0\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000001000)="fc4e2ba9", 0x4, 0x1000) pwrite64(r0, &(0x7f0000001004)="01000000", 0x4, 0x1004) pwrite64(r0, &(0x7f0000001008)="01000000", 0x4, 0x1008) pwrite64(r0, &(0x7f000000100c)='\b\x00\x00', 0x3, 0x1060) pwrite64(r0, &(0x7f0000001010)="1000000000000000", 0x8, 0x1080) pwrite64(r0, &(0x7f0000001018)='\n\x00\x00\x00\x00\x00\x00\x00', 0x8, 0x1088) pwrite64(r0, &(0x7f0000001020)='\b\x00\x00\x00\x00\x00\x00\x00', 0x8, 0x1090) pwrite64(r0, &(0x7f0000001028)="284f2ba9", 0x4, 0x10d8) pwrite64(r0, &(0x7f000000102c)='bitm', 0x4, 0x2000) pwrite64(r0, &(0x7f0000001030)="04000000", 0x4, 0x2004) pwrite64(r0, &(0x7f0000001034)="00020000", 0x4, 0x2034) pwrite64(r0, &(0x7f0000001038)="01000000", 0x4, 0x2038) pwrite64(r0, &(0x7f000000103c)='\x00\x00\x00\x00', 0x4, 0x203c) fsync(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0) write(r1, &(0x7f0000000400)='md0\x00', 0x4) r2 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/metadata_version\x00', 0x1, 0x0) write(r2, &(0x7f0000000600)='1.2\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0) write(r3, &(0x7f0000000800)='1:0\x00', 0x4) write(0xffffffffffffffff, &(0x7f0000000a00)='writemostly\x00', 0xc) r4 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./sys/block/md0/md/array_state\x00', 0x1, 0x0) write(r4, &(0x7f0000000c00)='readonly\x00', 0x9) r5 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0) write(r5, &(0x7f0000000e00)='1024\x00', 0x5) 28.163434618s ago: executing program 1 (id=149): mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000400)='./sys\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/module/block2mtd/parameters/block2mtd\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)="e2", 0x1) 26.865492138s ago: executing program 0 (id=150): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000003c0)='./sys/block/md0/md/raid_disks\x00', 0x2, 0x0) pread64(r0, &(0x7f00000005c0)=""/29, 0x1d, 0x7) 22.118247228s ago: executing program 1 (id=151): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000), &(0x7f0000000040)='configfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./config/vkms/mydev/enabled\x00', 0x2, 0x0) write(r0, &(0x7f0000000300)='1', 0x1) 19.507410699s ago: executing program 0 (id=152): r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'macvtap0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)=@gettclass={0x24, 0x2a, 0x103, 0x70bd27, 0x25dfdbff, {0x0, 0x0, 0x0, r1, {0xe, 0xe}, {0x2, 0x2}, {0xc, 0xe}}}, 0x24}, 0x1, 0x0, 0x0, 0x81}, 0x80) 16.260366786s ago: executing program 1 (id=153): mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000140)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./dev/md0\x00', 0x4002, 0x0) ioctl(r0, 0x40140921, &(0x7f0000000420)="0100000001") 15.031685267s ago: executing program 0 (id=154): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./dev\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000f00)='./dev/ram0\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000001000)="fc4e2ba9", 0x4, 0x1000) pwrite64(r0, &(0x7f0000001004)="01000000", 0x4, 0x1004) pwrite64(r0, &(0x7f0000001008)="01000000", 0x4, 0x1008) pwrite64(r0, &(0x7f000000100c)='\b\x00\x00', 0x3, 0x1060) pwrite64(r0, &(0x7f0000001010)="1000000000000000", 0x8, 0x1080) pwrite64(r0, &(0x7f0000001018)='\n\x00\x00\x00\x00\x00\x00\x00', 0x8, 0x1088) pwrite64(r0, &(0x7f0000001020)='\b\x00\x00\x00\x00\x00\x00\x00', 0x8, 0x1090) pwrite64(r0, &(0x7f0000001028)="284f2ba9", 0x4, 0x10d8) pwrite64(r0, &(0x7f000000102c)='bitm', 0x4, 0x2000) pwrite64(r0, &(0x7f0000001030)="04000000", 0x4, 0x2004) pwrite64(r0, &(0x7f0000001034)="00020000", 0x4, 0x2034) pwrite64(r0, &(0x7f0000001038)="01000000", 0x4, 0x2038) pwrite64(r0, &(0x7f000000103c)='\x00\x00\x00\x00', 0x4, 0x203c) fsync(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/module/md_mod/parameters/new_array\x00', 0x1, 0x0) write(r1, &(0x7f0000000400)='md0\x00', 0x4) r2 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/block/md0/md/metadata_version\x00', 0x1, 0x0) write(r2, &(0x7f0000000600)='1.2\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./sys/block/md0/md/new_dev\x00', 0x1, 0x0) write(r3, &(0x7f0000000800)='1:0\x00', 0x4) write(0xffffffffffffffff, &(0x7f0000000a00)='writemostly\x00', 0xc) r4 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./sys/block/md0/md/array_state\x00', 0x1, 0x0) write(r4, &(0x7f0000000c00)='readonly\x00', 0x9) r5 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./sys/block/md0/md/bitmap/backlog\x00', 0x1, 0x0) write(r5, &(0x7f0000000e00)='1024\x00', 0x5) 10.592059393s ago: executing program 1 (id=155): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000380)={&(0x7f00000000c0)=@ipv6_deladdrlabel={0x38, 0x49, 0x1, 0x70bd29, 0x25dfdbfd, {0xa, 0x0, 0x80, 0x0, 0x0, 0xfffffff9}, [@IFAL_LABEL={0x8}, @IFAL_ADDRESS={0x14, 0x1, @loopback}]}, 0x38}, 0x1, 0x0, 0x0, 0x4008840}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) 10.121816257s ago: executing program 0 (id=156): r0 = syz_io_uring_setup(0xf00, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000140)=0x0, &(0x7f0000000180)=0x0, &(0x7f00000001c0)=0x0) syz_io_uring_modify_offsets$flags(r1, r2, 0x38, 0x1) syz_io_uring_submit(r1, r2, r3, &(0x7f0000000200)=@IORING_OP_OPENAT2={0x1c, 0x0, 0x0, 0xffffffffffffff9c, &(0x7f0000000280)={0x42}, &(0x7f00000002c0)='./file1\x00', 0x18, 0x0, 0x12345}) io_uring_enter(r0, 0x1, 0x1, 0x1, 0x0, 0x0) r4 = syz_io_uring_complete(r1, r2) close(r4) mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./tracefs_dir\x00', 0x1ff) mount(&(0x7f0000000340)=@filename='nodev\x00', &(0x7f0000000380)='./tracefs_dir\x00', &(0x7f00000003c0)='tracefs\x00', 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./tracefs_dir/buffer_size_kb\x00', 0x1, 0x0) r6 = openat(0xffffffffffffff9c, &(0x7f0000000440)='./tracefs_dir/buffer_subbuf_size_kb\x00', 0x1, 0x0) r7 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./tracefs_dir/trace\x00', 0x0, 0x0) r8 = syz_io_uring_setup(0xf00, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000540)=0x0, &(0x7f0000000580)=0x0, &(0x7f00000005c0)=0x0) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000600)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r5, 0x0, &(0x7f0000000680)=[{&(0x7f00000006c0)='100\x00', 0x4}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000700)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r5, 0x0, &(0x7f0000000780)=[{&(0x7f00000007c0)='200\x00', 0x4}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000800)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r5, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000900)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r5, 0x0, &(0x7f0000000980)=[{&(0x7f00000009c0)='400\x00', 0x4}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000a00)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r6, 0x0, &(0x7f0000000a80)=[{&(0x7f0000000ac0)='8\x00', 0x2}], 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) syz_io_uring_submit(r9, r10, r11, &(0x7f0000000b00)=@IORING_OP_WRITE={0x17, 0x10, 0x0, @fd=r6, 0x0, &(0x7f0000000b80), 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, '\x00', 0x0}}) io_uring_enter(r8, 0x6, 0x0, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000000)={0x0, 0xf4240}, 0x0) read(r7, &(0x7f0000000c00), 0x1000) close(r7) nanosleep(&(0x7f0000000080)={0x0, 0x5f5e100}, 0x0) close(r5) close(r6) 6.316886919s ago: executing program 1 (id=157): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/sys/net/ipv6/fib_multipath_hash_policy\x00', 0x1, 0x0) write$tcp_mem(r0, &(0x7f0000000240)={0xfffffffffffffff7, 0x2c, 0x2c000000, 0x2c, 0x0, 0x2c}, 0x48) 1.921110875s ago: executing program 0 (id=158): seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f00000001c0)={0x1, &(0x7f0000000040)=[{0x20, 0x7, 0x9}]}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000140)={0x3, &(0x7f00000000c0)=[{0x20, 0x0, 0x0, 0xfffff024}, {0x20, 0x0, 0x0, 0xfffff034}, {0x6, 0x0, 0x0, 0x2}]}, 0x10) sendmmsg(r0, &(0x7f0000000180), 0x4000190, 0x0) 0s ago: executing program 1 (id=159): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2000001, 0x12, r0, 0x0) r1 = syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) setsockopt$nfc_llcp_NFC_LLCP_RW(r1, 0x118, 0x0, &(0x7f0000000140)=0xa, 0x4) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:50353' (ED25519) to the list of known hosts. syzkaller login: [ 555.374975][ T3217] cgroup: Unknown subsys name 'net' [ 556.020006][ T3217] cgroup: Unknown subsys name 'cpuset' [ 556.228133][ T3217] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 649.053557][ T3217] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 840.903302][ T3225] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 841.070442][ T3223] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 841.426574][ T3225] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 841.567848][ T3223] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 862.808964][ T3225] hsr_slave_0: entered promiscuous mode [ 862.869417][ T3225] hsr_slave_1: entered promiscuous mode [ 863.155904][ T3223] hsr_slave_0: entered promiscuous mode [ 863.176124][ T3223] hsr_slave_1: entered promiscuous mode [ 863.190894][ T3223] debugfs: 'hsr0' already exists in 'hsr' [ 863.195580][ T3223] Cannot create hsr debugfs directory [ 875.359936][ T3223] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 875.773689][ T3223] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 875.828109][ T3223] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 875.958615][ T3223] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 876.005232][ T3223] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 876.407142][ T3223] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 876.476884][ T3223] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 876.590938][ T3223] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 879.747472][ T3225] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 879.877272][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 879.944869][ T3225] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 880.217144][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 880.405405][ T3225] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 880.614958][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 881.030644][ T3225] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 881.289589][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 899.339865][ T3223] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.050295][ T3225] 8021q: adding VLAN 0 to HW filter on device bond0 [ 980.527400][ T3223] veth0_vlan: entered promiscuous mode [ 981.946623][ T3223] veth1_vlan: entered promiscuous mode [ 987.265868][ T3223] veth0_macvtap: entered promiscuous mode [ 987.764058][ T3223] veth1_macvtap: entered promiscuous mode [ 990.127531][ T3225] veth0_vlan: entered promiscuous mode [ 991.129393][ T3225] veth1_vlan: entered promiscuous mode [ 991.826232][ T3230] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 992.025510][ T1396] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 992.232692][ T3230] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 992.576959][ T3480] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 996.264348][ T3225] veth0_macvtap: entered promiscuous mode [ 997.674989][ T3225] veth1_macvtap: entered promiscuous mode [ 998.819250][ T3223] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 1004.716642][ T54] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1004.817104][ T3230] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1004.827544][ T3230] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1004.838922][ T3230] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1043.650825][ T9] usb 2-1: new full-speed USB device number 2 using dummy_hcd [ 1045.812752][ T9] usb 2-1: unable to get BOS descriptor or descriptor too short [ 1046.005182][ T9] usb 2-1: New USB device found, idVendor=0582, idProduct=0016, bcdDevice= 0.40 [ 1046.288236][ T9] usb 2-1: unable to read config index 0 descriptor/start: -71 [ 1046.294829][ T9] usb 2-1: can't read configurations, error -71 [ 1080.570671][ T3872] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1117.699125][ T3918] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1133.008949][ T3924] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1135.464687][ T3924] md: could not open device unknown-block(1,0). [ 1161.199956][ T3937] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1162.910478][ T3937] md: could not open device unknown-block(1,0). [ 1187.365127][ T3947] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1188.737679][ T3947] md: could not open device unknown-block(1,0). [ 1200.813479][ T3220] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 1204.630038][ T3220] usb 1-1: unable to get BOS descriptor or descriptor too short [ 1204.700671][ T3220] usb 1-1: New USB device found, idVendor=0582, idProduct=0016, bcdDevice= 0.40 [ 1204.762813][ T3220] usb 1-1: unable to read config index 0 descriptor/start: -71 [ 1204.763935][ T3220] usb 1-1: can't read configurations, error -71 [ 1226.095552][ T3971] md: could not open device unknown-block(1,0). [ 1277.650560][ T4007] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1278.062615][ T4007] md: could not open device unknown-block(1,0). [ 1313.075428][ T4027] af_packet: tpacket_rcv: packet too big, clamped from 82 to 4294967286. macoff=82 [ 1316.147087][ T4029] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1316.333223][ T4029] md: could not open device unknown-block(1,0). [ 1345.060430][ T4046] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1345.580384][ T4046] md: could not open device unknown-block(1,0). [ 1346.990473][ T4048] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1347.315953][ T4048] md: could not open device unknown-block(1,0). [ 1361.685405][ T4056] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1361.942561][ T4056] md: could not open device unknown-block(1,0). [ 1398.404201][ T4080] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1398.625688][ T4080] md: could not open device unknown-block(1,0). [ 1418.939634][ T4093] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1419.680637][ T4093] md: could not open device unknown-block(1,0). [ 1433.714691][ T4103] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1434.329833][ T4103] md: could not open device unknown-block(1,0). [ 1445.054159][ T4107] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1445.340852][ T4107] md: could not open device unknown-block(1,0). [ 1460.916418][ T4116] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1461.247535][ T4116] md: could not open device unknown-block(1,0). [ 1468.010549][ T4121] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1468.367260][ T4121] md: could not open device unknown-block(1,0). [ 1477.092048][ T4129] faux_driver vgem: [drm] Unknown color mode 14; guessing buffer size. [ 1489.587977][ T4134] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1489.820806][ T4135] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1489.824224][ T4134] md: could not open device unknown-block(1,0). [ 1490.653997][ T4135] md: could not open device unknown-block(1,0). [ 1568.520072][ T4185] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1568.740709][ T4185] md: could not open device unknown-block(1,0). [ 1575.684208][ T4192] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1576.607165][ T4192] md: could not open device unknown-block(1,0). [ 1595.597270][ T4210] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1596.589223][ T4210] md: could not open device unknown-block(1,0). [ 1624.497895][ T4234] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1624.750436][ T4234] md: could not open device unknown-block(1,0). [ 1640.324622][ T4251] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1640.476652][ T4251] md: could not open device unknown-block(1,0). [ 1660.348358][ T4267] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1661.602873][ T4270] md: could not open device unknown-block(1,0). [ 1674.177428][ T4277] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1674.943208][ T4277] md: could not open device unknown-block(1,0). [ 1707.458065][ T4305] md: could not open device unknown-block(1,0). [ 1711.615856][ T4308] block2mtd: error: cannot open device â [ 1723.186921][ T4318] md: could not open device unknown-block(1,0). [ 1723.188345][ T4318] md: md_import_device returned -16 [ 1723.189542][ T4317] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 1724.004594][ T4317] md: could not open device unknown-block(1,0). [ 1727.645138][ T4320] Zero length message leads to an empty skb [ 1738.032924][ C1] ------------[ cut here ]------------ [ 1738.033279][ C1] kernel BUG at [] mm/page_table_check.c:118! [ 1738.034328][ C1] Kernel BUG [#1] [ 1738.038934][ C1] Modules linked in: [ 1738.041774][ C1] CPU: 1 UID: 0 PID: 4331 Comm: syz.1.159 Tainted: G L syzkaller #0 PREEMPT [ 1738.044166][ C1] Tainted: [L]=SOFTLOCKUP [ 1738.045450][ C1] Hardware name: riscv-virtio,qemu (DT) [ 1738.046911][ C1] epc : page_table_check_set+0x9ca/0xc72 [ 1738.049572][ C1] ra : page_table_check_set+0x9ca/0xc72 [ 1738.051142][ C1] epc : ffffffff80cbd16e ra : ffffffff80cbd16e sp : ffff8f8004196a70 [ 1738.052953][ C1] gp : ffffffff8a6d9c00 tp : ffffaf801a84b580 t0 : ffff8f8004197038 [ 1738.054599][ C1] t1 : fffff5ef027b5c09 t2 : ffffffff86c06cb0 s0 : ffff8f8004196af0 [ 1738.056103][ C1] s1 : 0000000000000001 a0 : 0000000000000001 a1 : 0000000000000000 [ 1738.057666][ C1] a2 : 0000000000080000 a3 : ffffffff80cbd16e a4 : ffff8f8004ce9a58 [ 1738.059373][ C1] a5 : 000000000002fa58 a6 : 0000000000000003 a7 : ffffaf8013dae04b [ 1738.061014][ C1] s2 : 00000000000b5600 s3 : 0000000000000000 s4 : ffffaf8013dae000 [ 1738.062721][ C1] s5 : 0000000000000200 s6 : 0000000000000001 s7 : dfffffff00000000 [ 1738.064255][ C1] s8 : ffffffff88e6d260 s9 : 0000000000007fff s10: 0000000000000000 [ 1738.065822][ C1] s11: ffffffff8a7f9d60 t3 : 00000000000000c8 t4 : fffff5ef027b5c09 [ 1738.067373][ C1] t5 : fffff5ef027b5c0a t6 : 0000000000000002 ssp : 0000000000000000 [ 1738.068890][ C1] status: 0000000200000120 badaddr: ffffffff80cbd16e cause: 0000000000000003 [ 1738.070709][ C1] [] page_table_check_set+0x9ca/0xc72 [ 1738.072490][ C1] [] __page_table_check_ptes_set+0x23c/0x4a4 [ 1738.074198][ C1] [] split_huge_pmd_locked+0x1f00/0x241e [ 1738.075850][ C1] [] __split_huge_pmd+0x2aa/0x3d4 [ 1738.077225][ C1] [] vma_adjust_trans_huge+0x272/0x4b2 [ 1738.078810][ C1] [] __split_vma+0xbce/0x1f38 [ 1738.080456][ C1] [] vms_gather_munmap_vmas+0x3b4/0x160a [ 1738.082114][ C1] [] __mmap_region+0x3ec/0x2daa [ 1738.083551][ C1] [] mmap_region+0x340/0x52a [ 1738.084952][ C1] [] do_mmap+0x1034/0x192a [ 1738.086361][ C1] [] vm_mmap_pgoff+0x270/0x41a [ 1738.087816][ C1] [] ksys_mmap_pgoff+0x2c4/0x706 [ 1738.089259][ C1] [] __riscv_sys_mmap+0x11c/0x18c [ 1738.090882][ C1] [] syscall_handler+0x92/0x114 [ 1738.092535][ C1] [] do_trap_ecall_u+0x4ca/0x658 [ 1738.094099][ C1] [] handle_exception+0x168/0x174 [ 1738.096306][ C1] Code: 3097 ff88 80e7 a900 82e3 e404 3097 ff88 80e7 f8e0 (9002) 3097 [ 1738.098668][ C1] ---[ end trace 0000000000000000 ]--- [ 1738.100784][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 1738.102915][ C1] SMP: stopping secondary CPUs [ 1738.105387][ C1] Rebooting in 86400 seconds.. VM DIAGNOSIS: 23:16:36 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff84ad3ab0 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff8663b0b0 vstvec 0000000000000000 mepc ffffffff8053fc22 sepc ffffffff83554eea vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 90131000000aebce x0/zero 0000000000000000 x1/ra ffffffff804de168 x2/sp ffff8f80000062b0 x3/gp ffffffff8a6d9c00 x4/tp ffffaf801c6f8000 x5/t0 ffffffff8828fe08 x6/t1 fffff1ef00000c94 x7/t2 ffffffff9191b3a0 x8/s0 ffff8f8000006290 x9/s1 ffffaf801c036000 x10/a0 0000000000000000 x11/a1 0000000000000000 x12/a2 0000083800000000 x13/a3 ffffffff804db510 x14/a4 0000000000000000 x15/a5 ffffaf801c6f8000 x16/a6 0000083000000000 x17/a7 ffffffff804db362 x18/s2 000000e3f3b52f28 x19/s3 0000000000b61fd4 x20/s4 000000e3f344309c x21/s5 00000000002ab980 x22/s6 0000000000080000 x23/s7 0000000000000000 x24/s8 1ffff5f00b97e9ed x25/s9 0000000000000004 x26/s10 ffffaf805cbf45d0 x27/s11 ffffaf801cf99ac0 x28/t3 ffffffff8829f558 x29/t4 fffff1ef00000c94 x30/t5 fffff1ef00000c95 x31/t6 1ffff1f000000d38 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff8015b2f2 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000022 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff8663b0b0 vstvec 0000000000000000 mepc ffffffff803377b4 sepc ffffffff80cbd16e vsepc 0000000000000000 mcause 8000000000000003 scause 0000000000000003 vscause 0000000000000000 mtval 0000000000000000 stval ffffffff80cbd16e htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080047000 sscratch 0000000000000000 satp 9026f0000009f85c x0/zero 0000000000000000 x1/ra ffffffff8015b2f2 x2/sp ffff8f8004196610 x3/gp ffffffff8a6d9c00 x4/tp ffffaf801a84b580 x5/t0 ffff8f8004196444 x6/t1 fffff5ef0b97bb22 x7/t2 6c2073656c75646f x8/s0 ffff8f8004196730 x9/s1 0000000000004000 x10/a0 0000000000000007 x11/a1 0000000000000000 x12/a2 0000000000004000 x13/a3 ffffffff8015b2f2 x14/a4 0000000000000000 x15/a5 ffffaf801a84b580 x16/a6 000000001f000100 x17/a7 1ffff1f000832cc8 x18/s2 000000000000014a x19/s3 0000000000000000 x20/s4 ffffaf80146a9800 x21/s5 ffffffff8a7ee8c0 x22/s6 0000000000000000 x23/s7 00000000000010eb x24/s8 ffffffff88e6d260 x25/s9 ffff8f80041966c0 x26/s10 ffff8f8004196660 x27/s11 ffffffff8a7f9d60 x28/t3 ffffffff882a15c0 x29/t4 fffff5ef0b97bb22 x30/t5 fffff5ef0b97bb23 x31/t6 ffff8f80041960f8 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000