SEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x9effffff, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:45 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
signalfd4(r0, &(0x7f0000000040)={[0x100]}, 0x8, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$AUTOFS_DEV_IOCTL_FAIL(r1, 0xc0189377, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0, {0x90, 0x7b7f}}, './file0\x00'})
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000100))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
signalfd4(r0, &(0x7f0000000040)={[0x100]}, 0x8, 0x0) (async)
open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (async)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_FAIL(r1, 0xc0189377, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0, {0x90, 0x7b7f}}, './file0\x00'}) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r2) (async)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000100)) (async)

23:22:45 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 2)

[  939.871800] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  939.879060] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  939.886317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  939.893573] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:45 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  939.957485] FAT-fs (loop5): Directory bread(block 73760) failed
[  939.978474] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:45 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000000000000910000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xc00e0000, 0x0, {0x29}}, 0x14}}, 0x0)

[  940.049339] FAULT_INJECTION: forcing a failure.
[  940.049339] name failslab, interval 1, probability 0, space 0, times 0
[  940.088796] CPU: 1 PID: 5579 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  940.096621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  940.105988] Call Trace:
[  940.108594]  dump_stack+0x1fc/0x2ef
[  940.112249]  should_fail.cold+0xa/0xf
[  940.116065]  ? setup_fault_attr+0x200/0x200
[  940.120401]  ? lock_acquire+0x170/0x3c0
[  940.124407]  __should_failslab+0x115/0x180
[  940.128663]  should_failslab+0x5/0x10
[  940.132514]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  940.137723]  __kmalloc_node_track_caller+0x38/0x70
[  940.142672]  __alloc_skb+0xae/0x560
[  940.146316]  netlink_sendmsg+0x9f6/0xc50
[  940.150392]  ? aa_af_perm+0x230/0x230
[  940.154198]  ? nlmsg_notify+0x1f0/0x1f0
[  940.158183]  ? kernel_recvmsg+0x220/0x220
[  940.162353]  ? nlmsg_notify+0x1f0/0x1f0
[  940.166342]  sock_sendmsg+0xc3/0x120
[  940.170066]  ___sys_sendmsg+0x7bb/0x8e0
[  940.174059]  ? check_preemption_disabled+0x41/0x280
[  940.179091]  ? copy_msghdr_from_user+0x440/0x440
[  940.183867]  ? __fget+0x32f/0x510
[  940.187346]  ? lock_downgrade+0x720/0x720
[  940.191514]  ? check_preemption_disabled+0x41/0x280
[  940.196550]  ? check_preemption_disabled+0x41/0x280
[  940.201586]  ? __fget+0x356/0x510
[  940.205053]  ? do_dup2+0x450/0x450
[  940.208600]  ? lock_downgrade+0x720/0x720
[  940.212768]  ? vfs_write+0x3d7/0x540
[  940.213135] Restarting kernel threads ... done.
[  940.216494]  ? __fdget+0x1d0/0x230
[  940.216518]  __x64_sys_sendmsg+0x132/0x220
[  940.216533]  ? __sys_sendmsg+0x1b0/0x1b0
[  940.216544]  ? vfs_write+0x393/0x540
[  940.216568]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  940.242073]  ? trace_hardirqs_off_caller+0x6e/0x210
[  940.247102]  ? do_syscall_64+0x21/0x620
[  940.251090]  do_syscall_64+0xf9/0x620
[  940.254905]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  940.260102] RIP: 0033:0x7f1dcd3b15a9
[  940.263829] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  940.282736] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  940.290461] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:45 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_FREE(r0, 0x3305)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:46 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_FREE(r0, 0x3305)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x8) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:22:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xce71cb93, 0x0, {0x29}}, 0x14}}, 0x0)

[  940.297752] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  940.305027] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  940.312310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  940.319583] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  940.373673] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  940.391129] FAT-fs (loop5): Directory bread(block 74272) failed
[  940.400550] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:46 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000003000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:46 executing program 3:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x191081, 0x0)

23:22:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 3)

23:22:46 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000020000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xf0ffffff, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:46 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  940.422874] Restarting kernel threads ... done.
[  940.428012] FAT-fs (loop1): FAT read failed (blocknr 32)
[  940.446237] Restarting kernel threads ... done.
23:22:46 executing program 3:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x191081, 0x0)

[  940.560528] FAULT_INJECTION: forcing a failure.
[  940.560528] name failslab, interval 1, probability 0, space 0, times 0
[  940.617459] CPU: 0 PID: 5630 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  940.625284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  940.628223] Restarting kernel threads ... done.
[  940.634634] Call Trace:
[  940.634659]  dump_stack+0x1fc/0x2ef
[  940.634678]  should_fail.cold+0xa/0xf
[  940.634695]  ? setup_fault_attr+0x200/0x200
[  940.634715]  ? lock_acquire+0x170/0x3c0
[  940.657636]  __should_failslab+0x115/0x180
[  940.661886]  should_failslab+0x5/0x10
23:22:46 executing program 3:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x191081, 0x0)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x191081, 0x0) (async)

[  940.665703]  kmem_cache_alloc_trace+0x284/0x380
[  940.670399]  nbd_dev_add+0x44/0x890
[  940.674039]  nbd_genl_connect+0x488/0x1630
[  940.678296]  ? nbd_xmit_timeout+0x730/0x730
[  940.682639]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  940.687849]  ? validate_nla+0x270/0x820
[  940.691929]  ? nla_parse+0x1b2/0x290
[  940.695668]  genl_family_rcv_msg+0x642/0xc40
[  940.700094]  ? genl_rcv+0x40/0x40
[  940.703557]  ? genl_rcv_msg+0x12f/0x160
[  940.707538]  ? mutex_trylock+0x1a0/0x1a0
[  940.711608]  ? __radix_tree_lookup+0x216/0x370
[  940.716195]  genl_rcv_msg+0xbf/0x160
[  940.719902]  netlink_rcv_skb+0x160/0x440
[  940.723956]  ? genl_family_rcv_msg+0xc40/0xc40
[  940.728533]  ? netlink_ack+0xae0/0xae0
[  940.732415]  ? genl_rcv+0x15/0x40
[  940.735864]  genl_rcv+0x24/0x40
[  940.739133]  netlink_unicast+0x4d5/0x690
[  940.743185]  ? netlink_sendskb+0x110/0x110
[  940.747408]  ? _copy_from_iter_full+0x229/0x7c0
[  940.752877]  ? __phys_addr_symbol+0x2c/0x70
[  940.757193]  ? __check_object_size+0x17b/0x3e0
[  940.761772]  netlink_sendmsg+0x6c3/0xc50
[  940.765827]  ? aa_af_perm+0x230/0x230
[  940.769627]  ? nlmsg_notify+0x1f0/0x1f0
[  940.773589]  ? kernel_recvmsg+0x220/0x220
[  940.777733]  ? nlmsg_notify+0x1f0/0x1f0
[  940.781702]  sock_sendmsg+0xc3/0x120
[  940.785426]  ___sys_sendmsg+0x7bb/0x8e0
[  940.789414]  ? check_preemption_disabled+0x41/0x280
[  940.794431]  ? copy_msghdr_from_user+0x440/0x440
[  940.799183]  ? __fget+0x32f/0x510
[  940.802634]  ? lock_downgrade+0x720/0x720
[  940.806770]  ? check_preemption_disabled+0x41/0x280
[  940.811777]  ? check_preemption_disabled+0x41/0x280
[  940.816787]  ? __fget+0x356/0x510
[  940.820242]  ? do_dup2+0x450/0x450
[  940.823779]  ? lock_downgrade+0x720/0x720
[  940.827944]  ? vfs_write+0x3d7/0x540
[  940.831664]  ? __fdget+0x1d0/0x230
[  940.835212]  __x64_sys_sendmsg+0x132/0x220
[  940.839470]  ? __sys_sendmsg+0x1b0/0x1b0
[  940.843531]  ? vfs_write+0x393/0x540
[  940.847255]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  940.852613]  ? trace_hardirqs_off_caller+0x6e/0x210
[  940.857625]  ? do_syscall_64+0x21/0x620
[  940.861602]  do_syscall_64+0xf9/0x620
[  940.865399]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  940.870582] RIP: 0033:0x7f1dcd3b15a9
[  940.874297] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  940.893191] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  940.900888] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  940.908162] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:22:46 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x83, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0xfffffffffffff65a)
ioctl$SNAPSHOT_FREE(r0, 0x3305)

[  940.915437] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  940.922693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  940.930301] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  940.947121] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:46 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000030000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  940.967282] nbd: failed to add new device
23:22:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xfffff000, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:46 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0xfffffffffffffffd)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
sendmsg$nl_route(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@ipv4_newroute={0x24, 0x18, 0x10, 0x70bd28, 0x25dfdbfb, {0x2, 0x10, 0x10, 0x71, 0xff, 0x3, 0xfd, 0x5, 0x300}, [@RTA_FLOW={0x8, 0xb, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000005}, 0x8000)

[  940.989825] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  941.029296] FAT-fs (loop1): FAT read failed (blocknr 32)
23:22:46 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000005000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 4)

[  941.071577] Restarting kernel threads ... done.
23:22:46 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0xfffffffffffffffd)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
sendmsg$nl_route(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@ipv4_newroute={0x24, 0x18, 0x10, 0x70bd28, 0x25dfdbfb, {0x2, 0x10, 0x10, 0x71, 0xff, 0x3, 0xfd, 0x5, 0x300}, [@RTA_FLOW={0x8, 0xb, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000005}, 0x8000)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10000, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r1) (async)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0xfffffffffffffffd) (async)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) (async)
sendmsg$nl_route(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@ipv4_newroute={0x24, 0x18, 0x10, 0x70bd28, 0x25dfdbfb, {0x2, 0x10, 0x10, 0x71, 0xff, 0x3, 0xfd, 0x5, 0x300}, [@RTA_FLOW={0x8, 0xb, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000005}, 0x8000) (async)

23:22:46 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x83, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0xfffffffffffff65a)
ioctl$SNAPSHOT_FREE(r0, 0x3305)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x83, 0x0) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0xfffffffffffff65a) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async)

23:22:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xffffff7f, 0x0, {0x29}}, 0x14}}, 0x0)

[  941.157223] FAULT_INJECTION: forcing a failure.
[  941.157223] name failslab, interval 1, probability 0, space 0, times 0
[  941.174292] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  941.210496] CPU: 0 PID: 5662 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  941.217860] Restarting kernel threads ... done.
[  941.218321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  941.232332] Call Trace:
[  941.234934]  dump_stack+0x1fc/0x2ef
[  941.238578]  should_fail.cold+0xa/0xf
[  941.242403]  ? setup_fault_attr+0x200/0x200
[  941.246735]  ? lock_acquire+0x170/0x3c0
[  941.250725]  __should_failslab+0x115/0x180
[  941.255062]  should_failslab+0x5/0x10
[  941.258879]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  941.263997]  __alloc_disk_node+0x69/0x410
[  941.268163]  nbd_dev_add+0x6c/0x890
[  941.271807]  nbd_genl_connect+0x488/0x1630
[  941.276069]  ? nbd_xmit_timeout+0x730/0x730
[  941.280512]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  941.286154]  ? validate_nla+0x270/0x820
[  941.290153]  ? nla_parse+0x1b2/0x290
[  941.293886]  genl_family_rcv_msg+0x642/0xc40
[  941.298320]  ? genl_rcv+0x40/0x40
[  941.301789]  ? genl_rcv_msg+0x12f/0x160
[  941.305770]  ? mutex_trylock+0x1a0/0x1a0
[  941.309843]  ? __radix_tree_lookup+0x216/0x370
[  941.314437]  genl_rcv_msg+0xbf/0x160
[  941.318150]  netlink_rcv_skb+0x160/0x440
[  941.322209]  ? genl_family_rcv_msg+0xc40/0xc40
[  941.326797]  ? netlink_ack+0xae0/0xae0
[  941.330677]  ? genl_rcv+0x15/0x40
[  941.334124]  genl_rcv+0x24/0x40
[  941.337395]  netlink_unicast+0x4d5/0x690
[  941.341454]  ? netlink_sendskb+0x110/0x110
[  941.345680]  ? _copy_from_iter_full+0x229/0x7c0
[  941.350342]  ? __phys_addr_symbol+0x2c/0x70
[  941.354663]  ? __check_object_size+0x17b/0x3e0
[  941.359236]  netlink_sendmsg+0x6c3/0xc50
[  941.363295]  ? aa_af_perm+0x230/0x230
[  941.367093]  ? nlmsg_notify+0x1f0/0x1f0
[  941.371056]  ? kernel_recvmsg+0x220/0x220
[  941.375201]  ? nlmsg_notify+0x1f0/0x1f0
[  941.379169]  sock_sendmsg+0xc3/0x120
[  941.382885]  ___sys_sendmsg+0x7bb/0x8e0
[  941.386855]  ? check_preemption_disabled+0x41/0x280
[  941.391861]  ? copy_msghdr_from_user+0x440/0x440
[  941.396629]  ? __fget+0x32f/0x510
[  941.400077]  ? lock_downgrade+0x720/0x720
[  941.404213]  ? check_preemption_disabled+0x41/0x280
[  941.409224]  ? check_preemption_disabled+0x41/0x280
[  941.414243]  ? __fget+0x356/0x510
[  941.417689]  ? do_dup2+0x450/0x450
[  941.421220]  ? lock_downgrade+0x720/0x720
[  941.425363]  ? vfs_write+0x3d7/0x540
[  941.429076]  ? __fdget+0x1d0/0x230
[  941.432611]  __x64_sys_sendmsg+0x132/0x220
[  941.436841]  ? __sys_sendmsg+0x1b0/0x1b0
[  941.440891]  ? vfs_write+0x393/0x540
[  941.444605]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  941.449959]  ? trace_hardirqs_off_caller+0x6e/0x210
[  941.454972]  ? do_syscall_64+0x21/0x620
[  941.458938]  do_syscall_64+0xf9/0x620
[  941.462732]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  941.467908] RIP: 0033:0x7f1dcd3b15a9
[  941.471620] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  941.490527] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  941.498261] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  941.505517] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  941.512772] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  941.520028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  941.527305] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:47 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000040000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  941.552295] Restarting kernel threads ... done.
23:22:47 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0xfffffffffffffffd) (async)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) (async)
sendmsg$nl_route(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@ipv4_newroute={0x24, 0x18, 0x10, 0x70bd28, 0x25dfdbfb, {0x2, 0x10, 0x10, 0x71, 0xff, 0x3, 0xfd, 0x5, 0x300}, [@RTA_FLOW={0x8, 0xb, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000005}, 0x8000)

23:22:47 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x83, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0xfffffffffffff65a) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305)

23:22:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xffffff9e, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 5)

[  941.585685] nbd: failed to add new device
[  941.592956] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:47 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x501101, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x86ae)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  941.646561] FAT-fs (loop1): FAT read failed (blocknr 32)
[  941.656336] Restarting kernel threads ... done.
23:22:47 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x24101, 0x0)
r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x490a02, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(0xffffffffffffffff, 0x80083313, &(0x7f0000000000))
syz_open_procfs(0x0, &(0x7f00000000c0)='net/softnet_stat\x00')
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x3)

23:22:47 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000006000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  941.710820] FAULT_INJECTION: forcing a failure.
[  941.710820] name failslab, interval 1, probability 0, space 0, times 0
[  941.738146] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  941.766192] CPU: 0 PID: 5702 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  941.774027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  941.783388] Call Trace:
[  941.785991]  dump_stack+0x1fc/0x2ef
[  941.789638]  should_fail.cold+0xa/0xf
[  941.793462]  ? setup_fault_attr+0x200/0x200
[  941.797800]  ? lock_acquire+0x170/0x3c0
[  941.801791]  __should_failslab+0x115/0x180
[  941.806042]  should_failslab+0x5/0x10
[  941.809858]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  941.814983]  __kmalloc_node+0x38/0x70
[  941.818803]  disk_expand_part_tbl+0x1b4/0x3a0
[  941.823319]  __alloc_disk_node+0x118/0x410
[  941.827566]  nbd_dev_add+0x6c/0x890
[  941.831206]  nbd_genl_connect+0x488/0x1630
[  941.835468]  ? nbd_xmit_timeout+0x730/0x730
[  941.839801]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  941.845003]  ? validate_nla+0x270/0x820
[  941.849077]  ? nla_parse+0x1b2/0x290
[  941.852794]  genl_family_rcv_msg+0x642/0xc40
[  941.857194]  ? genl_rcv+0x40/0x40
[  941.860635]  ? genl_rcv_msg+0x12f/0x160
[  941.864604]  ? mutex_trylock+0x1a0/0x1a0
[  941.868663]  ? __radix_tree_lookup+0x216/0x370
[  941.873238]  genl_rcv_msg+0xbf/0x160
[  941.876935]  netlink_rcv_skb+0x160/0x440
[  941.880980]  ? genl_family_rcv_msg+0xc40/0xc40
[  941.885558]  ? netlink_ack+0xae0/0xae0
[  941.889437]  ? genl_rcv+0x15/0x40
[  941.892881]  genl_rcv+0x24/0x40
[  941.896166]  netlink_unicast+0x4d5/0x690
[  941.900228]  ? netlink_sendskb+0x110/0x110
[  941.904452]  ? _copy_from_iter_full+0x229/0x7c0
[  941.909258]  ? __phys_addr_symbol+0x2c/0x70
[  941.913576]  ? __check_object_size+0x17b/0x3e0
[  941.918152]  netlink_sendmsg+0x6c3/0xc50
[  941.922205]  ? aa_af_perm+0x230/0x230
[  941.925990]  ? nlmsg_notify+0x1f0/0x1f0
[  941.929947]  ? kernel_recvmsg+0x220/0x220
[  941.934092]  ? nlmsg_notify+0x1f0/0x1f0
[  941.938387]  sock_sendmsg+0xc3/0x120
[  941.942115]  ___sys_sendmsg+0x7bb/0x8e0
[  941.946090]  ? check_preemption_disabled+0x41/0x280
[  941.951107]  ? copy_msghdr_from_user+0x440/0x440
[  941.955853]  ? __fget+0x32f/0x510
[  941.959312]  ? lock_downgrade+0x720/0x720
[  941.963456]  ? check_preemption_disabled+0x41/0x280
[  941.968567]  ? check_preemption_disabled+0x41/0x280
[  941.973581]  ? __fget+0x356/0x510
[  941.977031]  ? do_dup2+0x450/0x450
[  941.980565]  ? lock_downgrade+0x720/0x720
[  941.984706]  ? vfs_write+0x3d7/0x540
[  941.988405]  ? __fdget+0x1d0/0x230
[  941.991935]  __x64_sys_sendmsg+0x132/0x220
[  941.996153]  ? __sys_sendmsg+0x1b0/0x1b0
[  942.000201]  ? vfs_write+0x393/0x540
[  942.003910]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  942.009383]  ? trace_hardirqs_off_caller+0x6e/0x210
[  942.014384]  ? do_syscall_64+0x21/0x620
[  942.018344]  do_syscall_64+0xf9/0x620
[  942.022143]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  942.027403] RIP: 0033:0x7f1dcd3b15a9
[  942.031501] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  942.050404] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  942.058110] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:47 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000050000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  942.065393] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  942.072649] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  942.079902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  942.087154] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:47 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x24101, 0x0) (async)
r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x490a02, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(0xffffffffffffffff, 0x80083313, &(0x7f0000000000)) (async)
syz_open_procfs(0x0, &(0x7f00000000c0)='net/softnet_stat\x00')
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x3)

[  942.125463] nbd: failed to add new device
23:22:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 6)

23:22:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xfffffff0, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x501101, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x86ae) (async, rerun: 64)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (rerun: 64)

23:22:48 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x24101, 0x0)
r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x490a02, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(0xffffffffffffffff, 0x80083313, &(0x7f0000000000)) (async)
syz_open_procfs(0x0, &(0x7f00000000c0)='net/softnet_stat\x00') (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0x3)

[  942.183792] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  942.211009] FAT-fs (loop1): FAT read failed (blocknr 32)
23:22:48 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000007000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x501101, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x86ae)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  942.285159] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0xffffffff, 0x0, {0x29}}, 0x14}}, 0x0)

23:22:48 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000060000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  942.332372] FAULT_INJECTION: forcing a failure.
[  942.332372] name failslab, interval 1, probability 0, space 0, times 0
[  942.391112] CPU: 0 PID: 5746 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  942.398951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  942.408316] Call Trace:
[  942.410927]  dump_stack+0x1fc/0x2ef
[  942.414580]  should_fail.cold+0xa/0xf
[  942.418394]  ? setup_fault_attr+0x200/0x200
[  942.422729]  ? lock_acquire+0x170/0x3c0
[  942.426723]  __should_failslab+0x115/0x180
[  942.431073]  should_failslab+0x5/0x10
[  942.434887]  kmem_cache_alloc_trace+0x284/0x380
[  942.439579]  rand_initialize_disk+0x3b/0xc0
[  942.443914]  __alloc_disk_node+0x234/0x410
[  942.448165]  nbd_dev_add+0x6c/0x890
[  942.451816]  nbd_genl_connect+0x488/0x1630
[  942.456082]  ? nbd_xmit_timeout+0x730/0x730
[  942.460421]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  942.465625]  ? validate_nla+0x270/0x820
[  942.469624]  ? nla_parse+0x1b2/0x290
[  942.473376]  genl_family_rcv_msg+0x642/0xc40
[  942.477806]  ? genl_rcv+0x40/0x40
[  942.481272]  ? genl_rcv_msg+0x12f/0x160
[  942.485408]  ? mutex_trylock+0x1a0/0x1a0
[  942.489494]  ? __radix_tree_lookup+0x216/0x370
[  942.494103]  genl_rcv_msg+0xbf/0x160
[  942.497838]  netlink_rcv_skb+0x160/0x440
[  942.501916]  ? genl_family_rcv_msg+0xc40/0xc40
[  942.506523]  ? netlink_ack+0xae0/0xae0
[  942.510439]  ? genl_rcv+0x15/0x40
[  942.513912]  genl_rcv+0x24/0x40
[  942.517206]  netlink_unicast+0x4d5/0x690
[  942.521293]  ? netlink_sendskb+0x110/0x110
[  942.525540]  ? _copy_from_iter_full+0x229/0x7c0
[  942.530225]  ? __phys_addr_symbol+0x2c/0x70
[  942.534564]  ? __check_object_size+0x17b/0x3e0
[  942.539170]  netlink_sendmsg+0x6c3/0xc50
[  942.543248]  ? aa_af_perm+0x230/0x230
[  942.547054]  ? nlmsg_notify+0x1f0/0x1f0
[  942.551022]  ? kernel_recvmsg+0x220/0x220
[  942.555168]  ? nlmsg_notify+0x1f0/0x1f0
[  942.559137]  sock_sendmsg+0xc3/0x120
[  942.562844]  ___sys_sendmsg+0x7bb/0x8e0
[  942.566811]  ? check_preemption_disabled+0x41/0x280
[  942.571826]  ? copy_msghdr_from_user+0x440/0x440
[  942.576573]  ? __fget+0x32f/0x510
[  942.580020]  ? lock_downgrade+0x720/0x720
[  942.584160]  ? check_preemption_disabled+0x41/0x280
[  942.589168]  ? check_preemption_disabled+0x41/0x280
[  942.594177]  ? __fget+0x356/0x510
[  942.597624]  ? do_dup2+0x450/0x450
[  942.601154]  ? lock_downgrade+0x720/0x720
[  942.605294]  ? vfs_write+0x3d7/0x540
[  942.609001]  ? __fdget+0x1d0/0x230
[  942.612534]  __x64_sys_sendmsg+0x132/0x220
[  942.616758]  ? __sys_sendmsg+0x1b0/0x1b0
[  942.620806]  ? vfs_write+0x393/0x540
[  942.624516]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  942.629873]  ? trace_hardirqs_off_caller+0x6e/0x210
[  942.634908]  ? do_syscall_64+0x21/0x620
[  942.638877]  do_syscall_64+0xf9/0x620
[  942.642671]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  942.647850] RIP: 0033:0x7f1dcd3b15a9
[  942.651560] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  942.670537] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  942.678250] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10682, 0x0)
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001b00), 0x743428581968efc2, 0x0)
ioctl$SNAPSHOT_FREE(r1, 0x3305)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r2=>r0, {0x100000000}}, './file0\x00'})
r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
sendmmsg(r2, &(0x7f0000003240)=[{{&(0x7f0000000080)=@in6={0xa, 0x4e21, 0x1, @local, 0x10001}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)="c801b6fc61c7ceddfef9ed38896065346548fc852ae42f1f7bab11e20d1af1328d41eb44cc597a193d5a2675f1c692ed25a66a6c2340fc94cf29ad94f3bef5eff3b66e3bf5541329f7d9d1adc0faa341cdafb58627ce1f8b0df1f443d2ab66d32941a995b4ee1b348259f908261373b651f711b4f3257bd1d4debc538e3828ded03d7e090d5ceb41f3f73f9e9b1fb867ee319db1e48eeb883741aaf8fa910abdc7ed50bb9c88c2fd8bd15e775d3e5d9e67dc5dfe412a71d9a98a8f9c0c0f3808e4a107ec6c25001c", 0xc8}, {&(0x7f0000000200)="0cb542550c2c981da9b3ffef54ce4e33365c2523e45462984a808f23e0bb0c9d3c3056f34eafd50717505d4fd64b4b6b23a955eb0a993f86296068e09bc657498c82e55d1623114cbf086c135ddb03422ab7fc2add083d4374d8f73b893fbab086726de1025ffd968aac741f03d2a9d4510dc941a27ab2c142a2c030432e07b137107771c0cff93bc5f519b4388daf1d7c36bea0c7ee28fcbcbd047f92c1c52569447080783f610042d66f7f7b00a997bfec0e622141af91ec82a7962f9fbbb688e7c0f41754ee5c1383406e8012c0c6f57684b945b2", 0xd6}], 0x2, &(0x7f0000001b80)=[{0x88, 0x115, 0x7, "0758e8c5f06242c62b7180a48e86de579c421a6b4c1c5f0c92357188e87900cb9f20466a0b1c560bf8aab3d4c8c413d6b74daa7e52ad3b662941d3f252152cb1f59d18708c42cf1b7d411ee67619252b973f4b62a5509151efe6b66b7315ebbdf3011b370c04a6b47532ae7375bf7ead1817f1a96ae1ad"}, {0x10, 0x111, 0x7}, {0x10, 0x104, 0x5}, {0x100, 0x11, 0x40, "024acba57093f03b2ac45fb008f6c3f30eafdc38b39d9b4612c4dfb76a54e10dddca12fe3eff1a88fed1a2ba8db55586c648964640c9c5910da5a48da3735e167f0d406f7e1fe330c17e4188c4ac5daf3ab6f756550797090f69e9001e15a6dc2f50642d929e36b7a7374eb447acebea032516139df7f63dd8e8c39c311ae67a3f3ac286f59c8dc3f6b2317be7a7dc9bf3050febae26a1ed24fb3dd3a8328435a30eb92ba5cd9c5188bcd5261f89857efc88c7ac1cb52d7e3c65584c4faa46ddb0e8cec229516797696659e36e87f01ac586f468dc707511010e03439f34da92e33199925aa4515efbaecb"}, {0xf0, 0x0, 0xc3, "df0dd6c1d456e2edbff263c14b7a13d02c040dcbcc55deafe0a853f17c68575521dcc361060aa90387ceb0d69c2df34f265e449e963e2ec8923fab45a66ffc802a8c61a75b31569ac58e8fabe99e33adeec5ae1bcd7a9959b5b423aba65d19321ed28590cc75be21d280948f1890a1d697bbeacb75863c4e6c9a2bde266b44e2fc858ef383bad8f101d7f59d649d3dfe60d7d99f400d28b4004490634c0e45fe08a021d1b674a59fa40778fb43535f861edc7663b6ed5a1ba06637020b50b65241bc555b65aa772c52c721763a89eebe765dc26b6c0a846021b89d7fe10987"}, {0x58, 0x116, 0x5, "90e1b4aff1249a75f4a4c3d429ace3a55b0b23929ad53114d0dafb58633998c4fc734fc2128cd587753c757d8adfcaaeb409b7afa78d97109a851f8c924a54349aed0547c50f"}, {0x28, 0x103, 0x4, "8f26999c8d8f361651d0c44225c40d1f52c93a"}, {0x30, 0x107, 0x7fff, "1fb59b8cb5ac6d4c79c69ac45ae13b8944b8feee5117f10a6d4997e441d56b82"}], 0x348}}, {{&(0x7f0000000340)=@sco, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000740)="80ca82e0da1d5b4a643ddc646b5f6afa5630ad116f2d78c81f8be3a566028f6e7c7d2ce48087cb7f52d1d2cb2d292fca1e625a7b20024edebd6f52985bf7902e465f63d40300f8cfb69b2f9deeec0ae9f3a310ad56631756ec388ad780e5fc4e4685079e256bdb61f35f05d7a515e261ce0171fc1e3c403996f1a05d17c58799f0e2967d5c31184969c54e386772829d8db02277ecbe17c0843afcdec8b953c4db95c2cd3426a75f9c", 0xa9}, {&(0x7f0000000800)="f8f52e7900de03fa1a3a6ef920e26e2336845bcc31f3555c9c1368f7c1c02cf632e09512ff9b3fefda5e5f2d654adb3472089b5bd9565319a878128276e706c97d99518692661938911c3197a97b57a96c12e730ab9deeead8f351c5b8cc9dbb1b539b61471608b0a86c5d078f0badd8e496ebcca1b26203ab34bc0774092a175255c83d894af8c63d363bef2bf92fecfd4cfcb45aead7199cf282e36dd600f36ef2b37af9bbe69f226f9a23aedd077480ea7198dc775de89f583a0df351d5c8d5e0bcd6ee8793305325b06bc43f6e4bd5aeb503338475169c", 0xd9}], 0x2, &(0x7f0000000900)=ANY=[@ANYBLOB="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{&(0x7f0000002000)="c7af4b5a5835182c8d5bd520608868a71f29459481e37ffe5bf44771f281f7d93a78943640beab93afc607bc05cb1362c012e2784a5930cf1bfb9c50146eff186f4eb3ff69eeda814066ecec7b1f3368f786ece205a96514b3b6e97786dc0df0568b544d478c5d4d136a4ee103cef06e4bbe48ce80500668e6e1a7412d2b4e226afe962129b25622da83c8ea", 0x8c}, {&(0x7f00000020c0)="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0x1000}, {&(0x7f0000000700)="f39aea1d13fcde83d5b3dd406a02fbe0bd2c3a9aca77b66633f78b27e774e8f920b598b7d932e32577bd1370bac24c891d608401b1", 0x35}], 0x8, &(0x7f0000003140)=[{0xb0, 0x10a, 0x7fffffff, "d6c94770dadf98a597feacf9858e0b0a196855f7d0997b9d6e75408eda715d7bf001c5cefa63ffb46730f6433e0e332bd3e8fbf74dff692fabdaa02db80a60f240ad2716b7c7905620b3b6b96de4f0ab9d9b32e0774d4ef1b25e49b7bc3d2cbeeeb142bd9b6bba2a82b6d054c7ef3d27ee51e49d80b2f0c99e133c91eca22609d69ac3ffdb7fa542c34e64cc8f381270331501dce0c0ad83eb3be80c8d7f5037"}, {0x18, 0x10e, 0x8001, "e9af25eff38d6f"}], 0xc8}}], 0x3, 0x4018)
ioctl$SNAPSHOT_S2RAM(r2, 0x330b)

23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
fcntl$getownex(r0, 0x10, &(0x7f0000000040))

23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
fcntl$getownex(r0, 0x10, &(0x7f0000000040))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b) (async)
fcntl$getownex(r0, 0x10, &(0x7f0000000040)) (async)

[  942.685507] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  942.692768] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  942.700027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  942.707285] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  942.723212] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
fcntl$getownex(r0, 0x10, &(0x7f0000000040))

[  942.737069] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  942.750849] FAT-fs (loop1): FAT read failed (blocknr 32)
23:22:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 7)

23:22:48 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000009000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:48 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000070000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10682, 0x0)
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001b00), 0x743428581968efc2, 0x0)
ioctl$SNAPSHOT_FREE(r1, 0x3305) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r2=>r0, {0x100000000}}, './file0\x00'}) (async)
r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
sendmmsg(r2, &(0x7f0000003240)=[{{&(0x7f0000000080)=@in6={0xa, 0x4e21, 0x1, @local, 0x10001}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)="c801b6fc61c7ceddfef9ed38896065346548fc852ae42f1f7bab11e20d1af1328d41eb44cc597a193d5a2675f1c692ed25a66a6c2340fc94cf29ad94f3bef5eff3b66e3bf5541329f7d9d1adc0faa341cdafb58627ce1f8b0df1f443d2ab66d32941a995b4ee1b348259f908261373b651f711b4f3257bd1d4debc538e3828ded03d7e090d5ceb41f3f73f9e9b1fb867ee319db1e48eeb883741aaf8fa910abdc7ed50bb9c88c2fd8bd15e775d3e5d9e67dc5dfe412a71d9a98a8f9c0c0f3808e4a107ec6c25001c", 0xc8}, {&(0x7f0000000200)="0cb542550c2c981da9b3ffef54ce4e33365c2523e45462984a808f23e0bb0c9d3c3056f34eafd50717505d4fd64b4b6b23a955eb0a993f86296068e09bc657498c82e55d1623114cbf086c135ddb03422ab7fc2add083d4374d8f73b893fbab086726de1025ffd968aac741f03d2a9d4510dc941a27ab2c142a2c030432e07b137107771c0cff93bc5f519b4388daf1d7c36bea0c7ee28fcbcbd047f92c1c52569447080783f610042d66f7f7b00a997bfec0e622141af91ec82a7962f9fbbb688e7c0f41754ee5c1383406e8012c0c6f57684b945b2", 0xd6}], 0x2, &(0x7f0000001b80)=[{0x88, 0x115, 0x7, "0758e8c5f06242c62b7180a48e86de579c421a6b4c1c5f0c92357188e87900cb9f20466a0b1c560bf8aab3d4c8c413d6b74daa7e52ad3b662941d3f252152cb1f59d18708c42cf1b7d411ee67619252b973f4b62a5509151efe6b66b7315ebbdf3011b370c04a6b47532ae7375bf7ead1817f1a96ae1ad"}, {0x10, 0x111, 0x7}, {0x10, 0x104, 0x5}, {0x100, 0x11, 0x40, "024acba57093f03b2ac45fb008f6c3f30eafdc38b39d9b4612c4dfb76a54e10dddca12fe3eff1a88fed1a2ba8db55586c648964640c9c5910da5a48da3735e167f0d406f7e1fe330c17e4188c4ac5daf3ab6f756550797090f69e9001e15a6dc2f50642d929e36b7a7374eb447acebea032516139df7f63dd8e8c39c311ae67a3f3ac286f59c8dc3f6b2317be7a7dc9bf3050febae26a1ed24fb3dd3a8328435a30eb92ba5cd9c5188bcd5261f89857efc88c7ac1cb52d7e3c65584c4faa46ddb0e8cec229516797696659e36e87f01ac586f468dc707511010e03439f34da92e33199925aa4515efbaecb"}, {0xf0, 0x0, 0xc3, "df0dd6c1d456e2edbff263c14b7a13d02c040dcbcc55deafe0a853f17c68575521dcc361060aa90387ceb0d69c2df34f265e449e963e2ec8923fab45a66ffc802a8c61a75b31569ac58e8fabe99e33adeec5ae1bcd7a9959b5b423aba65d19321ed28590cc75be21d280948f1890a1d697bbeacb75863c4e6c9a2bde266b44e2fc858ef383bad8f101d7f59d649d3dfe60d7d99f400d28b4004490634c0e45fe08a021d1b674a59fa40778fb43535f861edc7663b6ed5a1ba06637020b50b65241bc555b65aa772c52c721763a89eebe765dc26b6c0a846021b89d7fe10987"}, {0x58, 0x116, 0x5, "90e1b4aff1249a75f4a4c3d429ace3a55b0b23929ad53114d0dafb58633998c4fc734fc2128cd587753c757d8adfcaaeb409b7afa78d97109a851f8c924a54349aed0547c50f"}, {0x28, 0x103, 0x4, "8f26999c8d8f361651d0c44225c40d1f52c93a"}, {0x30, 0x107, 0x7fff, "1fb59b8cb5ac6d4c79c69ac45ae13b8944b8feee5117f10a6d4997e441d56b82"}], 0x348}}, {{&(0x7f0000000340)=@sco, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000740)="80ca82e0da1d5b4a643ddc646b5f6afa5630ad116f2d78c81f8be3a566028f6e7c7d2ce48087cb7f52d1d2cb2d292fca1e625a7b20024edebd6f52985bf7902e465f63d40300f8cfb69b2f9deeec0ae9f3a310ad56631756ec388ad780e5fc4e4685079e256bdb61f35f05d7a515e261ce0171fc1e3c403996f1a05d17c58799f0e2967d5c31184969c54e386772829d8db02277ecbe17c0843afcdec8b953c4db95c2cd3426a75f9c", 0xa9}, {&(0x7f0000000800)="f8f52e7900de03fa1a3a6ef920e26e2336845bcc31f3555c9c1368f7c1c02cf632e09512ff9b3fefda5e5f2d654adb3472089b5bd9565319a878128276e706c97d99518692661938911c3197a97b57a96c12e730ab9deeead8f351c5b8cc9dbb1b539b61471608b0a86c5d078f0badd8e496ebcca1b26203ab34bc0774092a175255c83d894af8c63d363bef2bf92fecfd4cfcb45aead7199cf282e36dd600f36ef2b37af9bbe69f226f9a23aedd077480ea7198dc775de89f583a0df351d5c8d5e0bcd6ee8793305325b06bc43f6e4bd5aeb503338475169c", 0xd9}], 0x2, 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{&(0x7f0000002000)="c7af4b5a5835182c8d5bd520608868a71f29459481e37ffe5bf44771f281f7d93a78943640beab93afc607bc05cb1362c012e2784a5930cf1bfb9c50146eff186f4eb3ff69eeda814066ecec7b1f3368f786ece205a96514b3b6e97786dc0df0568b544d478c5d4d136a4ee103cef06e4bbe48ce80500668e6e1a7412d2b4e226afe962129b25622da83c8ea", 0x8c}, {&(0x7f00000020c0)="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0x1000}, {&(0x7f0000000700)="f39aea1d13fcde83d5b3dd406a02fbe0bd2c3a9aca77b66633f78b27e774e8f920b598b7d932e32577bd1370bac24c891d608401b1", 0x35}], 0x8, &(0x7f0000003140)=[{0xb0, 0x10a, 0x7fffffff, "d6c94770dadf98a597feacf9858e0b0a196855f7d0997b9d6e75408eda715d7bf001c5cefa63ffb46730f6433e0e332bd3e8fbf74dff692fabdaa02db80a60f240ad2716b7c7905620b3b6b96de4f0ab9d9b32e0774d4ef1b25e49b7bc3d2cbeeeb142bd9b6bba2a82b6d054c7ef3d27ee51e49d80b2f0c99e133c91eca22609d69ac3ffdb7fa542c34e64cc8f381270331501dce0c0ad83eb3be80c8d7f5037"}, {0x18, 0x10e, 0x8001, "e9af25eff38d6f"}], 0xc8}}], 0x3, 0x4018)
ioctl$SNAPSHOT_S2RAM(r2, 0x330b)

23:22:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x0, {0x29}}, 0x14}}, 0x0)

[  942.853110] nbd: couldn't find device at index -1577385984
23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0xe175dee50d6dfc10, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10682, 0x0) (async)
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001b00), 0x743428581968efc2, 0x0)
ioctl$SNAPSHOT_FREE(r1, 0x3305) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r2=>r0, {0x100000000}}, './file0\x00'}) (async)
r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
sendmmsg(r2, &(0x7f0000003240)=[{{&(0x7f0000000080)=@in6={0xa, 0x4e21, 0x1, @local, 0x10001}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)="c801b6fc61c7ceddfef9ed38896065346548fc852ae42f1f7bab11e20d1af1328d41eb44cc597a193d5a2675f1c692ed25a66a6c2340fc94cf29ad94f3bef5eff3b66e3bf5541329f7d9d1adc0faa341cdafb58627ce1f8b0df1f443d2ab66d32941a995b4ee1b348259f908261373b651f711b4f3257bd1d4debc538e3828ded03d7e090d5ceb41f3f73f9e9b1fb867ee319db1e48eeb883741aaf8fa910abdc7ed50bb9c88c2fd8bd15e775d3e5d9e67dc5dfe412a71d9a98a8f9c0c0f3808e4a107ec6c25001c", 0xc8}, {&(0x7f0000000200)="0cb542550c2c981da9b3ffef54ce4e33365c2523e45462984a808f23e0bb0c9d3c3056f34eafd50717505d4fd64b4b6b23a955eb0a993f86296068e09bc657498c82e55d1623114cbf086c135ddb03422ab7fc2add083d4374d8f73b893fbab086726de1025ffd968aac741f03d2a9d4510dc941a27ab2c142a2c030432e07b137107771c0cff93bc5f519b4388daf1d7c36bea0c7ee28fcbcbd047f92c1c52569447080783f610042d66f7f7b00a997bfec0e622141af91ec82a7962f9fbbb688e7c0f41754ee5c1383406e8012c0c6f57684b945b2", 0xd6}], 0x2, &(0x7f0000001b80)=[{0x88, 0x115, 0x7, "0758e8c5f06242c62b7180a48e86de579c421a6b4c1c5f0c92357188e87900cb9f20466a0b1c560bf8aab3d4c8c413d6b74daa7e52ad3b662941d3f252152cb1f59d18708c42cf1b7d411ee67619252b973f4b62a5509151efe6b66b7315ebbdf3011b370c04a6b47532ae7375bf7ead1817f1a96ae1ad"}, {0x10, 0x111, 0x7}, {0x10, 0x104, 0x5}, {0x100, 0x11, 0x40, "024acba57093f03b2ac45fb008f6c3f30eafdc38b39d9b4612c4dfb76a54e10dddca12fe3eff1a88fed1a2ba8db55586c648964640c9c5910da5a48da3735e167f0d406f7e1fe330c17e4188c4ac5daf3ab6f756550797090f69e9001e15a6dc2f50642d929e36b7a7374eb447acebea032516139df7f63dd8e8c39c311ae67a3f3ac286f59c8dc3f6b2317be7a7dc9bf3050febae26a1ed24fb3dd3a8328435a30eb92ba5cd9c5188bcd5261f89857efc88c7ac1cb52d7e3c65584c4faa46ddb0e8cec229516797696659e36e87f01ac586f468dc707511010e03439f34da92e33199925aa4515efbaecb"}, {0xf0, 0x0, 0xc3, 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{&(0x7f0000002000)="c7af4b5a5835182c8d5bd520608868a71f29459481e37ffe5bf44771f281f7d93a78943640beab93afc607bc05cb1362c012e2784a5930cf1bfb9c50146eff186f4eb3ff69eeda814066ecec7b1f3368f786ece205a96514b3b6e97786dc0df0568b544d478c5d4d136a4ee103cef06e4bbe48ce80500668e6e1a7412d2b4e226afe962129b25622da83c8ea", 0x8c}, {&(0x7f00000020c0)="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", 0x1000}, {&(0x7f0000000700)="f39aea1d13fcde83d5b3dd406a02fbe0bd2c3a9aca77b66633f78b27e774e8f920b598b7d932e32577bd1370bac24c891d608401b1", 0x35}], 0x8, &(0x7f0000003140)=[{0xb0, 0x10a, 0x7fffffff, "d6c94770dadf98a597feacf9858e0b0a196855f7d0997b9d6e75408eda715d7bf001c5cefa63ffb46730f6433e0e332bd3e8fbf74dff692fabdaa02db80a60f240ad2716b7c7905620b3b6b96de4f0ab9d9b32e0774d4ef1b25e49b7bc3d2cbeeeb142bd9b6bba2a82b6d054c7ef3d27ee51e49d80b2f0c99e133c91eca22609d69ac3ffdb7fa542c34e64cc8f381270331501dce0c0ad83eb3be80c8d7f5037"}, {0x18, 0x10e, 0x8001, "e9af25eff38d6f"}], 0xc8}}], 0x3, 0x4018)
ioctl$SNAPSHOT_S2RAM(r2, 0x330b)

23:22:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2, {0x29}}, 0x14}}, 0x0)

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x408000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r1, 0x8010671f, &(0x7f0000000080)={&(0x7f0000000040)=""/49, 0x31})

[  943.043802] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  943.066094] FAULT_INJECTION: forcing a failure.
[  943.066094] name failslab, interval 1, probability 0, space 0, times 0
23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0xe175dee50d6dfc10, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0xe175dee50d6dfc10, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  943.090684] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  943.101241] FAT-fs (loop1): FAT read failed (blocknr 32)
[  943.128073] CPU: 0 PID: 5809 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
23:22:48 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0xe175dee50d6dfc10, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:48 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x408000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r1, 0x8010671f, &(0x7f0000000080)={&(0x7f0000000040)=""/49, 0x31})
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x408000, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r1, 0x8010671f, &(0x7f0000000080)={&(0x7f0000000040)=""/49, 0x31}) (async)

[  943.135907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  943.145355] Call Trace:
[  943.147957]  dump_stack+0x1fc/0x2ef
[  943.151601]  should_fail.cold+0xa/0xf
[  943.155416]  ? setup_fault_attr+0x200/0x200
[  943.159745]  ? lock_acquire+0x170/0x3c0
[  943.163731]  __should_failslab+0x115/0x180
[  943.167971]  should_failslab+0x5/0x10
[  943.171767]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  943.176887]  __kmalloc_node+0x38/0x70
[  943.180677]  blk_mq_alloc_tag_set+0x330/0xa30
[  943.185220]  nbd_dev_add+0x297/0x890
[  943.188932]  nbd_genl_connect+0x488/0x1630
[  943.193159]  ? nbd_xmit_timeout+0x730/0x730
[  943.197469]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  943.202648]  ? validate_nla+0x270/0x820
[  943.206609]  ? nla_parse+0x1b2/0x290
[  943.210308]  genl_family_rcv_msg+0x642/0xc40
[  943.214698]  ? genl_rcv+0x40/0x40
[  943.218131]  ? genl_rcv_msg+0x12f/0x160
[  943.222097]  ? mutex_trylock+0x1a0/0x1a0
[  943.226154]  ? __radix_tree_lookup+0x216/0x370
[  943.230722]  genl_rcv_msg+0xbf/0x160
[  943.234420]  netlink_rcv_skb+0x160/0x440
[  943.238465]  ? genl_family_rcv_msg+0xc40/0xc40
[  943.243057]  ? netlink_ack+0xae0/0xae0
[  943.246946]  ? genl_rcv+0x15/0x40
[  943.250403]  genl_rcv+0x24/0x40
[  943.253665]  netlink_unicast+0x4d5/0x690
[  943.257725]  ? netlink_sendskb+0x110/0x110
[  943.261951]  ? _copy_from_iter_full+0x229/0x7c0
[  943.266711]  ? __phys_addr_symbol+0x2c/0x70
[  943.271032]  ? __check_object_size+0x17b/0x3e0
[  943.275624]  netlink_sendmsg+0x6c3/0xc50
[  943.279697]  ? aa_af_perm+0x230/0x230
[  943.283512]  ? nlmsg_notify+0x1f0/0x1f0
[  943.287856]  ? kernel_recvmsg+0x220/0x220
[  943.292001]  ? nlmsg_notify+0x1f0/0x1f0
[  943.295977]  sock_sendmsg+0xc3/0x120
[  943.299703]  ___sys_sendmsg+0x7bb/0x8e0
[  943.303667]  ? check_preemption_disabled+0x41/0x280
[  943.308677]  ? copy_msghdr_from_user+0x440/0x440
[  943.313417]  ? __fget+0x32f/0x510
[  943.316859]  ? lock_downgrade+0x720/0x720
[  943.320990]  ? check_preemption_disabled+0x41/0x280
[  943.326017]  ? check_preemption_disabled+0x41/0x280
[  943.331056]  ? __fget+0x356/0x510
[  943.334500]  ? do_dup2+0x450/0x450
[  943.338030]  ? lock_downgrade+0x720/0x720
[  943.342166]  ? vfs_write+0x3d7/0x540
[  943.345864]  ? __fdget+0x1d0/0x230
[  943.349401]  __x64_sys_sendmsg+0x132/0x220
[  943.354318]  ? __sys_sendmsg+0x1b0/0x1b0
[  943.358363]  ? vfs_write+0x393/0x540
[  943.362065]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  943.367427]  ? trace_hardirqs_off_caller+0x6e/0x210
[  943.372438]  ? do_syscall_64+0x21/0x620
[  943.376410]  do_syscall_64+0xf9/0x620
[  943.380206]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  943.385383] RIP: 0033:0x7f1dcd3b15a9
[  943.389115] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  943.408002] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  943.415718] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  943.424294] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  943.431563] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  943.439015] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  943.446269] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 8)

23:22:49 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000000a000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:49 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000080000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:49 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000005, 0x50, 0xffffffffffffffff, 0xf61f7000)

23:22:49 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x408000, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r1, 0x8010671f, &(0x7f0000000080)={&(0x7f0000000040)=""/49, 0x31})

23:22:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x3, {0x29}}, 0x14}}, 0x0)

[  943.564553] nbd: failed to add new device
23:22:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x4, {0x29}}, 0x14}}, 0x0)

23:22:49 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000005, 0x50, 0xffffffffffffffff, 0xf61f7000)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000005, 0x50, 0xffffffffffffffff, 0xf61f7000) (async)

[  943.658495] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:49 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x8403, 0x0)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)

[  943.698791] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:49 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000090000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  943.743760] FAT-fs (loop1): FAT read failed (blocknr 32)
[  943.759155] FAULT_INJECTION: forcing a failure.
[  943.759155] name failslab, interval 1, probability 0, space 0, times 0
[  943.783706] CPU: 1 PID: 5855 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  943.791531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  943.800888] Call Trace:
[  943.803486]  dump_stack+0x1fc/0x2ef
[  943.807128]  should_fail.cold+0xa/0xf
[  943.810938]  ? setup_fault_attr+0x200/0x200
[  943.815256]  ? lock_acquire+0x170/0x3c0
[  943.819219]  __should_failslab+0x115/0x180
[  943.823452]  should_failslab+0x5/0x10
[  943.827248]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  943.832349]  __kmalloc_node+0x38/0x70
[  943.836141]  blk_mq_alloc_tag_set+0x3c2/0xa30
[  943.840630]  nbd_dev_add+0x297/0x890
[  943.844351]  nbd_genl_connect+0x488/0x1630
[  943.848582]  ? nbd_xmit_timeout+0x730/0x730
[  943.852907]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  943.858099]  ? validate_nla+0x270/0x820
[  943.862074]  ? nla_parse+0x1b2/0x290
[  943.865797]  genl_family_rcv_msg+0x642/0xc40
[  943.870207]  ? genl_rcv+0x40/0x40
[  943.873642]  ? genl_rcv_msg+0x12f/0x160
[  943.877597]  ? mutex_trylock+0x1a0/0x1a0
[  943.881658]  ? __radix_tree_lookup+0x216/0x370
[  943.886238]  genl_rcv_msg+0xbf/0x160
[  943.889936]  netlink_rcv_skb+0x160/0x440
[  943.893989]  ? genl_family_rcv_msg+0xc40/0xc40
[  943.898568]  ? netlink_ack+0xae0/0xae0
[  943.902450]  ? genl_rcv+0x15/0x40
[  943.905921]  genl_rcv+0x24/0x40
[  943.909197]  netlink_unicast+0x4d5/0x690
[  943.913274]  ? netlink_sendskb+0x110/0x110
[  943.917517]  ? _copy_from_iter_full+0x229/0x7c0
[  943.922188]  ? __phys_addr_symbol+0x2c/0x70
[  943.926505]  ? __check_object_size+0x17b/0x3e0
[  943.931089]  netlink_sendmsg+0x6c3/0xc50
[  943.935147]  ? aa_af_perm+0x230/0x230
[  943.938932]  ? nlmsg_notify+0x1f0/0x1f0
[  943.942895]  ? kernel_recvmsg+0x220/0x220
[  943.947041]  ? nlmsg_notify+0x1f0/0x1f0
[  943.951011]  sock_sendmsg+0xc3/0x120
[  943.954719]  ___sys_sendmsg+0x7bb/0x8e0
[  943.958821]  ? check_preemption_disabled+0x41/0x280
[  943.963837]  ? copy_msghdr_from_user+0x440/0x440
[  943.968596]  ? __fget+0x32f/0x510
[  943.972051]  ? lock_downgrade+0x720/0x720
[  943.976208]  ? check_preemption_disabled+0x41/0x280
[  943.981225]  ? check_preemption_disabled+0x41/0x280
[  943.986238]  ? __fget+0x356/0x510
[  943.989675]  ? do_dup2+0x450/0x450
[  943.993210]  ? lock_downgrade+0x720/0x720
[  943.997364]  ? vfs_write+0x3d7/0x540
[  944.001090]  ? __fdget+0x1d0/0x230
[  944.004642]  __x64_sys_sendmsg+0x132/0x220
[  944.008885]  ? __sys_sendmsg+0x1b0/0x1b0
[  944.012939]  ? vfs_write+0x393/0x540
[  944.016651]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  944.022012]  ? trace_hardirqs_off_caller+0x6e/0x210
[  944.027021]  ? do_syscall_64+0x21/0x620
[  944.030990]  do_syscall_64+0xf9/0x620
[  944.034788]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  944.039969] RIP: 0033:0x7f1dcd3b15a9
[  944.043695] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  944.062601] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  944.070306] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  944.077569] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  944.084922] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
23:22:49 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x8403, 0x0)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)

23:22:49 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000005, 0x50, 0xffffffffffffffff, 0xf61f7000)

[  944.092193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  944.099473] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  944.120250] nbd: failed to add new device
23:22:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 9)

23:22:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x5, {0x29}}, 0x14}}, 0x0)

23:22:50 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000000c000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:50 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x8403, 0x0)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)

23:22:50 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000140)=ANY=[@ANYBLOB="010099000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB="2e2f66696c653000973d3523a79ef8ee01b5a7f51b994901c6e574c629fa10e47138967ad8d34d99dc14eef6c0"])
ioctl$SNAPSHOT_SET_SWAP_AREA(r1, 0x400c330d, &(0x7f0000000100)={0x4, 0x1000})
r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040), 0x80001, 0x0)
ioctl$SNAPSHOT_ALLOC_SWAP_PAGE(r2, 0x80083314, &(0x7f0000000080))

23:22:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x6, {0x29}}, 0x14}}, 0x0)

[  944.284347] FAULT_INJECTION: forcing a failure.
[  944.284347] name failslab, interval 1, probability 0, space 0, times 0
[  944.324147] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:50 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x44ce02, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  944.344110] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  944.349035] CPU: 0 PID: 5878 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  944.361643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  944.371004] Call Trace:
[  944.373695]  dump_stack+0x1fc/0x2ef
[  944.377343]  should_fail.cold+0xa/0xf
[  944.381163]  ? setup_fault_attr+0x200/0x200
[  944.385494]  ? lock_acquire+0x170/0x3c0
[  944.389487]  __should_failslab+0x115/0x180
23:22:50 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x44ce02, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x44ce02, 0x0) (async)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

23:22:50 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000a0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  944.393734]  should_failslab+0x5/0x10
[  944.397537]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  944.402657]  blk_mq_init_tags+0x6a/0x2b0
[  944.406733]  blk_mq_alloc_rq_map+0x9d/0x230
[  944.411069]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  944.416257]  blk_mq_alloc_tag_set+0x589/0xa30
[  944.416283]  nbd_dev_add+0x297/0x890
[  944.416302]  nbd_genl_connect+0x488/0x1630
[  944.416323]  ? nbd_xmit_timeout+0x730/0x730
[  944.416341]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  944.416358]  ? validate_nla+0x270/0x820
[  944.416378]  ? nla_parse+0x1b2/0x290
[  944.416397]  genl_family_rcv_msg+0x642/0xc40
[  944.416416]  ? genl_rcv+0x40/0x40
[  944.416428]  ? genl_rcv_msg+0x12f/0x160
[  944.416442]  ? mutex_trylock+0x1a0/0x1a0
[  944.416466]  ? __radix_tree_lookup+0x216/0x370
[  944.416487]  genl_rcv_msg+0xbf/0x160
[  944.416502]  netlink_rcv_skb+0x160/0x440
23:22:50 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x44ce02, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  944.416517]  ? genl_family_rcv_msg+0xc40/0xc40
[  944.416532]  ? netlink_ack+0xae0/0xae0
[  944.416548]  ? genl_rcv+0x15/0x40
[  944.416569]  genl_rcv+0x24/0x40
[  944.416581]  netlink_unicast+0x4d5/0x690
[  944.416598]  ? netlink_sendskb+0x110/0x110
[  944.416610]  ? _copy_from_iter_full+0x229/0x7c0
[  944.416625]  ? __phys_addr_symbol+0x2c/0x70
[  944.416641]  ? __check_object_size+0x17b/0x3e0
[  944.416657]  netlink_sendmsg+0x6c3/0xc50
[  944.416672]  ? aa_af_perm+0x230/0x230
[  944.416683]  ? nlmsg_notify+0x1f0/0x1f0
23:22:50 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000140)=ANY=[@ANYBLOB="010099000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB="2e2f66696c653000973d3523a79ef8ee01b5a7f51b994901c6e574c629fa10e47138967ad8d34d99dc14eef6c0"])
ioctl$SNAPSHOT_SET_SWAP_AREA(r1, 0x400c330d, &(0x7f0000000100)={0x4, 0x1000})
r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040), 0x80001, 0x0)
ioctl$SNAPSHOT_ALLOC_SWAP_PAGE(r2, 0x80083314, &(0x7f0000000080))

[  944.416694]  ? kernel_recvmsg+0x220/0x220
[  944.416715]  ? nlmsg_notify+0x1f0/0x1f0
[  944.416732]  sock_sendmsg+0xc3/0x120
[  944.416746]  ___sys_sendmsg+0x7bb/0x8e0
[  944.416763]  ? check_preemption_disabled+0x41/0x280
[  944.416775]  ? copy_msghdr_from_user+0x440/0x440
[  944.416791]  ? __fget+0x32f/0x510
[  944.416809]  ? lock_downgrade+0x720/0x720
[  944.416822]  ? check_preemption_disabled+0x41/0x280
[  944.416838]  ? check_preemption_disabled+0x41/0x280
[  944.416855]  ? __fget+0x356/0x510
[  944.416870]  ? do_dup2+0x450/0x450
[  944.416884]  ? lock_downgrade+0x720/0x720
[  944.416898]  ? vfs_write+0x3d7/0x540
[  944.416914]  ? __fdget+0x1d0/0x230
[  944.416932]  __x64_sys_sendmsg+0x132/0x220
[  944.416952]  ? __sys_sendmsg+0x1b0/0x1b0
[  944.416964]  ? vfs_write+0x393/0x540
[  944.416988]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  944.417003]  ? trace_hardirqs_off_caller+0x6e/0x210
[  944.417019]  ? do_syscall_64+0x21/0x620
[  944.417036]  do_syscall_64+0xf9/0x620
[  944.417054]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  944.417066] RIP: 0033:0x7f1dcd3b15a9
[  944.417079] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  944.417087] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  944.417100] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  944.417108] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:22:50 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async, rerun: 64)
ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000140)=ANY=[@ANYBLOB="010099000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB="2e2f66696c653000973d3523a79ef8ee01b5a7f51b994901c6e574c629fa10e47138967ad8d34d99dc14eef6c0"]) (async, rerun: 64)
ioctl$SNAPSHOT_SET_SWAP_AREA(r1, 0x400c330d, &(0x7f0000000100)={0x4, 0x1000})
r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040), 0x80001, 0x0)
ioctl$SNAPSHOT_ALLOC_SWAP_PAGE(r2, 0x80083314, &(0x7f0000000080))

23:22:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 10)

23:22:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x7, {0x29}}, 0x14}}, 0x0)

[  944.417115] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  944.417122] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  944.417129] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  944.433230] FAT-fs (loop1): FAT read failed (blocknr 32)
[  944.444457] blk-mq: reduced tag depth (128 -> 64)
[  944.450426] nbd: couldn't find device at index -1577385984
23:22:50 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000000e000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:50 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000c0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  944.809854] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:50 executing program 0:
setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(0xffffffffffffffff, 0x330f, 0x4)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x8, {0x29}}, 0x14}}, 0x0)

[  944.903289] FAULT_INJECTION: forcing a failure.
[  944.903289] name failslab, interval 1, probability 0, space 0, times 0
[  944.924859] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  944.933871] FAT-fs (loop1): FAT read failed (blocknr 32)
[  944.939760] CPU: 1 PID: 5929 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  944.947571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  944.956934] Call Trace:
[  944.959536]  dump_stack+0x1fc/0x2ef
[  944.963177]  should_fail.cold+0xa/0xf
[  944.966996]  ? setup_fault_attr+0x200/0x200
[  944.971330]  ? lock_acquire+0x170/0x3c0
[  944.975321]  __should_failslab+0x115/0x180
[  944.979567]  should_failslab+0x5/0x10
[  944.983375]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  944.988493]  __kmalloc_node+0x38/0x70
[  944.992303]  sbitmap_init_node+0x123/0x440
[  944.996551]  sbitmap_queue_init_node+0x37/0x6c0
[  945.001227]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  945.006266]  blk_mq_init_tags+0x10d/0x2b0
[  945.010435]  blk_mq_alloc_rq_map+0x9d/0x230
[  945.014770]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  945.019281]  blk_mq_alloc_tag_set+0x589/0xa30
[  945.023794]  nbd_dev_add+0x297/0x890
[  945.027520]  nbd_genl_connect+0x488/0x1630
[  945.031769]  ? nbd_xmit_timeout+0x730/0x730
[  945.036104]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  945.041307]  ? validate_nla+0x270/0x820
[  945.045288]  ? nla_parse+0x1b2/0x290
[  945.049014]  genl_family_rcv_msg+0x642/0xc40
23:22:50 executing program 0:
setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0) (async)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(0xffffffffffffffff, 0x330f, 0x4) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:50 executing program 0:
setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(0xffffffffffffffff, 0x330f, 0x4)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(0xffffffffffffffff, 0x330f, 0x4) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  945.053435]  ? genl_rcv+0x40/0x40
[  945.056900]  ? genl_rcv_msg+0x12f/0x160
[  945.060891]  ? mutex_trylock+0x1a0/0x1a0
[  945.064973]  ? __radix_tree_lookup+0x216/0x370
[  945.069573]  genl_rcv_msg+0xbf/0x160
[  945.073306]  netlink_rcv_skb+0x160/0x440
[  945.077385]  ? genl_family_rcv_msg+0xc40/0xc40
[  945.081983]  ? netlink_ack+0xae0/0xae0
[  945.085879]  ? genl_rcv+0x15/0x40
[  945.089347]  genl_rcv+0x24/0x40
[  945.092635]  netlink_unicast+0x4d5/0x690
[  945.096708]  ? netlink_sendskb+0x110/0x110
[  945.100954]  ? _copy_from_iter_full+0x229/0x7c0
[  945.105647]  ? __phys_addr_symbol+0x2c/0x70
[  945.109985]  ? __check_object_size+0x17b/0x3e0
[  945.115363]  netlink_sendmsg+0x6c3/0xc50
[  945.119438]  ? aa_af_perm+0x230/0x230
[  945.123249]  ? nlmsg_notify+0x1f0/0x1f0
[  945.127227]  ? kernel_recvmsg+0x220/0x220
[  945.131391]  ? nlmsg_notify+0x1f0/0x1f0
[  945.135377]  sock_sendmsg+0xc3/0x120
[  945.139100]  ___sys_sendmsg+0x7bb/0x8e0
[  945.143088]  ? check_preemption_disabled+0x41/0x280
[  945.148109]  ? copy_msghdr_from_user+0x440/0x440
23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x90282, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  945.152877]  ? __fget+0x32f/0x510
[  945.156350]  ? lock_downgrade+0x720/0x720
[  945.160509]  ? check_preemption_disabled+0x41/0x280
[  945.165545]  ? check_preemption_disabled+0x41/0x280
[  945.170571]  ? __fget+0x356/0x510
[  945.174041]  ? do_dup2+0x450/0x450
[  945.177590]  ? lock_downgrade+0x720/0x720
[  945.181744]  ? vfs_write+0x3d7/0x540
[  945.185465]  ? __fdget+0x1d0/0x230
[  945.189019]  __x64_sys_sendmsg+0x132/0x220
[  945.193270]  ? __sys_sendmsg+0x1b0/0x1b0
[  945.197333]  ? vfs_write+0x393/0x540
[  945.201070]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  945.206442]  ? trace_hardirqs_off_caller+0x6e/0x210
[  945.211475]  ? do_syscall_64+0x21/0x620
[  945.215463]  do_syscall_64+0xf9/0x620
[  945.219276]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  945.224476] RIP: 0033:0x7f1dcd3b15a9
[  945.228194] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  945.247091] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x90282, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:51 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000000)={{0x1, 0x1, 0x18, <r1=>r0, {0x3ff}}, './file0\x00'})
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
r4 = dup2(r3, r0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r1, 0x3304)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r4, 0x3304)

[  945.254789] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  945.262053] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  945.269317] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  945.276835] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  945.284098] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:51 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000020000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  945.307434] blk-mq: reduced tag depth (128 -> 64)
[  945.354513] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  945.376924] nbd: couldn't find device at index -1577385984
23:22:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 11)

23:22:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x9, {0x29}}, 0x14}}, 0x0)

23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x90282, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x90282, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:22:51 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000e0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  945.418878] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  945.462490] FAT-fs (loop1): FAT read failed (blocknr 32)
[  945.491454] FAULT_INJECTION: forcing a failure.
[  945.491454] name failslab, interval 1, probability 0, space 0, times 0
[  945.503834] CPU: 1 PID: 5970 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040), 0x200100, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r1, 0x8008330e, &(0x7f0000000080))
r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)={0xffffffffffffffff}, 0x4)
ioctl$FS_IOC_FSGETXATTR(r2, 0x801c581f, &(0x7f0000000100)={0x0, 0x4, 0x3f, 0x5, 0x6})
r3 = accept4$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000180)=0x14, 0x80800)
ioctl$BTRFS_IOC_SUBVOL_GETFLAGS(r3, 0x80089419, &(0x7f00000001c0))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0x5)
r4 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r4, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
r5 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r5, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
sendfile(r4, r5, 0x0, 0xffffffffffffffed)

[  945.511656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  945.521022] Call Trace:
[  945.523635]  dump_stack+0x1fc/0x2ef
[  945.527294]  should_fail.cold+0xa/0xf
[  945.531126]  ? setup_fault_attr+0x200/0x200
[  945.535553]  ? lock_acquire+0x170/0x3c0
[  945.539634]  __should_failslab+0x115/0x180
[  945.543897]  should_failslab+0x5/0x10
[  945.547710]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  945.552834]  sbitmap_queue_init_node+0x240/0x6c0
[  945.557611]  blk_mq_init_tags+0x10d/0x2b0
23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040), 0x200100, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r1, 0x8008330e, &(0x7f0000000080))
r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)={0xffffffffffffffff}, 0x4)
ioctl$FS_IOC_FSGETXATTR(r2, 0x801c581f, &(0x7f0000000100)={0x0, 0x4, 0x3f, 0x5, 0x6})
r3 = accept4$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000180)=0x14, 0x80800)
ioctl$BTRFS_IOC_SUBVOL_GETFLAGS(r3, 0x80089419, &(0x7f00000001c0))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0x5)
r4 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r4, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
r5 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r5, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
sendfile(r4, r5, 0x0, 0xffffffffffffffed)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040), 0x200100, 0x0) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r1, 0x8008330e, &(0x7f0000000080)) (async)
bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)={0xffffffffffffffff}, 0x4) (async)
ioctl$FS_IOC_FSGETXATTR(r2, 0x801c581f, &(0x7f0000000100)={0x0, 0x4, 0x3f, 0x5, 0x6}) (async)
accept4$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000180)=0x14, 0x80800) (async)
ioctl$BTRFS_IOC_SUBVOL_GETFLAGS(r3, 0x80089419, &(0x7f00000001c0)) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0x5) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r4, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r5, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
sendfile(r4, r5, 0x0, 0xffffffffffffffed) (async)

[  945.561780]  blk_mq_alloc_rq_map+0x9d/0x230
[  945.566124]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  945.570635]  blk_mq_alloc_tag_set+0x589/0xa30
[  945.575170]  nbd_dev_add+0x297/0x890
[  945.578907]  nbd_genl_connect+0x488/0x1630
[  945.583170]  ? nbd_xmit_timeout+0x730/0x730
[  945.587510]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  945.592722]  ? validate_nla+0x270/0x820
[  945.596715]  ? nla_parse+0x1b2/0x290
[  945.600452]  genl_family_rcv_msg+0x642/0xc40
[  945.604877]  ? genl_rcv+0x40/0x40
[  945.608336]  ? genl_rcv_msg+0x12f/0x160
23:22:51 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040), 0x200100, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r1, 0x8008330e, &(0x7f0000000080)) (async)
r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)={0xffffffffffffffff}, 0x4)
ioctl$FS_IOC_FSGETXATTR(r2, 0x801c581f, &(0x7f0000000100)={0x0, 0x4, 0x3f, 0x5, 0x6})
r3 = accept4$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000180)=0x14, 0x80800)
ioctl$BTRFS_IOC_SUBVOL_GETFLAGS(r3, 0x80089419, &(0x7f00000001c0))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r1, 0x330f, 0x5) (async)
r4 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r4, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
r5 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r5, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
sendfile(r4, r5, 0x0, 0xffffffffffffffed)

[  945.612410]  ? mutex_trylock+0x1a0/0x1a0
[  945.616494]  ? __radix_tree_lookup+0x216/0x370
[  945.621101]  genl_rcv_msg+0xbf/0x160
[  945.624830]  netlink_rcv_skb+0x160/0x440
[  945.628901]  ? genl_family_rcv_msg+0xc40/0xc40
[  945.633499]  ? netlink_ack+0xae0/0xae0
[  945.637401]  ? genl_rcv+0x15/0x40
[  945.640874]  genl_rcv+0x24/0x40
[  945.644164]  netlink_unicast+0x4d5/0x690
[  945.648244]  ? netlink_sendskb+0x110/0x110
[  945.652492]  ? _copy_from_iter_full+0x229/0x7c0
[  945.657178]  ? __phys_addr_symbol+0x2c/0x70
[  945.661512]  ? __check_object_size+0x17b/0x3e0
[  945.666106]  netlink_sendmsg+0x6c3/0xc50
[  945.670181]  ? aa_af_perm+0x230/0x230
[  945.674002]  ? nlmsg_notify+0x1f0/0x1f0
[  945.677987]  ? kernel_recvmsg+0x220/0x220
[  945.682162]  ? nlmsg_notify+0x1f0/0x1f0
[  945.686143]  sock_sendmsg+0xc3/0x120
[  945.689861]  ___sys_sendmsg+0x7bb/0x8e0
[  945.693848]  ? check_preemption_disabled+0x41/0x280
[  945.698877]  ? copy_msghdr_from_user+0x440/0x440
[  945.703648]  ? __fget+0x32f/0x510
[  945.707123]  ? lock_downgrade+0x720/0x720
23:22:51 executing program 0:
r0 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x210500, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
r4 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r5 = dup(r4)
r6 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0)
sendmsg$NL80211_CMD_LEAVE_OCB(r3, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r6, 0x2, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @void}}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x400c0)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080), r5)
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="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"], 0x28}}, 0x0)
sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f0000000140)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="100028bd704d16df2d01f1ffddffffffff0041000000000000000049c74500ff756470000000"], 0x34}, 0x1, 0x0, 0x0, 0x1}, 0x4040)
r8 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r8, 0x80083313, &(0x7f0000000000))

[  945.711282]  ? check_preemption_disabled+0x41/0x280
[  945.716317]  ? check_preemption_disabled+0x41/0x280
[  945.721352]  ? __fget+0x356/0x510
[  945.724820]  ? do_dup2+0x450/0x450
[  945.728369]  ? lock_downgrade+0x720/0x720
[  945.732535]  ? vfs_write+0x3d7/0x540
[  945.736268]  ? __fdget+0x1d0/0x230
[  945.739825]  __x64_sys_sendmsg+0x132/0x220
[  945.744067]  ? __sys_sendmsg+0x1b0/0x1b0
[  945.748136]  ? vfs_write+0x393/0x540
[  945.751882]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  945.757251]  ? trace_hardirqs_off_caller+0x6e/0x210
[  945.762266]  ? do_syscall_64+0x21/0x620
[  945.766238]  do_syscall_64+0xf9/0x620
[  945.770031]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  945.775233] RIP: 0033:0x7f1dcd3b15a9
[  945.778945] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  945.797850] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  945.805556] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:51 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000000)={{0x1, 0x1, 0x18, <r1=>r0, {0x3ff}}, './file0\x00'}) (async)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
r4 = dup2(r3, r0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r1, 0x3304)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r4, 0x3304)

[  945.812839] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  945.820109] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  945.827367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  945.834650] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:51 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000023000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  945.871730] blk-mq: reduced tag depth (128 -> 64)
23:22:51 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000000)={{0x1, 0x1, 0x18, <r1=>r0, {0x3ff}}, './file0\x00'}) (async, rerun: 64)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (rerun: 64)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async, rerun: 32)
r4 = dup2(r3, r0) (rerun: 32)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r1, 0x3304) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r4, 0x3304)

23:22:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xa, {0x29}}, 0x14}}, 0x0)

[  945.926638] nbd: couldn't find device at index -1577385984
23:22:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 12)

23:22:51 executing program 0:
r0 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x210500, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
r4 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r5 = dup(r4)
r6 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0)
sendmsg$NL80211_CMD_LEAVE_OCB(r3, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r6, 0x2, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @void}}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x400c0)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080), r5)
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="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"], 0x28}}, 0x0)
sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f0000000140)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="100028bd704d16df2d01f1ffddffffffff0041000000000000000049c74500ff756470000000"], 0x34}, 0x1, 0x0, 0x0, 0x1}, 0x4040)
r8 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r8, 0x80083313, &(0x7f0000000000))
openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x210500, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r2) (async)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r4) (async)
syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0) (async)
sendmsg$NL80211_CMD_LEAVE_OCB(r3, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r6, 0x2, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @void}}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x400c0) (async)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c) (async)
syz_genetlink_get_family_id$tipc(&(0x7f0000000080), r5) (async)
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="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"], 0x28}}, 0x0) (async)
sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f0000000140)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="100028bd704d16df2d01f1ffddffffffff0041000000000000000049c74500ff756470000000"], 0x34}, 0x1, 0x0, 0x0, 0x1}, 0x4040) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r8, 0x80083313, &(0x7f0000000000)) (async)

[  946.008221] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  946.036332] FAT-fs (loop1): FAT read failed (blocknr 32)
[  946.048258] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  946.082225] FAULT_INJECTION: forcing a failure.
[  946.082225] name failslab, interval 1, probability 0, space 0, times 0
[  946.094931] CPU: 0 PID: 6022 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  946.102755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  946.112104] Call Trace:
[  946.114692]  dump_stack+0x1fc/0x2ef
[  946.118317]  should_fail.cold+0xa/0xf
[  946.122108]  ? setup_fault_attr+0x200/0x200
[  946.126420]  ? lock_acquire+0x170/0x3c0
[  946.130391]  __should_failslab+0x115/0x180
[  946.134620]  should_failslab+0x5/0x10
[  946.138412]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  946.143508]  sbitmap_queue_init_node+0x240/0x6c0
[  946.148266]  blk_mq_init_tags+0x16f/0x2b0
[  946.152416]  blk_mq_alloc_rq_map+0x9d/0x230
[  946.156736]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  946.161225]  blk_mq_alloc_tag_set+0x589/0xa30
[  946.165717]  nbd_dev_add+0x297/0x890
[  946.169424]  nbd_genl_connect+0x488/0x1630
[  946.173652]  ? nbd_xmit_timeout+0x730/0x730
[  946.177966]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  946.183148]  ? validate_nla+0x270/0x820
[  946.187116]  ? nla_parse+0x1b2/0x290
[  946.190826]  genl_family_rcv_msg+0x642/0xc40
[  946.195337]  ? genl_rcv+0x40/0x40
[  946.198816]  ? genl_rcv_msg+0x12f/0x160
[  946.202781]  ? mutex_trylock+0x1a0/0x1a0
[  946.206841]  ? __radix_tree_lookup+0x216/0x370
[  946.211422]  genl_rcv_msg+0xbf/0x160
[  946.215133]  netlink_rcv_skb+0x160/0x440
[  946.219198]  ? genl_family_rcv_msg+0xc40/0xc40
[  946.223781]  ? netlink_ack+0xae0/0xae0
[  946.227661]  ? genl_rcv+0x15/0x40
[  946.231107]  genl_rcv+0x24/0x40
[  946.234379]  netlink_unicast+0x4d5/0x690
[  946.238431]  ? netlink_sendskb+0x110/0x110
[  946.242653]  ? _copy_from_iter_full+0x229/0x7c0
[  946.247402]  ? __phys_addr_symbol+0x2c/0x70
[  946.251717]  ? __check_object_size+0x17b/0x3e0
[  946.256292]  netlink_sendmsg+0x6c3/0xc50
[  946.260341]  ? aa_af_perm+0x230/0x230
[  946.264132]  ? nlmsg_notify+0x1f0/0x1f0
[  946.268093]  ? kernel_recvmsg+0x220/0x220
[  946.272250]  ? nlmsg_notify+0x1f0/0x1f0
[  946.276239]  sock_sendmsg+0xc3/0x120
[  946.280049]  ___sys_sendmsg+0x7bb/0x8e0
[  946.284028]  ? check_preemption_disabled+0x41/0x280
[  946.289029]  ? copy_msghdr_from_user+0x440/0x440
[  946.293777]  ? __fget+0x32f/0x510
[  946.297224]  ? lock_downgrade+0x720/0x720
[  946.301361]  ? check_preemption_disabled+0x41/0x280
[  946.306368]  ? check_preemption_disabled+0x41/0x280
[  946.311374]  ? __fget+0x356/0x510
[  946.314818]  ? do_dup2+0x450/0x450
[  946.318344]  ? lock_downgrade+0x720/0x720
[  946.322484]  ? vfs_write+0x3d7/0x540
[  946.326188]  ? __fdget+0x1d0/0x230
[  946.329742]  __x64_sys_sendmsg+0x132/0x220
[  946.333979]  ? __sys_sendmsg+0x1b0/0x1b0
[  946.338037]  ? vfs_write+0x393/0x540
[  946.341751]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  946.347105]  ? trace_hardirqs_off_caller+0x6e/0x210
[  946.352200]  ? do_syscall_64+0x21/0x620
[  946.356175]  do_syscall_64+0xf9/0x620
[  946.360059]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  946.365232] RIP: 0033:0x7f1dcd3b15a9
23:22:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xb, {0x29}}, 0x14}}, 0x0)

[  946.368938] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  946.387913] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  946.395614] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  946.402868] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  946.410127] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  946.417382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  946.424641] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:52 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000100000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:52 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000003f000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  946.488334] blk-mq: reduced tag depth (128 -> 64)
23:22:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xc, {0x29}}, 0x14}}, 0x0)

[  946.509603] nbd: couldn't find device at index -1577385984
23:22:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 13)

23:22:52 executing program 0:
r0 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x210500, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
r4 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r5 = dup(r4) (async)
r6 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r0)
sendmsg$NL80211_CMD_LEAVE_OCB(r3, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r6, 0x2, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @void}}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x400c0) (async)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c) (async)
r7 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080), r5)
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="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"], 0x28}}, 0x0) (async)
sendmsg$TIPC_CMD_ENABLE_BEARER(r0, &(0x7f0000000140)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="100028bd704d16df2d01f1ffddffffffff0041000000000000000049c74500ff756470000000"], 0x34}, 0x1, 0x0, 0x0, 0x1}, 0x4040) (async)
r8 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r8, 0x80083313, &(0x7f0000000000))

[  946.627529] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:52 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000220000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xd, {0x29}}, 0x14}}, 0x0)

[  946.682966] FAULT_INJECTION: forcing a failure.
[  946.682966] name failslab, interval 1, probability 0, space 0, times 0
[  946.695032] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  946.729261] FAT-fs (loop1): FAT read failed (blocknr 32)
[  946.740835] CPU: 0 PID: 6059 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  946.748657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  946.758024] Call Trace:
[  946.760633]  dump_stack+0x1fc/0x2ef
[  946.764275]  should_fail.cold+0xa/0xf
[  946.768861]  ? setup_fault_attr+0x200/0x200
[  946.773195]  ? __lockdep_init_map+0x100/0x5a0
[  946.777709]  __should_failslab+0x115/0x180
[  946.781960]  should_failslab+0x5/0x10
[  946.785774]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  946.790895]  __kmalloc_node+0x38/0x70
[  946.794702]  blk_mq_alloc_rq_map+0xdf/0x230
[  946.799012]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  946.804371]  blk_mq_alloc_tag_set+0x589/0xa30
[  946.808881]  nbd_dev_add+0x297/0x890
[  946.812683]  nbd_genl_connect+0x488/0x1630
[  946.816921]  ? nbd_xmit_timeout+0x730/0x730
[  946.821240]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  946.826416]  ? validate_nla+0x270/0x820
[  946.830389]  ? nla_parse+0x1b2/0x290
[  946.834106]  genl_family_rcv_msg+0x642/0xc40
[  946.838520]  ? genl_rcv+0x40/0x40
[  946.841963]  ? genl_rcv_msg+0x12f/0x160
[  946.845920]  ? mutex_trylock+0x1a0/0x1a0
[  946.849971]  ? __radix_tree_lookup+0x216/0x370
[  946.854542]  genl_rcv_msg+0xbf/0x160
[  946.858252]  netlink_rcv_skb+0x160/0x440
[  946.862307]  ? genl_family_rcv_msg+0xc40/0xc40
[  946.866880]  ? netlink_ack+0xae0/0xae0
[  946.870769]  ? genl_rcv+0x15/0x40
[  946.874223]  genl_rcv+0x24/0x40
[  946.877490]  netlink_unicast+0x4d5/0x690
[  946.881541]  ? netlink_sendskb+0x110/0x110
[  946.885769]  ? _copy_from_iter_full+0x229/0x7c0
[  946.890427]  ? __phys_addr_symbol+0x2c/0x70
[  946.894749]  ? __check_object_size+0x17b/0x3e0
[  946.899318]  netlink_sendmsg+0x6c3/0xc50
[  946.903383]  ? aa_af_perm+0x230/0x230
[  946.907196]  ? nlmsg_notify+0x1f0/0x1f0
[  946.911164]  ? kernel_recvmsg+0x220/0x220
[  946.915400]  ? nlmsg_notify+0x1f0/0x1f0
[  946.919379]  sock_sendmsg+0xc3/0x120
[  946.923098]  ___sys_sendmsg+0x7bb/0x8e0
[  946.927074]  ? check_preemption_disabled+0x41/0x280
[  946.932776]  ? copy_msghdr_from_user+0x440/0x440
[  946.937531]  ? __fget+0x32f/0x510
[  946.941004]  ? lock_downgrade+0x720/0x720
[  946.945140]  ? check_preemption_disabled+0x41/0x280
[  946.950144]  ? check_preemption_disabled+0x41/0x280
[  946.955158]  ? __fget+0x356/0x510
[  946.958617]  ? do_dup2+0x450/0x450
[  946.962145]  ? lock_downgrade+0x720/0x720
[  946.966379]  ? vfs_write+0x3d7/0x540
[  946.970094]  ? __fdget+0x1d0/0x230
[  946.973626]  __x64_sys_sendmsg+0x132/0x220
[  946.977846]  ? __sys_sendmsg+0x1b0/0x1b0
[  946.981901]  ? vfs_write+0x393/0x540
[  946.985613]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  946.990967]  ? trace_hardirqs_off_caller+0x6e/0x210
[  946.995971]  ? do_syscall_64+0x21/0x620
[  946.999951]  do_syscall_64+0xf9/0x620
[  947.003749]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  947.008923] RIP: 0033:0x7f1dcd3b15a9
23:22:52 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x88002, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
write$snapshot(r0, &(0x7f0000000440)="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", 0x1000)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x331000, 0x0)

[  947.012621] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  947.031512] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  947.039219] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  947.046482] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  947.053747] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  947.061000] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  947.068252] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xe, {0x29}}, 0x14}}, 0x0)

[  947.094570] blk-mq: reduced tag depth (128 -> 64)
[  947.107133] nbd: couldn't find device at index -1577385984
23:22:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 14)

23:22:53 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000040000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:53 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x214842, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  947.164593] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:53 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000230000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:53 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x88002, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
write$snapshot(r0, &(0x7f0000000440)="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", 0x1000)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x331000, 0x0)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x88002, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
write$snapshot(r0, &(0x7f0000000440)="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", 0x1000) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x331000, 0x0) (async)

23:22:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xf, {0x29}}, 0x14}}, 0x0)

23:22:53 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x214842, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x214842, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  947.348892] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  947.361598] FAULT_INJECTION: forcing a failure.
[  947.361598] name failslab, interval 1, probability 0, space 0, times 0
[  947.382093] FAT-fs (loop1): FAT read failed (blocknr 32)
[  947.394086] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  947.400557] CPU: 1 PID: 6100 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  947.411626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  947.420984] Call Trace:
[  947.423719]  dump_stack+0x1fc/0x2ef
[  947.427363]  should_fail.cold+0xa/0xf
[  947.431352]  ? setup_fault_attr+0x200/0x200
[  947.435681]  ? lock_acquire+0x170/0x3c0
[  947.439663]  __should_failslab+0x115/0x180
[  947.443905]  should_failslab+0x5/0x10
[  947.447706]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  947.452820]  sbitmap_queue_init_node+0x240/0x6c0
[  947.457594]  blk_mq_init_tags+0x16f/0x2b0
[  947.461754]  blk_mq_alloc_rq_map+0x9d/0x230
[  947.466092]  __blk_mq_alloc_rq_map+0xa3/0x3b0
[  947.470598]  blk_mq_alloc_tag_set+0x589/0xa30
[  947.475113]  nbd_dev_add+0x297/0x890
[  947.478833]  nbd_genl_connect+0x488/0x1630
[  947.483089]  ? nbd_xmit_timeout+0x730/0x730
[  947.487542]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  947.492741]  ? validate_nla+0x270/0x820
[  947.496727]  ? nla_parse+0x1b2/0x290
[  947.500456]  genl_family_rcv_msg+0x642/0xc40
[  947.504895]  ? genl_rcv+0x40/0x40
[  947.508348]  ? genl_rcv_msg+0x12f/0x160
[  947.512327]  ? mutex_trylock+0x1a0/0x1a0
[  947.516405]  ? __radix_tree_lookup+0x216/0x370
[  947.521007]  genl_rcv_msg+0xbf/0x160
[  947.524735]  netlink_rcv_skb+0x160/0x440
[  947.528807]  ? genl_family_rcv_msg+0xc40/0xc40
[  947.533400]  ? netlink_ack+0xae0/0xae0
[  947.537298]  ? genl_rcv+0x15/0x40
[  947.540767]  genl_rcv+0x24/0x40
[  947.544051]  netlink_unicast+0x4d5/0x690
[  947.548121]  ? netlink_sendskb+0x110/0x110
[  947.552358]  ? _copy_from_iter_full+0x229/0x7c0
[  947.557038]  ? __phys_addr_symbol+0x2c/0x70
[  947.561366]  ? __check_object_size+0x17b/0x3e0
[  947.565975]  netlink_sendmsg+0x6c3/0xc50
[  947.570049]  ? aa_af_perm+0x230/0x230
[  947.573859]  ? nlmsg_notify+0x1f0/0x1f0
[  947.577841]  ? kernel_recvmsg+0x220/0x220
[  947.582005]  ? nlmsg_notify+0x1f0/0x1f0
[  947.585990]  sock_sendmsg+0xc3/0x120
[  947.589714]  ___sys_sendmsg+0x7bb/0x8e0
[  947.593711]  ? check_preemption_disabled+0x41/0x280
23:22:53 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x88002, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
write$snapshot(r0, &(0x7f0000000440)="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", 0x1000) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x331000, 0x0)

23:22:53 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x214842, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x214842, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  947.598744]  ? copy_msghdr_from_user+0x440/0x440
[  947.603537]  ? __fget+0x32f/0x510
[  947.607024]  ? lock_downgrade+0x720/0x720
[  947.611200]  ? check_preemption_disabled+0x41/0x280
[  947.616239]  ? check_preemption_disabled+0x41/0x280
[  947.621272]  ? __fget+0x356/0x510
[  947.624731]  ? do_dup2+0x450/0x450
[  947.628275]  ? lock_downgrade+0x720/0x720
[  947.632436]  ? vfs_write+0x3d7/0x540
[  947.636180]  ? __fdget+0x1d0/0x230
[  947.639734]  __x64_sys_sendmsg+0x132/0x220
[  947.644774]  ? __sys_sendmsg+0x1b0/0x1b0
23:22:53 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000000040)={@empty, @remote}, 0x8)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r3, 0x3309)
r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000080)={[0x99]}, 0x8, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r4, 0x3302)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
r5 = accept4$ax25(r3, &(0x7f00000000c0)={{0x3, @default}, [@default, @default, @remote, @remote, @remote, @bcast, @remote, @rose]}, &(0x7f0000000140)=0x48, 0x800)
fcntl$notify(r5, 0x402, 0x80000006)

[  947.648844]  ? vfs_write+0x393/0x540
[  947.652675]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  947.658066]  ? trace_hardirqs_off_caller+0x6e/0x210
[  947.663098]  ? do_syscall_64+0x21/0x620
[  947.667087]  do_syscall_64+0xf9/0x620
[  947.670907]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  947.676964] RIP: 0033:0x7f1dcd3b15a9
[  947.680702] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
23:22:53 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000000040)={@empty, @remote}, 0x8)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r3, 0x3309) (async)
r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000080)={[0x99]}, 0x8, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r4, 0x3302)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (async)
r5 = accept4$ax25(r3, &(0x7f00000000c0)={{0x3, @default}, [@default, @default, @remote, @remote, @remote, @bcast, @remote, @rose]}, &(0x7f0000000140)=0x48, 0x800)
fcntl$notify(r5, 0x402, 0x80000006)

[  947.699611] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  947.707327] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  947.714627] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  947.721904] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  947.729182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  947.736461] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  947.753610] blk-mq: reduced tag depth (128 -> 64)
23:22:53 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000480000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  947.775332] nbd: couldn't find device at index -1577385984
23:22:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 15)

23:22:53 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000048000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x10, {0x29}}, 0x14}}, 0x0)

23:22:53 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = socket$bt_rfcomm(0x1f, 0x3, 0x3)
r2 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r2, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e23, @loopback}, 0x4, 0x1, 0x1}}, 0x26)
ioctl$FS_IOC_READ_VERITY_METADATA(r1, 0xc0286687, &(0x7f00000000c0)={0x2, 0x65, 0xb9, &(0x7f0000000000)=""/185})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x11, {0x29}}, 0x14}}, 0x0)

23:22:53 executing program 0:
r0 = socket$inet_udplite(0x2, 0x2, 0x88)
setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000000040)={@empty, @remote}, 0x8) (async)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r3, 0x3309)
r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000080)={[0x99]}, 0x8, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r4, 0x3302) (async, rerun: 32)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (rerun: 32)
r5 = accept4$ax25(r3, &(0x7f00000000c0)={{0x3, @default}, [@default, @default, @remote, @remote, @remote, @bcast, @remote, @rose]}, &(0x7f0000000140)=0x48, 0x800)
fcntl$notify(r5, 0x402, 0x80000006)

23:22:53 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = socket$bt_rfcomm(0x1f, 0x3, 0x3)
r2 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r2, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e23, @loopback}, 0x4, 0x1, 0x1}}, 0x26)
ioctl$FS_IOC_READ_VERITY_METADATA(r1, 0xc0286687, &(0x7f00000000c0)={0x2, 0x65, 0xb9, &(0x7f0000000000)=""/185})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
socket$bt_rfcomm(0x1f, 0x3, 0x3) (async)
open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (async)
openat$cgroup_procs(r2, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e23, @loopback}, 0x4, 0x1, 0x1}}, 0x26) (async)
ioctl$FS_IOC_READ_VERITY_METADATA(r1, 0xc0286687, &(0x7f00000000c0)={0x2, 0x65, 0xb9, &(0x7f0000000000)=""/185}) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

[  948.027599] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  948.036337] FAT-fs (loop1): FAT read failed (blocknr 32)
[  948.050389] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  948.061058] FAULT_INJECTION: forcing a failure.
[  948.061058] name fail_page_alloc, interval 1, probability 0, space 0, times 0
23:22:53 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xff)

[  948.093145] CPU: 1 PID: 6159 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  948.101096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  948.110457] Call Trace:
[  948.113066]  dump_stack+0x1fc/0x2ef
[  948.116718]  should_fail.cold+0xa/0xf
[  948.120539]  ? setup_fault_attr+0x200/0x200
[  948.124879]  __alloc_pages_nodemask+0x239/0x2890
[  948.129643]  ? kasan_kmalloc+0x139/0x160
[  948.133726]  ? __kmalloc_node+0x4c/0x70
[  948.137713]  ? blk_mq_alloc_rq_map+0x120/0x230
[  948.142314]  ? __blk_mq_alloc_rq_map+0xa3/0x3b0
[  948.146988]  ? blk_mq_alloc_tag_set+0x589/0xa30
[  948.151679]  ? nbd_dev_add+0x297/0x890
[  948.155583]  ? nbd_genl_connect+0x488/0x1630
[  948.160000]  ? genl_family_rcv_msg+0x642/0xc40
[  948.164612]  ? genl_rcv+0x24/0x40
[  948.168073]  ? netlink_unicast+0x4d5/0x690
[  948.172314]  ? netlink_sendmsg+0x6c3/0xc50
[  948.176556]  ? __x64_sys_sendmsg+0x132/0x220
[  948.180976]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  948.186346]  ? should_fail+0x142/0x7b0
23:22:54 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000004c0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  948.190246]  ? fs_reclaim_release+0xd0/0x110
[  948.194666]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  948.199512]  ? setup_fault_attr+0x200/0x200
[  948.203836]  ? lock_acquire+0x170/0x3c0
[  948.207823]  ? check_preemption_disabled+0x41/0x280
[  948.212854]  ? should_fail+0x142/0x7b0
[  948.216758]  ? setup_fault_attr+0x200/0x200
[  948.221186]  ? __lockdep_init_map+0x100/0x5a0
[  948.225696]  ? find_next_bit+0x105/0x130
[  948.229767]  ? __cpu_to_node+0x7b/0xa0
[  948.233665]  ? blk_mq_hw_queue_to_node+0xc1/0x100
[  948.238519]  blk_mq_alloc_rqs+0x242/0x800
23:22:54 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xff)

[  948.242686]  ? blk_mq_alloc_rq_map+0xaa/0x230
[  948.247200]  __blk_mq_alloc_rq_map+0x15b/0x3b0
[  948.251800]  blk_mq_alloc_tag_set+0x589/0xa30
[  948.256323]  nbd_dev_add+0x297/0x890
[  948.260063]  nbd_genl_connect+0x488/0x1630
[  948.264322]  ? nbd_xmit_timeout+0x730/0x730
[  948.268657]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  948.273869]  ? validate_nla+0x270/0x820
[  948.277862]  ? nla_parse+0x1b2/0x290
[  948.281592]  genl_family_rcv_msg+0x642/0xc40
[  948.286025]  ? genl_rcv+0x40/0x40
[  948.289488]  ? genl_rcv_msg+0x12f/0x160
[  948.293472]  ? mutex_trylock+0x1a0/0x1a0
[  948.297556]  ? __radix_tree_lookup+0x216/0x370
[  948.302157]  genl_rcv_msg+0xbf/0x160
[  948.305888]  netlink_rcv_skb+0x160/0x440
[  948.309962]  ? genl_family_rcv_msg+0xc40/0xc40
[  948.314643]  ? netlink_ack+0xae0/0xae0
[  948.318543]  ? genl_rcv+0x15/0x40
[  948.322022]  genl_rcv+0x24/0x40
[  948.325341]  netlink_unicast+0x4d5/0x690
[  948.329435]  ? netlink_sendskb+0x110/0x110
[  948.333681]  ? _copy_from_iter_full+0x229/0x7c0
[  948.338367]  ? __phys_addr_symbol+0x2c/0x70
[  948.342707]  ? __check_object_size+0x17b/0x3e0
[  948.347305]  netlink_sendmsg+0x6c3/0xc50
[  948.351381]  ? aa_af_perm+0x230/0x230
[  948.355199]  ? nlmsg_notify+0x1f0/0x1f0
[  948.359193]  ? kernel_recvmsg+0x220/0x220
[  948.363364]  ? nlmsg_notify+0x1f0/0x1f0
[  948.367361]  sock_sendmsg+0xc3/0x120
[  948.371085]  ___sys_sendmsg+0x7bb/0x8e0
[  948.375076]  ? check_preemption_disabled+0x41/0x280
[  948.380099]  ? copy_msghdr_from_user+0x440/0x440
[  948.384866]  ? __fget+0x32f/0x510
[  948.388338]  ? lock_downgrade+0x720/0x720
[  948.392501]  ? check_preemption_disabled+0x41/0x280
[  948.397530]  ? check_preemption_disabled+0x41/0x280
[  948.402559]  ? __fget+0x356/0x510
[  948.406029]  ? do_dup2+0x450/0x450
[  948.409581]  ? lock_downgrade+0x720/0x720
[  948.413741]  ? vfs_write+0x3d7/0x540
[  948.417479]  ? __fdget+0x1d0/0x230
[  948.421035]  __x64_sys_sendmsg+0x132/0x220
[  948.425283]  ? __sys_sendmsg+0x1b0/0x1b0
[  948.429356]  ? vfs_write+0x393/0x540
[  948.433097]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  948.438476]  ? trace_hardirqs_off_caller+0x6e/0x210
[  948.443508]  ? do_syscall_64+0x21/0x620
[  948.447500]  do_syscall_64+0xf9/0x620
[  948.451319]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  948.456515] RIP: 0033:0x7f1dcd3b15a9
[  948.460241] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  948.479587] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  948.487303] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:54 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = socket$bt_rfcomm(0x1f, 0x3, 0x3) (async)
r2 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r2, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
connect$pppl2tp(r2, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e23, @loopback}, 0x4, 0x1, 0x1}}, 0x26) (async)
ioctl$FS_IOC_READ_VERITY_METADATA(r1, 0xc0286687, &(0x7f00000000c0)={0x2, 0x65, 0xb9, &(0x7f0000000000)=""/185})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:54 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000004c000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  948.494578] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  948.501850] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  948.509125] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  948.516404] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  948.648323] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  948.668853] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  948.685473] nbd: couldn't find device at index -1577385984
23:22:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 16)

23:22:54 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xff)

23:22:54 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f0000000240)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=r0, @ANYBLOB="00000000152f66696c6530000fea80b89cac196073359702b56139e3f68660ec7f5d3d6c868bd20dce962a1c87f0c68181189e9023eb9d1062a6dd6ec78dc465e1dd70ace505c3fab77b6309c17a5aabf637a820de8ea6da920fe6686bd6d61ea0fb6188438be2bb0a8ca788c8999f66b3473c9d59ca969eae64bc450303e82d8f33f8b808fe0a5e37c9614721279e1db7d2b12eb51cfc3db05561065ae4e9937674214f25ba4dd2203cac709ad5b438b5b900"/194])
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000180)='/sys/module/mxl111sf_tuner', 0x420b00, 0x7)
write$snapshot(0xffffffffffffffff, &(0x7f0000000080)="6fc6bddb724a982a7df8f6c76c8d4879405c57d57515fa49c39c1473344dc8f31bddefc943e8e9911b665f5240f13e0892061c1feafceaf8a94672eb3aba9812481fcaca7518323a638e157c7da643d1ae00"/92, 0x73)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x402, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000200), 0x40, 0x0)
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r2, 0x8010671f, &(0x7f0000000400)={&(0x7f0000000340)=""/171, 0xab})
ioctl$SNAPSHOT_FREE(r0, 0x3305)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000100))
syz_open_dev$vcsn(&(0x7f0000000140), 0xff, 0x458041)

23:22:54 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000600000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  948.694360] FAT-fs (loop1): FAT read failed (blocknr 32)
23:22:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x12, {0x29}}, 0x14}}, 0x0)

23:22:54 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000060000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:54 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000040)={<r1=>r0, 0x1cbd, 0x6, 0x7fffffffffffffff})
mq_timedsend(r1, &(0x7f0000000440)="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", 0x1000, 0x58, &(0x7f0000000100))
copy_file_range(r1, &(0x7f0000000080)=0x6, r1, &(0x7f00000000c0)=0x7ff, 0x0, 0x0)
r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0), 0x7}, 0xe0, 0x4000000000000, 0x0, 0x0, 0x0, 0x5aa}, 0x0, 0x0, 0xffffffffffffffff, 0x1)
ptrace$pokeuser(0x6, 0x0, 0x805, 0x0)
perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80, 0x800}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
set_mempolicy(0x1, &(0x7f0000000140), 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xd4500, 0x40)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
perf_event_open(&(0x7f0000000a00)={0x0, 0x80, 0x77, 0xff, 0x1, 0xe, 0x0, 0xffffffffffffffe2, 0x800a, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5, 0x4, @perf_config_ext={0x3, 0x99}, 0x11200, 0x7, 0x5, 0x9, 0x4, 0x2, 0x0, 0x0, 0xffffffff, 0x0, 0x8001}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000980)={0x0, 0x80, 0x8a, 0x5, 0xef, 0x0, 0x0, 0x3, 0x20000, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x4, @perf_bp={&(0x7f0000000940), 0x8}, 0x400e8, 0xab, 0x3f, 0x0, 0x10001, 0x4, 0x3d4, 0x0, 0x163, 0x0, 0x3}, 0x0, 0x10, 0xffffffffffffffff, 0x8)
ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3)
set_mempolicy(0x2, &(0x7f0000000180)=0x7ff, 0x9)
mlock(&(0x7f0000480000/0x2000)=nil, 0x2000)
mprotect(&(0x7f00007fe000/0x800000)=nil, 0x800000, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0)
madvise(&(0x7f0000170000/0x3000)=nil, 0x3000, 0x4)

[  948.829127] FAULT_INJECTION: forcing a failure.
[  948.829127] name failslab, interval 1, probability 0, space 0, times 0
[  948.887481] CPU: 0 PID: 6212 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  948.895310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  948.901072] Restarting kernel threads ... done.
[  948.904662] Call Trace:
[  948.904686]  dump_stack+0x1fc/0x2ef
[  948.904708]  should_fail.cold+0xa/0xf
[  948.904724]  ? setup_fault_attr+0x200/0x200
[  948.904742]  ? lock_acquire+0x170/0x3c0
[  948.927747]  __should_failslab+0x115/0x180
[  948.931994]  should_failslab+0x5/0x10
[  948.935808]  kmem_cache_alloc_node+0x245/0x3b0
[  948.940410]  blk_alloc_queue_node+0x32/0xbf0
[  948.944828]  blk_mq_init_queue+0x44/0xa0
[  948.948905]  nbd_dev_add+0x2b9/0x890
[  948.952625]  nbd_genl_connect+0x488/0x1630
[  948.956856]  ? nbd_xmit_timeout+0x730/0x730
[  948.961172]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  948.966364]  ? validate_nla+0x270/0x820
[  948.970331]  ? nla_parse+0x1b2/0x290
[  948.974038]  genl_family_rcv_msg+0x642/0xc40
[  948.978435]  ? genl_rcv+0x40/0x40
[  948.981878]  ? genl_rcv_msg+0x12f/0x160
[  948.985838]  ? mutex_trylock+0x1a0/0x1a0
[  948.989895]  ? __radix_tree_lookup+0x216/0x370
[  948.994477]  genl_rcv_msg+0xbf/0x160
[  948.998180]  netlink_rcv_skb+0x160/0x440
[  949.002229]  ? genl_family_rcv_msg+0xc40/0xc40
[  949.006798]  ? netlink_ack+0xae0/0xae0
[  949.010760]  ? genl_rcv+0x15/0x40
[  949.014209]  genl_rcv+0x24/0x40
[  949.017479]  netlink_unicast+0x4d5/0x690
[  949.021531]  ? netlink_sendskb+0x110/0x110
[  949.025757]  ? _copy_from_iter_full+0x229/0x7c0
[  949.030412]  ? __phys_addr_symbol+0x2c/0x70
[  949.034726]  ? __check_object_size+0x17b/0x3e0
[  949.039299]  netlink_sendmsg+0x6c3/0xc50
[  949.043353]  ? aa_af_perm+0x230/0x230
[  949.048008]  ? nlmsg_notify+0x1f0/0x1f0
[  949.051973]  ? kernel_recvmsg+0x220/0x220
[  949.056113]  ? nlmsg_notify+0x1f0/0x1f0
[  949.060076]  sock_sendmsg+0xc3/0x120
[  949.063781]  ___sys_sendmsg+0x7bb/0x8e0
[  949.067771]  ? check_preemption_disabled+0x41/0x280
[  949.072771]  ? copy_msghdr_from_user+0x440/0x440
[  949.077516]  ? __fget+0x32f/0x510
[  949.080962]  ? lock_downgrade+0x720/0x720
[  949.085101]  ? check_preemption_disabled+0x41/0x280
[  949.090106]  ? check_preemption_disabled+0x41/0x280
[  949.095112]  ? __fget+0x356/0x510
[  949.098558]  ? do_dup2+0x450/0x450
[  949.102084]  ? lock_downgrade+0x720/0x720
[  949.106222]  ? vfs_write+0x3d7/0x540
[  949.109923]  ? __fdget+0x1d0/0x230
[  949.113455]  __x64_sys_sendmsg+0x132/0x220
[  949.117677]  ? __sys_sendmsg+0x1b0/0x1b0
[  949.121725]  ? vfs_write+0x393/0x540
[  949.125433]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  949.130783]  ? trace_hardirqs_off_caller+0x6e/0x210
[  949.135785]  ? do_syscall_64+0x21/0x620
[  949.139748]  do_syscall_64+0xf9/0x620
[  949.143540]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  949.148721] RIP: 0033:0x7f1dcd3b15a9
[  949.152429] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  949.171318] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  949.179010] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:22:55 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f0000000240)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=r0, @ANYBLOB="00000000152f66696c6530000fea80b89cac196073359702b56139e3f68660ec7f5d3d6c868bd20dce962a1c87f0c68181189e9023eb9d1062a6dd6ec78dc465e1dd70ace505c3fab77b6309c17a5aabf637a820de8ea6da920fe6686bd6d61ea0fb6188438be2bb0a8ca788c8999f66b3473c9d59ca969eae64bc450303e82d8f33f8b808fe0a5e37c9614721279e1db7d2b12eb51cfc3db05561065ae4e9937674214f25ba4dd2203cac709ad5b438b5b900"/194])
ioctl$SNAPSHOT_S2RAM(r1, 0x330b) (async)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000180)='/sys/module/mxl111sf_tuner', 0x420b00, 0x7)
write$snapshot(0xffffffffffffffff, &(0x7f0000000080)="6fc6bddb724a982a7df8f6c76c8d4879405c57d57515fa49c39c1473344dc8f31bddefc943e8e9911b665f5240f13e0892061c1feafceaf8a94672eb3aba9812481fcaca7518323a638e157c7da643d1ae00"/92, 0x73)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x402, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async, rerun: 64)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000200), 0x40, 0x0) (rerun: 64)
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r2, 0x8010671f, &(0x7f0000000400)={&(0x7f0000000340)=""/171, 0xab})
ioctl$SNAPSHOT_FREE(r0, 0x3305)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000100)) (async)
syz_open_dev$vcsn(&(0x7f0000000140), 0xff, 0x458041)

[  949.186264] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  949.193520] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  949.200789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  949.208044] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  949.233565] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  949.252268] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  949.257137] FAT-fs (loop1): FAT read failed (blocknr 32)
23:22:55 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000040)={<r1=>r0, 0x1cbd, 0x6, 0x7fffffffffffffff})
mq_timedsend(r1, &(0x7f0000000440)="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", 0x1000, 0x58, &(0x7f0000000100)) (async)
copy_file_range(r1, &(0x7f0000000080)=0x6, r1, &(0x7f00000000c0)=0x7ff, 0x0, 0x0) (async)
r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0), 0x7}, 0xe0, 0x4000000000000, 0x0, 0x0, 0x0, 0x5aa}, 0x0, 0x0, 0xffffffffffffffff, 0x1) (async)
ptrace$pokeuser(0x6, 0x0, 0x805, 0x0) (async)
perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80, 0x800}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
set_mempolicy(0x1, &(0x7f0000000140), 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xd4500, 0x40)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) (async)
preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) (async)
perf_event_open(&(0x7f0000000a00)={0x0, 0x80, 0x77, 0xff, 0x1, 0xe, 0x0, 0xffffffffffffffe2, 0x800a, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5, 0x4, @perf_config_ext={0x3, 0x99}, 0x11200, 0x7, 0x5, 0x9, 0x4, 0x2, 0x0, 0x0, 0xffffffff, 0x0, 0x8001}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000980)={0x0, 0x80, 0x8a, 0x5, 0xef, 0x0, 0x0, 0x3, 0x20000, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x4, @perf_bp={&(0x7f0000000940), 0x8}, 0x400e8, 0xab, 0x3f, 0x0, 0x10001, 0x4, 0x3d4, 0x0, 0x163, 0x0, 0x3}, 0x0, 0x10, 0xffffffffffffffff, 0x8) (async)
ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3) (async)
set_mempolicy(0x2, &(0x7f0000000180)=0x7ff, 0x9) (async)
mlock(&(0x7f0000480000/0x2000)=nil, 0x2000) (async)
mprotect(&(0x7f00007fe000/0x800000)=nil, 0x800000, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0)
madvise(&(0x7f0000170000/0x3000)=nil, 0x3000, 0x4)

[  949.296986] nbd: failed to add new device
23:22:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x13, {0x29}}, 0x14}}, 0x0)

23:22:55 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000068000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:55 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000610000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 17)

[  949.441574] Restarting kernel threads ... done.
23:22:55 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f0000000240)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=<r1=>r0, @ANYRES32=r0, @ANYBLOB="00000000152f66696c6530000fea80b89cac196073359702b56139e3f68660ec7f5d3d6c868bd20dce962a1c87f0c68181189e9023eb9d1062a6dd6ec78dc465e1dd70ace505c3fab77b6309c17a5aabf637a820de8ea6da920fe6686bd6d61ea0fb6188438be2bb0a8ca788c8999f66b3473c9d59ca969eae64bc450303e82d8f33f8b808fe0a5e37c9614721279e1db7d2b12eb51cfc3db05561065ae4e9937674214f25ba4dd2203cac709ad5b438b5b900"/194])
ioctl$SNAPSHOT_S2RAM(r1, 0x330b) (async)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000180)='/sys/module/mxl111sf_tuner', 0x420b00, 0x7) (async)
write$snapshot(0xffffffffffffffff, &(0x7f0000000080)="6fc6bddb724a982a7df8f6c76c8d4879405c57d57515fa49c39c1473344dc8f31bddefc943e8e9911b665f5240f13e0892061c1feafceaf8a94672eb3aba9812481fcaca7518323a638e157c7da643d1ae00"/92, 0x73) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x402, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async, rerun: 64)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000200), 0x40, 0x0) (rerun: 64)
ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r2, 0x8010671f, &(0x7f0000000400)={&(0x7f0000000340)=""/171, 0xab}) (async, rerun: 64)
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async, rerun: 64)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async, rerun: 32)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000100)) (async, rerun: 32)
syz_open_dev$vcsn(&(0x7f0000000140), 0xff, 0x458041)

[  949.477400] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  949.517853] FAULT_INJECTION: forcing a failure.
[  949.517853] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  949.529686] CPU: 0 PID: 6254 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  949.531926] FAT-fs (loop1): FAT read failed (blocknr 32)
[  949.537571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  949.537578] Call Trace:
[  949.537603]  dump_stack+0x1fc/0x2ef
[  949.537624]  should_fail.cold+0xa/0xf
[  949.537642]  ? setup_fault_attr+0x200/0x200
[  949.537662]  ? check_preemption_disabled+0x41/0x280
[  949.571766]  __alloc_pages_nodemask+0x239/0x2890
[  949.576528]  ? __alloc_pages_nodemask+0x1b43/0x2890
[  949.581554]  ? kasan_kmalloc+0x139/0x160
[  949.585619]  ? __lock_acquire+0x6de/0x3ff0
[  949.589864]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  949.595233]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  949.600070]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  949.604905]  ? setup_fault_attr+0x200/0x200
[  949.609217]  ? lock_acquire+0x170/0x3c0
[  949.613182]  ? should_fail+0x142/0x7b0
[  949.617062]  ? __lockdep_init_map+0x100/0x5a0
[  949.621545]  ? __lockdep_init_map+0x100/0x5a0
[  949.626121]  cache_grow_begin+0xa4/0x8a0
[  949.630171]  ? setup_fault_attr+0x200/0x200
[  949.634497]  ? cache_alloc_pfmemalloc+0x1e/0x140
[  949.639244]  cache_alloc_refill+0x273/0x340
[  949.643567]  kmem_cache_alloc_node+0x39e/0x3b0
[  949.648147]  blk_alloc_queue_node+0x32/0xbf0
[  949.652548]  blk_mq_init_queue+0x44/0xa0
[  949.656602]  nbd_dev_add+0x2b9/0x890
[  949.660308]  nbd_genl_connect+0x488/0x1630
[  949.664538]  ? nbd_xmit_timeout+0x730/0x730
[  949.668853]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  949.674034]  ? validate_nla+0x270/0x820
[  949.678004]  ? nla_parse+0x1b2/0x290
[  949.681710]  genl_family_rcv_msg+0x642/0xc40
[  949.686110]  ? genl_rcv+0x40/0x40
[  949.689553]  ? genl_rcv_msg+0x12f/0x160
[  949.693523]  ? mutex_trylock+0x1a0/0x1a0
[  949.697576]  ? __radix_tree_lookup+0x216/0x370
[  949.702156]  genl_rcv_msg+0xbf/0x160
[  949.705858]  netlink_rcv_skb+0x160/0x440
[  949.709907]  ? genl_family_rcv_msg+0xc40/0xc40
[  949.714480]  ? netlink_ack+0xae0/0xae0
[  949.718359]  ? genl_rcv+0x15/0x40
[  949.721809]  genl_rcv+0x24/0x40
[  949.725077]  netlink_unicast+0x4d5/0x690
[  949.729128]  ? netlink_sendskb+0x110/0x110
[  949.733352]  ? _copy_from_iter_full+0x229/0x7c0
[  949.738009]  ? __phys_addr_symbol+0x2c/0x70
[  949.742321]  ? __check_object_size+0x17b/0x3e0
[  949.746896]  netlink_sendmsg+0x6c3/0xc50
[  949.750950]  ? aa_af_perm+0x230/0x230
[  949.754739]  ? nlmsg_notify+0x1f0/0x1f0
[  949.758702]  ? kernel_recvmsg+0x220/0x220
[  949.764175]  ? nlmsg_notify+0x1f0/0x1f0
[  949.768140]  sock_sendmsg+0xc3/0x120
[  949.771844]  ___sys_sendmsg+0x7bb/0x8e0
[  949.775813]  ? check_preemption_disabled+0x41/0x280
[  949.780818]  ? copy_msghdr_from_user+0x440/0x440
[  949.785568]  ? __fget+0x32f/0x510
[  949.789013]  ? lock_downgrade+0x720/0x720
[  949.793162]  ? check_preemption_disabled+0x41/0x280
[  949.798171]  ? check_preemption_disabled+0x41/0x280
[  949.803177]  ? __fget+0x356/0x510
[  949.806621]  ? do_dup2+0x450/0x450
[  949.810160]  ? lock_downgrade+0x720/0x720
[  949.814301]  ? vfs_write+0x3d7/0x540
[  949.818010]  ? __fdget+0x1d0/0x230
[  949.821543]  __x64_sys_sendmsg+0x132/0x220
[  949.825765]  ? __sys_sendmsg+0x1b0/0x1b0
[  949.829812]  ? vfs_write+0x393/0x540
[  949.833524]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  949.838880]  ? trace_hardirqs_off_caller+0x6e/0x210
[  949.843887]  ? do_syscall_64+0x21/0x620
[  949.847853]  do_syscall_64+0xf9/0x620
[  949.851648]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  949.856826] RIP: 0033:0x7f1dcd3b15a9
[  949.860533] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  949.879513] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  949.887208] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  949.894466] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  949.901724] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  949.908990] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
23:22:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x14, {0x29}}, 0x14}}, 0x0)

23:22:55 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000040)={<r1=>r0, 0x1cbd, 0x6, 0x7fffffffffffffff})
mq_timedsend(r1, &(0x7f0000000440)="819b58c879bcf09f802448a67333c8aaf556c6dfe01a010acbfad7f0a2312a825dbb72f75efdceb6f7a72f2e1c966d6bc0ceb886ca3f58a9651504a829b2bad10a95789cb960de5345d7646de5e16383bae398666c4ffbb2842d44f3bea370230446843a5db676d5aaf3a1d23ea1e7cff535ac979a49eb918ae81bad90082b69f478ffd7132a51486b6ac195621d9091a7df0e5924184935554dd0db8831ecbcdff226ffca60e0f1e4e4944c922597d0bd99fc9355d7fe900b79863376154e5456dac549a0bb4bd400d4a0c0905411e34990cbb0121652748d6943a3ca91b5724211700649f592473b714f3b3d2dcc371e7ac708e18e05b469c6e630ae55d66bd743b36a34bd57e064e548333166f54dda29219d4037d79b3d17e987b96bc3b9dc89ced697ea991b00ca9f0fbe298db58f8e2828f21d84b7c06e17f7d31d195cda8b9a74ba1c5fc3d940b57acd47aff9555ad4280b90082b927e1f3f2e59b35af379d145c9cc0d0ee128693454e3b67237e473e4ea30f4db10b0f8b9081d4b38eee2be8a3723bb17c731b9383c73e8daa926f4680e62c9f9de76e5086cffa2352a84482ecdfcd1e79142a40ac5ab96e5d0b17bbfe55ed0e3d84795c8b9cf3e4b8bc59b6c6dc4043c5d3a6b013f674af6cd48dec9b64bd6a90c138f761d2dcf4e61527ba7b4bcd807b133a19c5634041f4b6efa743fb3d718c265886aca867bfabffb72f3593c8a9a7a8a4dd2e58494b8489cae7f61a7c1ece007986424682b175d098348230ea2820c6345eb3dd9ae1e28bc4ffdb25b7758cd372ee23c388e52d56cc0c8c9efd91884cbcc223d8efeb11fcc257cb8d296524fc18ca08211683195ad234de5fc2f894fda249272f704a8b1b959b160cad7d809b8180b657f66132daadbd2e2b9e6eb823fde155075890c07a76989ca8fcd212dcbd9e3ebf645f37021c2aec8ecb50fd142e3caeacf835c18c2eab57ec8af5515d53563ae35cf9b2c54ecd8755b347ad77a19d46aa09e3380375c36b559558e2478e7fc0a6ad13f6fcc20f1f308944114cda9f194aebf772e70aca0bffef22d55810f29cd42f0e311726dc5d41fa5bbfc56b11b8f62563993bc8ec7ca58cc961301bdc3e834d9ea930ee54f3aac7cc1c081c729b8364c75a828ba965f758330eb50070f7cf34cf02f98c399f344a2b3c91d726b10096faccc9d75a256cea343df6afc7a7813f9d6f4d23659390fb2fa3797f4be07775f425ab64a6385bd986da13961defe36b0e1317f90f09bf9e6d7a3a8c8d735f234f6a255d3cef06670a75a9937b2326ad16497a11b23a62952a662e345a72a9af09a4e444ace3ed018488df18212249d2a76d6ea08b3818bd7907e7e0a8a4764a8077fa039d6096936442acf3422f2b5d98d153ec2945a71711cbfdeb12470f2457a6564342f53bd0272b7f9d515f136e3e9fb769e799d91e58370f98cd4d46328c0948d315223a5037d03921e6aebcdaee1fe2f28fc8ccf9529d07e02fd2b332ba63371d79c9b105688d54ff8e4568884aec723d06f53377d35638dec5d438112985f290d024dca5d651852873df28b042fa83e90cedee1681dcd2c3de2ff0dcc4272a2529701fbfc9302d0fb1926328ebd4cdefe6e72273fa4d1e6249eb8ac54d89e817d434c1352b40ed18b050fc3450963621e9cbdca7ef47326bc7440301bf030bc1ed4f53c7ba268ef83c7b992cc854771922fcb6e5a6822b284f5092845db302f9b687e5963e04996896f09ad78d5b25b721b90ef55b88409e485977cc1e0347ec88c2327939ee799c19c1bb5e5b59c2812fc1c09ccd4b59bc4bfe47493fbace62b1c424ce7fa59a55d3b0aa4ff54158166a7ae571fdaf81d67890a89002e195b66de55e15dbaa2b87b0d68fc729a735462cba42f516b557e418d9315ffb21e73c4906e4565d2b773b6b9a03464240bccefe122f2865abbc96e16a048c498eb37065b27ab777c1e8bef2616d8f85f5058f18d447dbdbd14c9f9b44f73a836e606755de4f5582bf4d8f6a192059d8371611a7088efc71cd1813d9c0e7e7011a7d805746b600d5e5f6fa03488390610c3671657e3a837b33a5dad8a3e19d4273c92d517ec63dbfba18391822bba09775bc120376265300789116dbf623ea41a2b852963820196af52bbbb17ef68e159814fa16eb676cef6812d40ec360b4f33fae6f751cd34515ac537ade85c0eeb69e6b59aada719dc65796330a59fb2ab7ff44e586f11e49c4aaa2d3f5a3ee317156ddbefc150c6fd1d9853dcebffad77d8ffa783b689a6a109642a9332c476fffa29bced612153c9d5cc43488b1dc9f5f9b23d1f1387257089edda3459e44e29c3c81433922abcd548fa21881b59417f2bd128f48c9e9b06920d0dae503cd421705ab676c895612bbcb8e1363a22a49dfdad7e63673be554df6f58bf2f2813ae184f37a7e355d47edb8a9c51a041547c79b216ff1852e03b39833576d4bdcdd620053a01473f2b08ade1c622492f7f93a7f9d8046c4bb4193fd815167d82a748077d4921e72d01f60ad60e30fc470b5911169f2397aa321837e505f5fa7f039196a58c15c2bf289c730c492cb711a2e91b99811e18060bfa25fc02d33a5217885dda6769e85e669d21548fb2d6d700c44b94356712e9e365e5b65aeff7a0e563130112a4a0c0567a56a429e978a75772ace055d930ad084e227b297e522f1c1e0b7a18e4cd6ba6ff68a755633fe3e47d431e2ff3897387767701762ef118ccdcf28033f499bcf0065b104e9b41663b8740e41e46e40dfa33e22f6f9ad76e86c9a8c99c608559c1400fa9dd6e5f77edab994f5692ce8ecd509c677ac3687839b4ccd1a4a344960f9d4f037deac5476603bc277a98e53d9757fd86d867b44ecc03040913498c5b12d1eac116b125fbf2b9efe082be8c473b5f55797743b8364d1b1d792cf7073fe1e5529592903313542acd297aa302269b233ef79dcb58711b1a45dcb9b9807e371283376ac13678f732b3e304cbece9f516efdc0fa6a13fb859469b35a41e89b7d9e613f7472603ef185df9f86372d412b03f8d5211468692c158617b0281498a6dc786abcf1e05db9b1359d387f5b207f1aa95e6b0a223fafaea1e0df0435071a50ecbdd612e9e8fa5db9904ea7d3f5df96b86a4815fb86636b0fcd1806737d7cfff2577fab7a064807be5e9afe7abc94b2eeade3752aea1b073ae83e8bc8a63164bbef0951ca9f76585f5c63141df9ca2aa5db1cd279a69d65d739d432d4668530fdebc128a59ecc9b0836c7a8472b0f140428145da38aa0b092787661460c617e9f2cb17840db2c6cd3379454ae77a1a69880b674d00e97530082ac2e32e2e49050419e7fad705c3131de02604359777eb984de744dec1feb0fc04ebf8eddfffedfe0d0cedac99c96fe6bfcd4e50a1efbfec08f1c6299586bdea0fbb239a7185bd89ba0922e870ad5ada8094098c44b069ca59e521368d39767bc3bbe65c4f29453948bd87a2e7458e208620d927b5575c69bbd5011302a3a6ee3ea4aad4b9b49d94701c29b72a121705d6012d7086f94b29a4ca2ad4be6ffb93cab61b8eab32f2834e1d1a372be4cfa2a10c5c4400db17c1ede1ade885e9e5b9e95fed32e5f8b2f9f8f3336221a9ba7bb98151287a4a827e789381112295934de3f2d445b2bf9b1eb1e0bdc7e4445a5fb956f4e1b0637e64b53390bec27f9872d7bddb5985ca1ee673d1afb304a69caaa10fff7a852bcfdd6cce36c7da09cc26666c8216078139024973e33697b1de33bb9133344c35796441c5423bc8b7439cddc60d3036f484527c3b041a5463b0388e11e1bfbeaf7d5b55127b3e02b58a14930112419fc7e7d48c8f5e1869411c7a46afa5dc723f0555dfe9fd3ffc2de1c4c4a4a991019c6a53b0e2d9f02b609d9f51b079bc84f941efa6b6a3bb7983749208574bb8de4e80f6f8c2d00670d1c9ce1bbf68227f55c7d933f04015321503dc93e55cceea0fa7f5221b803c8e6183e9a4669e4b2b517f577b58ac9999d1a68cfb21b928f77970fa793034e5919e7a7dfdca9e9d91e0aa7955048e5f7858f2de4776e158f8fb216ff9d2dd872348745ea4199c78fb2f27d0b49a6b188a61193aedce5668ce94098bf0f62723918b8d39a1eadf320847c4ba4824ac8d41a0d86699cff2f94b3628447cc6d3f40295eabce127ae874a9f7c90b9ca3cee8f846cdafa713f1008c3b4974350ea800115d36a3b9736a9b88b5f35bbd06e1f17193e20663f9c85dc603d1361cd9697096b13a09213f54a80c0887245760b6e77e94aac5a754bea424283fcf9c89e1469d35df42612e48f684718d9dc1af85d3fe64c8c8a021cb84bc48f0f97ba93285bc03689fc6c0c1225467862ca232e82e0344fc28d4f3a58ffc9e5ef74a40fd7acb0d77d8e2992402242a314c5a305f2548d324434185949cf8464f896703cb94447fb94eaa4bbe1330fbd0e50a6bb637109025dbd914b8270ae2920c3e7fd8dc245ddd3bc3ef6d0b35112821f71074ab825d8702c753091f2a366759b05eb90d19cff92bc8eb1a35cca9add780c8495739a08c279bd8133526886ef62687d40942c2e0deafaebc53cd7a121657918c48acd3b3ad7bdae3e2af28da9a89e0705d1f64df9b29973e9ba55c47fd8a3085e4e4c08f1679f432b3f051304ae4a9160d22722d9be3c34099ac09ed80f7406a1caf3e8f1f5385384574f1ca5693a33619f5b61923c2fde8ff751196ef995fa8f563c85fa2ea6fd0eae909a2944a4145ae37dd3a173070cbf5241b98ba61760895a2043e0d4dae1708ea2399cd795a975c31d5b4d049d3bd89e975e98e8d7866ecf47238e794772a5f1da04df29d0e349c4f4f3a6c45cdd77d3ef05a4787081965f69d1d9f57667ee4a234b8cb3535699e832a2d53bca12c2729c1cbc79296563e8c47a47099ee6a99f7e3993af5594a8dee7f8acdb16357d637a383a8acd8108a2ae661cdc4162ba59466391188c9ca94f1706dc25b6f0b685eeacd5cd542c48a5a95ce7c8a493be1fe29a4146ac980af43909ea1815278ecbbb95ccceeb3920e43e021d4afe4d3dcd4f57e128f9f508b69d5e23892ce20c10b685d775d75a4b7bdd7cc8d2d9b4bbef35647a3c902c03fa69dc170d24f17dce3703dfa050128b432e2a2e17bef14e02d53db254452cca5cb71569f3b96a4ab8a77c15b6d0f3e95c10aae54f2155879d2da7f5527bffe12f05d120fa865a98ec6a3dcf035753c47d14b781f6feb4dc40b8df7a4988472d4736e65f0387b68931ed38112fb846ab261a77d6ee9413e246d695b32cb6e3a9abe45865ebc4801ab85c8c893a6ab805b2e045b63e2698a62c8c9afc22875b444d8082225bd311150b6cc8830220d654cf288732515548e359ec6447dbb9e5fee4a53b19767947f088bac0134dcb420ba5fdfb82a79a4979f652abf7354c2ccd4c134bec1736c389146f70bc5a41bd7fd5f2d836e1376a0dff9d602d767cdc2b41c9d62f6145c26f11b4b53d1e45ef7b4f035b44b751503083e23bb22a31b0e5b36607e96b4cc88b0ea0ae4c275be6f6be45a80ba2473dc19ad44ce550ea319244bea3e7152eb04cd9b79ca18b4c0a551db50000c6f79409298693817318b1374151b62a8802be071df9448691a911a14e8a17bb3ae5f7442b6b890fa6d92e09c982687c74296db279a46e7d8ab224b3f1ce72d2ad5e6a71f5bd3bb65a1db47dfaa58709121b9e6b953231136ca31dbaae1f597798c2c25c3956f87cd659babe8772fec3fd6418ba8076a8de71401ccdc25fec", 0x1000, 0x58, &(0x7f0000000100))
copy_file_range(r1, &(0x7f0000000080)=0x6, r1, &(0x7f00000000c0)=0x7ff, 0x0, 0x0)
r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0), 0x7}, 0xe0, 0x4000000000000, 0x0, 0x0, 0x0, 0x5aa}, 0x0, 0x0, 0xffffffffffffffff, 0x1)
ptrace$pokeuser(0x6, 0x0, 0x805, 0x0)
perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80, 0x800}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
set_mempolicy(0x1, &(0x7f0000000140), 0xc)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xd4500, 0x40)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
perf_event_open(&(0x7f0000000a00)={0x0, 0x80, 0x77, 0xff, 0x1, 0xe, 0x0, 0xffffffffffffffe2, 0x800a, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5, 0x4, @perf_config_ext={0x3, 0x99}, 0x11200, 0x7, 0x5, 0x9, 0x4, 0x2, 0x0, 0x0, 0xffffffff, 0x0, 0x8001}, 0x0, 0xd, 0xffffffffffffffff, 0xa)
perf_event_open(&(0x7f0000000980)={0x0, 0x80, 0x8a, 0x5, 0xef, 0x0, 0x0, 0x3, 0x20000, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x4, @perf_bp={&(0x7f0000000940), 0x8}, 0x400e8, 0xab, 0x3f, 0x0, 0x10001, 0x4, 0x3d4, 0x0, 0x163, 0x0, 0x3}, 0x0, 0x10, 0xffffffffffffffff, 0x8)
ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3)
set_mempolicy(0x2, &(0x7f0000000180)=0x7ff, 0x9)
mlock(&(0x7f0000480000/0x2000)=nil, 0x2000)
mprotect(&(0x7f00007fe000/0x800000)=nil, 0x800000, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0)
madvise(&(0x7f0000170000/0x3000)=nil, 0x3000, 0x4)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000040)={r0, 0x1cbd, 0x6, 0x7fffffffffffffff}) (async)
mq_timedsend(r1, &(0x7f0000000440)="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", 0x1000, 0x58, &(0x7f0000000100)) (async)
copy_file_range(r1, &(0x7f0000000080)=0x6, r1, &(0x7f00000000c0)=0x7ff, 0x0, 0x0) (async)
perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000000c0), 0x7}, 0xe0, 0x4000000000000, 0x0, 0x0, 0x0, 0x5aa}, 0x0, 0x0, 0xffffffffffffffff, 0x1) (async)
ptrace$pokeuser(0x6, 0x0, 0x805, 0x0) (async)
perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80, 0x800}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async)
set_mempolicy(0x1, &(0x7f0000000140), 0xc) (async)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xd4500, 0x40) (async)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0) (async)
preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0) (async)
perf_event_open(&(0x7f0000000a00)={0x0, 0x80, 0x77, 0xff, 0x1, 0xe, 0x0, 0xffffffffffffffe2, 0x800a, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x5, 0x4, @perf_config_ext={0x3, 0x99}, 0x11200, 0x7, 0x5, 0x9, 0x4, 0x2, 0x0, 0x0, 0xffffffff, 0x0, 0x8001}, 0x0, 0xd, 0xffffffffffffffff, 0xa) (async)
perf_event_open(&(0x7f0000000980)={0x0, 0x80, 0x8a, 0x5, 0xef, 0x0, 0x0, 0x3, 0x20000, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x4, @perf_bp={&(0x7f0000000940), 0x8}, 0x400e8, 0xab, 0x3f, 0x0, 0x10001, 0x4, 0x3d4, 0x0, 0x163, 0x0, 0x3}, 0x0, 0x10, 0xffffffffffffffff, 0x8) (async)
ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3) (async)
set_mempolicy(0x2, &(0x7f0000000180)=0x7ff, 0x9) (async)
mlock(&(0x7f0000480000/0x2000)=nil, 0x2000) (async)
mprotect(&(0x7f00007fe000/0x800000)=nil, 0x800000, 0x0) (async)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) (async)
madvise(&(0x7f0000170000/0x3000)=nil, 0x3000, 0x4) (async)

[  949.916248] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:55 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000006c000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:55 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x9)
r3 = openat$vimc0(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$binfmt_script(r3, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/snapshot\x00'}, {0x20, 'cgroup.procs\x00'}, {0x20, '@*.'}, {0x20, 'cgroup.procs\x00'}, {0x20, '/dev/snapshot\x00'}], 0xa, "123c315dd48a084561a55a9a962306418398a74e2978aa24acb53e5d78c94fe04ace76f59f98b037af57480da4d64563ee08c572f1da9280d00c9b587a3fe4be3e230583b47c5bde124610"}, 0x94)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000040)=ANY=[@ANYBLOB="010000000100010118000000", @ANYRES32=<r4=>r2, @ANYBLOB='\t\x00\x00\x00\x00\x00\x00e0\x00\x00\x00\x00\x00\x00\x00'])
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r4, 0x330f, 0x2)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x15, {0x29}}, 0x14}}, 0x0)

[  950.058100] nbd: couldn't find device at index -1577385984
23:22:55 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x103042, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 18)

[  950.230029] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x16, {0x29}}, 0x14}}, 0x0)

23:22:56 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x9) (async)
r3 = openat$vimc0(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
write$binfmt_script(r3, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/snapshot\x00'}, {0x20, 'cgroup.procs\x00'}, {0x20, '@*.'}, {0x20, 'cgroup.procs\x00'}, {0x20, '/dev/snapshot\x00'}], 0xa, "123c315dd48a084561a55a9a962306418398a74e2978aa24acb53e5d78c94fe04ace76f59f98b037af57480da4d64563ee08c572f1da9280d00c9b587a3fe4be3e230583b47c5bde124610"}, 0x94) (async)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000040)=ANY=[@ANYBLOB="010000000100010118000000", @ANYRES32=<r4=>r2, @ANYBLOB='\t\x00\x00\x00\x00\x00\x00e0\x00\x00\x00\x00\x00\x00\x00']) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r4, 0x330f, 0x2) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  950.276367] FAULT_INJECTION: forcing a failure.
[  950.276367] name failslab, interval 1, probability 0, space 0, times 0
[  950.294268] FAT-fs (loop1): FAT read failed (blocknr 32)
[  950.308282] CPU: 0 PID: 6297 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  950.316111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  950.325473] Call Trace:
[  950.328079]  dump_stack+0x1fc/0x2ef
[  950.331720]  should_fail.cold+0xa/0xf
[  950.335535]  ? setup_fault_attr+0x200/0x200
[  950.339869]  ? lock_acquire+0x170/0x3c0
[  950.343862]  __should_failslab+0x115/0x180
[  950.348108]  should_failslab+0x5/0x10
[  950.351927]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  950.357041]  __kmalloc_node+0x38/0x70
[  950.360850]  ? mempool_free+0x370/0x370
[  950.364815]  mempool_init_node+0x137/0x6c0
[  950.369048]  ? mempool_alloc+0x350/0x350
[  950.373093]  ? mempool_free+0x370/0x370
[  950.377108]  mempool_init+0x38/0x50
[  950.380813]  bioset_init+0x327/0x810
[  950.384517]  ? kmem_cache_alloc_node+0x351/0x3b0
[  950.389354]  blk_alloc_queue_node+0x189/0xbf0
[  950.393847]  blk_mq_init_queue+0x44/0xa0
[  950.397898]  nbd_dev_add+0x2b9/0x890
[  950.401627]  nbd_genl_connect+0x488/0x1630
[  950.405857]  ? nbd_xmit_timeout+0x730/0x730
[  950.410170]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  950.415352]  ? validate_nla+0x270/0x820
[  950.419330]  ? nla_parse+0x1b2/0x290
[  950.423043]  genl_family_rcv_msg+0x642/0xc40
[  950.427446]  ? genl_rcv+0x40/0x40
[  950.430901]  ? genl_rcv_msg+0x12f/0x160
[  950.434882]  ? mutex_trylock+0x1a0/0x1a0
[  950.438965]  ? __radix_tree_lookup+0x216/0x370
[  950.443556]  genl_rcv_msg+0xbf/0x160
[  950.447266]  netlink_rcv_skb+0x160/0x440
[  950.451319]  ? genl_family_rcv_msg+0xc40/0xc40
[  950.455890]  ? netlink_ack+0xae0/0xae0
[  950.459769]  ? genl_rcv+0x15/0x40
[  950.463214]  genl_rcv+0x24/0x40
[  950.466484]  netlink_unicast+0x4d5/0x690
[  950.470542]  ? netlink_sendskb+0x110/0x110
[  950.474767]  ? _copy_from_iter_full+0x229/0x7c0
[  950.479522]  ? __phys_addr_symbol+0x2c/0x70
[  950.483833]  ? __check_object_size+0x17b/0x3e0
[  950.488446]  netlink_sendmsg+0x6c3/0xc50
[  950.492500]  ? aa_af_perm+0x230/0x230
[  950.496311]  ? nlmsg_notify+0x1f0/0x1f0
[  950.500291]  ? kernel_recvmsg+0x220/0x220
[  950.504447]  ? nlmsg_notify+0x1f0/0x1f0
[  950.508417]  sock_sendmsg+0xc3/0x120
[  950.512272]  ___sys_sendmsg+0x7bb/0x8e0
[  950.516267]  ? check_preemption_disabled+0x41/0x280
[  950.521276]  ? copy_msghdr_from_user+0x440/0x440
[  950.526025]  ? __fget+0x32f/0x510
[  950.529472]  ? lock_downgrade+0x720/0x720
[  950.533612]  ? check_preemption_disabled+0x41/0x280
[  950.538646]  ? check_preemption_disabled+0x41/0x280
[  950.543654]  ? __fget+0x356/0x510
[  950.547100]  ? do_dup2+0x450/0x450
[  950.550631]  ? lock_downgrade+0x720/0x720
[  950.554770]  ? vfs_write+0x3d7/0x540
[  950.558476]  ? __fdget+0x1d0/0x230
[  950.562014]  __x64_sys_sendmsg+0x132/0x220
[  950.566240]  ? __sys_sendmsg+0x1b0/0x1b0
[  950.570292]  ? vfs_write+0x393/0x540
[  950.574005]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  950.579360]  ? trace_hardirqs_off_caller+0x6e/0x210
[  950.584369]  ? do_syscall_64+0x21/0x620
[  950.588338]  do_syscall_64+0xf9/0x620
[  950.592136]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  950.597318] RIP: 0033:0x7f1dcd3b15a9
[  950.601025] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  950.619916] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  950.627702] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  950.634970] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  950.642346] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  950.649607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  950.656867] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  950.728328] nbd: failed to add new device
23:22:56 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000620000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:56 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x103042, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:56 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000074000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:56 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x9) (async, rerun: 64)
r3 = openat$vimc0(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) (rerun: 64)
write$binfmt_script(r3, &(0x7f0000000100)={'#! ', './file0', [{0x20, '/dev/snapshot\x00'}, {0x20, 'cgroup.procs\x00'}, {0x20, '@*.'}, {0x20, 'cgroup.procs\x00'}, {0x20, '/dev/snapshot\x00'}], 0xa, "123c315dd48a084561a55a9a962306418398a74e2978aa24acb53e5d78c94fe04ace76f59f98b037af57480da4d64563ee08c572f1da9280d00c9b587a3fe4be3e230583b47c5bde124610"}, 0x94)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000040)=ANY=[@ANYBLOB="010000000100010118000000", @ANYRES32=<r4=>r2, @ANYBLOB='\t\x00\x00\x00\x00\x00\x00e0\x00\x00\x00\x00\x00\x00\x00'])
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r4, 0x330f, 0x2) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:22:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x17, {0x29}}, 0x14}}, 0x0)

23:22:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 19)

[  950.758800] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  950.852907] FAULT_INJECTION: forcing a failure.
[  950.852907] name failslab, interval 1, probability 0, space 0, times 0
23:22:56 executing program 0:
sendto$inet(0xffffffffffffffff, &(0x7f0000000040)="391b6233c591c8320d90bc1213185a3719fe4930067b3d8c1fdab3a52055ed12e2c93fbd043b4e6d", 0x28, 0x40000, &(0x7f0000000080)={0x2, 0x4e24, @local}, 0x10)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x181d01, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_FREE(r0, 0x3305)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f00000002c0)={0x7, 0x1})
r4 = dup(r1)
ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r4, 0xc018937e, &(0x7f0000000240)={{0x1, 0x1, 0x18, <r5=>r1, {0x4}}, './file0\x00'})
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
sendfile(r5, r6, &(0x7f0000000280)=0x7, 0x1)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c)
sendto$inet(r4, &(0x7f0000000140)="8b8e834ca2ff59d7297f278af573d2dbe522e37731d9d224865f59af4814c10a10562fcfe77aaa9d67824cbd86f2ccb843770d611e6f08c8af1f76a54e4819d52b2972b54aa6537c9a37d306e1b5331a3515938f18266feca5df2286eaad0fc798c56864c1db3b303a03832ad1018b91bd51782d98ff1edcffe7627f27d9733122bad44851ada5dc4f90a84287124c0c45481d0c504ffdc970a0de7f6f15b6d5845d13337e5bc33813194d8a8a22acc5a3340bf8abe86ec41099", 0xba, 0x400, &(0x7f0000000200)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10)
r7 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0)
ioctl$VIDIOC_S_FREQUENCY(r7, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$F2FS_IOC_DEFRAGMENT(r7, 0xc010f508, &(0x7f00000000c0)={0x8b, 0x7c77d27a})

[  950.916631] CPU: 1 PID: 6322 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  950.924463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  950.933829] Call Trace:
[  950.936435]  dump_stack+0x1fc/0x2ef
[  950.940089]  should_fail.cold+0xa/0xf
[  950.943908]  ? setup_fault_attr+0x200/0x200
[  950.948244]  ? lock_acquire+0x170/0x3c0
[  950.952233]  ? mempool_free+0x370/0x370
[  950.956226]  ? mempool_free+0x370/0x370
[  950.960215]  __should_failslab+0x115/0x180
[  950.964471]  should_failslab+0x5/0x10
[  950.968291]  kmem_cache_alloc+0x277/0x370
[  950.972455]  ? mempool_alloc+0x350/0x350
[  950.976532]  ? mempool_free+0x370/0x370
[  950.980514]  mempool_init_node+0x2d0/0x6c0
[  950.984762]  ? mempool_alloc+0x350/0x350
[  950.989002]  ? mempool_free+0x370/0x370
[  950.992969]  mempool_init+0x38/0x50
[  950.996592]  bioset_init+0x327/0x810
[  951.000302]  ? kmem_cache_alloc_node+0x351/0x3b0
[  951.005054]  blk_alloc_queue_node+0x189/0xbf0
[  951.009543]  blk_mq_init_queue+0x44/0xa0
[  951.013601]  nbd_dev_add+0x2b9/0x890
[  951.017309]  nbd_genl_connect+0x488/0x1630
[  951.021541]  ? nbd_xmit_timeout+0x730/0x730
[  951.025866]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  951.031046]  ? validate_nla+0x270/0x820
[  951.035013]  ? nla_parse+0x1b2/0x290
[  951.038725]  genl_family_rcv_msg+0x642/0xc40
[  951.043128]  ? genl_rcv+0x40/0x40
[  951.046571]  ? genl_rcv_msg+0x12f/0x160
[  951.050547]  ? mutex_trylock+0x1a0/0x1a0
[  951.054607]  ? __radix_tree_lookup+0x216/0x370
[  951.059188]  genl_rcv_msg+0xbf/0x160
[  951.062901]  netlink_rcv_skb+0x160/0x440
[  951.066956]  ? genl_family_rcv_msg+0xc40/0xc40
[  951.071532]  ? netlink_ack+0xae0/0xae0
[  951.075422]  ? genl_rcv+0x15/0x40
[  951.078875]  genl_rcv+0x24/0x40
[  951.082144]  netlink_unicast+0x4d5/0x690
[  951.086198]  ? netlink_sendskb+0x110/0x110
[  951.090422]  ? _copy_from_iter_full+0x229/0x7c0
[  951.095081]  ? __phys_addr_symbol+0x2c/0x70
[  951.099521]  ? __check_object_size+0x17b/0x3e0
[  951.104096]  netlink_sendmsg+0x6c3/0xc50
[  951.108150]  ? aa_af_perm+0x230/0x230
[  951.111942]  ? nlmsg_notify+0x1f0/0x1f0
[  951.115902]  ? kernel_recvmsg+0x220/0x220
[  951.120044]  ? nlmsg_notify+0x1f0/0x1f0
[  951.124010]  sock_sendmsg+0xc3/0x120
[  951.127730]  ___sys_sendmsg+0x7bb/0x8e0
[  951.131698]  ? check_preemption_disabled+0x41/0x280
[  951.136707]  ? copy_msghdr_from_user+0x440/0x440
[  951.141455]  ? __fget+0x32f/0x510
[  951.144902]  ? lock_downgrade+0x720/0x720
[  951.149042]  ? check_preemption_disabled+0x41/0x280
[  951.154054]  ? check_preemption_disabled+0x41/0x280
[  951.159063]  ? __fget+0x356/0x510
[  951.162505]  ? do_dup2+0x450/0x450
[  951.166039]  ? lock_downgrade+0x720/0x720
[  951.170180]  ? vfs_write+0x3d7/0x540
[  951.173887]  ? __fdget+0x1d0/0x230
[  951.177421]  __x64_sys_sendmsg+0x132/0x220
[  951.181644]  ? __sys_sendmsg+0x1b0/0x1b0
[  951.185694]  ? vfs_write+0x393/0x540
[  951.189417]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  951.194774]  ? trace_hardirqs_off_caller+0x6e/0x210
[  951.199782]  ? do_syscall_64+0x21/0x620
[  951.203750]  do_syscall_64+0xf9/0x620
[  951.207543]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  951.212762] RIP: 0033:0x7f1dcd3b15a9
[  951.216465] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  951.235444] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  951.243144] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  951.250401] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  951.257659] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
23:22:57 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x103042, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  951.264918] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  951.272180] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:57 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r2, 0x330f, 0x54)

23:22:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 20)

23:22:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x18, {0x29}}, 0x14}}, 0x0)

[  951.335377] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  951.361330] nbd: failed to add new device
23:22:57 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000630000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x19, {0x29}}, 0x14}}, 0x0)

[  951.458741] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:57 executing program 0:
sendto$inet(0xffffffffffffffff, &(0x7f0000000040)="391b6233c591c8320d90bc1213185a3719fe4930067b3d8c1fdab3a52055ed12e2c93fbd043b4e6d", 0x28, 0x40000, &(0x7f0000000080)={0x2, 0x4e24, @local}, 0x10) (async)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x181d01, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f00000002c0)={0x7, 0x1})
r4 = dup(r1)
ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r4, 0xc018937e, &(0x7f0000000240)={{0x1, 0x1, 0x18, <r5=>r1, {0x4}}, './file0\x00'})
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
sendfile(r5, r6, &(0x7f0000000280)=0x7, 0x1) (async)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) (async)
sendto$inet(r4, &(0x7f0000000140)="8b8e834ca2ff59d7297f278af573d2dbe522e37731d9d224865f59af4814c10a10562fcfe77aaa9d67824cbd86f2ccb843770d611e6f08c8af1f76a54e4819d52b2972b54aa6537c9a37d306e1b5331a3515938f18266feca5df2286eaad0fc798c56864c1db3b303a03832ad1018b91bd51782d98ff1edcffe7627f27d9733122bad44851ada5dc4f90a84287124c0c45481d0c504ffdc970a0de7f6f15b6d5845d13337e5bc33813194d8a8a22acc5a3340bf8abe86ec41099", 0xba, 0x400, &(0x7f0000000200)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) (async)
r7 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0)
ioctl$VIDIOC_S_FREQUENCY(r7, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
ioctl$F2FS_IOC_DEFRAGMENT(r7, 0xc010f508, &(0x7f00000000c0)={0x8b, 0x7c77d27a})

[  951.505924] FAT-fs (loop1): FAT read failed (blocknr 32)
[  951.533507] FAULT_INJECTION: forcing a failure.
[  951.533507] name failslab, interval 1, probability 0, space 0, times 0
[  951.576069] CPU: 1 PID: 6355 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  951.584072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  951.593436] Call Trace:
[  951.596039]  dump_stack+0x1fc/0x2ef
[  951.599684]  should_fail.cold+0xa/0xf
[  951.603499]  ? setup_fault_attr+0x200/0x200
[  951.607825]  ? lock_acquire+0x170/0x3c0
[  951.607846]  __should_failslab+0x115/0x180
[  951.616034]  should_failslab+0x5/0x10
[  951.616052]  kmem_cache_alloc+0x277/0x370
[  951.623960]  ? mempool_alloc+0x350/0x350
[  951.623972]  mempool_init_node+0x2d0/0x6c0
[  951.623989]  ? mempool_alloc+0x350/0x350
[  951.623999]  ? mempool_free+0x370/0x370
[  951.624009]  mempool_init+0x38/0x50
[  951.624025]  bioset_init+0x327/0x810
[  951.624039]  ? kmem_cache_alloc_node+0x351/0x3b0
[  951.624057]  blk_alloc_queue_node+0x189/0xbf0
[  951.624075]  blk_mq_init_queue+0x44/0xa0
[  951.624091]  nbd_dev_add+0x2b9/0x890
[  951.624108]  nbd_genl_connect+0x488/0x1630
[  951.656953]  ? nbd_xmit_timeout+0x730/0x730
[  951.656972]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  951.678478]  ? validate_nla+0x270/0x820
[  951.682475]  ? nla_parse+0x1b2/0x290
[  951.686210]  genl_family_rcv_msg+0x642/0xc40
[  951.690634]  ? genl_rcv+0x40/0x40
[  951.694088]  ? genl_rcv_msg+0x12f/0x160
[  951.698071]  ? mutex_trylock+0x1a0/0x1a0
[  951.702156]  ? __radix_tree_lookup+0x216/0x370
[  951.706758]  genl_rcv_msg+0xbf/0x160
[  951.710491]  netlink_rcv_skb+0x160/0x440
[  951.714569]  ? genl_family_rcv_msg+0xc40/0xc40
[  951.718679] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  951.719156]  ? netlink_ack+0xae0/0xae0
[  951.719173]  ? genl_rcv+0x15/0x40
[  951.719192]  genl_rcv+0x24/0x40
[  951.739486]  netlink_unicast+0x4d5/0x690
[  951.743565]  ? netlink_sendskb+0x110/0x110
[  951.747812]  ? _copy_from_iter_full+0x229/0x7c0
[  951.752497]  ? __phys_addr_symbol+0x2c/0x70
[  951.756827]  ? __check_object_size+0x17b/0x3e0
[  951.761425]  netlink_sendmsg+0x6c3/0xc50
[  951.765504]  ? aa_af_perm+0x230/0x230
[  951.769318]  ? nlmsg_notify+0x1f0/0x1f0
[  951.773303]  ? kernel_recvmsg+0x220/0x220
[  951.777471]  ? nlmsg_notify+0x1f0/0x1f0
[  951.781456]  sock_sendmsg+0xc3/0x120
[  951.785278]  ___sys_sendmsg+0x7bb/0x8e0
[  951.789268]  ? check_preemption_disabled+0x41/0x280
[  951.794299]  ? copy_msghdr_from_user+0x440/0x440
[  951.799072]  ? __fget+0x32f/0x510
[  951.802548]  ? lock_downgrade+0x720/0x720
[  951.806708]  ? check_preemption_disabled+0x41/0x280
[  951.811742]  ? check_preemption_disabled+0x41/0x280
[  951.816777]  ? __fget+0x356/0x510
[  951.820239]  ? do_dup2+0x450/0x450
[  951.823878]  ? lock_downgrade+0x720/0x720
[  951.828035]  ? vfs_write+0x3d7/0x540
[  951.831752]  ? __fdget+0x1d0/0x230
[  951.835303]  __x64_sys_sendmsg+0x132/0x220
[  951.839545]  ? __sys_sendmsg+0x1b0/0x1b0
[  951.843612]  ? vfs_write+0x393/0x540
[  951.847417]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  951.852801]  ? trace_hardirqs_off_caller+0x6e/0x210
[  951.857831]  ? do_syscall_64+0x21/0x620
[  951.861824]  do_syscall_64+0xf9/0x620
[  951.865642]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  951.870843] RIP: 0033:0x7f1dcd3b15a9
[  951.874564] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  951.893464] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  951.901163] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  951.908416] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  951.915666] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
23:22:57 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000007a000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:57 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r2, 0x330f, 0x54)

23:22:57 executing program 0:
sendto$inet(0xffffffffffffffff, &(0x7f0000000040)="391b6233c591c8320d90bc1213185a3719fe4930067b3d8c1fdab3a52055ed12e2c93fbd043b4e6d", 0x28, 0x40000, &(0x7f0000000080)={0x2, 0x4e24, @local}, 0x10)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x181d01, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_FREE(r0, 0x3305)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f00000002c0)={0x7, 0x1})
r4 = dup(r1)
ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r4, 0xc018937e, &(0x7f0000000240)={{0x1, 0x1, 0x18, <r5=>r1, {0x4}}, './file0\x00'})
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
sendfile(r5, r6, &(0x7f0000000280)=0x7, 0x1)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c)
sendto$inet(r4, &(0x7f0000000140)="8b8e834ca2ff59d7297f278af573d2dbe522e37731d9d224865f59af4814c10a10562fcfe77aaa9d67824cbd86f2ccb843770d611e6f08c8af1f76a54e4819d52b2972b54aa6537c9a37d306e1b5331a3515938f18266feca5df2286eaad0fc798c56864c1db3b303a03832ad1018b91bd51782d98ff1edcffe7627f27d9733122bad44851ada5dc4f90a84287124c0c45481d0c504ffdc970a0de7f6f15b6d5845d13337e5bc33813194d8a8a22acc5a3340bf8abe86ec41099", 0xba, 0x400, &(0x7f0000000200)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10)
r7 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0)
ioctl$VIDIOC_S_FREQUENCY(r7, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$F2FS_IOC_DEFRAGMENT(r7, 0xc010f508, &(0x7f00000000c0)={0x8b, 0x7c77d27a})
sendto$inet(0xffffffffffffffff, &(0x7f0000000040)="391b6233c591c8320d90bc1213185a3719fe4930067b3d8c1fdab3a52055ed12e2c93fbd043b4e6d", 0x28, 0x40000, &(0x7f0000000080)={0x2, 0x4e24, @local}, 0x10) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x181d01, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r2) (async)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$BLKZEROOUT(r3, 0x127f, &(0x7f00000002c0)={0x7, 0x1}) (async)
dup(r1) (async)
ioctl$AUTOFS_DEV_IOCTL_ISMOUNTPOINT(r4, 0xc018937e, &(0x7f0000000240)={{0x1, 0x1, 0x18, r1, {0x4}}, './file0\x00'}) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
sendfile(r5, r6, &(0x7f0000000280)=0x7, 0x1) (async)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) (async)
sendto$inet(r4, &(0x7f0000000140)="8b8e834ca2ff59d7297f278af573d2dbe522e37731d9d224865f59af4814c10a10562fcfe77aaa9d67824cbd86f2ccb843770d611e6f08c8af1f76a54e4819d52b2972b54aa6537c9a37d306e1b5331a3515938f18266feca5df2286eaad0fc798c56864c1db3b303a03832ad1018b91bd51782d98ff1edcffe7627f27d9733122bad44851ada5dc4f90a84287124c0c45481d0c504ffdc970a0de7f6f15b6d5845d13337e5bc33813194d8a8a22acc5a3340bf8abe86ec41099", 0xba, 0x400, &(0x7f0000000200)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) (async)
ioctl$VIDIOC_S_FREQUENCY(r7, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
ioctl$F2FS_IOC_DEFRAGMENT(r7, 0xc010f508, &(0x7f00000000c0)={0x8b, 0x7c77d27a}) (async)

23:22:57 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000680000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  951.922915] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  951.930165] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  951.947179] nbd: failed to add new device
23:22:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1a, {0x29}}, 0x14}}, 0x0)

23:22:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 21)

23:22:57 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r2, 0x330f, 0x54)

23:22:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1b, {0x29}}, 0x14}}, 0x0)

[  952.118504] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  952.138755] FAULT_INJECTION: forcing a failure.
[  952.138755] name failslab, interval 1, probability 0, space 0, times 0
[  952.152447] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:22:58 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000000))
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000140)={{0x1, 0x1, 0x18, <r1=>0xffffffffffffffff, {0x7fffffff}}, './file0\x00'})
ioctl$SNAPSHOT_FREE(r1, 0x3305)
ioctl$BTRFS_IOC_SYNC(r0, 0x9408, 0x0)
r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x401, 0x0)
ioctl$F2FS_IOC_GET_PIN_FILE(r2, 0x8004f50e, &(0x7f0000000080))
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r4 = dup(r3)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$KVM_CAP_MSR_PLATFORM_INFO(r4, 0x4068aea3, &(0x7f00000000c0)={0x9f, 0x0, 0x1})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:22:58 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x244800, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
write(r0, &(0x7f0000000040)="dcdd206067acceaf61855fb1f253abc9e5ebf83bfc6dcedab3ad92795c3b85a09f6b6c2168120f59a1c6d184c05800636485705e75d38567771bd25eb05f68e7f828f2a12fe639cda844b4a21d504f94c5836c186b8498f3d12e83f0815ca07b35a900b87fea5c7a0caa13ebc049eaa6e68eb129d45a42", 0x77)

[  952.175509] FAT-fs (loop1): FAT read failed (blocknr 32)
[  952.206634] CPU: 1 PID: 6398 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  952.214473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  952.223843] Call Trace:
[  952.226458]  dump_stack+0x1fc/0x2ef
[  952.230104]  should_fail.cold+0xa/0xf
[  952.233933]  ? setup_fault_attr+0x200/0x200
[  952.238265]  ? lock_acquire+0x170/0x3c0
[  952.242263]  __should_failslab+0x115/0x180
[  952.246509]  should_failslab+0x5/0x10
[  952.250321]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  952.255439]  __kmalloc_node+0x38/0x70
[  952.259250]  ? mempool_free+0x370/0x370
[  952.263230]  mempool_init_node+0x137/0x6c0
[  952.267481]  ? mempool_alloc+0x350/0x350
[  952.271546]  ? mempool_free+0x370/0x370
23:22:58 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x244800, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
write(r0, &(0x7f0000000040)="dcdd206067acceaf61855fb1f253abc9e5ebf83bfc6dcedab3ad92795c3b85a09f6b6c2168120f59a1c6d184c05800636485705e75d38567771bd25eb05f68e7f828f2a12fe639cda844b4a21d504f94c5836c186b8498f3d12e83f0815ca07b35a900b87fea5c7a0caa13ebc049eaa6e68eb129d45a42", 0x77)

[  952.275524]  mempool_init+0x38/0x50
[  952.279158]  bioset_init+0x532/0x810
[  952.282969]  ? kmem_cache_alloc_node+0x351/0x3b0
[  952.287742]  blk_alloc_queue_node+0x189/0xbf0
[  952.292254]  blk_mq_init_queue+0x44/0xa0
[  952.296336]  nbd_dev_add+0x2b9/0x890
[  952.300061]  nbd_genl_connect+0x488/0x1630
[  952.304324]  ? nbd_xmit_timeout+0x730/0x730
[  952.308666]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  952.313865]  ? validate_nla+0x270/0x820
[  952.317851]  ? nla_parse+0x1b2/0x290
[  952.321582]  genl_family_rcv_msg+0x642/0xc40
[  952.326019]  ? genl_rcv+0x40/0x40
[  952.329476]  ? genl_rcv_msg+0x12f/0x160
[  952.333458]  ? mutex_trylock+0x1a0/0x1a0
[  952.337535]  ? __radix_tree_lookup+0x216/0x370
[  952.342142]  genl_rcv_msg+0xbf/0x160
[  952.345862]  netlink_rcv_skb+0x160/0x440
[  952.349931]  ? genl_family_rcv_msg+0xc40/0xc40
[  952.354523]  ? netlink_ack+0xae0/0xae0
[  952.358421]  ? genl_rcv+0x15/0x40
[  952.361892]  genl_rcv+0x24/0x40
[  952.365179]  netlink_unicast+0x4d5/0x690
[  952.369252]  ? netlink_sendskb+0x110/0x110
23:22:58 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x244800, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
write(r0, &(0x7f0000000040)="dcdd206067acceaf61855fb1f253abc9e5ebf83bfc6dcedab3ad92795c3b85a09f6b6c2168120f59a1c6d184c05800636485705e75d38567771bd25eb05f68e7f828f2a12fe639cda844b4a21d504f94c5836c186b8498f3d12e83f0815ca07b35a900b87fea5c7a0caa13ebc049eaa6e68eb129d45a42", 0x77)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x244800, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
write(r0, &(0x7f0000000040)="dcdd206067acceaf61855fb1f253abc9e5ebf83bfc6dcedab3ad92795c3b85a09f6b6c2168120f59a1c6d184c05800636485705e75d38567771bd25eb05f68e7f828f2a12fe639cda844b4a21d504f94c5836c186b8498f3d12e83f0815ca07b35a900b87fea5c7a0caa13ebc049eaa6e68eb129d45a42", 0x77) (async)

[  952.373504]  ? _copy_from_iter_full+0x229/0x7c0
[  952.378184]  ? __phys_addr_symbol+0x2c/0x70
[  952.382522]  ? __check_object_size+0x17b/0x3e0
[  952.387122]  netlink_sendmsg+0x6c3/0xc50
[  952.391210]  ? aa_af_perm+0x230/0x230
[  952.395023]  ? nlmsg_notify+0x1f0/0x1f0
[  952.398997]  ? kernel_recvmsg+0x220/0x220
[  952.403164]  ? nlmsg_notify+0x1f0/0x1f0
[  952.407148]  sock_sendmsg+0xc3/0x120
[  952.410871]  ___sys_sendmsg+0x7bb/0x8e0
[  952.414851]  ? copy_msghdr_from_user+0x440/0x440
[  952.419616]  ? mark_held_locks+0xa6/0xf0
[  952.423690]  ? finish_task_switch+0x118/0x760
[  952.428200]  ? __fget+0x32f/0x510
[  952.431668]  ? lock_downgrade+0x720/0x720
[  952.435816]  ? check_preemption_disabled+0x41/0x280
[  952.440842]  ? check_preemption_disabled+0x41/0x280
[  952.445873]  ? __fget+0x356/0x510
[  952.449338]  ? do_dup2+0x450/0x450
[  952.452907]  ? lock_downgrade+0x720/0x720
[  952.457086]  ? vfs_write+0x3d7/0x540
[  952.460812]  ? __fdget+0x1d0/0x230
[  952.464369]  __x64_sys_sendmsg+0x132/0x220
[  952.468602]  ? __sys_sendmsg+0x1b0/0x1b0
[  952.472661]  ? vfs_write+0x393/0x540
[  952.476378]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  952.481752]  ? trace_hardirqs_off_caller+0x6e/0x210
[  952.486770]  ? do_syscall_64+0x21/0x620
[  952.490766]  do_syscall_64+0xf9/0x620
[  952.494577]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  952.499756] RIP: 0033:0x7f1dcd3b15a9
[  952.503470] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  952.522377] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  952.530081] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  952.537458] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  952.544816] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  952.552283] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  952.559734] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  952.577034] nbd: failed to add new device
23:22:58 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000c0ed000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:58 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000000))
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000140)={{0x1, 0x1, 0x18, <r1=>0xffffffffffffffff, {0x7fffffff}}, './file0\x00'})
ioctl$SNAPSHOT_FREE(r1, 0x3305)
ioctl$BTRFS_IOC_SYNC(r0, 0x9408, 0x0)
r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x401, 0x0)
ioctl$F2FS_IOC_GET_PIN_FILE(r2, 0x8004f50e, &(0x7f0000000080))
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r4 = dup(r3)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$KVM_CAP_MSR_PLATFORM_INFO(r4, 0x4068aea3, &(0x7f00000000c0)={0x9f, 0x0, 0x1})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000000)) (async)
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000140)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x7fffffff}}, './file0\x00'}) (async)
ioctl$SNAPSHOT_FREE(r1, 0x3305) (async)
ioctl$BTRFS_IOC_SYNC(r0, 0x9408, 0x0) (async)
openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x401, 0x0) (async)
ioctl$F2FS_IOC_GET_PIN_FILE(r2, 0x8004f50e, &(0x7f0000000080)) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r3) (async)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$KVM_CAP_MSR_PLATFORM_INFO(r4, 0x4068aea3, &(0x7f00000000c0)={0x9f, 0x0, 0x1}) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

23:22:58 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x81, 0x202902)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
r2 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x400, 0x0)
ioctl$DRM_IOCTL_SET_VERSION(r2, 0xc0106407, &(0x7f0000000100)={0xf9d7, 0x3, 0x155, 0x9})
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x6})
ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000000440)={<r3=>0x0, "4016be519ef88a3b9a0aa26f7d5542df"})
ioctl$BTRFS_IOC_DEV_INFO(r1, 0xd000941e, &(0x7f0000001440)={r3, "2149be262fa7cd1ec3444cc793290fcf"})
r4 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r4, &(0x7f0000000140)={0xa, 0x4e22, 0xdd17, @local, 0x86}, 0x1c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080))

23:22:58 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000006c0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:58 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 22)

23:22:58 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1c, {0x29}}, 0x14}}, 0x0)

23:22:58 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1d, {0x29}}, 0x14}}, 0x0)

23:22:58 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x81, 0x202902)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
r2 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x400, 0x0)
ioctl$DRM_IOCTL_SET_VERSION(r2, 0xc0106407, &(0x7f0000000100)={0xf9d7, 0x3, 0x155, 0x9}) (async)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x6}) (async)
ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000000440)={<r3=>0x0, "4016be519ef88a3b9a0aa26f7d5542df"})
ioctl$BTRFS_IOC_DEV_INFO(r1, 0xd000941e, &(0x7f0000001440)={r3, "2149be262fa7cd1ec3444cc793290fcf"}) (async)
r4 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r4, &(0x7f0000000140)={0xa, 0x4e22, 0xdd17, @local, 0x86}, 0x1c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080))

23:22:58 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000000))
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000140)={{0x1, 0x1, 0x18, <r1=>0xffffffffffffffff, {0x7fffffff}}, './file0\x00'})
ioctl$SNAPSHOT_FREE(r1, 0x3305)
ioctl$BTRFS_IOC_SYNC(r0, 0x9408, 0x0)
r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x401, 0x0)
ioctl$F2FS_IOC_GET_PIN_FILE(r2, 0x8004f50e, &(0x7f0000000080))
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r4 = dup(r3)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$KVM_CAP_MSR_PLATFORM_INFO(r4, 0x4068aea3, &(0x7f00000000c0)={0x9f, 0x0, 0x1})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000000)) (async)
ioctl$AUTOFS_DEV_IOCTL_READY(0xffffffffffffffff, 0xc0189376, &(0x7f0000000140)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x7fffffff}}, './file0\x00'}) (async)
ioctl$SNAPSHOT_FREE(r1, 0x3305) (async)
ioctl$BTRFS_IOC_SYNC(r0, 0x9408, 0x0) (async)
openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0x401, 0x0) (async)
ioctl$F2FS_IOC_GET_PIN_FILE(r2, 0x8004f50e, &(0x7f0000000080)) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r3) (async)
write$6lowpan_enable(r4, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$KVM_CAP_MSR_PLATFORM_INFO(r4, 0x4068aea3, &(0x7f00000000c0)={0x9f, 0x0, 0x1}) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

[  952.791288] FAULT_INJECTION: forcing a failure.
[  952.791288] name failslab, interval 1, probability 0, space 0, times 0
[  952.816236] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  952.834740] CPU: 0 PID: 6464 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  952.842559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  952.851915] Call Trace:
[  952.854506]  dump_stack+0x1fc/0x2ef
[  952.858131]  should_fail.cold+0xa/0xf
[  952.861924]  ? setup_fault_attr+0x200/0x200
[  952.866238]  ? lock_acquire+0x170/0x3c0
[  952.870201]  ? mempool_free+0x370/0x370
[  952.874265]  ? mempool_free+0x370/0x370
[  952.878227]  __should_failslab+0x115/0x180
[  952.882453]  should_failslab+0x5/0x10
[  952.886243]  kmem_cache_alloc+0x277/0x370
[  952.890382]  ? mempool_alloc+0x350/0x350
[  952.894431]  ? mempool_free+0x370/0x370
[  952.898396]  mempool_init_node+0x2d0/0x6c0
[  952.902623]  ? mempool_alloc+0x350/0x350
[  952.906670]  ? mempool_free+0x370/0x370
[  952.910632]  mempool_init+0x38/0x50
[  952.914252]  bioset_init+0x532/0x810
[  952.917953]  ? kmem_cache_alloc_node+0x351/0x3b0
[  952.922704]  blk_alloc_queue_node+0x189/0xbf0
[  952.927197]  blk_mq_init_queue+0x44/0xa0
[  952.931248]  nbd_dev_add+0x2b9/0x890
[  952.934954]  nbd_genl_connect+0x488/0x1630
[  952.939197]  ? nbd_xmit_timeout+0x730/0x730
[  952.943513]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  952.949159]  ? validate_nla+0x270/0x820
[  952.953126]  ? nla_parse+0x1b2/0x290
[  952.956834]  genl_family_rcv_msg+0x642/0xc40
[  952.961239]  ? genl_rcv+0x40/0x40
[  952.964681]  ? genl_rcv_msg+0x12f/0x160
[  952.968647]  ? mutex_trylock+0x1a0/0x1a0
[  952.972714]  ? __radix_tree_lookup+0x216/0x370
[  952.977291]  genl_rcv_msg+0xbf/0x160
[  952.981082]  netlink_rcv_skb+0x160/0x440
[  952.985135]  ? genl_family_rcv_msg+0xc40/0xc40
[  952.989713]  ? netlink_ack+0xae0/0xae0
[  952.993594]  ? genl_rcv+0x15/0x40
[  952.997042]  genl_rcv+0x24/0x40
[  953.000311]  netlink_unicast+0x4d5/0x690
[  953.004369]  ? netlink_sendskb+0x110/0x110
[  953.008594]  ? _copy_from_iter_full+0x229/0x7c0
[  953.013254]  ? __phys_addr_symbol+0x2c/0x70
[  953.017570]  ? __check_object_size+0x17b/0x3e0
[  953.022148]  netlink_sendmsg+0x6c3/0xc50
[  953.026200]  ? aa_af_perm+0x230/0x230
[  953.029991]  ? nlmsg_notify+0x1f0/0x1f0
[  953.033954]  ? kernel_recvmsg+0x220/0x220
[  953.038096]  ? nlmsg_notify+0x1f0/0x1f0
[  953.042061]  sock_sendmsg+0xc3/0x120
[  953.045764]  ___sys_sendmsg+0x7bb/0x8e0
[  953.049734]  ? check_preemption_disabled+0x41/0x280
[  953.054825]  ? copy_msghdr_from_user+0x440/0x440
[  953.059573]  ? __fget+0x32f/0x510
[  953.063025]  ? lock_downgrade+0x720/0x720
[  953.067163]  ? check_preemption_disabled+0x41/0x280
[  953.072174]  ? check_preemption_disabled+0x41/0x280
[  953.077184]  ? __fget+0x356/0x510
[  953.080633]  ? do_dup2+0x450/0x450
[  953.084161]  ? lock_downgrade+0x720/0x720
[  953.088301]  ? vfs_write+0x3d7/0x540
[  953.092008]  ? __fdget+0x1d0/0x230
[  953.095542]  __x64_sys_sendmsg+0x132/0x220
[  953.099768]  ? __sys_sendmsg+0x1b0/0x1b0
[  953.103823]  ? vfs_write+0x393/0x540
[  953.107536]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  953.112890]  ? trace_hardirqs_off_caller+0x6e/0x210
[  953.117900]  ? do_syscall_64+0x21/0x620
[  953.121868]  do_syscall_64+0xf9/0x620
[  953.125661]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  953.130841] RIP: 0033:0x7f1dcd3b15a9
[  953.134543] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  953.153432] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  953.161127] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  953.168385] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  953.175641] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  953.182900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  953.190170] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:59 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000740000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:59 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 23)

23:22:59 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1e, {0x29}}, 0x14}}, 0x0)

[  953.269623] nbd: failed to add new device
[  953.297972] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  953.344216] FAT-fs (loop1): FAT read failed (blocknr 32)
[  953.395295] FAULT_INJECTION: forcing a failure.
[  953.395295] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  953.407236] CPU: 0 PID: 6500 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  953.415129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  953.424482] Call Trace:
[  953.427081]  dump_stack+0x1fc/0x2ef
[  953.430713]  should_fail.cold+0xa/0xf
[  953.434509]  ? setup_fault_attr+0x200/0x200
[  953.438820]  ? is_bpf_text_address+0xfc/0x1b0
[  953.443308]  ? kernel_text_address+0xbd/0xf0
[  953.447711]  __alloc_pages_nodemask+0x239/0x2890
[  953.452465]  ? __lock_acquire+0x6de/0x3ff0
[  953.456692]  ? __kmalloc_node+0x4c/0x70
[  953.460655]  ? mempool_init_node+0x137/0x6c0
[  953.465150]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  953.469984]  ? blk_mq_init_queue+0x44/0xa0
[  953.474208]  ? nbd_dev_add+0x2b9/0x890
[  953.478085]  ? nbd_genl_connect+0x488/0x1630
[  953.482481]  ? genl_family_rcv_msg+0x642/0xc40
[  953.487051]  ? genl_rcv_msg+0xbf/0x160
[  953.490940]  ? netlink_rcv_skb+0x160/0x440
[  953.495179]  ? do_syscall_64+0xf9/0x620
[  953.499151]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  953.504670]  ? kasan_kmalloc+0x139/0x160
[  953.508735]  ? kmem_cache_alloc_node+0x146/0x3b0
[  953.513492]  ? should_fail+0x142/0x7b0
[  953.517640]  ? fs_reclaim_release+0xd0/0x110
[  953.522043]  cache_grow_begin+0xa4/0x8a0
[  953.526091]  ? setup_fault_attr+0x200/0x200
[  953.530399]  ? cache_alloc_pfmemalloc+0x1e/0x140
[  953.535146]  cache_alloc_refill+0x273/0x340
[  953.539467]  kmem_cache_alloc+0x346/0x370
[  953.543602]  ? mempool_alloc+0x350/0x350
[  953.547649]  ? mempool_free+0x370/0x370
[  953.551608]  mempool_init_node+0x2d0/0x6c0
[  953.555836]  ? mempool_alloc+0x350/0x350
[  953.559882]  ? mempool_free+0x370/0x370
[  953.563841]  mempool_init+0x38/0x50
[  953.567456]  bioset_init+0x532/0x810
[  953.571170]  ? kmem_cache_alloc_node+0x351/0x3b0
[  953.575921]  blk_alloc_queue_node+0x189/0xbf0
[  953.580419]  blk_mq_init_queue+0x44/0xa0
[  953.584474]  nbd_dev_add+0x2b9/0x890
[  953.588180]  nbd_genl_connect+0x488/0x1630
[  953.592420]  ? nbd_xmit_timeout+0x730/0x730
[  953.596734]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  953.601917]  ? validate_nla+0x270/0x820
[  953.605906]  ? nla_parse+0x1b2/0x290
[  953.609613]  genl_family_rcv_msg+0x642/0xc40
[  953.614012]  ? genl_rcv+0x40/0x40
[  953.617452]  ? genl_rcv_msg+0x12f/0x160
[  953.621422]  ? mutex_trylock+0x1a0/0x1a0
[  953.625479]  ? __radix_tree_lookup+0x216/0x370
[  953.630061]  genl_rcv_msg+0xbf/0x160
[  953.633771]  netlink_rcv_skb+0x160/0x440
[  953.637827]  ? genl_family_rcv_msg+0xc40/0xc40
[  953.642407]  ? netlink_ack+0xae0/0xae0
[  953.646289]  ? genl_rcv+0x15/0x40
[  953.649747]  genl_rcv+0x24/0x40
[  953.653013]  netlink_unicast+0x4d5/0x690
[  953.657069]  ? netlink_sendskb+0x110/0x110
[  953.661292]  ? _copy_from_iter_full+0x229/0x7c0
[  953.665951]  ? __phys_addr_symbol+0x2c/0x70
[  953.670353]  ? __check_object_size+0x17b/0x3e0
[  953.674925]  netlink_sendmsg+0x6c3/0xc50
[  953.678975]  ? aa_af_perm+0x230/0x230
[  953.682763]  ? nlmsg_notify+0x1f0/0x1f0
[  953.686753]  ? kernel_recvmsg+0x220/0x220
[  953.690897]  ? nlmsg_notify+0x1f0/0x1f0
[  953.694862]  sock_sendmsg+0xc3/0x120
[  953.698576]  ___sys_sendmsg+0x7bb/0x8e0
[  953.702547]  ? check_preemption_disabled+0x41/0x280
[  953.707640]  ? copy_msghdr_from_user+0x440/0x440
[  953.712391]  ? __fget+0x32f/0x510
[  953.715839]  ? lock_downgrade+0x720/0x720
[  953.719979]  ? check_preemption_disabled+0x41/0x280
[  953.724994]  ? check_preemption_disabled+0x41/0x280
[  953.730009]  ? __fget+0x356/0x510
[  953.733453]  ? do_dup2+0x450/0x450
[  953.736984]  ? lock_downgrade+0x720/0x720
[  953.741133]  ? vfs_write+0x3d7/0x540
[  953.744842]  ? __fdget+0x1d0/0x230
[  953.748379]  __x64_sys_sendmsg+0x132/0x220
[  953.752605]  ? __sys_sendmsg+0x1b0/0x1b0
[  953.756657]  ? vfs_write+0x393/0x540
[  953.760377]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  953.765735]  ? trace_hardirqs_off_caller+0x6e/0x210
[  953.770746]  ? do_syscall_64+0x21/0x620
[  953.774718]  do_syscall_64+0xf9/0x620
[  953.778514]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  953.783697] RIP: 0033:0x7f1dcd3b15a9
[  953.787403] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  953.806394] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  953.815163] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  953.822427] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  953.829690] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  953.836950] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  953.844207] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:22:59 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x80, 0x4)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000100))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xf4e)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000280)={0x18, 0x8, &(0x7f0000000140)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x4}, @cb_func={0x18, 0x5, 0x4, 0x0, 0x1}, @alu={0x4, 0x1, 0xd, 0x7, 0xa, 0xfffffffffffffff0, 0xfffffffffffffff0}, @jmp={0x5, 0x0, 0xd, 0x5, 0x2, 0xc, 0xffffffffffffffff}]}, &(0x7f0000000180)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x2, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f00000001c0)={0xa, 0x2}, 0x8, 0x10, &(0x7f0000000200)={0x1, 0x10, 0xa31, 0x9}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r1, r1, r1]}, 0x80)
ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000300)={r3, 0x3f, 0x400, 0x4})
ioctl$F2FS_IOC_GARBAGE_COLLECT(r1, 0x4004f506, &(0x7f00000000c0))
r4 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/custom1\x00', 0x2, 0x0)
fcntl$setownex(r4, 0xf, &(0x7f0000000040)={0x0, 0xffffffffffffffff})

23:22:59 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x81, 0x202902) (async)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
r2 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x400, 0x0)
ioctl$DRM_IOCTL_SET_VERSION(r2, 0xc0106407, &(0x7f0000000100)={0xf9d7, 0x3, 0x155, 0x9}) (async)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x6}) (async)
ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000000440)={<r3=>0x0, "4016be519ef88a3b9a0aa26f7d5542df"})
ioctl$BTRFS_IOC_DEV_INFO(r1, 0xd000941e, &(0x7f0000001440)={r3, "2149be262fa7cd1ec3444cc793290fcf"}) (async)
r4 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r4, &(0x7f0000000140)={0xa, 0x4e22, 0xdd17, @local, 0x86}, 0x1c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080))

23:22:59 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f80000100002000000000000f8000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:59 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x21, {0x29}}, 0x14}}, 0x0)

23:22:59 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 24)

[  953.882057] nbd: couldn't find device at index -1577385984
[  953.959915] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:22:59 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x80, 0x4)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000100))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xf4e)
r2 = socket$inet_udp(0x2, 0x2, 0x0) (async)
r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000280)={0x18, 0x8, &(0x7f0000000140)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x4}, @cb_func={0x18, 0x5, 0x4, 0x0, 0x1}, @alu={0x4, 0x1, 0xd, 0x7, 0xa, 0xfffffffffffffff0, 0xfffffffffffffff0}, @jmp={0x5, 0x0, 0xd, 0x5, 0x2, 0xc, 0xffffffffffffffff}]}, &(0x7f0000000180)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x2, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f00000001c0)={0xa, 0x2}, 0x8, 0x10, &(0x7f0000000200)={0x1, 0x10, 0xa31, 0x9}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r1, r1, r1]}, 0x80)
ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000300)={r3, 0x3f, 0x400, 0x4})
ioctl$F2FS_IOC_GARBAGE_COLLECT(r1, 0x4004f506, &(0x7f00000000c0)) (async)
r4 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/custom1\x00', 0x2, 0x0)
fcntl$setownex(r4, 0xf, &(0x7f0000000040)={0x0, 0xffffffffffffffff})

23:22:59 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000007a0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:22:59 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_FREE(r0, 0x3305)

23:22:59 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x22, {0x29}}, 0x14}}, 0x0)

23:22:59 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x80, 0x4) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r0, 0x8008330e, &(0x7f0000000100))
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r0, 0x330f, 0xf4e) (async)
r2 = socket$inet_udp(0x2, 0x2, 0x0) (async, rerun: 32)
r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000280)={0x18, 0x8, &(0x7f0000000140)=@framed={{0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x4}, @cb_func={0x18, 0x5, 0x4, 0x0, 0x1}, @alu={0x4, 0x1, 0xd, 0x7, 0xa, 0xfffffffffffffff0, 0xfffffffffffffff0}, @jmp={0x5, 0x0, 0xd, 0x5, 0x2, 0xc, 0xffffffffffffffff}]}, &(0x7f0000000180)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x2, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f00000001c0)={0xa, 0x2}, 0x8, 0x10, &(0x7f0000000200)={0x1, 0x10, 0xa31, 0x9}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r1, r1, r1]}, 0x80) (rerun: 32)
ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000300)={r3, 0x3f, 0x400, 0x4}) (async, rerun: 64)
ioctl$F2FS_IOC_GARBAGE_COLLECT(r1, 0x4004f506, &(0x7f00000000c0)) (rerun: 64)
r4 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000000)='./binderfs/custom1\x00', 0x2, 0x0)
fcntl$setownex(r4, 0xf, &(0x7f0000000040)={0x0, 0xffffffffffffffff})

[  954.078636] FAULT_INJECTION: forcing a failure.
[  954.078636] name failslab, interval 1, probability 0, space 0, times 0
[  954.103753] CPU: 1 PID: 6519 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  954.111585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  954.117575] Restarting kernel threads ... done.
[  954.120942] Call Trace:
[  954.120966]  dump_stack+0x1fc/0x2ef
[  954.120984]  should_fail.cold+0xa/0xf
[  954.121001]  ? setup_fault_attr+0x200/0x200
[  954.121014]  ? lock_acquire+0x170/0x3c0
[  954.121033]  __should_failslab+0x115/0x180
[  954.121049]  should_failslab+0x5/0x10
[  954.121061]  kmem_cache_alloc+0x277/0x370
[  954.121079]  ? mempool_alloc+0x350/0x350
[  954.160201]  mempool_init_node+0x2d0/0x6c0
[  954.164453]  ? mempool_alloc+0x350/0x350
[  954.168558]  ? mempool_free+0x370/0x370
[  954.172543]  mempool_init+0x38/0x50
[  954.176179]  bioset_init+0x532/0x810
[  954.179902]  ? kmem_cache_alloc_node+0x351/0x3b0
[  954.184686]  blk_alloc_queue_node+0x189/0xbf0
[  954.189183]  blk_mq_init_queue+0x44/0xa0
[  954.193277]  nbd_dev_add+0x2b9/0x890
[  954.196987]  nbd_genl_connect+0x488/0x1630
[  954.201224]  ? nbd_xmit_timeout+0x730/0x730
[  954.205537]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  954.210717]  ? validate_nla+0x270/0x820
[  954.214684]  ? nla_parse+0x1b2/0x290
[  954.218396]  genl_family_rcv_msg+0x642/0xc40
[  954.222801]  ? genl_rcv+0x40/0x40
[  954.226329]  ? genl_rcv_msg+0x12f/0x160
[  954.230309]  ? mutex_trylock+0x1a0/0x1a0
[  954.234368]  ? __radix_tree_lookup+0x216/0x370
[  954.238946]  genl_rcv_msg+0xbf/0x160
[  954.242658]  netlink_rcv_skb+0x160/0x440
[  954.246709]  ? genl_family_rcv_msg+0xc40/0xc40
[  954.251280]  ? netlink_ack+0xae0/0xae0
[  954.255184]  ? genl_rcv+0x15/0x40
[  954.259157]  genl_rcv+0x24/0x40
[  954.262427]  netlink_unicast+0x4d5/0x690
[  954.266481]  ? netlink_sendskb+0x110/0x110
[  954.270706]  ? _copy_from_iter_full+0x229/0x7c0
[  954.275381]  ? __phys_addr_symbol+0x2c/0x70
[  954.279728]  ? __check_object_size+0x17b/0x3e0
[  954.284311]  netlink_sendmsg+0x6c3/0xc50
[  954.288369]  ? aa_af_perm+0x230/0x230
[  954.292159]  ? nlmsg_notify+0x1f0/0x1f0
[  954.296119]  ? kernel_recvmsg+0x220/0x220
[  954.300267]  ? nlmsg_notify+0x1f0/0x1f0
[  954.304236]  sock_sendmsg+0xc3/0x120
[  954.307941]  ___sys_sendmsg+0x7bb/0x8e0
[  954.311907]  ? check_preemption_disabled+0x41/0x280
[  954.316912]  ? copy_msghdr_from_user+0x440/0x440
[  954.321663]  ? __fget+0x32f/0x510
[  954.325114]  ? lock_downgrade+0x720/0x720
[  954.329251]  ? check_preemption_disabled+0x41/0x280
[  954.334258]  ? check_preemption_disabled+0x41/0x280
[  954.339282]  ? __fget+0x356/0x510
[  954.342744]  ? do_dup2+0x450/0x450
[  954.346288]  ? lock_downgrade+0x720/0x720
[  954.350427]  ? vfs_write+0x3d7/0x540
[  954.354134]  ? __fdget+0x1d0/0x230
[  954.357697]  __x64_sys_sendmsg+0x132/0x220
[  954.361921]  ? __sys_sendmsg+0x1b0/0x1b0
[  954.365969]  ? vfs_write+0x393/0x540
[  954.369685]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  954.375049]  ? trace_hardirqs_off_caller+0x6e/0x210
[  954.380059]  ? do_syscall_64+0x21/0x620
[  954.384024]  do_syscall_64+0xf9/0x620
[  954.387821]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  954.392997] RIP: 0033:0x7f1dcd3b15a9
[  954.396701] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  954.415674] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
23:23:00 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305)

[  954.423390] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  954.430646] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  954.437901] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  954.445156] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  954.452422] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:00 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x424142, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  954.511972] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  954.539820] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:00 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_FREE(r0, 0x3305)

23:23:00 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f80000100002000000000000ff000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  954.592962] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:00 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x424142, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:00 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000fc0000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:00 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 25)

23:23:00 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
write$snapshot(r0, &(0x7f0000000040)="c32b0eae6669a689a938bbd11819a5c09b676e39c1532446ccd4d3e467f8006ac81282deb24f", 0x26)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080))
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1e, &(0x7f0000000000), 0x4)

23:23:00 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x23, {0x29}}, 0x14}}, 0x0)

23:23:00 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x424142, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x424142, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

[  954.720529] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  954.734304] Restarting kernel threads ... done.
[  954.747609] FAT-fs (loop1): FAT read failed (blocknr 32)
[  954.751908] nbd: failed to add new device
23:23:00 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000fff000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:00 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
write$snapshot(r0, &(0x7f0000000040)="c32b0eae6669a689a938bbd11819a5c09b676e39c1532446ccd4d3e467f8006ac81282deb24f", 0x26) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080)) (async)
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1e, &(0x7f0000000000), 0x4)

23:23:00 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:00 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
write$snapshot(r0, &(0x7f0000000040)="c32b0eae6669a689a938bbd11819a5c09b676e39c1532446ccd4d3e467f8006ac81282deb24f", 0x26)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080))
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1e, &(0x7f0000000000), 0x4)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
write$snapshot(r0, &(0x7f0000000040)="c32b0eae6669a689a938bbd11819a5c09b676e39c1532446ccd4d3e467f8006ac81282deb24f", 0x26) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000080)) (async)
setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x1e, &(0x7f0000000000), 0x4) (async)

[  954.907809] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:00 executing program 0:
r0 = accept4$llc(0xffffffffffffffff, &(0x7f0000000080)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000000c0)=0x10, 0x800)
ioctl$EXT4_IOC_GETFSUUID(r0, 0x8008662c, &(0x7f0000000100))
r1 = openat$bsg(0xffffffffffffff9c, &(0x7f00000002c0), 0x478180, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000040)={0x0, @initdev, @empty}, &(0x7f0000000780)=0xc)
write$proc_mixer(r1, &(0x7f0000000300)=[{'RECLEV', @void}, {'DIGITAL2', @void}, {'LINE2', @void}, {'LINE3', @val={' \'', 'Synth Capture'}}], 0x41)
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r1, 0xc01864c6, &(0x7f0000000180)={&(0x7f0000000140)=[0xfffffffb, 0x1f, 0x1ff, 0x6], 0x4, 0x800, 0x0, <r4=>0xffffffffffffffff})
sendmsg$NL80211_CMD_SET_REG(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x300, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x24040811}, 0x8080)
ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000380)={0x0, 0xeb60, 0x8000000000000001, 0x1})
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))

[  954.962694] FAULT_INJECTION: forcing a failure.
[  954.962694] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  954.974525] CPU: 0 PID: 6585 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  954.982331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  954.991695] Call Trace:
[  954.994308]  dump_stack+0x1fc/0x2ef
[  954.997952]  should_fail.cold+0xa/0xf
[  955.001773]  ? setup_fault_attr+0x200/0x200
[  955.006109]  ? is_bpf_text_address+0xfc/0x1b0
23:23:00 executing program 0:
r0 = accept4$llc(0xffffffffffffffff, &(0x7f0000000080)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000000c0)=0x10, 0x800)
ioctl$EXT4_IOC_GETFSUUID(r0, 0x8008662c, &(0x7f0000000100))
r1 = openat$bsg(0xffffffffffffff9c, &(0x7f00000002c0), 0x478180, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000040)={0x0, @initdev, @empty}, &(0x7f0000000780)=0xc)
write$proc_mixer(r1, &(0x7f0000000300)=[{'RECLEV', @void}, {'DIGITAL2', @void}, {'LINE2', @void}, {'LINE3', @val={' \'', 'Synth Capture'}}], 0x41)
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r1, 0xc01864c6, &(0x7f0000000180)={&(0x7f0000000140)=[0xfffffffb, 0x1f, 0x1ff, 0x6], 0x4, 0x800, 0x0, <r4=>0xffffffffffffffff})
sendmsg$NL80211_CMD_SET_REG(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x300, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x24040811}, 0x8080)
ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000380)={0x0, 0xeb60, 0x8000000000000001, 0x1})
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
accept4$llc(0xffffffffffffffff, &(0x7f0000000080)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000000c0)=0x10, 0x800) (async)
ioctl$EXT4_IOC_GETFSUUID(r0, 0x8008662c, &(0x7f0000000100)) (async)
openat$bsg(0xffffffffffffff9c, &(0x7f00000002c0), 0x478180, 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r2) (async)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000040)={0x0, @initdev, @empty}, &(0x7f0000000780)=0xc) (async)
write$proc_mixer(r1, &(0x7f0000000300)=[{'RECLEV', @void}, {'DIGITAL2', @void}, {'LINE2', @void}, {'LINE3', @val={' \'', 'Synth Capture'}}], 0x41) (async)
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r1, 0xc01864c6, &(0x7f0000000180)={&(0x7f0000000140)=[0xfffffffb, 0x1f, 0x1ff, 0x6], 0x4, 0x800}) (async)
sendmsg$NL80211_CMD_SET_REG(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x300, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x24040811}, 0x8080) (async)
ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000380)={0x0, 0xeb60, 0x8000000000000001, 0x1}) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (async)

[  955.010621]  ? kernel_text_address+0xbd/0xf0
[  955.015045]  __alloc_pages_nodemask+0x239/0x2890
[  955.019825]  ? __lock_acquire+0x6de/0x3ff0
[  955.024073]  ? mempool_init+0x38/0x50
[  955.027884]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  955.032737]  ? nbd_genl_connect+0x488/0x1630
[  955.037156]  ? genl_family_rcv_msg+0x642/0xc40
[  955.041836]  ? genl_rcv_msg+0xbf/0x160
[  955.045732]  ? netlink_rcv_skb+0x160/0x440
[  955.049970]  ? genl_rcv+0x24/0x40
[  955.053428]  ? netlink_unicast+0x4d5/0x690
[  955.057669]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  955.063029]  ? kasan_kmalloc+0x139/0x160
[  955.067091]  ? cache_alloc_refill+0x2f8/0x340
[  955.071584]  cache_grow_begin+0xa4/0x8a0
[  955.075636]  ? setup_fault_attr+0x200/0x200
[  955.079950]  ? cache_alloc_pfmemalloc+0x1e/0x140
[  955.084701]  cache_alloc_refill+0x273/0x340
[  955.089015]  kmem_cache_alloc+0x346/0x370
[  955.093151]  ? mempool_alloc+0x350/0x350
[  955.097200]  mempool_init_node+0x2d0/0x6c0
[  955.101425]  ? mempool_alloc+0x350/0x350
[  955.105473]  ? mempool_free+0x370/0x370
[  955.109440]  mempool_init+0x38/0x50
[  955.113060]  bioset_init+0x532/0x810
[  955.116784]  ? kmem_cache_alloc_node+0x351/0x3b0
[  955.121531]  blk_alloc_queue_node+0x189/0xbf0
[  955.126036]  blk_mq_init_queue+0x44/0xa0
[  955.130091]  nbd_dev_add+0x2b9/0x890
[  955.133794]  nbd_genl_connect+0x488/0x1630
[  955.138024]  ? nbd_xmit_timeout+0x730/0x730
[  955.142359]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  955.147546]  ? validate_nla+0x270/0x820
[  955.151511]  ? nla_parse+0x1b2/0x290
[  955.155223]  genl_family_rcv_msg+0x642/0xc40
[  955.159623]  ? genl_rcv+0x40/0x40
[  955.163065]  ? genl_rcv_msg+0x12f/0x160
[  955.167029]  ? mutex_trylock+0x1a0/0x1a0
[  955.171087]  ? __radix_tree_lookup+0x216/0x370
[  955.175665]  genl_rcv_msg+0xbf/0x160
[  955.179369]  netlink_rcv_skb+0x160/0x440
[  955.183422]  ? genl_family_rcv_msg+0xc40/0xc40
[  955.187991]  ? netlink_ack+0xae0/0xae0
[  955.191877]  ? genl_rcv+0x15/0x40
[  955.195327]  genl_rcv+0x24/0x40
[  955.198594]  netlink_unicast+0x4d5/0x690
[  955.202648]  ? netlink_sendskb+0x110/0x110
[  955.206881]  ? _copy_from_iter_full+0x229/0x7c0
[  955.211549]  ? __phys_addr_symbol+0x2c/0x70
[  955.215860]  ? __check_object_size+0x17b/0x3e0
[  955.220432]  netlink_sendmsg+0x6c3/0xc50
[  955.224484]  ? aa_af_perm+0x230/0x230
[  955.228272]  ? nlmsg_notify+0x1f0/0x1f0
[  955.232234]  ? kernel_recvmsg+0x220/0x220
[  955.236377]  ? nlmsg_notify+0x1f0/0x1f0
[  955.240343]  sock_sendmsg+0xc3/0x120
[  955.244046]  ___sys_sendmsg+0x7bb/0x8e0
[  955.248016]  ? check_preemption_disabled+0x41/0x280
[  955.253021]  ? copy_msghdr_from_user+0x440/0x440
[  955.257766]  ? __fget+0x32f/0x510
[  955.261221]  ? lock_downgrade+0x720/0x720
[  955.265360]  ? check_preemption_disabled+0x41/0x280
[  955.270368]  ? check_preemption_disabled+0x41/0x280
[  955.275379]  ? __fget+0x356/0x510
[  955.278823]  ? do_dup2+0x450/0x450
[  955.282353]  ? lock_downgrade+0x720/0x720
[  955.286493]  ? vfs_write+0x3d7/0x540
[  955.290213]  ? __fdget+0x1d0/0x230
[  955.293747]  __x64_sys_sendmsg+0x132/0x220
[  955.297987]  ? __sys_sendmsg+0x1b0/0x1b0
[  955.302054]  ? vfs_write+0x393/0x540
[  955.305779]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  955.311135]  ? trace_hardirqs_off_caller+0x6e/0x210
[  955.316141]  ? do_syscall_64+0x21/0x620
[  955.320107]  do_syscall_64+0xf9/0x620
[  955.323907]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  955.329084] RIP: 0033:0x7f1dcd3b15a9
[  955.332785] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  955.351673] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
23:23:01 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  955.359384] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  955.366652] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  955.373911] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  955.381169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  955.388537] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:01 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  955.427458] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  955.439874] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:01 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 26)

23:23:01 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000020001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:01 executing program 0:
r0 = accept4$llc(0xffffffffffffffff, &(0x7f0000000080)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000000c0)=0x10, 0x800)
ioctl$EXT4_IOC_GETFSUUID(r0, 0x8008662c, &(0x7f0000000100)) (async, rerun: 32)
r1 = openat$bsg(0xffffffffffffff9c, &(0x7f00000002c0), 0x478180, 0x0) (async, rerun: 32)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
getsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f0000000040)={0x0, @initdev, @empty}, &(0x7f0000000780)=0xc) (async)
write$proc_mixer(r1, &(0x7f0000000300)=[{'RECLEV', @void}, {'DIGITAL2', @void}, {'LINE2', @void}, {'LINE3', @val={' \'', 'Synth Capture'}}], 0x41)
ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r1, 0xc01864c6, &(0x7f0000000180)={&(0x7f0000000140)=[0xfffffffb, 0x1f, 0x1ff, 0x6], 0x4, 0x800, 0x0, <r4=>0xffffffffffffffff})
sendmsg$NL80211_CMD_SET_REG(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x300, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x24040811}, 0x8080) (async)
ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000380)={0x0, 0xeb60, 0x8000000000000001, 0x1}) (async, rerun: 64)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (rerun: 64)

23:23:01 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:01 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x24, {0x29}}, 0x14}}, 0x0)

[  955.589216] nbd: couldn't find device at index -1577385984
[  955.598198] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:01 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000840300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  955.719426] FAULT_INJECTION: forcing a failure.
[  955.719426] name failslab, interval 1, probability 0, space 0, times 0
[  955.766298] CPU: 0 PID: 6629 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  955.774160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  955.783513] Call Trace:
[  955.786100]  dump_stack+0x1fc/0x2ef
[  955.789723]  should_fail.cold+0xa/0xf
[  955.793518]  ? setup_fault_attr+0x200/0x200
[  955.797835]  ? lock_acquire+0x170/0x3c0
[  955.801804]  __should_failslab+0x115/0x180
[  955.806037]  should_failslab+0x5/0x10
[  955.809835]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  955.814930]  bdi_alloc_node+0x5c/0xd0
[  955.818719]  blk_alloc_queue_node+0x1af/0xbf0
[  955.823256]  blk_mq_init_queue+0x44/0xa0
[  955.827361]  nbd_dev_add+0x2b9/0x890
[  955.831067]  nbd_genl_connect+0x488/0x1630
[  955.835301]  ? nbd_xmit_timeout+0x730/0x730
[  955.839613]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  955.844794]  ? validate_nla+0x270/0x820
[  955.848765]  ? nla_parse+0x1b2/0x290
[  955.852473]  genl_family_rcv_msg+0x642/0xc40
[  955.856877]  ? genl_rcv+0x40/0x40
[  955.860319]  ? genl_rcv_msg+0x12f/0x160
[  955.864281]  ? mutex_trylock+0x1a0/0x1a0
[  955.868340]  ? __radix_tree_lookup+0x216/0x370
[  955.872917]  genl_rcv_msg+0xbf/0x160
[  955.876621]  netlink_rcv_skb+0x160/0x440
[  955.880675]  ? genl_family_rcv_msg+0xc40/0xc40
[  955.885248]  ? netlink_ack+0xae0/0xae0
[  955.889128]  ? genl_rcv+0x15/0x40
[  955.892577]  genl_rcv+0x24/0x40
[  955.895859]  netlink_unicast+0x4d5/0x690
[  955.899916]  ? netlink_sendskb+0x110/0x110
[  955.904137]  ? _copy_from_iter_full+0x229/0x7c0
[  955.908800]  ? __phys_addr_symbol+0x2c/0x70
[  955.913116]  ? __check_object_size+0x17b/0x3e0
[  955.917691]  netlink_sendmsg+0x6c3/0xc50
[  955.921742]  ? aa_af_perm+0x230/0x230
[  955.925715]  ? nlmsg_notify+0x1f0/0x1f0
[  955.929685]  ? kernel_recvmsg+0x220/0x220
[  955.933831]  ? nlmsg_notify+0x1f0/0x1f0
[  955.937795]  sock_sendmsg+0xc3/0x120
[  955.941508]  ___sys_sendmsg+0x7bb/0x8e0
[  955.945483]  ? check_preemption_disabled+0x41/0x280
[  955.950486]  ? copy_msghdr_from_user+0x440/0x440
[  955.955233]  ? __fget+0x32f/0x510
[  955.958682]  ? lock_downgrade+0x720/0x720
[  955.962825]  ? check_preemption_disabled+0x41/0x280
[  955.967837]  ? check_preemption_disabled+0x41/0x280
[  955.972842]  ? __fget+0x356/0x510
[  955.976284]  ? do_dup2+0x450/0x450
[  955.979820]  ? lock_downgrade+0x720/0x720
[  955.983957]  ? vfs_write+0x3d7/0x540
[  955.987662]  ? __fdget+0x1d0/0x230
[  955.991197]  __x64_sys_sendmsg+0x132/0x220
[  955.995421]  ? __sys_sendmsg+0x1b0/0x1b0
[  955.999558]  ? vfs_write+0x393/0x540
[  956.003269]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  956.009056]  ? trace_hardirqs_off_caller+0x6e/0x210
[  956.014104]  ? do_syscall_64+0x21/0x620
[  956.018068]  do_syscall_64+0xf9/0x620
[  956.021951]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  956.027128] RIP: 0033:0x7f1dcd3b15a9
[  956.030828] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  956.050584] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  956.059152] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  956.066876] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  956.074237] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  956.081515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  956.089036] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:01 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x1fdc82, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:02 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x25, {0x29}}, 0x14}}, 0x0)

[  956.124485] nbd: failed to add new device
[  956.130794] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  956.147477] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:02 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 27)

[  956.207758] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:02 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000040001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:02 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000870300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:02 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x1fdc82, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x1fdc82, 0x0) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

23:23:02 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x26, {0x29}}, 0x14}}, 0x0)

23:23:02 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x8000)
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r3, 0x330f, 0x3)
r5 = dup(r2)
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r7=>0x0})
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x1000, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0xa0, &(0x7f0000000cc0)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=r7, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e74f067726974792c726573697a653d30783030303030301e0400000000000030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r8=>0x0})
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x152, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0x8a0, &(0x7f0000000440)=ANY=[@ANYBLOB='uid=', @ANYRESHEX, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e746567726974792c726573697a653d3078303030300100303030303030303030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0)
mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x2, &(0x7f0000000180)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r4}, 0x2c, {[{@cachetag={'cachetag', 0x3d, '0'}}, {@noextend}, {@cachetag={'cachetag', 0x3d, 'cgroup.procs\x00'}}], [{@euid_lt={'euid<', r7}}, {@obj_user={'obj_user', 0x3d, '0'}}, {@uid_lt={'uid<', r8}}, {@fsname={'fsname', 0x3d, '\x00'}}, {@subj_type={'subj_type', 0x3d, '0'}}, {@smackfsroot}]}})
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={r6, 0x4, 0x8000, 0x6})
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r5, 0x330f, 0x3)
openat$cgroup_procs(r1, &(0x7f0000000040)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x8)

[  956.399369] FAULT_INJECTION: forcing a failure.
[  956.399369] name failslab, interval 1, probability 0, space 0, times 0
[  956.435121] CPU: 0 PID: 6663 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  956.442954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  956.452309] Call Trace:
[  956.454901]  dump_stack+0x1fc/0x2ef
[  956.458524]  should_fail.cold+0xa/0xf
[  956.462319]  ? setup_fault_attr+0x200/0x200
[  956.466628]  ? lock_acquire+0x170/0x3c0
[  956.470598]  __should_failslab+0x115/0x180
[  956.474827]  should_failslab+0x5/0x10
[  956.478615]  kmem_cache_alloc_trace+0x284/0x380
[  956.483275]  wb_congested_get_create+0x180/0x3a0
[  956.488022]  wb_init+0x4a7/0x770
[  956.491377]  ? __raw_spin_lock_init+0x28/0x100
[  956.495949]  bdi_init+0x29c/0x410
[  956.499400]  bdi_alloc_node+0x76/0xd0
[  956.503192]  blk_alloc_queue_node+0x1af/0xbf0
[  956.507682]  blk_mq_init_queue+0x44/0xa0
[  956.511750]  nbd_dev_add+0x2b9/0x890
[  956.515466]  nbd_genl_connect+0x488/0x1630
[  956.519817]  ? nbd_xmit_timeout+0x730/0x730
[  956.524140]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  956.529329]  ? validate_nla+0x270/0x820
[  956.533309]  ? nla_parse+0x1b2/0x290
[  956.537021]  genl_family_rcv_msg+0x642/0xc40
[  956.541429]  ? genl_rcv+0x40/0x40
[  956.544872]  ? genl_rcv_msg+0x12f/0x160
[  956.549128]  ? mutex_trylock+0x1a0/0x1a0
[  956.553207]  ? __radix_tree_lookup+0x216/0x370
[  956.557792]  genl_rcv_msg+0xbf/0x160
[  956.561518]  netlink_rcv_skb+0x160/0x440
[  956.565569]  ? genl_family_rcv_msg+0xc40/0xc40
[  956.570139]  ? netlink_ack+0xae0/0xae0
[  956.574152]  ? genl_rcv+0x15/0x40
[  956.577600]  genl_rcv+0x24/0x40
[  956.580871]  netlink_unicast+0x4d5/0x690
[  956.584926]  ? netlink_sendskb+0x110/0x110
[  956.589160]  ? _copy_from_iter_full+0x229/0x7c0
[  956.593819]  ? __phys_addr_symbol+0x2c/0x70
[  956.598132]  ? __check_object_size+0x17b/0x3e0
[  956.602714]  netlink_sendmsg+0x6c3/0xc50
[  956.606772]  ? aa_af_perm+0x230/0x230
[  956.610560]  ? nlmsg_notify+0x1f0/0x1f0
[  956.614524]  ? kernel_recvmsg+0x220/0x220
[  956.618665]  ? nlmsg_notify+0x1f0/0x1f0
[  956.622629]  sock_sendmsg+0xc3/0x120
[  956.626333]  ___sys_sendmsg+0x7bb/0x8e0
[  956.630299]  ? check_preemption_disabled+0x41/0x280
[  956.635303]  ? copy_msghdr_from_user+0x440/0x440
[  956.640045]  ? __fget+0x32f/0x510
[  956.643493]  ? lock_downgrade+0x720/0x720
[  956.647629]  ? check_preemption_disabled+0x41/0x280
[  956.652636]  ? check_preemption_disabled+0x41/0x280
[  956.657645]  ? __fget+0x356/0x510
[  956.661090]  ? do_dup2+0x450/0x450
[  956.664617]  ? lock_downgrade+0x720/0x720
[  956.668755]  ? vfs_write+0x3d7/0x540
[  956.672460]  ? __fdget+0x1d0/0x230
[  956.675996]  __x64_sys_sendmsg+0x132/0x220
[  956.680220]  ? __sys_sendmsg+0x1b0/0x1b0
[  956.684270]  ? vfs_write+0x393/0x540
[  956.687980]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  956.693334]  ? trace_hardirqs_off_caller+0x6e/0x210
[  956.698341]  ? do_syscall_64+0x21/0x620
[  956.702313]  do_syscall_64+0xf9/0x620
[  956.706282]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  956.711458] RIP: 0033:0x7f1dcd3b15a9
[  956.715159] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  956.734045] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  956.741750] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  956.749008] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  956.756268] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  956.763521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  956.770781] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:02 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x8000)
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async, rerun: 32)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r3, 0x330f, 0x3) (rerun: 32)
r5 = dup(r2) (async)
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r7=>0x0})
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x1000, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0xa0, &(0x7f0000000cc0)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=r7, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e74f067726974792c726573697a653d30783030303030301e0400000000000030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r8=>0x0}) (async)
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x152, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0x8a0, &(0x7f0000000440)=ANY=[@ANYBLOB='uid=', @ANYRESHEX, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e746567726974792c726573697a653d3078303030300100303030303030303030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0)
mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x2, &(0x7f0000000180)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r4}, 0x2c, {[{@cachetag={'cachetag', 0x3d, '0'}}, {@noextend}, {@cachetag={'cachetag', 0x3d, 'cgroup.procs\x00'}}], [{@euid_lt={'euid<', r7}}, {@obj_user={'obj_user', 0x3d, '0'}}, {@uid_lt={'uid<', r8}}, {@fsname={'fsname', 0x3d, '\x00'}}, {@subj_type={'subj_type', 0x3d, '0'}}, {@smackfsroot}]}}) (async, rerun: 64)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async, rerun: 64)
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={r6, 0x4, 0x8000, 0x6})
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r5, 0x330f, 0x3) (async)
openat$cgroup_procs(r1, &(0x7f0000000040)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x8)

23:23:02 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x1fdc82, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  956.827964] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:02 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000880300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:02 executing program 3:
ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$DRM_IOCTL_GET_SAREA_CTX(r1, 0xc010641d, &(0x7f00000001c0)={0x0, &(0x7f0000000140)=""/65})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0), 0x101000, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f0000000100))

[  956.925967] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  956.939220] nbd: failed to add new device
23:23:02 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x27, {0x29}}, 0x14}}, 0x0)

23:23:02 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 28)

[  956.976160] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:02 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x8000) (async)
r3 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r3, 0x330f, 0x3) (async)
r5 = dup(r2) (async)
r6 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r7=>0x0})
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x1000, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0xa0, &(0x7f0000000cc0)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=r7, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e74f067726974792c726573697a653d30783030303030301e0400000000000030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x1000, 0x40, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, <r8=>0x0})
syz_mount_image$jfs(&(0x7f0000000600), &(0x7f0000000640)='./file0\x00', 0x152, 0x3, &(0x7f0000000800)=[{&(0x7f0000000680)="ee6cb5", 0x3, 0x2}, {&(0x7f00000007c0)="cc", 0x1, 0x5}, {&(0x7f0000000700)="46b5a2f63dce994328381918b796d7e6c7b8abf61a5aaf57b8d49b86f9c40210982004252ab2519bb7b6a52fb0f37f69106ca5226a13fd483f0fcbd4a0bda00099dc913f3ff8ff46033b8d3f3a1b317dbd0f2d78f6c7b8b9b8f960dea8392a569e8a962f9d5be2a83fde10691b4be1575114481b0e1f691c84dc1b5dad20319e27e83a363f0c25e35cd0e8ef6d38810d64742b1179fb17e360f0f49561af5694acfa678006d9a7c1fa05ce637698a0ff5c5c4ffc63b3416dd4", 0xb9, 0x6}], 0x8a0, &(0x7f0000000440)=ANY=[@ANYBLOB='uid=', @ANYRESHEX, @ANYBLOB="2c6e6f696e746567726974792c71faf474612c6e6f71756f74612c6e6f696e746567726974792c726573697a653d3078303030300100303030303030303030612c7065726d69745f646972656374696f2c61707072616973652c00ff2ac65bd54d"], 0x0)
mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x2, &(0x7f0000000180)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r4}, 0x2c, {[{@cachetag={'cachetag', 0x3d, '0'}}, {@noextend}, {@cachetag={'cachetag', 0x3d, 'cgroup.procs\x00'}}], [{@euid_lt={'euid<', r7}}, {@obj_user={'obj_user', 0x3d, '0'}}, {@uid_lt={'uid<', r8}}, {@fsname={'fsname', 0x3d, '\x00'}}, {@subj_type={'subj_type', 0x3d, '0'}}, {@smackfsroot}]}})
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={r6, 0x4, 0x8000, 0x6}) (async)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_PLATFORM_SUPPORT(r5, 0x330f, 0x3) (async)
openat$cgroup_procs(r1, &(0x7f0000000040)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r1, 0x3312, 0x8)

23:23:02 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000060001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:02 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x28, {0x29}}, 0x14}}, 0x0)

23:23:03 executing program 3:
ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$DRM_IOCTL_GET_SAREA_CTX(r1, 0xc010641d, &(0x7f00000001c0)={0x0, &(0x7f0000000140)=""/65})
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0), 0x101000, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f0000000100))

23:23:03 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000890300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  957.117817] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  957.196176] FAULT_INJECTION: forcing a failure.
[  957.196176] name failslab, interval 1, probability 0, space 0, times 0
[  957.225740] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  957.238068] CPU: 1 PID: 6706 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  957.245890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  957.255248] Call Trace:
[  957.257851]  dump_stack+0x1fc/0x2ef
[  957.261503]  should_fail.cold+0xa/0xf
[  957.265320]  ? setup_fault_attr+0x200/0x200
[  957.269653]  ? lock_acquire+0x170/0x3c0
[  957.273647]  __should_failslab+0x115/0x180
[  957.277896]  should_failslab+0x5/0x10
[  957.281711]  kmem_cache_alloc_trace+0x284/0x380
[  957.286400]  blk_alloc_queue_stats+0x3c/0x100
[  957.290907]  blk_alloc_queue_node+0x1eb/0xbf0
[  957.295418]  blk_mq_init_queue+0x44/0xa0
[  957.299489]  nbd_dev_add+0x2b9/0x890
[  957.303219]  nbd_genl_connect+0x488/0x1630
[  957.307469]  ? nbd_xmit_timeout+0x730/0x730
[  957.311803]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  957.318136]  ? validate_nla+0x270/0x820
[  957.322128]  ? nla_parse+0x1b2/0x290
[  957.325861]  genl_family_rcv_msg+0x642/0xc40
[  957.330289]  ? genl_rcv+0x40/0x40
[  957.333753]  ? genl_rcv_msg+0x12f/0x160
[  957.337740]  ? mutex_trylock+0x1a0/0x1a0
[  957.341821]  ? __radix_tree_lookup+0x216/0x370
23:23:03 executing program 3:
ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) (async)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$DRM_IOCTL_GET_SAREA_CTX(r1, 0xc010641d, &(0x7f00000001c0)={0x0, &(0x7f0000000140)=""/65}) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0), 0x101000, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f0000000100))

[  957.346570]  genl_rcv_msg+0xbf/0x160
[  957.350301]  netlink_rcv_skb+0x160/0x440
[  957.354384]  ? genl_family_rcv_msg+0xc40/0xc40
[  957.358981]  ? netlink_ack+0xae0/0xae0
[  957.359244] FAT-fs (loop1): FAT read failed (blocknr 32)
[  957.362873]  ? genl_rcv+0x15/0x40
[  957.362892]  genl_rcv+0x24/0x40
[  957.362907]  netlink_unicast+0x4d5/0x690
[  957.362923]  ? netlink_sendskb+0x110/0x110
[  957.362938]  ? _copy_from_iter_full+0x229/0x7c0
[  957.362954]  ? __phys_addr_symbol+0x2c/0x70
[  957.362971]  ? __check_object_size+0x17b/0x3e0
[  957.362986]  netlink_sendmsg+0x6c3/0xc50
[  957.363003]  ? aa_af_perm+0x230/0x230
[  957.363016]  ? nlmsg_notify+0x1f0/0x1f0
[  957.363027]  ? kernel_recvmsg+0x220/0x220
[  957.363045]  ? nlmsg_notify+0x1f0/0x1f0
[  957.363060]  sock_sendmsg+0xc3/0x120
[  957.363076]  ___sys_sendmsg+0x7bb/0x8e0
[  957.424593]  ? check_preemption_disabled+0x41/0x280
[  957.429601]  ? copy_msghdr_from_user+0x440/0x440
[  957.434347]  ? __fget+0x32f/0x510
[  957.437789]  ? lock_downgrade+0x720/0x720
[  957.441925]  ? check_preemption_disabled+0x41/0x280
[  957.446928]  ? check_preemption_disabled+0x41/0x280
[  957.451935]  ? __fget+0x356/0x510
[  957.455386]  ? do_dup2+0x450/0x450
[  957.459007]  ? lock_downgrade+0x720/0x720
[  957.463143]  ? vfs_write+0x3d7/0x540
[  957.466844]  ? __fdget+0x1d0/0x230
[  957.470396]  __x64_sys_sendmsg+0x132/0x220
[  957.474660]  ? __sys_sendmsg+0x1b0/0x1b0
[  957.478715]  ? vfs_write+0x393/0x540
[  957.482424]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  957.488725]  ? trace_hardirqs_off_caller+0x6e/0x210
[  957.493726]  ? do_syscall_64+0x21/0x620
[  957.497688]  do_syscall_64+0xf9/0x620
[  957.501480]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  957.506657] RIP: 0033:0x7f1dcd3b15a9
[  957.510357] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  957.529246] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  957.537065] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:23:03 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x210002, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:03 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000080001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  957.544339] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  957.551607] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  957.558879] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  957.567872] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:03 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x29, {0x29}}, 0x14}}, 0x0)

23:23:03 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x210002, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:03 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 29)

[  957.654798] nbd: failed to add new device
23:23:03 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = open(&(0x7f0000000180)='./file0/file0\x00', 0x80, 0xc4)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f00000001c0))
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
sendmsg$nl_netfilter(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x8c, 0xff, 0x3, 0x201, 0x70bd27, 0x25dfdbfb, {0x3, 0x0, 0xa}, [@generic="f247d7d365c8c7417dc0f42b51da9b616a80bd4cd90c659a6497669e95ee4e2c8cd74d1270b4ba3e9ea55123d2630566a58f813683cea7a0cc8bc6eed188d090ce3e8619e98cd37769670bbf120ee0014c7e7a34821a488b4f28f86bb344ebcfcf52eff5bb9fb556fb8da89942de65dcdc1ac5f2d86554"]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x4048840)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:03 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x210002, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x210002, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:03 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2a, {0x29}}, 0x14}}, 0x0)

[  957.795967] FAULT_INJECTION: forcing a failure.
[  957.795967] name failslab, interval 1, probability 0, space 0, times 0
[  957.822109] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  957.841640] CPU: 1 PID: 6749 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  957.849468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  957.858827] Call Trace:
[  957.861429]  dump_stack+0x1fc/0x2ef
[  957.865071]  should_fail.cold+0xa/0xf
[  957.868881]  ? setup_fault_attr+0x200/0x200
[  957.873212]  ? lock_acquire+0x170/0x3c0
[  957.877199]  __should_failslab+0x115/0x180
[  957.881455]  should_failslab+0x5/0x10
[  957.885274]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  957.890388]  blkg_alloc+0x92/0x630
[  957.893950]  blkcg_init_queue+0x24/0x540
[  957.898023]  blk_alloc_queue_node+0x7d0/0xbf0
[  957.902533]  blk_mq_init_queue+0x44/0xa0
[  957.906605]  nbd_dev_add+0x2b9/0x890
[  957.910332]  nbd_genl_connect+0x488/0x1630
[  957.914577]  ? nbd_xmit_timeout+0x730/0x730
[  957.918928]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  957.924123]  ? validate_nla+0x270/0x820
[  957.924946] FAT-fs (loop1): FAT read failed (blocknr 32)
[  957.928103]  ? nla_parse+0x1b2/0x290
[  957.928125]  genl_family_rcv_msg+0x642/0xc40
[  957.928146]  ? genl_rcv+0x40/0x40
23:23:03 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = open(&(0x7f0000000180)='./file0/file0\x00', 0x80, 0xc4)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f00000001c0))
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
sendmsg$nl_netfilter(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x8c, 0xff, 0x3, 0x201, 0x70bd27, 0x25dfdbfb, {0x3, 0x0, 0xa}, [@generic="f247d7d365c8c7417dc0f42b51da9b616a80bd4cd90c659a6497669e95ee4e2c8cd74d1270b4ba3e9ea55123d2630566a58f813683cea7a0cc8bc6eed188d090ce3e8619e98cd37769670bbf120ee0014c7e7a34821a488b4f28f86bb344ebcfcf52eff5bb9fb556fb8da89942de65dcdc1ac5f2d86554"]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x4048840)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (async)
open(&(0x7f0000000180)='./file0/file0\x00', 0x80, 0xc4) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f00000001c0)) (async)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
sendmsg$nl_netfilter(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x8c, 0xff, 0x3, 0x201, 0x70bd27, 0x25dfdbfb, {0x3, 0x0, 0xa}, [@generic="f247d7d365c8c7417dc0f42b51da9b616a80bd4cd90c659a6497669e95ee4e2c8cd74d1270b4ba3e9ea55123d2630566a58f813683cea7a0cc8bc6eed188d090ce3e8619e98cd37769670bbf120ee0014c7e7a34821a488b4f28f86bb344ebcfcf52eff5bb9fb556fb8da89942de65dcdc1ac5f2d86554"]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x4048840) (async)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304) (async)

[  957.928159]  ? genl_rcv_msg+0x12f/0x160
[  957.928171]  ? mutex_trylock+0x1a0/0x1a0
[  957.928192]  ? __radix_tree_lookup+0x216/0x370
[  957.957729]  genl_rcv_msg+0xbf/0x160
[  957.961467]  netlink_rcv_skb+0x160/0x440
[  957.965539]  ? genl_family_rcv_msg+0xc40/0xc40
[  957.970130]  ? netlink_ack+0xae0/0xae0
[  957.974031]  ? genl_rcv+0x15/0x40
[  957.977494]  genl_rcv+0x24/0x40
[  957.980781]  netlink_unicast+0x4d5/0x690
[  957.984854]  ? netlink_sendskb+0x110/0x110
[  957.989101]  ? _copy_from_iter_full+0x229/0x7c0
[  957.993779]  ? __phys_addr_symbol+0x2c/0x70
[  957.998115]  ? __check_object_size+0x17b/0x3e0
[  958.002799]  netlink_sendmsg+0x6c3/0xc50
[  958.006875]  ? aa_af_perm+0x230/0x230
[  958.010684]  ? nlmsg_notify+0x1f0/0x1f0
[  958.014663]  ? kernel_recvmsg+0x220/0x220
[  958.018826]  ? nlmsg_notify+0x1f0/0x1f0
[  958.022814]  sock_sendmsg+0xc3/0x120
[  958.026535]  ___sys_sendmsg+0x7bb/0x8e0
[  958.030513]  ? check_preemption_disabled+0x41/0x280
[  958.035518]  ? copy_msghdr_from_user+0x440/0x440
[  958.040263]  ? __fget+0x32f/0x510
[  958.043744]  ? lock_downgrade+0x720/0x720
[  958.048016]  ? check_preemption_disabled+0x41/0x280
[  958.053044]  ? check_preemption_disabled+0x41/0x280
[  958.058078]  ? __fget+0x356/0x510
[  958.061530]  ? do_dup2+0x450/0x450
[  958.065060]  ? lock_downgrade+0x720/0x720
[  958.069197]  ? vfs_write+0x3d7/0x540
[  958.072905]  ? __fdget+0x1d0/0x230
[  958.076455]  __x64_sys_sendmsg+0x132/0x220
[  958.080685]  ? __sys_sendmsg+0x1b0/0x1b0
[  958.084742]  ? vfs_write+0x393/0x540
[  958.088463]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  958.093818]  ? trace_hardirqs_off_caller+0x6e/0x210
[  958.098825]  ? do_syscall_64+0x21/0x620
[  958.102788]  do_syscall_64+0xf9/0x620
[  958.106580]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  958.111759] RIP: 0033:0x7f1dcd3b15a9
[  958.115487] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  958.134373] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
23:23:04 executing program 0:
perf_event_open(&(0x7f0000000100)={0x4, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x2, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000001540), 0x0, 0x0)
r1 = openat$cgroup_freezer_state(0xffffffffffffffff, &(0x7f00000000c0), 0x2, 0x0)
close(r1)
r2 = perf_event_open(0x0, 0x0, 0x1, 0xffffffffffffffff, 0x2)
perf_event_open(&(0x7f0000000300)={0x0, 0x80, 0x2, 0x3f, 0xec, 0x6, 0x0, 0x1, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_config_ext={0x5e6b, 0xf78}, 0x10, 0x4, 0x8, 0x6, 0x3f, 0x0, 0x7, 0x0, 0xffffffff, 0x0, 0x1f}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x0)
ioctl$TUNGETFILTER(0xffffffffffffffff, 0x801054db, 0x0)
ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, 0x0)
perf_event_open(&(0x7f00000003c0)={0x0, 0x80, 0x0, 0x3, 0x7f, 0x2, 0x0, 0x8, 0xa10, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0xfffffffc, 0x0, @perf_bp={&(0x7f0000000280), 0x8}, 0x1000, 0x1000, 0x7, 0x2, 0x1, 0x2, 0x9, 0x0, 0x31, 0x0, 0x4}, 0x0, 0x0, r2, 0xb)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x4a})
close(r0)
r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000002c0), 0x280, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000380)={&(0x7f00000001c0)='rxrpc_retransmit\x00'}, 0x10)
perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x1a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='hugetlb.1GB.usage_in_bytes\x00', 0x0, 0x0)
ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1800})
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x600, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))

[  958.142067] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  958.149321] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  958.156575] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  958.163832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  958.171085] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  958.221909] nbd: failed to add new device
23:23:04 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008a0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:04 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f80000100002000000000000000a0001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:04 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2b, {0x29}}, 0x14}}, 0x0)

23:23:04 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 30)

23:23:04 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (async)
r2 = open(&(0x7f0000000180)='./file0/file0\x00', 0x80, 0xc4)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r2, 0x80083313, &(0x7f00000001c0))
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
sendmsg$nl_netfilter(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x8c, 0xff, 0x3, 0x201, 0x70bd27, 0x25dfdbfb, {0x3, 0x0, 0xa}, [@generic="f247d7d365c8c7417dc0f42b51da9b616a80bd4cd90c659a6497669e95ee4e2c8cd74d1270b4ba3e9ea55123d2630566a58f813683cea7a0cc8bc6eed188d090ce3e8619e98cd37769670bbf120ee0014c7e7a34821a488b4f28f86bb344ebcfcf52eff5bb9fb556fb8da89942de65dcdc1ac5f2d86554"]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x4048840)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:04 executing program 0:
perf_event_open(&(0x7f0000000100)={0x4, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x2, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000001540), 0x0, 0x0) (async)
r1 = openat$cgroup_freezer_state(0xffffffffffffffff, &(0x7f00000000c0), 0x2, 0x0)
close(r1) (async)
r2 = perf_event_open(0x0, 0x0, 0x1, 0xffffffffffffffff, 0x2) (async)
perf_event_open(&(0x7f0000000300)={0x0, 0x80, 0x2, 0x3f, 0xec, 0x6, 0x0, 0x1, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_config_ext={0x5e6b, 0xf78}, 0x10, 0x4, 0x8, 0x6, 0x3f, 0x0, 0x7, 0x0, 0xffffffff, 0x0, 0x1f}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x0)
ioctl$TUNGETFILTER(0xffffffffffffffff, 0x801054db, 0x0)
ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, 0x0) (async)
perf_event_open(&(0x7f00000003c0)={0x0, 0x80, 0x0, 0x3, 0x7f, 0x2, 0x0, 0x8, 0xa10, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0xfffffffc, 0x0, @perf_bp={&(0x7f0000000280), 0x8}, 0x1000, 0x1000, 0x7, 0x2, 0x1, 0x2, 0x9, 0x0, 0x31, 0x0, 0x4}, 0x0, 0x0, r2, 0xb) (async)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x4a}) (async)
close(r0) (async)
r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000002c0), 0x280, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000380)={&(0x7f00000001c0)='rxrpc_retransmit\x00'}, 0x10)
perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x1a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='hugetlb.1GB.usage_in_bytes\x00', 0x0, 0x0) (async)
ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1800}) (async)
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x600, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))

[  958.309762] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:04 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2c, {0x29}}, 0x14}}, 0x0)

23:23:04 executing program 0:
perf_event_open(&(0x7f0000000100)={0x4, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x2, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32)
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000001540), 0x0, 0x0) (async, rerun: 32)
r1 = openat$cgroup_freezer_state(0xffffffffffffffff, &(0x7f00000000c0), 0x2, 0x0)
close(r1) (async)
r2 = perf_event_open(0x0, 0x0, 0x1, 0xffffffffffffffff, 0x2) (async)
perf_event_open(&(0x7f0000000300)={0x0, 0x80, 0x2, 0x3f, 0xec, 0x6, 0x0, 0x1, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_config_ext={0x5e6b, 0xf78}, 0x10, 0x4, 0x8, 0x6, 0x3f, 0x0, 0x7, 0x0, 0xffffffff, 0x0, 0x1f}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x0) (async)
ioctl$TUNGETFILTER(0xffffffffffffffff, 0x801054db, 0x0) (async, rerun: 64)
ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, 0x0) (rerun: 64)
perf_event_open(&(0x7f00000003c0)={0x0, 0x80, 0x0, 0x3, 0x7f, 0x2, 0x0, 0x8, 0xa10, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0xfffffffc, 0x0, @perf_bp={&(0x7f0000000280), 0x8}, 0x1000, 0x1000, 0x7, 0x2, 0x1, 0x2, 0x9, 0x0, 0x31, 0x0, 0x4}, 0x0, 0x0, r2, 0xb) (async, rerun: 64)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x4a}) (rerun: 64)
close(r0) (async, rerun: 32)
r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000002c0), 0x280, 0x0) (rerun: 32)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000380)={&(0x7f00000001c0)='rxrpc_retransmit\x00'}, 0x10)
perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x1a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async)
openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='hugetlb.1GB.usage_in_bytes\x00', 0x0, 0x0) (async)
ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1800}) (async)
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x600, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))

[  958.422797] FAULT_INJECTION: forcing a failure.
[  958.422797] name failslab, interval 1, probability 0, space 0, times 0
[  958.459272] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:23:04 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x160203, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  958.485741] FAT-fs (loop1): FAT read failed (blocknr 32)
[  958.505317] CPU: 0 PID: 6797 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  958.513151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  958.522508] Call Trace:
[  958.525114]  dump_stack+0x1fc/0x2ef
[  958.528766]  should_fail.cold+0xa/0xf
[  958.532584]  ? setup_fault_attr+0x200/0x200
[  958.536913]  ? lock_acquire+0x170/0x3c0
[  958.540902]  __should_failslab+0x115/0x180
[  958.545154]  should_failslab+0x5/0x10
[  958.548962]  kmem_cache_alloc_trace+0x284/0x380
[  958.553646]  blk_iolatency_init+0x47/0x2d0
[  958.557892]  blkcg_init_queue+0x1c1/0x540
[  958.562053]  blk_alloc_queue_node+0x7d0/0xbf0
[  958.566564]  blk_mq_init_queue+0x44/0xa0
[  958.570636]  nbd_dev_add+0x2b9/0x890
[  958.574352]  nbd_genl_connect+0x488/0x1630
[  958.578598]  ? io_schedule_timeout+0x140/0x140
[  958.578620]  ? nbd_xmit_timeout+0x730/0x730
[  958.578637]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  958.578655]  ? validate_nla+0x270/0x820
[  958.596682]  ? nla_parse+0x1b2/0x290
[  958.600406]  genl_family_rcv_msg+0x642/0xc40
[  958.604816]  ? genl_rcv+0x40/0x40
[  958.604829]  ? genl_rcv_msg+0x12f/0x160
[  958.604842]  ? mutex_trylock+0x1a0/0x1a0
[  958.604864]  ? __radix_tree_lookup+0x216/0x370
[  958.616316]  genl_rcv_msg+0xbf/0x160
[  958.616338]  netlink_rcv_skb+0x160/0x440
[  958.628647]  ? genl_family_rcv_msg+0xc40/0xc40
[  958.633238]  ? netlink_ack+0xae0/0xae0
[  958.637144]  ? genl_rcv+0x15/0x40
[  958.640616]  genl_rcv+0x24/0x40
[  958.643894]  netlink_unicast+0x4d5/0x690
[  958.647961]  ? netlink_sendskb+0x110/0x110
[  958.652200]  ? _copy_from_iter_full+0x229/0x7c0
[  958.656879]  ? __phys_addr_symbol+0x2c/0x70
[  958.661209]  ? __check_object_size+0x17b/0x3e0
[  958.665799]  netlink_sendmsg+0x6c3/0xc50
[  958.669869]  ? aa_af_perm+0x230/0x230
[  958.673675]  ? nlmsg_notify+0x1f0/0x1f0
[  958.677650]  ? kernel_recvmsg+0x220/0x220
[  958.681898]  ? nlmsg_notify+0x1f0/0x1f0
23:23:04 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x160203, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:04 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
r1 = accept$inet(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x10)
ioctl$F2FS_IOC_DEFRAGMENT(r1, 0xc010f508, &(0x7f00000002c0)={0xf, 0x9})
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f00000000c0))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000300))
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000000))

23:23:04 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
r1 = accept$inet(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x10)
ioctl$F2FS_IOC_DEFRAGMENT(r1, 0xc010f508, &(0x7f00000002c0)={0xf, 0x9}) (async)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f00000000c0)) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000300))
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000000))

[  958.685881]  sock_sendmsg+0xc3/0x120
[  958.689603]  ___sys_sendmsg+0x7bb/0x8e0
[  958.693587]  ? check_preemption_disabled+0x41/0x280
[  958.698613]  ? copy_msghdr_from_user+0x440/0x440
[  958.703381]  ? __fget+0x32f/0x510
[  958.706844]  ? lock_downgrade+0x720/0x720
[  958.710994]  ? check_preemption_disabled+0x41/0x280
[  958.716015]  ? check_preemption_disabled+0x41/0x280
[  958.721036]  ? __fget+0x356/0x510
[  958.724475]  ? do_dup2+0x450/0x450
[  958.728001]  ? lock_downgrade+0x720/0x720
[  958.732136]  ? vfs_write+0x3d7/0x540
[  958.735833]  ? __fdget+0x1d0/0x230
[  958.739356]  __x64_sys_sendmsg+0x132/0x220
[  958.743578]  ? __sys_sendmsg+0x1b0/0x1b0
[  958.747621]  ? vfs_write+0x393/0x540
[  958.751342]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  958.756699]  ? trace_hardirqs_off_caller+0x6e/0x210
[  958.761696]  ? do_syscall_64+0x21/0x620
[  958.765655]  do_syscall_64+0xf9/0x620
[  958.769463]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  958.774653] RIP: 0033:0x7f1dcd3b15a9
[  958.778360] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  958.797243] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  958.804934] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  958.812193] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  958.819451] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  958.826709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  958.833962] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  958.843660] nbd: failed to add new device
23:23:04 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008b0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:04 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2d, {0x29}}, 0x14}}, 0x0)

23:23:04 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
r1 = accept$inet(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x10)
ioctl$F2FS_IOC_DEFRAGMENT(r1, 0xc010f508, &(0x7f00000002c0)={0xf, 0x9})
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f00000000c0)) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000300)) (async)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_GET_IMAGE_SIZE(r3, 0x8008330e, &(0x7f0000000000))

23:23:04 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 31)

23:23:04 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f80000100002000000000000000c0001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  958.897744] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:04 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2e, {0x29}}, 0x14}}, 0x0)

23:23:04 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x160203, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

[  959.044583] FAULT_INJECTION: forcing a failure.
[  959.044583] name failslab, interval 1, probability 0, space 0, times 0
[  959.101912] CPU: 0 PID: 6846 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  959.109735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  959.119100] Call Trace:
[  959.121689]  dump_stack+0x1fc/0x2ef
[  959.125316]  should_fail.cold+0xa/0xf
[  959.129106]  ? setup_fault_attr+0x200/0x200
[  959.133421]  ? lock_acquire+0x170/0x3c0
[  959.137387]  __should_failslab+0x115/0x180
[  959.141612]  should_failslab+0x5/0x10
[  959.145402]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  959.150492]  ? iolatency_pd_init+0x6f0/0x6f0
[  959.154893]  iolatency_pd_alloc+0x6e/0x120
[  959.159123]  blkcg_activate_policy+0x120/0x5d0
[  959.163703]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  959.168710]  blk_iolatency_init+0x123/0x2d0
[  959.173021]  blkcg_init_queue+0x1c1/0x540
[  959.177157]  blk_alloc_queue_node+0x7d0/0xbf0
[  959.181646]  blk_mq_init_queue+0x44/0xa0
[  959.185696]  nbd_dev_add+0x2b9/0x890
[  959.189399]  nbd_genl_connect+0x488/0x1630
[  959.193626]  ? nbd_xmit_timeout+0x730/0x730
[  959.197936]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  959.203119]  ? validate_nla+0x270/0x820
[  959.207090]  ? nla_parse+0x1b2/0x290
[  959.210794]  genl_family_rcv_msg+0x642/0xc40
[  959.215193]  ? genl_rcv+0x40/0x40
[  959.218631]  ? genl_rcv_msg+0x12f/0x160
[  959.222592]  ? mutex_trylock+0x1a0/0x1a0
[  959.226647]  ? __radix_tree_lookup+0x216/0x370
[  959.231230]  genl_rcv_msg+0xbf/0x160
[  959.234934]  netlink_rcv_skb+0x160/0x440
[  959.238985]  ? genl_family_rcv_msg+0xc40/0xc40
[  959.243556]  ? netlink_ack+0xae0/0xae0
[  959.247457]  ? genl_rcv+0x15/0x40
[  959.250910]  genl_rcv+0x24/0x40
[  959.254175]  netlink_unicast+0x4d5/0x690
[  959.258227]  ? netlink_sendskb+0x110/0x110
[  959.262449]  ? _copy_from_iter_full+0x229/0x7c0
[  959.267105]  ? __phys_addr_symbol+0x2c/0x70
[  959.271424]  ? __check_object_size+0x17b/0x3e0
[  959.275996]  netlink_sendmsg+0x6c3/0xc50
[  959.280048]  ? aa_af_perm+0x230/0x230
[  959.283838]  ? nlmsg_notify+0x1f0/0x1f0
[  959.287797]  ? kernel_recvmsg+0x220/0x220
[  959.291940]  ? nlmsg_notify+0x1f0/0x1f0
[  959.295924]  sock_sendmsg+0xc3/0x120
[  959.299713]  ___sys_sendmsg+0x7bb/0x8e0
[  959.303685]  ? check_preemption_disabled+0x41/0x280
[  959.308688]  ? copy_msghdr_from_user+0x440/0x440
[  959.313432]  ? __fget+0x32f/0x510
[  959.316876]  ? lock_downgrade+0x720/0x720
[  959.321793]  ? check_preemption_disabled+0x41/0x280
[  959.326818]  ? check_preemption_disabled+0x41/0x280
[  959.331843]  ? __fget+0x356/0x510
[  959.335295]  ? do_dup2+0x450/0x450
[  959.338825]  ? lock_downgrade+0x720/0x720
[  959.342963]  ? vfs_write+0x3d7/0x540
[  959.346665]  ? __fdget+0x1d0/0x230
[  959.350197]  __x64_sys_sendmsg+0x132/0x220
[  959.354419]  ? __sys_sendmsg+0x1b0/0x1b0
[  959.358464]  ? vfs_write+0x393/0x540
[  959.362174]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  959.367527]  ? trace_hardirqs_off_caller+0x6e/0x210
[  959.372531]  ? do_syscall_64+0x21/0x620
[  959.376493]  do_syscall_64+0xf9/0x620
[  959.380288]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  959.385462] RIP: 0033:0x7f1dcd3b15a9
23:23:05 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x1, 0x0)
ioctl$SNAPSHOT_SET_SWAP_AREA(r0, 0x400c330d, &(0x7f0000000040)={0xffff, 0x6})
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0x2)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  959.389163] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  959.408484] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  959.416183] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  959.424307] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  959.431565] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  959.438823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  959.446080] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:05 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008c0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  959.485343] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:05 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x1, 0x0)
ioctl$SNAPSHOT_SET_SWAP_AREA(r0, 0x400c330d, &(0x7f0000000040)={0xffff, 0x6})
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0x2)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x1, 0x0) (async)
ioctl$SNAPSHOT_SET_SWAP_AREA(r0, 0x400c330d, &(0x7f0000000040)={0xffff, 0x6}) (async)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0x2) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:05 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:05 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:05 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x1, 0x0)
ioctl$SNAPSHOT_SET_SWAP_AREA(r0, 0x400c330d, &(0x7f0000000040)={0xffff, 0x6})
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0x2)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x1, 0x0) (async)
ioctl$SNAPSHOT_SET_SWAP_AREA(r0, 0x400c330d, &(0x7f0000000040)={0xffff, 0x6}) (async)
ioctl$SNAPSHOT_PREF_IMAGE_SIZE(r0, 0x3312, 0x2) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:05 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:05 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008d0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  959.656937] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:05 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 32)

[  959.736590] nbd: failed to add new device
[  959.739258] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  959.774272] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:05 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f80000100002000000000000000e0001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:05 executing program 3:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x160203, 0x0)
ioctl$SNAPSHOT_ATOMIC_RESTORE(r0, 0x3304)

23:23:05 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x2f, {0x29}}, 0x14}}, 0x0)

23:23:05 executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x3c, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@BATADV_ATTR_HOP_PENALTY={0x2, 0x35, 0xff}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x3}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_ELP_INTERVAL={0x8, 0x3a, 0x2}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4040040}, 0x1)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))

[  959.842424] FAULT_INJECTION: forcing a failure.
[  959.842424] name failslab, interval 1, probability 0, space 0, times 0
[  959.853079] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  959.854125] CPU: 0 PID: 6900 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  959.854142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  959.854152] Call Trace:
[  959.883863]  dump_stack+0x1fc/0x2ef
[  959.887511]  should_fail.cold+0xa/0xf
[  959.891336]  ? setup_fault_attr+0x200/0x200
[  959.895700]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  959.900739]  __should_failslab+0x115/0x180
[  959.905082]  should_failslab+0x5/0x10
[  959.908917]  kmem_cache_alloc_node_trace+0x57/0x3b0
[  959.913955]  iolatency_pd_alloc+0x6e/0x120
[  959.918212]  ? iolatency_pd_init+0x6f0/0x6f0
[  959.922639]  blkcg_activate_policy+0x249/0x5d0
[  959.927246]  blk_iolatency_init+0x123/0x2d0
[  959.931591]  blkcg_init_queue+0x1c1/0x540
[  959.935758]  blk_alloc_queue_node+0x7d0/0xbf0
23:23:05 executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x3c, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@BATADV_ATTR_HOP_PENALTY={0x2, 0x35, 0xff}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x3}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_ELP_INTERVAL={0x8, 0x3a, 0x2}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4040040}, 0x1)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x3c, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@BATADV_ATTR_HOP_PENALTY={0x2, 0x35, 0xff}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x3}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_ELP_INTERVAL={0x8, 0x3a, 0x2}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4040040}, 0x1) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (async)

[  959.940277]  blk_mq_init_queue+0x44/0xa0
[  959.944360]  nbd_dev_add+0x2b9/0x890
[  959.948093]  nbd_genl_connect+0x488/0x1630
[  959.952346]  ? nbd_xmit_timeout+0x730/0x730
[  959.956681]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  959.961890]  ? validate_nla+0x270/0x820
[  959.965886]  ? nla_parse+0x1b2/0x290
[  959.969638]  genl_family_rcv_msg+0x642/0xc40
[  959.974067]  ? genl_rcv+0x40/0x40
[  959.977535]  ? genl_rcv_msg+0x12f/0x160
[  959.981528]  ? mutex_trylock+0x1a0/0x1a0
[  959.985620]  ? __radix_tree_lookup+0x216/0x370
[  959.990223]  genl_rcv_msg+0xbf/0x160
[  959.993955]  netlink_rcv_skb+0x160/0x440
[  959.998032]  ? genl_family_rcv_msg+0xc40/0xc40
[  960.002629]  ? netlink_ack+0xae0/0xae0
[  960.006528]  ? genl_rcv+0x15/0x40
[  960.010008]  genl_rcv+0x24/0x40
[  960.013425]  netlink_unicast+0x4d5/0x690
[  960.017596]  ? netlink_sendskb+0x110/0x110
[  960.021845]  ? _copy_from_iter_full+0x229/0x7c0
[  960.026531]  ? __phys_addr_symbol+0x2c/0x70
[  960.030954]  ? __check_object_size+0x17b/0x3e0
[  960.035549]  netlink_sendmsg+0x6c3/0xc50
[  960.035569]  ? aa_af_perm+0x230/0x230
[  960.035582]  ? nlmsg_notify+0x1f0/0x1f0
[  960.035592]  ? kernel_recvmsg+0x220/0x220
[  960.035611]  ? nlmsg_notify+0x1f0/0x1f0
[  960.043466]  sock_sendmsg+0xc3/0x120
[  960.043482]  ___sys_sendmsg+0x7bb/0x8e0
[  960.043502]  ? check_preemption_disabled+0x41/0x280
[  960.043516]  ? copy_msghdr_from_user+0x440/0x440
[  960.043531]  ? __fget+0x32f/0x510
[  960.043550]  ? lock_downgrade+0x720/0x720
[  960.051783]  ? check_preemption_disabled+0x41/0x280
[  960.051802]  ? check_preemption_disabled+0x41/0x280
23:23:05 executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x3c, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@BATADV_ATTR_HOP_PENALTY={0x2, 0x35, 0xff}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x3}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_ELP_INTERVAL={0x8, 0x3a, 0x2}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x1}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4040040}, 0x1)
r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))

[  960.051822]  ? __fget+0x356/0x510
[  960.051837]  ? do_dup2+0x450/0x450
[  960.051849]  ? lock_downgrade+0x720/0x720
[  960.051864]  ? vfs_write+0x3d7/0x540
[  960.051879]  ? __fdget+0x1d0/0x230
[  960.051897]  __x64_sys_sendmsg+0x132/0x220
[  960.090955]  ? __sys_sendmsg+0x1b0/0x1b0
[  960.090973]  ? vfs_write+0x393/0x540
[  960.091000]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  960.091016]  ? trace_hardirqs_off_caller+0x6e/0x210
[  960.091031]  ? do_syscall_64+0x21/0x620
[  960.091048]  do_syscall_64+0xf9/0x620
[  960.091063]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  960.091078] RIP: 0033:0x7f1dcd3b15a9
[  960.139808] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  960.139817] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  960.139832] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  960.139841] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:23:06 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008e0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  960.139849] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  960.139856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  960.139863] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  960.184280] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  960.222124] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:06 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000ffff0f0001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:06 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x30, {0x29}}, 0x14}}, 0x0)

23:23:06 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 33)

23:23:06 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r1 = dup(r0)
write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
r2 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000040), 0x180, 0x0)
close(r2)

[  960.244241] nbd: couldn't find device at index -1577385984
23:23:06 executing program 3:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000680000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:06 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008f0300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  960.339856] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:06 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x31, {0x29}}, 0x14}}, 0x0)

23:23:06 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r1 = dup(r0)
write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
r2 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000040), 0x180, 0x0)
close(r2)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r0) (async)
write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (async)
openat$dsp1(0xffffffffffffff9c, &(0x7f0000000040), 0x180, 0x0) (async)
close(r2) (async)

23:23:06 executing program 0:
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r1 = dup(r0)
write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000))
r2 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000040), 0x180, 0x0)
close(r2)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r0) (async)
write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000000)) (async)
openat$dsp1(0xffffffffffffff9c, &(0x7f0000000040), 0x180, 0x0) (async)
close(r2) (async)

[  960.428411] FAULT_INJECTION: forcing a failure.
[  960.428411] name failslab, interval 1, probability 0, space 0, times 0
[  960.447080] CPU: 0 PID: 6946 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  960.454915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  960.464361] Call Trace:
[  960.466962]  dump_stack+0x1fc/0x2ef
[  960.470701]  should_fail.cold+0xa/0xf
[  960.474526]  ? setup_fault_attr+0x200/0x200
[  960.478864]  ? lock_acquire+0x170/0x3c0
[  960.482865]  __should_failslab+0x115/0x180
[  960.487132]  should_failslab+0x5/0x10
[  960.490958]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  960.496083]  blk_throtl_init+0x7c/0x620
[  960.500078]  ? blk_iolatency_init+0x1b7/0x2d0
[  960.504588]  blkcg_init_queue+0x1e3/0x540
[  960.508754]  blk_alloc_queue_node+0x7d0/0xbf0
[  960.513269]  blk_mq_init_queue+0x44/0xa0
[  960.517437]  nbd_dev_add+0x2b9/0x890
[  960.521168]  nbd_genl_connect+0x488/0x1630
23:23:06 executing program 0:
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000900)=[{{&(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10, &(0x7f0000000680)=[{&(0x7f0000000080)="ce90e55eb10b21e8d58ba5ce28c08573d87379848bf25752cea4e20054821a097d748aeb52756a90ef6eb6ac73ab881c5f48bb3f79687b06f4d39c951113c53fea083ab5acafade79090a9a1c568ba46e947bde81ccf51be65f645d8832bc3d25b23feadddb40016866654d1bbaa17e2273c7da789ec94ca9dc0d5e867958bd69b0d8f52cf584ce6f2e2c0a8607e455d6aa753e5d145413a386f971871e3c7f571541f8e5578e5e23529bb5841ff768fe3bb1efbd8bba802cf9967ec42508dc21b55fa74bdc5db7779123e77c9f8d2accde7c02c0e0a90", 0xd7}, {&(0x7f0000000180)="44e169ad46ae3dd9be96453c1fa6b356c3e4ddd33cf9af4cc79e17eba5d9c9e16b1b3b6e1b3471bf4675df583612fdbc1f6cd81a9d20465bcb46f4aa989ef7a621164c", 0x43}, {&(0x7f0000000200)="58fe4794626f15881ee9de3e11cb29bdfa127707886997b93569022b95348a18816f85f1b66e8fed5eb6bc1e8899aa89e70e29180f2626ed4ce48888252b38649efcf48189b7202bf39dd4f0440d58fafcff1478cdab75bb4a9e9762ca309b8b10", 0x61}, {&(0x7f0000000280)="5c3a7619dd98870f1558ee63d48974269a844f95625446d7b7633e7723f369148409cb4ee67383347f88b7abcefcc2a4acf7961d014d1c11d5464487905548d27acc6ce6f52b4ec37a2296227cccaa98ec4915bb9afeefec467ef81ad86923705ddd7795683c5809756e37282a56baf7c325ca4ea2fbafec3d963a25a3b1e3f1b936ab92c3386cb73df8a0b32b", 0x8d}, {&(0x7f0000000340)="bf11bf36a8ff50c34e0b22e625f7f59c739a862a984d813a3cfa8272b89dcb52890d2d8d7de5ae7ab864247e841e45a0510266ce6740e0d51182fc8800e744b60a923d28b0cf46357260717919cd6cda24310efc79f2b3", 0x57}, {&(0x7f0000000440)="9e10d718808074e00aefd0d59e28735f17d56f87ea66ee383b6429014a0b0e524cfbd4cc71b3f6d7406bec7a2d9922da98d86b0f3f20d6476bdf250bf60c3f71a927bfe1db85e3d6c831442c4c065f425b13cecda99f58ac0d1d83561ed7bcec296cc40efdd1be0e9709a6ca14b55805f931300b1f79f1382f079d5aa7506a8cdb62c12b4ff5b69f17af040055caec3d64a87d4ae4106fa807ff775e53f1ecb3261ee1c2adbcac61397b", 0xaa}, {&(0x7f00000003c0)="af07cabbbc0926ea901d9a883849e77619bc20b7efcee62404a703255a6edc2febe882a9", 0x24}, {&(0x7f0000000500)="33108ea8b4e1e440ca8b4ef45ed3cb4bbd5c8cf7dc2fafd35c1c432cb66d47465d240e40a43be5cf3b1f4f0f80b8d4e5136185bccf06a29b08ffe97f0bf70f1face3ef8a6829d8ae14b0f39c1c12e8e78f73d085f270cd2c2ce03f996bce6a59be272285c59f22a998b632cd6380e795284f47fd35b8", 0x76}, {&(0x7f0000000580)="1b3777d54723b363643d0402bbcf181c9114b83d5813e245774bcd6858bc1bb9e8075777399dfe9b5a0c352875a12dda2a0d4668cdbba432b9fe40ce925ce3325eb3a804ff552a3fd3ff81edfe238835d452a4e832a53fee900705c6084c936f2938303ab7742994278819472fa779ee9fd29eec3788b3bfd6d93255233739d3bd98b43a9058f25682e21e988e97c6e6a45a1fab", 0x94}, {&(0x7f0000000640)="6df63659f757dc", 0x7}], 0xa, &(0x7f0000000740)=[@ip_tos_int={{0x14, 0x0, 0x1, 0xfff}}, @ip_ttl={{0x14, 0x0, 0x2, 0xdd}}, @ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4}, @ra={0x94, 0x4, 0x1}]}}}], 0x48}}, {{&(0x7f00000007c0)={0x2, 0x4e20, @rand_addr=0x64010100}, 0x10, &(0x7f0000000840)=[{&(0x7f0000000800)="f11c18e60e8629cc15171ba1302d88e175365359b1ad013d623c226bb5af10c8b960ad766e69de0a16a4467d4d54704c8055f9afaa77", 0x36}], 0x1, &(0x7f0000000880)=[@ip_ttl={{0x14, 0x0, 0x2, 0xfb0a}}, @ip_ttl={{0x14, 0x0, 0x2, 0x9}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x70}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1f}}], 0x60}}], 0x2, 0x4004044)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  960.525423]  ? nbd_xmit_timeout+0x730/0x730
[  960.529765]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  960.535075]  ? validate_nla+0x270/0x820
[  960.539069]  ? nla_parse+0x1b2/0x290
[  960.542804]  genl_family_rcv_msg+0x642/0xc40
[  960.547231]  ? genl_rcv+0x40/0x40
[  960.550686]  ? genl_rcv_msg+0x12f/0x160
[  960.554665]  ? mutex_trylock+0x1a0/0x1a0
[  960.558734]  ? __radix_tree_lookup+0x216/0x370
[  960.563316]  genl_rcv_msg+0xbf/0x160
[  960.567027]  netlink_rcv_skb+0x160/0x440
[  960.571120]  ? genl_family_rcv_msg+0xc40/0xc40
[  960.575700]  ? netlink_ack+0xae0/0xae0
[  960.579578]  ? genl_rcv+0x15/0x40
[  960.583027]  genl_rcv+0x24/0x40
[  960.586295]  netlink_unicast+0x4d5/0x690
[  960.590350]  ? netlink_sendskb+0x110/0x110
[  960.594576]  ? _copy_from_iter_full+0x229/0x7c0
[  960.599255]  ? __phys_addr_symbol+0x2c/0x70
[  960.603575]  ? __check_object_size+0x17b/0x3e0
[  960.608156]  netlink_sendmsg+0x6c3/0xc50
[  960.612210]  ? aa_af_perm+0x230/0x230
[  960.616001]  ? nlmsg_notify+0x1f0/0x1f0
[  960.619962]  ? kernel_recvmsg+0x220/0x220
[  960.624107]  ? nlmsg_notify+0x1f0/0x1f0
[  960.628082]  sock_sendmsg+0xc3/0x120
[  960.631784]  ___sys_sendmsg+0x7bb/0x8e0
[  960.635751]  ? check_preemption_disabled+0x41/0x280
[  960.640756]  ? copy_msghdr_from_user+0x440/0x440
[  960.645503]  ? __fget+0x32f/0x510
[  960.648954]  ? lock_downgrade+0x720/0x720
[  960.653093]  ? check_preemption_disabled+0x41/0x280
[  960.658099]  ? check_preemption_disabled+0x41/0x280
[  960.663114]  ? __fget+0x356/0x510
[  960.666557]  ? do_dup2+0x450/0x450
[  960.670084]  ? lock_downgrade+0x720/0x720
[  960.674221]  ? vfs_write+0x3d7/0x540
[  960.677926]  ? __fdget+0x1d0/0x230
[  960.681456]  __x64_sys_sendmsg+0x132/0x220
[  960.685680]  ? __sys_sendmsg+0x1b0/0x1b0
[  960.689829]  ? vfs_write+0x393/0x540
[  960.693542]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  960.698898]  ? trace_hardirqs_off_caller+0x6e/0x210
[  960.703904]  ? do_syscall_64+0x21/0x620
[  960.707873]  do_syscall_64+0xf9/0x620
[  960.711676]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  960.716853] RIP: 0033:0x7f1dcd3b15a9
[  960.720554] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  960.739523] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  960.747221] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  960.754510] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  960.761793] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  960.769050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  960.776309] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:06 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000900300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  960.801791] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  960.815740] FAT-fs (loop3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:06 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x32, {0x29}}, 0x14}}, 0x0)

[  960.855059] nbd: failed to add new device
[  960.869024] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  960.904773] FAT-fs (loop1): FAT read failed (blocknr 32)
[  960.918703] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:06 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000100001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:06 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 34)

23:23:06 executing program 0:
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000900)=[{{&(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10, &(0x7f0000000680)=[{&(0x7f0000000080)="ce90e55eb10b21e8d58ba5ce28c08573d87379848bf25752cea4e20054821a097d748aeb52756a90ef6eb6ac73ab881c5f48bb3f79687b06f4d39c951113c53fea083ab5acafade79090a9a1c568ba46e947bde81ccf51be65f645d8832bc3d25b23feadddb40016866654d1bbaa17e2273c7da789ec94ca9dc0d5e867958bd69b0d8f52cf584ce6f2e2c0a8607e455d6aa753e5d145413a386f971871e3c7f571541f8e5578e5e23529bb5841ff768fe3bb1efbd8bba802cf9967ec42508dc21b55fa74bdc5db7779123e77c9f8d2accde7c02c0e0a90", 0xd7}, {&(0x7f0000000180)="44e169ad46ae3dd9be96453c1fa6b356c3e4ddd33cf9af4cc79e17eba5d9c9e16b1b3b6e1b3471bf4675df583612fdbc1f6cd81a9d20465bcb46f4aa989ef7a621164c", 0x43}, {&(0x7f0000000200)="58fe4794626f15881ee9de3e11cb29bdfa127707886997b93569022b95348a18816f85f1b66e8fed5eb6bc1e8899aa89e70e29180f2626ed4ce48888252b38649efcf48189b7202bf39dd4f0440d58fafcff1478cdab75bb4a9e9762ca309b8b10", 0x61}, {&(0x7f0000000280)="5c3a7619dd98870f1558ee63d48974269a844f95625446d7b7633e7723f369148409cb4ee67383347f88b7abcefcc2a4acf7961d014d1c11d5464487905548d27acc6ce6f52b4ec37a2296227cccaa98ec4915bb9afeefec467ef81ad86923705ddd7795683c5809756e37282a56baf7c325ca4ea2fbafec3d963a25a3b1e3f1b936ab92c3386cb73df8a0b32b", 0x8d}, {&(0x7f0000000340)="bf11bf36a8ff50c34e0b22e625f7f59c739a862a984d813a3cfa8272b89dcb52890d2d8d7de5ae7ab864247e841e45a0510266ce6740e0d51182fc8800e744b60a923d28b0cf46357260717919cd6cda24310efc79f2b3", 0x57}, {&(0x7f0000000440)="9e10d718808074e00aefd0d59e28735f17d56f87ea66ee383b6429014a0b0e524cfbd4cc71b3f6d7406bec7a2d9922da98d86b0f3f20d6476bdf250bf60c3f71a927bfe1db85e3d6c831442c4c065f425b13cecda99f58ac0d1d83561ed7bcec296cc40efdd1be0e9709a6ca14b55805f931300b1f79f1382f079d5aa7506a8cdb62c12b4ff5b69f17af040055caec3d64a87d4ae4106fa807ff775e53f1ecb3261ee1c2adbcac61397b", 0xaa}, {&(0x7f00000003c0)="af07cabbbc0926ea901d9a883849e77619bc20b7efcee62404a703255a6edc2febe882a9", 0x24}, {&(0x7f0000000500)="33108ea8b4e1e440ca8b4ef45ed3cb4bbd5c8cf7dc2fafd35c1c432cb66d47465d240e40a43be5cf3b1f4f0f80b8d4e5136185bccf06a29b08ffe97f0bf70f1face3ef8a6829d8ae14b0f39c1c12e8e78f73d085f270cd2c2ce03f996bce6a59be272285c59f22a998b632cd6380e795284f47fd35b8", 0x76}, {&(0x7f0000000580)="1b3777d54723b363643d0402bbcf181c9114b83d5813e245774bcd6858bc1bb9e8075777399dfe9b5a0c352875a12dda2a0d4668cdbba432b9fe40ce925ce3325eb3a804ff552a3fd3ff81edfe238835d452a4e832a53fee900705c6084c936f2938303ab7742994278819472fa779ee9fd29eec3788b3bfd6d93255233739d3bd98b43a9058f25682e21e988e97c6e6a45a1fab", 0x94}, {&(0x7f0000000640)="6df63659f757dc", 0x7}], 0xa, &(0x7f0000000740)=[@ip_tos_int={{0x14, 0x0, 0x1, 0xfff}}, @ip_ttl={{0x14, 0x0, 0x2, 0xdd}}, @ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4}, @ra={0x94, 0x4, 0x1}]}}}], 0x48}}, {{&(0x7f00000007c0)={0x2, 0x4e20, @rand_addr=0x64010100}, 0x10, &(0x7f0000000840)=[{&(0x7f0000000800)="f11c18e60e8629cc15171ba1302d88e175365359b1ad013d623c226bb5af10c8b960ad766e69de0a16a4467d4d54704c8055f9afaa77", 0x36}], 0x1, &(0x7f0000000880)=[@ip_ttl={{0x14, 0x0, 0x2, 0xfb0a}}, @ip_ttl={{0x14, 0x0, 0x2, 0x9}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x70}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1f}}], 0x60}}], 0x2, 0x4004044)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:06 executing program 3:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = getpgrp(r0)
sched_setscheduler(r3, 0x0, &(0x7f0000000000)=0x2)
clock_gettime(0x0, 0x0)
sendmmsg$unix(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000000100), 0x0, 0x0, 0x0, 0x800}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r2, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32, @ANYRES32=r1, @ANYBLOB="100000000000000001000000010000001c0000000000000000020000007d4675032755f7bb1f3479932165cb2114462a1053c38133a1ff27b5e96b7256888f4c9ede4bf19a1f050ffed3a161df40fd2fdad712a7bd4176900cc868582740e8e702fc2b6bd99602ea4927fe20e4b05edc05ddca6482477a1546b9c239e0e9ffd64c1a04d4d7490fc3daa28a5a", @ANYRES32=r0, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='\x00\x00\x00\x00'], 0xa8, 0x4004000}}, {{0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)}], 0x1, 0x0, 0x0, 0xc0}}, {{&(0x7f0000000c40)=@file={0x0, './bus\x00'}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x30054004}}, {{0x0, 0x0, &(0x7f0000001000)=[{&(0x7f0000000fc0)}], 0x1, &(0x7f0000000580)=ANY=[@ANYBLOB="1c000000000000", @ANYRES32, @ANYRES32=r2, @ANYBLOB="c2ec69bc7947f061fb36132ed5d7aab0c189656f9c551c208e3ed81db2711e42a2c03ec9a15f0c3d20c737b9467d87d1f60180829fb4c1bdf10e9dc49b4cc04c7f99817a607f704f81260d8dd6d96e02e96faacfbfb44f00944107558dd5fb864726c86bdbb9ad9069302970c7903820d888f0a9db666541a447e0de6853f796356842bf3237b912b9b12cf0c31c33be953d7cb6c5136469ad011d55ac8d1258d8c218ffcc54746df6d7224c5034fe13daab54517725eee347f70f74ed90c4f8ae8d2d066465f4cd22b90cfd9eb462051b349c43", @ANYBLOB, @ANYRES32, @ANYBLOB="000000001c00000000000000010000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB='\x00\x00\x00\x00 \x00\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="be26779a47b1640c706430c5ee185fd13545304cb52d981fd198da48b4ceeb0a79a3a177798e4dd71fed15647def00"], 0xf8, 0x4008811}}], 0x5, 0x0)
write(0xffffffffffffffff, 0x0, 0x0)
r4 = creat(&(0x7f0000000100)='./file0\x00', 0x5d)
fcntl$setstatus(r4, 0x4, 0x46802)
io_setup(0x100000000000c333, &(0x7f0000000180)=<r5=>0x0)
io_submit(r5, 0x20000000000001cb, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}])
syncfs(r4)

23:23:06 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x33, {0x29}}, 0x14}}, 0x0)

23:23:06 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000910300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  961.017250] FAULT_INJECTION: forcing a failure.
[  961.017250] name failslab, interval 1, probability 0, space 0, times 0
[  961.044929] CPU: 1 PID: 6991 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  961.052767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  961.062128] Call Trace:
[  961.064726]  dump_stack+0x1fc/0x2ef
[  961.068367]  should_fail.cold+0xa/0xf
[  961.072189]  ? setup_fault_attr+0x200/0x200
[  961.076526]  ? lock_acquire+0x170/0x3c0
[  961.080507]  __should_failslab+0x115/0x180
[  961.084733]  should_failslab+0x5/0x10
[  961.088519]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  961.093611]  ? throtl_add_bio_tg+0x1f0/0x1f0
[  961.098021]  throtl_pd_alloc+0x6b/0x940
[  961.101986]  ? throtl_add_bio_tg+0x1f0/0x1f0
[  961.106393]  blkcg_activate_policy+0x120/0x5d0
[  961.110968]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  961.115985]  ? init_timer_key+0x88/0x350
[  961.120033]  blk_throtl_init+0x40d/0x620
[  961.124102]  ? blk_iolatency_init+0x1b7/0x2d0
[  961.128594]  blkcg_init_queue+0x1e3/0x540
[  961.132743]  blk_alloc_queue_node+0x7d0/0xbf0
[  961.137228]  blk_mq_init_queue+0x44/0xa0
[  961.141278]  nbd_dev_add+0x2b9/0x890
[  961.144981]  nbd_genl_connect+0x488/0x1630
[  961.149206]  ? nbd_xmit_timeout+0x730/0x730
[  961.153515]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  961.158789]  ? validate_nla+0x270/0x820
[  961.162762]  ? nla_parse+0x1b2/0x290
[  961.166477]  genl_family_rcv_msg+0x642/0xc40
[  961.170892]  ? genl_rcv+0x40/0x40
[  961.174339]  ? genl_rcv_msg+0x12f/0x160
[  961.178310]  ? mutex_trylock+0x1a0/0x1a0
[  961.182398]  ? __radix_tree_lookup+0x216/0x370
[  961.187011]  genl_rcv_msg+0xbf/0x160
[  961.190737]  netlink_rcv_skb+0x160/0x440
[  961.194799]  ? genl_family_rcv_msg+0xc40/0xc40
[  961.199378]  ? netlink_ack+0xae0/0xae0
[  961.203277]  ? genl_rcv+0x15/0x40
[  961.206739]  genl_rcv+0x24/0x40
[  961.210021]  netlink_unicast+0x4d5/0x690
[  961.214090]  ? netlink_sendskb+0x110/0x110
[  961.218327]  ? _copy_from_iter_full+0x229/0x7c0
[  961.222999]  ? __phys_addr_symbol+0x2c/0x70
[  961.227326]  ? __check_object_size+0x17b/0x3e0
[  961.231912]  netlink_sendmsg+0x6c3/0xc50
[  961.235982]  ? aa_af_perm+0x230/0x230
[  961.239786]  ? nlmsg_notify+0x1f0/0x1f0
[  961.243757]  ? kernel_recvmsg+0x220/0x220
[  961.247912]  ? nlmsg_notify+0x1f0/0x1f0
[  961.251900]  sock_sendmsg+0xc3/0x120
[  961.255615]  ___sys_sendmsg+0x7bb/0x8e0
[  961.259616]  ? check_preemption_disabled+0x41/0x280
[  961.264631]  ? copy_msghdr_from_user+0x440/0x440
[  961.269386]  ? __fget+0x32f/0x510
[  961.272846]  ? lock_downgrade+0x720/0x720
[  961.276997]  ? check_preemption_disabled+0x41/0x280
[  961.282023]  ? check_preemption_disabled+0x41/0x280
[  961.287049]  ? __fget+0x356/0x510
[  961.290505]  ? do_dup2+0x450/0x450
[  961.294332]  ? lock_downgrade+0x720/0x720
[  961.298479]  ? vfs_write+0x3d7/0x540
[  961.302198]  ? __fdget+0x1d0/0x230
[  961.305745]  __x64_sys_sendmsg+0x132/0x220
[  961.309984]  ? __sys_sendmsg+0x1b0/0x1b0
[  961.314054]  ? vfs_write+0x393/0x540
[  961.317804]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  961.323225]  ? trace_hardirqs_off_caller+0x6e/0x210
[  961.328247]  ? do_syscall_64+0x21/0x620
[  961.332227]  do_syscall_64+0xf9/0x620
[  961.336035]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  961.341232] RIP: 0033:0x7f1dcd3b15a9
[  961.344942] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  961.363839] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  961.371544] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  961.378813] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  961.386078] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  961.393344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  961.400611] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:07 executing program 0:
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000900)=[{{&(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10, &(0x7f0000000680)=[{&(0x7f0000000080)="ce90e55eb10b21e8d58ba5ce28c08573d87379848bf25752cea4e20054821a097d748aeb52756a90ef6eb6ac73ab881c5f48bb3f79687b06f4d39c951113c53fea083ab5acafade79090a9a1c568ba46e947bde81ccf51be65f645d8832bc3d25b23feadddb40016866654d1bbaa17e2273c7da789ec94ca9dc0d5e867958bd69b0d8f52cf584ce6f2e2c0a8607e455d6aa753e5d145413a386f971871e3c7f571541f8e5578e5e23529bb5841ff768fe3bb1efbd8bba802cf9967ec42508dc21b55fa74bdc5db7779123e77c9f8d2accde7c02c0e0a90", 0xd7}, {&(0x7f0000000180)="44e169ad46ae3dd9be96453c1fa6b356c3e4ddd33cf9af4cc79e17eba5d9c9e16b1b3b6e1b3471bf4675df583612fdbc1f6cd81a9d20465bcb46f4aa989ef7a621164c", 0x43}, {&(0x7f0000000200)="58fe4794626f15881ee9de3e11cb29bdfa127707886997b93569022b95348a18816f85f1b66e8fed5eb6bc1e8899aa89e70e29180f2626ed4ce48888252b38649efcf48189b7202bf39dd4f0440d58fafcff1478cdab75bb4a9e9762ca309b8b10", 0x61}, {&(0x7f0000000280)="5c3a7619dd98870f1558ee63d48974269a844f95625446d7b7633e7723f369148409cb4ee67383347f88b7abcefcc2a4acf7961d014d1c11d5464487905548d27acc6ce6f52b4ec37a2296227cccaa98ec4915bb9afeefec467ef81ad86923705ddd7795683c5809756e37282a56baf7c325ca4ea2fbafec3d963a25a3b1e3f1b936ab92c3386cb73df8a0b32b", 0x8d}, {&(0x7f0000000340)="bf11bf36a8ff50c34e0b22e625f7f59c739a862a984d813a3cfa8272b89dcb52890d2d8d7de5ae7ab864247e841e45a0510266ce6740e0d51182fc8800e744b60a923d28b0cf46357260717919cd6cda24310efc79f2b3", 0x57}, {&(0x7f0000000440)="9e10d718808074e00aefd0d59e28735f17d56f87ea66ee383b6429014a0b0e524cfbd4cc71b3f6d7406bec7a2d9922da98d86b0f3f20d6476bdf250bf60c3f71a927bfe1db85e3d6c831442c4c065f425b13cecda99f58ac0d1d83561ed7bcec296cc40efdd1be0e9709a6ca14b55805f931300b1f79f1382f079d5aa7506a8cdb62c12b4ff5b69f17af040055caec3d64a87d4ae4106fa807ff775e53f1ecb3261ee1c2adbcac61397b", 0xaa}, {&(0x7f00000003c0)="af07cabbbc0926ea901d9a883849e77619bc20b7efcee62404a703255a6edc2febe882a9", 0x24}, {&(0x7f0000000500)="33108ea8b4e1e440ca8b4ef45ed3cb4bbd5c8cf7dc2fafd35c1c432cb66d47465d240e40a43be5cf3b1f4f0f80b8d4e5136185bccf06a29b08ffe97f0bf70f1face3ef8a6829d8ae14b0f39c1c12e8e78f73d085f270cd2c2ce03f996bce6a59be272285c59f22a998b632cd6380e795284f47fd35b8", 0x76}, {&(0x7f0000000580)="1b3777d54723b363643d0402bbcf181c9114b83d5813e245774bcd6858bc1bb9e8075777399dfe9b5a0c352875a12dda2a0d4668cdbba432b9fe40ce925ce3325eb3a804ff552a3fd3ff81edfe238835d452a4e832a53fee900705c6084c936f2938303ab7742994278819472fa779ee9fd29eec3788b3bfd6d93255233739d3bd98b43a9058f25682e21e988e97c6e6a45a1fab", 0x94}, {&(0x7f0000000640)="6df63659f757dc", 0x7}], 0xa, &(0x7f0000000740)=[@ip_tos_int={{0x14, 0x0, 0x1, 0xfff}}, @ip_ttl={{0x14, 0x0, 0x2, 0xdd}}, @ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4}, @ra={0x94, 0x4, 0x1}]}}}], 0x48}}, {{&(0x7f00000007c0)={0x2, 0x4e20, @rand_addr=0x64010100}, 0x10, &(0x7f0000000840)=[{&(0x7f0000000800)="f11c18e60e8629cc15171ba1302d88e175365359b1ad013d623c226bb5af10c8b960ad766e69de0a16a4467d4d54704c8055f9afaa77", 0x36}], 0x1, &(0x7f0000000880)=[@ip_ttl={{0x14, 0x0, 0x2, 0xfb0a}}, @ip_ttl={{0x14, 0x0, 0x2, 0x9}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x70}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1f}}], 0x60}}], 0x2, 0x4004044)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000900)=[{{&(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10, &(0x7f0000000680)=[{&(0x7f0000000080)="ce90e55eb10b21e8d58ba5ce28c08573d87379848bf25752cea4e20054821a097d748aeb52756a90ef6eb6ac73ab881c5f48bb3f79687b06f4d39c951113c53fea083ab5acafade79090a9a1c568ba46e947bde81ccf51be65f645d8832bc3d25b23feadddb40016866654d1bbaa17e2273c7da789ec94ca9dc0d5e867958bd69b0d8f52cf584ce6f2e2c0a8607e455d6aa753e5d145413a386f971871e3c7f571541f8e5578e5e23529bb5841ff768fe3bb1efbd8bba802cf9967ec42508dc21b55fa74bdc5db7779123e77c9f8d2accde7c02c0e0a90", 0xd7}, {&(0x7f0000000180)="44e169ad46ae3dd9be96453c1fa6b356c3e4ddd33cf9af4cc79e17eba5d9c9e16b1b3b6e1b3471bf4675df583612fdbc1f6cd81a9d20465bcb46f4aa989ef7a621164c", 0x43}, {&(0x7f0000000200)="58fe4794626f15881ee9de3e11cb29bdfa127707886997b93569022b95348a18816f85f1b66e8fed5eb6bc1e8899aa89e70e29180f2626ed4ce48888252b38649efcf48189b7202bf39dd4f0440d58fafcff1478cdab75bb4a9e9762ca309b8b10", 0x61}, {&(0x7f0000000280)="5c3a7619dd98870f1558ee63d48974269a844f95625446d7b7633e7723f369148409cb4ee67383347f88b7abcefcc2a4acf7961d014d1c11d5464487905548d27acc6ce6f52b4ec37a2296227cccaa98ec4915bb9afeefec467ef81ad86923705ddd7795683c5809756e37282a56baf7c325ca4ea2fbafec3d963a25a3b1e3f1b936ab92c3386cb73df8a0b32b", 0x8d}, {&(0x7f0000000340)="bf11bf36a8ff50c34e0b22e625f7f59c739a862a984d813a3cfa8272b89dcb52890d2d8d7de5ae7ab864247e841e45a0510266ce6740e0d51182fc8800e744b60a923d28b0cf46357260717919cd6cda24310efc79f2b3", 0x57}, {&(0x7f0000000440)="9e10d718808074e00aefd0d59e28735f17d56f87ea66ee383b6429014a0b0e524cfbd4cc71b3f6d7406bec7a2d9922da98d86b0f3f20d6476bdf250bf60c3f71a927bfe1db85e3d6c831442c4c065f425b13cecda99f58ac0d1d83561ed7bcec296cc40efdd1be0e9709a6ca14b55805f931300b1f79f1382f079d5aa7506a8cdb62c12b4ff5b69f17af040055caec3d64a87d4ae4106fa807ff775e53f1ecb3261ee1c2adbcac61397b", 0xaa}, {&(0x7f00000003c0)="af07cabbbc0926ea901d9a883849e77619bc20b7efcee62404a703255a6edc2febe882a9", 0x24}, {&(0x7f0000000500)="33108ea8b4e1e440ca8b4ef45ed3cb4bbd5c8cf7dc2fafd35c1c432cb66d47465d240e40a43be5cf3b1f4f0f80b8d4e5136185bccf06a29b08ffe97f0bf70f1face3ef8a6829d8ae14b0f39c1c12e8e78f73d085f270cd2c2ce03f996bce6a59be272285c59f22a998b632cd6380e795284f47fd35b8", 0x76}, {&(0x7f0000000580)="1b3777d54723b363643d0402bbcf181c9114b83d5813e245774bcd6858bc1bb9e8075777399dfe9b5a0c352875a12dda2a0d4668cdbba432b9fe40ce925ce3325eb3a804ff552a3fd3ff81edfe238835d452a4e832a53fee900705c6084c936f2938303ab7742994278819472fa779ee9fd29eec3788b3bfd6d93255233739d3bd98b43a9058f25682e21e988e97c6e6a45a1fab", 0x94}, {&(0x7f0000000640)="6df63659f757dc", 0x7}], 0xa, &(0x7f0000000740)=[@ip_tos_int={{0x14, 0x0, 0x1, 0xfff}}, @ip_ttl={{0x14, 0x0, 0x2, 0xdd}}, @ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4}, @ra={0x94, 0x4, 0x1}]}}}], 0x48}}, {{&(0x7f00000007c0)={0x2, 0x4e20, @rand_addr=0x64010100}, 0x10, &(0x7f0000000840)=[{&(0x7f0000000800)="f11c18e60e8629cc15171ba1302d88e175365359b1ad013d623c226bb5af10c8b960ad766e69de0a16a4467d4d54704c8055f9afaa77", 0x36}], 0x1, &(0x7f0000000880)=[@ip_ttl={{0x14, 0x0, 0x2, 0xfb0a}}, @ip_ttl={{0x14, 0x0, 0x2, 0x9}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x70}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1f}}], 0x60}}], 0x2, 0x4004044) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:07 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x34, {0x29}}, 0x14}}, 0x0)

23:23:07 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 35)

23:23:07 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
close(r0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$BTRFS_IOC_SUBVOL_CREATE(0xffffffffffffffff, 0x5000940e, &(0x7f0000000440)={{r0}, "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"})

[  961.492971] nbd: failed to add new device
[  961.503478] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  961.515424] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:07 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000ffff1f0001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  961.581914] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:07 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x35, {0x29}}, 0x14}}, 0x0)

23:23:07 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000920300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  961.628144] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  961.655546] FAULT_INJECTION: forcing a failure.
[  961.655546] name failslab, interval 1, probability 0, space 0, times 0
[  961.666115] FAT-fs (loop1): FAT read failed (blocknr 32)
[  961.666765] CPU: 1 PID: 7026 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  961.680001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  961.689358] Call Trace:
[  961.691942]  dump_stack+0x1fc/0x2ef
[  961.695555]  should_fail.cold+0xa/0xf
[  961.699349]  ? setup_fault_attr+0x200/0x200
[  961.703671]  ? lock_acquire+0x170/0x3c0
[  961.707652]  ? check_preemption_disabled+0x41/0x280
[  961.712787]  __should_failslab+0x115/0x180
[  961.717019]  should_failslab+0x5/0x10
[  961.720825]  kmem_cache_alloc_node_trace+0x57/0x3b0
[  961.725850]  throtl_pd_alloc+0x6b/0x940
[  961.729828]  ? throtl_add_bio_tg+0x1f0/0x1f0
[  961.734245]  blkcg_activate_policy+0x249/0x5d0
[  961.738815]  blk_throtl_init+0x40d/0x620
[  961.742868]  ? blk_iolatency_init+0x1b7/0x2d0
[  961.747357]  blkcg_init_queue+0x1e3/0x540
[  961.751495]  blk_alloc_queue_node+0x7d0/0xbf0
[  961.755978]  blk_mq_init_queue+0x44/0xa0
[  961.760034]  nbd_dev_add+0x2b9/0x890
[  961.763754]  nbd_genl_connect+0x488/0x1630
[  961.767984]  ? nbd_xmit_timeout+0x730/0x730
[  961.772289]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  961.777471]  ? validate_nla+0x270/0x820
[  961.781443]  ? nla_parse+0x1b2/0x290
[  961.785150]  genl_family_rcv_msg+0x642/0xc40
[  961.789569]  ? genl_rcv+0x40/0x40
[  961.793015]  ? genl_rcv_msg+0x12f/0x160
[  961.796971]  ? mutex_trylock+0x1a0/0x1a0
[  961.801037]  ? __radix_tree_lookup+0x216/0x370
[  961.805621]  genl_rcv_msg+0xbf/0x160
[  961.809330]  netlink_rcv_skb+0x160/0x440
[  961.813471]  ? genl_family_rcv_msg+0xc40/0xc40
[  961.818040]  ? netlink_ack+0xae0/0xae0
[  961.821934]  ? genl_rcv+0x15/0x40
[  961.825385]  genl_rcv+0x24/0x40
[  961.828649]  netlink_unicast+0x4d5/0x690
[  961.832697]  ? netlink_sendskb+0x110/0x110
[  961.836918]  ? _copy_from_iter_full+0x229/0x7c0
[  961.841586]  ? __phys_addr_symbol+0x2c/0x70
[  961.845903]  ? __check_object_size+0x17b/0x3e0
[  961.850477]  netlink_sendmsg+0x6c3/0xc50
[  961.854535]  ? aa_af_perm+0x230/0x230
[  961.858317]  ? nlmsg_notify+0x1f0/0x1f0
[  961.862285]  ? kernel_recvmsg+0x220/0x220
[  961.866445]  ? nlmsg_notify+0x1f0/0x1f0
[  961.870431]  sock_sendmsg+0xc3/0x120
[  961.874140]  ___sys_sendmsg+0x7bb/0x8e0
[  961.878207]  ? check_preemption_disabled+0x41/0x280
[  961.883225]  ? copy_msghdr_from_user+0x440/0x440
[  961.887971]  ? __fget+0x32f/0x510
[  961.891602]  ? lock_downgrade+0x720/0x720
[  961.895746]  ? check_preemption_disabled+0x41/0x280
[  961.900752]  ? check_preemption_disabled+0x41/0x280
[  961.905756]  ? __fget+0x356/0x510
[  961.909194]  ? do_dup2+0x450/0x450
[  961.912728]  ? lock_downgrade+0x720/0x720
[  961.916874]  ? vfs_write+0x3d7/0x540
[  961.920585]  ? __fdget+0x1d0/0x230
[  961.924120]  __x64_sys_sendmsg+0x132/0x220
[  961.928341]  ? __sys_sendmsg+0x1b0/0x1b0
[  961.932397]  ? vfs_write+0x393/0x540
[  961.936113]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  961.941476]  ? trace_hardirqs_off_caller+0x6e/0x210
[  961.946499]  ? do_syscall_64+0x21/0x620
[  961.950478]  do_syscall_64+0xf9/0x620
[  961.954281]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  961.959463] RIP: 0033:0x7f1dcd3b15a9
23:23:07 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
close(r0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$BTRFS_IOC_SUBVOL_CREATE(0xffffffffffffffff, 0x5000940e, &(0x7f0000000440)={{r0}, "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"})

[  961.963170] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  961.982052] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  961.989753] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  961.997021] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  962.004290] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  962.011726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  962.018994] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:07 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000200001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:07 executing program 3:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) (async)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) (async)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e) (async)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) (async)
r3 = getpgrp(r0)
sched_setscheduler(r3, 0x0, &(0x7f0000000000)=0x2)
clock_gettime(0x0, 0x0) (async)
sendmmsg$unix(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000000100), 0x0, 0x0, 0x0, 0x800}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r2, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32, @ANYRES32=r1, @ANYBLOB="100000000000000001000000010000001c0000000000000000020000007d4675032755f7bb1f3479932165cb2114462a1053c38133a1ff27b5e96b7256888f4c9ede4bf19a1f050ffed3a161df40fd2fdad712a7bd4176900cc868582740e8e702fc2b6bd99602ea4927fe20e4b05edc05ddca6482477a1546b9c239e0e9ffd64c1a04d4d7490fc3daa28a5a", @ANYRES32=r0, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='\x00\x00\x00\x00'], 0xa8, 0x4004000}}, {{0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)}], 0x1, 0x0, 0x0, 0xc0}}, {{&(0x7f0000000c40)=@file={0x0, './bus\x00'}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x30054004}}, {{0x0, 0x0, &(0x7f0000001000)=[{&(0x7f0000000fc0)}], 0x1, &(0x7f0000000580)=ANY=[@ANYBLOB="1c000000000000", @ANYRES32, @ANYRES32=r2, @ANYBLOB="c2ec69bc7947f061fb36132ed5d7aab0c189656f9c551c208e3ed81db2711e42a2c03ec9a15f0c3d20c737b9467d87d1f60180829fb4c1bdf10e9dc49b4cc04c7f99817a607f704f81260d8dd6d96e02e96faacfbfb44f00944107558dd5fb864726c86bdbb9ad9069302970c7903820d888f0a9db666541a447e0de6853f796356842bf3237b912b9b12cf0c31c33be953d7cb6c5136469ad011d55ac8d1258d8c218ffcc54746df6d7224c5034fe13daab54517725eee347f70f74ed90c4f8ae8d2d066465f4cd22b90cfd9eb462051b349c43", @ANYBLOB, @ANYRES32, @ANYBLOB="000000001c00000000000000010000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB='\x00\x00\x00\x00 \x00\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="be26779a47b1640c706430c5ee185fd13545304cb52d981fd198da48b4ceeb0a79a3a177798e4dd71fed15647def00"], 0xf8, 0x4008811}}], 0x5, 0x0) (async)
write(0xffffffffffffffff, 0x0, 0x0) (async)
r4 = creat(&(0x7f0000000100)='./file0\x00', 0x5d)
fcntl$setstatus(r4, 0x4, 0x46802) (async)
io_setup(0x100000000000c333, &(0x7f0000000180)=<r5=>0x0)
io_submit(r5, 0x20000000000001cb, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}])
syncfs(r4)

23:23:07 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x36, {0x29}}, 0x14}}, 0x0)

23:23:07 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
close(r0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async, rerun: 64)
ioctl$BTRFS_IOC_SUBVOL_CREATE(0xffffffffffffffff, 0x5000940e, &(0x7f0000000440)={{r0}, "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"}) (rerun: 64)

[  962.101504] nbd: couldn't find device at index -1577385984
[  962.137399] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:08 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 36)

23:23:08 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x37, {0x29}}, 0x14}}, 0x0)

23:23:08 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000500000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  962.156930] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  962.181121] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:08 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x71b081, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:08 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x38, {0x29}}, 0x14}}, 0x0)

23:23:08 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x71b081, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  962.232825] FAULT_INJECTION: forcing a failure.
[  962.232825] name failslab, interval 1, probability 0, space 0, times 0
[  962.251498] CPU: 1 PID: 7064 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  962.259356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  962.268716] Call Trace:
[  962.271325]  dump_stack+0x1fc/0x2ef
[  962.274973]  should_fail.cold+0xa/0xf
[  962.278796]  ? setup_fault_attr+0x200/0x200
[  962.283137]  ? lock_acquire+0x170/0x3c0
[  962.287123]  __should_failslab+0x115/0x180
[  962.291369]  should_failslab+0x5/0x10
[  962.295211]  kmem_cache_alloc_trace+0x284/0x380
[  962.299902]  ? blk_mq_hctx_mark_pending+0x1f0/0x1f0
[  962.304937]  ? plug_ctx_cmp+0x100/0x100
[  962.308923]  blk_stat_alloc_callback+0x54/0x290
[  962.313625]  blk_mq_init_allocated_queue+0x80/0x1300
[  962.318743]  ? blkcg_init_queue+0x1fd/0x540
[  962.323084]  ? blk_alloc_queue_node+0x7e4/0xbf0
[  962.327775]  blk_mq_init_queue+0x5c/0xa0
23:23:08 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x71b081, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080)) (async, rerun: 32)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (rerun: 32)

[  962.331847]  nbd_dev_add+0x2b9/0x890
[  962.335580]  nbd_genl_connect+0x488/0x1630
[  962.339831]  ? nbd_xmit_timeout+0x730/0x730
[  962.344168]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  962.349395]  ? validate_nla+0x270/0x820
[  962.353399]  ? nla_parse+0x1b2/0x290
[  962.357135]  genl_family_rcv_msg+0x642/0xc40
[  962.361563]  ? genl_rcv+0x40/0x40
[  962.365020]  ? genl_rcv_msg+0x12f/0x160
[  962.369005]  ? mutex_trylock+0x1a0/0x1a0
[  962.373079]  ? __radix_tree_lookup+0x216/0x370
[  962.377683]  genl_rcv_msg+0xbf/0x160
23:23:08 executing program 0:
write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000040)={0x50, 0x0, 0x0, {0x7, 0x24, 0xe9, 0x864080, 0x8, 0x2, 0x3, 0x6}}, 0x50)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  962.381418]  netlink_rcv_skb+0x160/0x440
[  962.385487]  ? genl_family_rcv_msg+0xc40/0xc40
[  962.390085]  ? netlink_ack+0xae0/0xae0
[  962.393993]  ? genl_rcv+0x15/0x40
[  962.398451]  genl_rcv+0x24/0x40
[  962.401749]  netlink_unicast+0x4d5/0x690
[  962.406004]  ? netlink_sendskb+0x110/0x110
[  962.410266]  ? _copy_from_iter_full+0x229/0x7c0
[  962.414951]  ? __phys_addr_symbol+0x2c/0x70
[  962.419282]  ? __check_object_size+0x17b/0x3e0
[  962.423926]  netlink_sendmsg+0x6c3/0xc50
[  962.427999]  ? aa_af_perm+0x230/0x230
[  962.431812]  ? nlmsg_notify+0x1f0/0x1f0
[  962.435791]  ? kernel_recvmsg+0x220/0x220
[  962.439954]  ? nlmsg_notify+0x1f0/0x1f0
[  962.443922]  sock_sendmsg+0xc3/0x120
[  962.448405]  ___sys_sendmsg+0x7bb/0x8e0
[  962.452385]  ? check_preemption_disabled+0x41/0x280
[  962.457397]  ? copy_msghdr_from_user+0x440/0x440
[  962.462257]  ? __fget+0x32f/0x510
[  962.465708]  ? lock_downgrade+0x720/0x720
[  962.469853]  ? check_preemption_disabled+0x41/0x280
[  962.474869]  ? check_preemption_disabled+0x41/0x280
[  962.479881]  ? __fget+0x356/0x510
[  962.483345]  ? do_dup2+0x450/0x450
[  962.486964]  ? lock_downgrade+0x720/0x720
[  962.491112]  ? vfs_write+0x3d7/0x540
[  962.494818]  ? __fdget+0x1d0/0x230
[  962.498351]  __x64_sys_sendmsg+0x132/0x220
[  962.502582]  ? __sys_sendmsg+0x1b0/0x1b0
[  962.506637]  ? vfs_write+0x393/0x540
[  962.510360]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  962.515725]  ? trace_hardirqs_off_caller+0x6e/0x210
[  962.520746]  ? do_syscall_64+0x21/0x620
[  962.524718]  do_syscall_64+0xf9/0x620
[  962.528518]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  962.533734] RIP: 0033:0x7f1dcd3b15a9
[  962.537453] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  962.556693] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  962.564387] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  962.571653] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:23:08 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000400001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  962.579379] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  962.586730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  962.593990] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  962.620892] nbd: failed to add new device
[  962.676591] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  962.697076] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  962.710700] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:08 executing program 3:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = getpgrp(r0)
sched_setscheduler(r3, 0x0, &(0x7f0000000000)=0x2)
clock_gettime(0x0, 0x0)
sendmmsg$unix(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000000100), 0x0, 0x0, 0x0, 0x800}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r2, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32, @ANYRES32=r1, @ANYBLOB="100000000000000001000000010000001c0000000000000000020000007d4675032755f7bb1f3479932165cb2114462a1053c38133a1ff27b5e96b7256888f4c9ede4bf19a1f050ffed3a161df40fd2fdad712a7bd4176900cc868582740e8e702fc2b6bd99602ea4927fe20e4b05edc05ddca6482477a1546b9c239e0e9ffd64c1a04d4d7490fc3daa28a5a", @ANYRES32=r0, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='\x00\x00\x00\x00'], 0xa8, 0x4004000}}, {{0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)}], 0x1, 0x0, 0x0, 0xc0}}, {{&(0x7f0000000c40)=@file={0x0, './bus\x00'}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x30054004}}, {{0x0, 0x0, &(0x7f0000001000)=[{&(0x7f0000000fc0)}], 0x1, &(0x7f0000000580)=ANY=[@ANYBLOB="1c000000000000", @ANYRES32, @ANYRES32=r2, @ANYBLOB="c2ec69bc7947f061fb36132ed5d7aab0c189656f9c551c208e3ed81db2711e42a2c03ec9a15f0c3d20c737b9467d87d1f60180829fb4c1bdf10e9dc49b4cc04c7f99817a607f704f81260d8dd6d96e02e96faacfbfb44f00944107558dd5fb864726c86bdbb9ad9069302970c7903820d888f0a9db666541a447e0de6853f796356842bf3237b912b9b12cf0c31c33be953d7cb6c5136469ad011d55ac8d1258d8c218ffcc54746df6d7224c5034fe13daab54517725eee347f70f74ed90c4f8ae8d2d066465f4cd22b90cfd9eb462051b349c43", @ANYBLOB, @ANYRES32, @ANYBLOB="000000001c00000000000000010000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB='\x00\x00\x00\x00 \x00\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="be26779a47b1640c706430c5ee185fd13545304cb52d981fd198da48b4ceeb0a79a3a177798e4dd71fed15647def00"], 0xf8, 0x4008811}}], 0x5, 0x0)
write(0xffffffffffffffff, 0x0, 0x0)
r4 = creat(&(0x7f0000000100)='./file0\x00', 0x5d)
fcntl$setstatus(r4, 0x4, 0x46802)
io_setup(0x100000000000c333, &(0x7f0000000180)=<r5=>0x0)
io_submit(r5, 0x20000000000001cb, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}])
syncfs(r4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) (async)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) (async)
getpid() (async)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) (async)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) (async)
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e) (async)
sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) (async)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) (async)
getpgrp(r0) (async)
sched_setscheduler(r3, 0x0, &(0x7f0000000000)=0x2) (async)
clock_gettime(0x0, 0x0) (async)
sendmmsg$unix(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000000100), 0x0, 0x0, 0x0, 0x800}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=r2, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32, @ANYRES32=r1, @ANYBLOB="100000000000000001000000010000001c0000000000000000020000007d4675032755f7bb1f3479932165cb2114462a1053c38133a1ff27b5e96b7256888f4c9ede4bf19a1f050ffed3a161df40fd2fdad712a7bd4176900cc868582740e8e702fc2b6bd99602ea4927fe20e4b05edc05ddca6482477a1546b9c239e0e9ffd64c1a04d4d7490fc3daa28a5a", @ANYRES32=r0, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='\x00\x00\x00\x00'], 0xa8, 0x4004000}}, {{0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)}], 0x1, 0x0, 0x0, 0xc0}}, {{&(0x7f0000000c40)=@file={0x0, './bus\x00'}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x30054004}}, {{0x0, 0x0, &(0x7f0000001000)=[{&(0x7f0000000fc0)}], 0x1, &(0x7f0000000580)=ANY=[@ANYBLOB="1c000000000000", @ANYRES32, @ANYRES32=r2, @ANYBLOB="c2ec69bc7947f061fb36132ed5d7aab0c189656f9c551c208e3ed81db2711e42a2c03ec9a15f0c3d20c737b9467d87d1f60180829fb4c1bdf10e9dc49b4cc04c7f99817a607f704f81260d8dd6d96e02e96faacfbfb44f00944107558dd5fb864726c86bdbb9ad9069302970c7903820d888f0a9db666541a447e0de6853f796356842bf3237b912b9b12cf0c31c33be953d7cb6c5136469ad011d55ac8d1258d8c218ffcc54746df6d7224c5034fe13daab54517725eee347f70f74ed90c4f8ae8d2d066465f4cd22b90cfd9eb462051b349c43", @ANYBLOB, @ANYRES32, @ANYBLOB="000000001c00000000000000010000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000", @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB='\x00\x00\x00\x00 \x00\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="be26779a47b1640c706430c5ee185fd13545304cb52d981fd198da48b4ceeb0a79a3a177798e4dd71fed15647def00"], 0xf8, 0x4008811}}], 0x5, 0x0) (async)
write(0xffffffffffffffff, 0x0, 0x0) (async)
creat(&(0x7f0000000100)='./file0\x00', 0x5d) (async)
fcntl$setstatus(r4, 0x4, 0x46802) (async)
io_setup(0x100000000000c333, &(0x7f0000000180)) (async)
io_submit(r5, 0x20000000000001cb, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x400000000000, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0x377140be6b5ef4c7}]) (async)
syncfs(r4) (async)

23:23:08 executing program 0:
write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000040)={0x50, 0x0, 0x0, {0x7, 0x24, 0xe9, 0x864080, 0x8, 0x2, 0x3, 0x6}}, 0x50) (async)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:08 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 37)

23:23:08 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x39, {0x29}}, 0x14}}, 0x0)

23:23:08 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000600000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:08 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000600001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:08 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x3a, {0x29}}, 0x14}}, 0x0)

[  963.118652] FAULT_INJECTION: forcing a failure.
[  963.118652] name failslab, interval 1, probability 0, space 0, times 0
[  963.138322] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  963.148653] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  963.192975] CPU: 1 PID: 7108 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  963.200808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  963.210168] Call Trace:
[  963.212768]  dump_stack+0x1fc/0x2ef
[  963.216400]  should_fail.cold+0xa/0xf
[  963.220206]  ? setup_fault_attr+0x200/0x200
[  963.224528]  ? __debug_object_init+0x410/0x9b0
[  963.229123]  __should_failslab+0x115/0x180
[  963.233359]  should_failslab+0x5/0x10
[  963.237158]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  963.242290]  __kmalloc_node+0x38/0x70
[  963.246878]  blk_mq_realloc_hw_ctxs+0x568/0x1000
[  963.251658]  blk_mq_init_allocated_queue+0x20c/0x1300
[  963.256849]  ? blkcg_init_queue+0x1fd/0x540
[  963.261231]  blk_mq_init_queue+0x5c/0xa0
[  963.265305]  nbd_dev_add+0x2b9/0x890
[  963.269116]  nbd_genl_connect+0x488/0x1630
[  963.273358]  ? nbd_xmit_timeout+0x730/0x730
[  963.277683]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  963.282877]  ? validate_nla+0x270/0x820
[  963.286852]  ? nla_parse+0x1b2/0x290
[  963.290570]  genl_family_rcv_msg+0x642/0xc40
[  963.294989]  ? genl_rcv+0x40/0x40
[  963.298440]  ? genl_rcv_msg+0x12f/0x160
[  963.302420]  ? mutex_trylock+0x1a0/0x1a0
[  963.306488]  ? __radix_tree_lookup+0x216/0x370
[  963.311078]  genl_rcv_msg+0xbf/0x160
[  963.314800]  netlink_rcv_skb+0x160/0x440
[  963.318863]  ? genl_family_rcv_msg+0xc40/0xc40
[  963.323443]  ? netlink_ack+0xae0/0xae0
[  963.327331]  ? genl_rcv+0x15/0x40
[  963.330792]  genl_rcv+0x24/0x40
[  963.334089]  netlink_unicast+0x4d5/0x690
[  963.338169]  ? netlink_sendskb+0x110/0x110
[  963.342423]  ? _copy_from_iter_full+0x229/0x7c0
[  963.347108]  ? __phys_addr_symbol+0x2c/0x70
[  963.351440]  ? __check_object_size+0x17b/0x3e0
[  963.356031]  netlink_sendmsg+0x6c3/0xc50
[  963.360102]  ? aa_af_perm+0x230/0x230
[  963.363903]  ? nlmsg_notify+0x1f0/0x1f0
[  963.367876]  ? kernel_recvmsg+0x220/0x220
[  963.372036]  ? nlmsg_notify+0x1f0/0x1f0
[  963.376014]  sock_sendmsg+0xc3/0x120
[  963.379814]  ___sys_sendmsg+0x7bb/0x8e0
[  963.383791]  ? check_preemption_disabled+0x41/0x280
[  963.388807]  ? copy_msghdr_from_user+0x440/0x440
23:23:09 executing program 0:
write$FUSE_INIT(0xffffffffffffffff, &(0x7f0000000040)={0x50, 0x0, 0x0, {0x7, 0x24, 0xe9, 0x864080, 0x8, 0x2, 0x3, 0x6}}, 0x50) (async)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  963.393564]  ? __fget+0x32f/0x510
[  963.397025]  ? lock_downgrade+0x720/0x720
[  963.401172]  ? check_preemption_disabled+0x41/0x280
[  963.406192]  ? check_preemption_disabled+0x41/0x280
[  963.411220]  ? __fget+0x356/0x510
[  963.414674]  ? do_dup2+0x450/0x450
[  963.418217]  ? lock_downgrade+0x720/0x720
[  963.422513]  ? vfs_write+0x3d7/0x540
[  963.426252]  ? __fdget+0x1d0/0x230
[  963.429815]  __x64_sys_sendmsg+0x132/0x220
[  963.434081]  ? __sys_sendmsg+0x1b0/0x1b0
[  963.438158]  ? vfs_write+0x393/0x540
[  963.441902]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  963.447286]  ? trace_hardirqs_off_caller+0x6e/0x210
[  963.447715] FAT-fs (loop1): FAT read failed (blocknr 32)
[  963.452311]  ? do_syscall_64+0x21/0x620
[  963.452350]  do_syscall_64+0xf9/0x620
[  963.452368]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  963.452380] RIP: 0033:0x7f1dcd3b15a9
[  963.452393] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  963.452399] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  963.452412] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  963.452418] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  963.452424] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  963.452431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  963.452438] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:09 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000700000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:09 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xf0, {0x29}}, 0x14}}, 0x0)

23:23:09 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  963.550869] nbd: failed to add new device
23:23:09 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 38)

23:23:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x3a, {0x29}}, 0x14}}, 0x0)

23:23:09 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000101000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:09 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0) (async)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:09 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x300, {0x29}}, 0x14}}, 0x0)

[  963.694133] FAULT_INJECTION: forcing a failure.
[  963.694133] name failslab, interval 1, probability 0, space 0, times 0
[  963.708858] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  963.722384] CPU: 0 PID: 7141 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  963.730222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  963.739587] Call Trace:
[  963.742181]  dump_stack+0x1fc/0x2ef
[  963.745821]  should_fail.cold+0xa/0xf
[  963.749666]  ? setup_fault_attr+0x200/0x200
[  963.754049]  ? lock_acquire+0x170/0x3c0
[  963.758021]  __should_failslab+0x115/0x180
[  963.762254]  should_failslab+0x5/0x10
[  963.766049]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  963.771148]  __kmalloc_node+0x38/0x70
[  963.775028]  blk_mq_init_allocated_queue+0x178/0x1300
[  963.780213]  ? blkcg_init_queue+0x1fd/0x540
[  963.784537]  blk_mq_init_queue+0x5c/0xa0
[  963.788616]  nbd_dev_add+0x2b9/0x890
[  963.792325]  nbd_genl_connect+0x488/0x1630
[  963.796555]  ? nbd_xmit_timeout+0x730/0x730
[  963.800879]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  963.806060]  ? validate_nla+0x270/0x820
[  963.810026]  ? nla_parse+0x1b2/0x290
[  963.813736]  genl_family_rcv_msg+0x642/0xc40
[  963.818137]  ? genl_rcv+0x40/0x40
[  963.821589]  ? genl_rcv_msg+0x12f/0x160
[  963.825552]  ? mutex_trylock+0x1a0/0x1a0
[  963.829612]  ? __radix_tree_lookup+0x216/0x370
[  963.834201]  genl_rcv_msg+0xbf/0x160
[  963.837909]  netlink_rcv_skb+0x160/0x440
[  963.841965]  ? genl_family_rcv_msg+0xc40/0xc40
[  963.846542]  ? netlink_ack+0xae0/0xae0
[  963.850419]  ? genl_rcv+0x15/0x40
[  963.853868]  genl_rcv+0x24/0x40
[  963.857139]  netlink_unicast+0x4d5/0x690
[  963.861201]  ? netlink_sendskb+0x110/0x110
[  963.865437]  ? _copy_from_iter_full+0x229/0x7c0
[  963.870186]  ? __phys_addr_symbol+0x2c/0x70
[  963.874504]  ? __check_object_size+0x17b/0x3e0
[  963.879095]  netlink_sendmsg+0x6c3/0xc50
[  963.883152]  ? aa_af_perm+0x230/0x230
[  963.886943]  ? nlmsg_notify+0x1f0/0x1f0
[  963.890905]  ? kernel_recvmsg+0x220/0x220
[  963.895051]  ? nlmsg_notify+0x1f0/0x1f0
[  963.899106]  sock_sendmsg+0xc3/0x120
[  963.902810]  ___sys_sendmsg+0x7bb/0x8e0
[  963.906774]  ? check_preemption_disabled+0x41/0x280
[  963.911774]  ? copy_msghdr_from_user+0x440/0x440
[  963.916518]  ? __fget+0x32f/0x510
[  963.919961]  ? lock_downgrade+0x720/0x720
[  963.924096]  ? check_preemption_disabled+0x41/0x280
[  963.929103]  ? check_preemption_disabled+0x41/0x280
[  963.934107]  ? __fget+0x356/0x510
[  963.937547]  ? do_dup2+0x450/0x450
[  963.941076]  ? lock_downgrade+0x720/0x720
[  963.945214]  ? vfs_write+0x3d7/0x540
[  963.948916]  ? __fdget+0x1d0/0x230
[  963.952445]  __x64_sys_sendmsg+0x132/0x220
[  963.956669]  ? __sys_sendmsg+0x1b0/0x1b0
[  963.960715]  ? vfs_write+0x393/0x540
[  963.964426]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  963.969777]  ? trace_hardirqs_off_caller+0x6e/0x210
[  963.974787]  ? do_syscall_64+0x21/0x620
[  963.978758]  do_syscall_64+0xf9/0x620
[  963.982551]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  963.987747] RIP: 0033:0x7f1dcd3b15a9
[  963.991451] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  964.011034] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  964.018913] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  964.026254] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  964.033508] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
23:23:09 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000900000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:09 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040), 0x400000, 0x0) (async)
ioctl$SNAPSHOT_S2RAM(r0, 0x330b) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  964.040774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  964.048060] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:09 executing program 3:
r0 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r0, &(0x7f0000000440)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b352"], 0x191)
perf_event_open(&(0x7f0000000340)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0x6}, 0x40000, 0x0, 0x554f}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0)
close(r0)
openat$khugepaged_scan(0xffffff9c, 0x0, 0x1, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f00000003c0)=@v2={0x2000000, [{0x8001, 0xfffffffc}]}, 0x14, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000080)='./file0\x00', 0x0)
r2 = perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext, 0x8423, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1)
r3 = openat$sysctl(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/vm/compact_memory\x00', 0x1, 0x0)
write$sysctl(r3, 0x0, 0x0)
r4 = dup2(r3, r2)
recvmsg$can_bcm(r4, 0x0, 0xcee0ca55d9104dfb)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000002c0), 0x0, &(0x7f0000000040)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x5c})
bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000140)=@base={0xa, 0x16, 0x8, 0x7f}, 0x48)
r5 = socket$inet_tcp(0x2, 0x1, 0x0)
sendmsg(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000001c0)}], 0x1, &(0x7f0000000480)=ANY=[@ANYRESHEX=r3, @ANYRES64=r5, @ANYRESDEC=0x0, @ANYRES32, @ANYRES8, @ANYRES64, @ANYRESOCT], 0x80}, 0x4004040)
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
setxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000500)={0x0, 0xfb, 0xb8, 0x2, 0x7, "7b65eaf467880f0ac3bed835dd7b6417", "c00f0d2e91ecc110c1eecf601026a56422d8d2ec366001ba77109eb3b6b68c9f83c4b991d81672edf5c472b234e547edf3d850f8b9afd96b561b9a078936584ffa9fca3d6a290cefb6b44f806d60a51205ea163ab77a70f949ec1af6d853810dd3529bdcdaab78aa5bf34781e18ad273c64c311c70ccfee425f7f2ee9f7d301e16fdc9f97ae6d463bb57ae35c60bcfafdb4da96bd8e51a13bde0b6bb2bbe94666c9ecd"}, 0xb8, 0x2)
syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff)

23:23:09 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x324, {0x29}}, 0x14}}, 0x0)

[  964.116957] nbd: failed to add new device
23:23:10 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 39)

23:23:10 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000140), 0x9)
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000300)={{0x1, 0x1, 0x18, <r4=>r0, {0x4}}, './file0\x00'})
ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r4, 0xc0096616, &(0x7f0000000340)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r5 = dup(r3)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r7, 0x80083313, &(0x7f0000000000))
r8 = open(&(0x7f0000000080)='./file0\x00', 0x4c4201, 0x0)
openat$cgroup_procs(r8, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
r9 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r9, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
writev(r2, &(0x7f00000002c0)=[{&(0x7f0000000180)="bcd07bff15bcdc503f6206773111f8e3895f111077de603ac3ae5a07ceba70de52f0c6547b0e", 0x26}, {&(0x7f00000001c0)="14895b784e28398d133f144f4da33c65d3ddad5be4610ac19df5540289623a997b748b95bf72063c60e57e10e8e05d7170e06a3f1012ff926a883653f7a0505e595ae68de14a88ab6c64f4547f2df6de7f202d2a28801e0a83bde1e7a530c00c2d0fb0f24ae6c7820a8a0d1b382d57cf5a2e06bfa9dc3974abf021829150a356dda8e0009314da179b1403a965cbe0aaac96ec3ff24773ebcc8eec1ff825670f81de8075bd8705910b05550ebbfb8d5ad23085cf7f80daa9257e0b08552365a55001b8e296df4a529b", 0xc9}], 0x2)
ioctl$SNAPSHOT_FREE(r9, 0x3305)
write$snapshot(r8, &(0x7f0000000040)="85964a9ab8a61c3d8956bd4cd0ef63061667cc1953bf186f31b60308575a2616375e95ba5c04fd9358db970ced3b83f290cdea24dafdabf6f33cf306362710cc55dc492cad72c60db6970d7255ab957f20edafaa502ec1f2e09bd3c8ddb5418d7ae082f4a182eda89fb6b64cc9b3c20e95929512375d74a8a7fdfbdf57119a8f07e8be2097526159946e5e42099abf96f1ddbb862ef9b96e6929c652f953438df97e8313bc4708b28963340de3450f6ca8122ef08ea384a652597cd39d482c857c70c55428c6452fb8fd35", 0xcb)

23:23:10 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x500, {0x29}}, 0x14}}, 0x0)

[  964.210623] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:10 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000a00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  964.263649] overlayfs: './file0' not a directory
[  964.269978] FAULT_INJECTION: forcing a failure.
[  964.269978] name failslab, interval 1, probability 0, space 0, times 0
[  964.308267] CPU: 0 PID: 7176 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  964.316097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  964.325458] Call Trace:
[  964.328061]  dump_stack+0x1fc/0x2ef
[  964.331704]  should_fail.cold+0xa/0xf
[  964.335604]  ? setup_fault_attr+0x200/0x200
[  964.339929]  ? __debug_object_init+0x410/0x9b0
[  964.344532]  __should_failslab+0x115/0x180
[  964.348782]  should_failslab+0x5/0x10
[  964.352594]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  964.357714]  __kmalloc_node+0x38/0x70
[  964.361535]  blk_mq_realloc_hw_ctxs+0x568/0x1000
[  964.366321]  blk_mq_init_allocated_queue+0x20c/0x1300
[  964.371528]  ? blkcg_init_queue+0x1fd/0x540
[  964.375874]  blk_mq_init_queue+0x5c/0xa0
[  964.379958]  nbd_dev_add+0x2b9/0x890
[  964.383692]  nbd_genl_connect+0x488/0x1630
[  964.387951]  ? nbd_xmit_timeout+0x730/0x730
[  964.392291]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  964.397498]  ? validate_nla+0x270/0x820
[  964.401491]  ? nla_parse+0x1b2/0x290
[  964.405230]  genl_family_rcv_msg+0x642/0xc40
[  964.409652]  ? genl_rcv+0x40/0x40
[  964.413094]  ? genl_rcv_msg+0x12f/0x160
[  964.417067]  ? mutex_trylock+0x1a0/0x1a0
[  964.421125]  ? __radix_tree_lookup+0x216/0x370
[  964.425705]  genl_rcv_msg+0xbf/0x160
[  964.429409]  netlink_rcv_skb+0x160/0x440
[  964.433462]  ? genl_family_rcv_msg+0xc40/0xc40
[  964.438033]  ? netlink_ack+0xae0/0xae0
[  964.441909]  ? genl_rcv+0x15/0x40
[  964.445356]  genl_rcv+0x24/0x40
[  964.448769]  netlink_unicast+0x4d5/0x690
[  964.452838]  ? netlink_sendskb+0x110/0x110
[  964.457091]  ? _copy_from_iter_full+0x229/0x7c0
[  964.461759]  ? __phys_addr_symbol+0x2c/0x70
[  964.466084]  ? __check_object_size+0x17b/0x3e0
[  964.470672]  netlink_sendmsg+0x6c3/0xc50
[  964.474730]  ? aa_af_perm+0x230/0x230
[  964.478517]  ? nlmsg_notify+0x1f0/0x1f0
[  964.482479]  ? kernel_recvmsg+0x220/0x220
[  964.486624]  ? nlmsg_notify+0x1f0/0x1f0
[  964.490587]  sock_sendmsg+0xc3/0x120
[  964.494523]  ___sys_sendmsg+0x7bb/0x8e0
[  964.498488]  ? check_preemption_disabled+0x41/0x280
[  964.503492]  ? copy_msghdr_from_user+0x440/0x440
[  964.508235]  ? __fget+0x32f/0x510
[  964.511703]  ? lock_downgrade+0x720/0x720
[  964.515850]  ? check_preemption_disabled+0x41/0x280
[  964.520866]  ? check_preemption_disabled+0x41/0x280
[  964.525879]  ? __fget+0x356/0x510
[  964.529341]  ? do_dup2+0x450/0x450
[  964.532867]  ? lock_downgrade+0x720/0x720
[  964.537013]  ? vfs_write+0x3d7/0x540
[  964.540724]  ? __fdget+0x1d0/0x230
[  964.544254]  __x64_sys_sendmsg+0x132/0x220
[  964.548477]  ? __sys_sendmsg+0x1b0/0x1b0
[  964.552524]  ? vfs_write+0x393/0x540
[  964.556236]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  964.561602]  ? trace_hardirqs_off_caller+0x6e/0x210
[  964.566609]  ? do_syscall_64+0x21/0x620
[  964.570581]  do_syscall_64+0xf9/0x620
[  964.574375]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  964.579550] RIP: 0033:0x7f1dcd3b15a9
[  964.583253] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  964.602314] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  964.610007] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  964.617267] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  964.624523] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  964.631782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  964.639061] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:10 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000140), 0x9) (async)
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000300)={{0x1, 0x1, 0x18, <r4=>r0, {0x4}}, './file0\x00'})
ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r4, 0xc0096616, &(0x7f0000000340)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) (async, rerun: 64)
r5 = dup(r3) (rerun: 64)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c)
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r7, 0x80083313, &(0x7f0000000000))
r8 = open(&(0x7f0000000080)='./file0\x00', 0x4c4201, 0x0)
openat$cgroup_procs(r8, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async, rerun: 64)
r9 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (rerun: 64)
openat$cgroup_procs(r9, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
writev(r2, &(0x7f00000002c0)=[{&(0x7f0000000180)="bcd07bff15bcdc503f6206773111f8e3895f111077de603ac3ae5a07ceba70de52f0c6547b0e", 0x26}, {&(0x7f00000001c0)="14895b784e28398d133f144f4da33c65d3ddad5be4610ac19df5540289623a997b748b95bf72063c60e57e10e8e05d7170e06a3f1012ff926a883653f7a0505e595ae68de14a88ab6c64f4547f2df6de7f202d2a28801e0a83bde1e7a530c00c2d0fb0f24ae6c7820a8a0d1b382d57cf5a2e06bfa9dc3974abf021829150a356dda8e0009314da179b1403a965cbe0aaac96ec3ff24773ebcc8eec1ff825670f81de8075bd8705910b05550ebbfb8d5ad23085cf7f80daa9257e0b08552365a55001b8e296df4a529b", 0xc9}], 0x2) (async)
ioctl$SNAPSHOT_FREE(r9, 0x3305) (async)
write$snapshot(r8, &(0x7f0000000040)="85964a9ab8a61c3d8956bd4cd0ef63061667cc1953bf186f31b60308575a2616375e95ba5c04fd9358db970ced3b83f290cdea24dafdabf6f33cf306362710cc55dc492cad72c60db6970d7255ab957f20edafaa502ec1f2e09bd3c8ddb5418d7ae082f4a182eda89fb6b64cc9b3c20e95929512375d74a8a7fdfbdf57119a8f07e8be2097526159946e5e42099abf96f1ddbb862ef9b96e6929c652f953438df97e8313bc4708b28963340de3450f6ca8122ef08ea384a652597cd39d482c857c70c55428c6452fb8fd35", 0xcb)

[  964.651840] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:23:10 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000201000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  964.690259] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:10 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000640b00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  964.749444] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:10 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
write$cgroup_type(r1, &(0x7f0000000140), 0x9) (async)
r3 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_READY(r1, 0xc0189376, &(0x7f0000000300)={{0x1, 0x1, 0x18, <r4=>r0, {0x4}}, './file0\x00'})
ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r4, 0xc0096616, &(0x7f0000000340)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) (async)
r5 = dup(r3)
write$6lowpan_enable(r5, &(0x7f0000000000)='0', 0xfffffd2c) (async)
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r7, 0x80083313, &(0x7f0000000000)) (async)
r8 = open(&(0x7f0000000080)='./file0\x00', 0x4c4201, 0x0)
openat$cgroup_procs(r8, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
r9 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r9, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
writev(r2, &(0x7f00000002c0)=[{&(0x7f0000000180)="bcd07bff15bcdc503f6206773111f8e3895f111077de603ac3ae5a07ceba70de52f0c6547b0e", 0x26}, {&(0x7f00000001c0)="14895b784e28398d133f144f4da33c65d3ddad5be4610ac19df5540289623a997b748b95bf72063c60e57e10e8e05d7170e06a3f1012ff926a883653f7a0505e595ae68de14a88ab6c64f4547f2df6de7f202d2a28801e0a83bde1e7a530c00c2d0fb0f24ae6c7820a8a0d1b382d57cf5a2e06bfa9dc3974abf021829150a356dda8e0009314da179b1403a965cbe0aaac96ec3ff24773ebcc8eec1ff825670f81de8075bd8705910b05550ebbfb8d5ad23085cf7f80daa9257e0b08552365a55001b8e296df4a529b", 0xc9}], 0x2)
ioctl$SNAPSHOT_FREE(r9, 0x3305) (async)
write$snapshot(r8, &(0x7f0000000040)="85964a9ab8a61c3d8956bd4cd0ef63061667cc1953bf186f31b60308575a2616375e95ba5c04fd9358db970ced3b83f290cdea24dafdabf6f33cf306362710cc55dc492cad72c60db6970d7255ab957f20edafaa502ec1f2e09bd3c8ddb5418d7ae082f4a182eda89fb6b64cc9b3c20e95929512375d74a8a7fdfbdf57119a8f07e8be2097526159946e5e42099abf96f1ddbb862ef9b96e6929c652f953438df97e8313bc4708b28963340de3450f6ca8122ef08ea384a652597cd39d482c857c70c55428c6452fb8fd35", 0xcb)

[  964.818125] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  964.842203] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:10 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x600, {0x29}}, 0x14}}, 0x0)

[  964.865413] nbd: failed to add new device
23:23:10 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000301000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  964.919511] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  964.954450] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  964.965287] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:10 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x700, {0x29}}, 0x14}}, 0x0)

23:23:10 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 40)

23:23:10 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r1=>r0}, './file0\x00'})
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r1, 0x3309)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
open(&(0x7f0000000080)='./file0\x00', 0x80141, 0x5bc1e08b65379983)
ioctl$SNAPSHOT_FREE(r1, 0x3305)

23:23:10 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000650b00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:10 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000401000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:10 executing program 3:
r0 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r0, &(0x7f0000000440)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b352"], 0x191)
perf_event_open(&(0x7f0000000340)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0x6}, 0x40000, 0x0, 0x554f}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0)
close(r0)
openat$khugepaged_scan(0xffffff9c, 0x0, 0x1, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f00000003c0)=@v2={0x2000000, [{0x8001, 0xfffffffc}]}, 0x14, 0x0) (async)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) (async)
mkdir(&(0x7f0000000080)='./file0\x00', 0x0) (async)
r2 = perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext, 0x8423, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1)
r3 = openat$sysctl(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/vm/compact_memory\x00', 0x1, 0x0)
write$sysctl(r3, 0x0, 0x0)
r4 = dup2(r3, r2)
recvmsg$can_bcm(r4, 0x0, 0xcee0ca55d9104dfb) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000002c0), 0x0, &(0x7f0000000040)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x5c}) (async)
bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000140)=@base={0xa, 0x16, 0x8, 0x7f}, 0x48)
r5 = socket$inet_tcp(0x2, 0x1, 0x0)
sendmsg(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000001c0)}], 0x1, &(0x7f0000000480)=ANY=[@ANYRESHEX=r3, @ANYRES64=r5, @ANYRESDEC=0x0, @ANYRES32, @ANYRES8, @ANYRES64, @ANYRESOCT], 0x80}, 0x4004040)
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
setxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000500)={0x0, 0xfb, 0xb8, 0x2, 0x7, "7b65eaf467880f0ac3bed835dd7b6417", "c00f0d2e91ecc110c1eecf601026a56422d8d2ec366001ba77109eb3b6b68c9f83c4b991d81672edf5c472b234e547edf3d850f8b9afd96b561b9a078936584ffa9fca3d6a290cefb6b44f806d60a51205ea163ab77a70f949ec1af6d853810dd3529bdcdaab78aa5bf34781e18ad273c64c311c70ccfee425f7f2ee9f7d301e16fdc9f97ae6d463bb57ae35c60bcfafdb4da96bd8e51a13bde0b6bb2bbe94666c9ecd"}, 0xb8, 0x2) (async)
syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff)

23:23:10 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r1=>r0}, './file0\x00'})
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r1, 0x3309) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
open(&(0x7f0000000080)='./file0\x00', 0x80141, 0x5bc1e08b65379983) (async)
ioctl$SNAPSHOT_FREE(r1, 0x3305)

[  965.078992] FAULT_INJECTION: forcing a failure.
[  965.078992] name failslab, interval 1, probability 0, space 0, times 0
[  965.098593] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  965.118742] FAT-fs (loop1): FAT read failed (blocknr 32)
[  965.147746] CPU: 0 PID: 7226 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  965.155577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  965.164940] Call Trace:
[  965.167549]  dump_stack+0x1fc/0x2ef
[  965.171201]  should_fail.cold+0xa/0xf
[  965.175014]  ? setup_fault_attr+0x200/0x200
[  965.179330]  ? should_fail+0x142/0x7b0
[  965.183210]  __should_failslab+0x115/0x180
[  965.187438]  should_failslab+0x5/0x10
[  965.191323]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  965.196425]  __kmalloc_node+0x38/0x70
[  965.200217]  sbitmap_init_node+0x123/0x440
[  965.204446]  blk_mq_realloc_hw_ctxs+0x5db/0x1000
[  965.209206]  blk_mq_init_allocated_queue+0x20c/0x1300
[  965.214384]  ? blkcg_init_queue+0x1fd/0x540
[  965.218705]  blk_mq_init_queue+0x5c/0xa0
[  965.222758]  nbd_dev_add+0x2b9/0x890
[  965.226465]  nbd_genl_connect+0x488/0x1630
[  965.230694]  ? nbd_xmit_timeout+0x730/0x730
[  965.235220]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  965.240548]  ? validate_nla+0x270/0x820
[  965.244619]  ? nla_parse+0x1b2/0x290
[  965.248336]  genl_family_rcv_msg+0x642/0xc40
[  965.252743]  ? genl_rcv+0x40/0x40
[  965.256317]  ? genl_rcv_msg+0x12f/0x160
[  965.260278]  ? mutex_trylock+0x1a0/0x1a0
[  965.264335]  ? __radix_tree_lookup+0x216/0x370
[  965.268913]  genl_rcv_msg+0xbf/0x160
[  965.272621]  netlink_rcv_skb+0x160/0x440
[  965.276672]  ? genl_family_rcv_msg+0xc40/0xc40
[  965.281253]  ? netlink_ack+0xae0/0xae0
[  965.285131]  ? genl_rcv+0x15/0x40
[  965.288576]  genl_rcv+0x24/0x40
[  965.291841]  netlink_unicast+0x4d5/0x690
[  965.295895]  ? netlink_sendskb+0x110/0x110
[  965.300119]  ? _copy_from_iter_full+0x229/0x7c0
[  965.304778]  ? __phys_addr_symbol+0x2c/0x70
[  965.309094]  ? __check_object_size+0x17b/0x3e0
[  965.314282]  netlink_sendmsg+0x6c3/0xc50
[  965.318335]  ? aa_af_perm+0x230/0x230
[  965.322121]  ? nlmsg_notify+0x1f0/0x1f0
[  965.326081]  ? kernel_recvmsg+0x220/0x220
[  965.330221]  ? nlmsg_notify+0x1f0/0x1f0
[  965.334184]  sock_sendmsg+0xc3/0x120
[  965.337884]  ___sys_sendmsg+0x7bb/0x8e0
[  965.341853]  ? check_preemption_disabled+0x41/0x280
[  965.346883]  ? copy_msghdr_from_user+0x440/0x440
[  965.351644]  ? __fget+0x32f/0x510
[  965.355092]  ? lock_downgrade+0x720/0x720
[  965.359229]  ? check_preemption_disabled+0x41/0x280
[  965.364242]  ? check_preemption_disabled+0x41/0x280
[  965.369252]  ? __fget+0x356/0x510
[  965.372696]  ? do_dup2+0x450/0x450
[  965.376230]  ? lock_downgrade+0x720/0x720
[  965.380366]  ? vfs_write+0x3d7/0x540
[  965.384070]  ? __fdget+0x1d0/0x230
[  965.387607]  __x64_sys_sendmsg+0x132/0x220
[  965.391832]  ? __sys_sendmsg+0x1b0/0x1b0
[  965.395880]  ? vfs_write+0x393/0x540
[  965.399597]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  965.405127]  ? trace_hardirqs_off_caller+0x6e/0x210
[  965.410135]  ? do_syscall_64+0x21/0x620
[  965.414101]  do_syscall_64+0xf9/0x620
[  965.417896]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  965.423072] RIP: 0033:0x7f1dcd3b15a9
[  965.426775] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  965.445663] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  965.453363] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  965.460618] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  965.467872] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  965.475146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  965.482423] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  965.496240] overlayfs: './file0' not a directory
23:23:11 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000501000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  965.520086] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:11 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000c00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:11 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000040)={{0x1, 0x1, 0x18, <r1=>r0}, './file0\x00'})
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r1, 0x3309)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
open(&(0x7f0000000080)='./file0\x00', 0x80141, 0x5bc1e08b65379983)
ioctl$SNAPSHOT_FREE(r1, 0x3305)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000040)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) (async)
ioctl$SNAPSHOT_FREE_SWAP_PAGES(r1, 0x3309) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
open(&(0x7f0000000080)='./file0\x00', 0x80141, 0x5bc1e08b65379983) (async)
ioctl$SNAPSHOT_FREE(r1, 0x3305) (async)

[  965.630135] nbd: failed to add new device
23:23:11 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x900, {0x29}}, 0x14}}, 0x0)

23:23:11 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 41)

[  965.660798] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  965.675848] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  965.686742] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:11 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000000e00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:11 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000601000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  965.752611] FAULT_INJECTION: forcing a failure.
[  965.752611] name failslab, interval 1, probability 0, space 0, times 0
[  965.833948] CPU: 0 PID: 7269 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  965.841778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  965.851142] Call Trace:
[  965.853750]  dump_stack+0x1fc/0x2ef
[  965.857407]  should_fail.cold+0xa/0xf
[  965.861228]  ? setup_fault_attr+0x200/0x200
[  965.865574]  ? should_fail+0x142/0x7b0
[  965.869487]  __should_failslab+0x115/0x180
[  965.873746]  should_failslab+0x5/0x10
[  965.877566]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  965.882687]  __kmalloc_node+0x38/0x70
[  965.886487]  sbitmap_init_node+0x123/0x440
[  965.890717]  blk_mq_realloc_hw_ctxs+0x5db/0x1000
[  965.895499]  blk_mq_init_allocated_queue+0x20c/0x1300
[  965.900681]  ? blkcg_init_queue+0x1fd/0x540
[  965.905002]  blk_mq_init_queue+0x5c/0xa0
[  965.909074]  nbd_dev_add+0x2b9/0x890
[  965.912794]  nbd_genl_connect+0x488/0x1630
[  965.917026]  ? nbd_xmit_timeout+0x730/0x730
[  965.921347]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  965.926527]  ? validate_nla+0x270/0x820
[  965.930496]  ? nla_parse+0x1b2/0x290
[  965.934203]  genl_family_rcv_msg+0x642/0xc40
[  965.938608]  ? genl_rcv+0x40/0x40
[  965.942049]  ? genl_rcv_msg+0x12f/0x160
[  965.946122]  ? mutex_trylock+0x1a0/0x1a0
[  965.950180]  ? __radix_tree_lookup+0x216/0x370
[  965.954757]  genl_rcv_msg+0xbf/0x160
[  965.958468]  netlink_rcv_skb+0x160/0x440
[  965.962521]  ? genl_family_rcv_msg+0xc40/0xc40
[  965.967094]  ? netlink_ack+0xae0/0xae0
[  965.970975]  ? genl_rcv+0x15/0x40
[  965.974446]  genl_rcv+0x24/0x40
[  965.977774]  netlink_unicast+0x4d5/0x690
[  965.981839]  ? netlink_sendskb+0x110/0x110
[  965.986163]  ? _copy_from_iter_full+0x229/0x7c0
[  965.990832]  ? __phys_addr_symbol+0x2c/0x70
[  965.995148]  ? __check_object_size+0x17b/0x3e0
[  965.999724]  netlink_sendmsg+0x6c3/0xc50
[  966.003863]  ? aa_af_perm+0x230/0x230
[  966.007655]  ? nlmsg_notify+0x1f0/0x1f0
[  966.011620]  ? kernel_recvmsg+0x220/0x220
[  966.015769]  ? nlmsg_notify+0x1f0/0x1f0
[  966.019735]  sock_sendmsg+0xc3/0x120
[  966.023445]  ___sys_sendmsg+0x7bb/0x8e0
[  966.027413]  ? check_preemption_disabled+0x41/0x280
[  966.032416]  ? copy_msghdr_from_user+0x440/0x440
[  966.037165]  ? __fget+0x32f/0x510
[  966.040615]  ? lock_downgrade+0x720/0x720
[  966.044754]  ? check_preemption_disabled+0x41/0x280
[  966.049764]  ? check_preemption_disabled+0x41/0x280
[  966.054772]  ? __fget+0x356/0x510
[  966.058215]  ? do_dup2+0x450/0x450
[  966.061744]  ? lock_downgrade+0x720/0x720
[  966.065888]  ? vfs_write+0x3d7/0x540
[  966.069598]  ? __fdget+0x1d0/0x230
[  966.073131]  __x64_sys_sendmsg+0x132/0x220
[  966.077355]  ? __sys_sendmsg+0x1b0/0x1b0
[  966.081409]  ? vfs_write+0x393/0x540
[  966.085125]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  966.090481]  ? trace_hardirqs_off_caller+0x6e/0x210
[  966.095488]  ? do_syscall_64+0x21/0x620
[  966.099456]  do_syscall_64+0xf9/0x620
[  966.103250]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  966.108427] RIP: 0033:0x7f1dcd3b15a9
[  966.112128] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  966.131017] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  966.138719] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  966.145982] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  966.153328] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  966.160597] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  966.167871] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:12 executing program 3:
r0 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r0, &(0x7f0000000440)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b352"], 0x191)
perf_event_open(&(0x7f0000000340)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0x6}, 0x40000, 0x0, 0x554f}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0)
close(r0)
openat$khugepaged_scan(0xffffff9c, 0x0, 0x1, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f00000003c0)=@v2={0x2000000, [{0x8001, 0xfffffffc}]}, 0x14, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000080)='./file0\x00', 0x0)
r2 = perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext, 0x8423, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1)
r3 = openat$sysctl(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/vm/compact_memory\x00', 0x1, 0x0)
write$sysctl(r3, 0x0, 0x0)
r4 = dup2(r3, r2)
recvmsg$can_bcm(r4, 0x0, 0xcee0ca55d9104dfb)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000002c0), 0x0, &(0x7f0000000040)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x5c})
bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000140)=@base={0xa, 0x16, 0x8, 0x7f}, 0x48)
r5 = socket$inet_tcp(0x2, 0x1, 0x0)
sendmsg(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000001c0)}], 0x1, &(0x7f0000000480)=ANY=[@ANYRESHEX=r3, @ANYRES64=r5, @ANYRESDEC=0x0, @ANYRES32, @ANYRES8, @ANYRES64, @ANYRESOCT], 0x80}, 0x4004040)
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
setxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000500)={0x0, 0xfb, 0xb8, 0x2, 0x7, "7b65eaf467880f0ac3bed835dd7b6417", "c00f0d2e91ecc110c1eecf601026a56422d8d2ec366001ba77109eb3b6b68c9f83c4b991d81672edf5c472b234e547edf3d850f8b9afd96b561b9a078936584ffa9fca3d6a290cefb6b44f806d60a51205ea163ab77a70f949ec1af6d853810dd3529bdcdaab78aa5bf34781e18ad273c64c311c70ccfee425f7f2ee9f7d301e16fdc9f97ae6d463bb57ae35c60bcfafdb4da96bd8e51a13bde0b6bb2bbe94666c9ecd"}, 0xb8, 0x2)
syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff)
creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc) (async)
write$binfmt_script(r0, &(0x7f0000000440)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b352"], 0x191) (async)
perf_event_open(&(0x7f0000000340)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1, 0x6}, 0x40000, 0x0, 0x554f}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) (async)
close(r0) (async)
openat$khugepaged_scan(0xffffff9c, 0x0, 0x1, 0x0) (async)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f00000003c0)=@v2={0x2000000, [{0x8001, 0xfffffffc}]}, 0x14, 0x0) (async)
openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) (async)
mkdir(&(0x7f0000000080)='./file0\x00', 0x0) (async)
perf_event_open(&(0x7f0000000100)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext, 0x8423, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) (async)
openat$sysctl(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/vm/compact_memory\x00', 0x1, 0x0) (async)
write$sysctl(r3, 0x0, 0x0) (async)
dup2(r3, r2) (async)
recvmsg$can_bcm(r4, 0x0, 0xcee0ca55d9104dfb) (async)
mount$overlay(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000002c0), 0x0, &(0x7f0000000040)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x5c}) (async)
bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000140)=@base={0xa, 0x16, 0x8, 0x7f}, 0x48) (async)
socket$inet_tcp(0x2, 0x1, 0x0) (async)
sendmsg(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000001c0)}], 0x1, &(0x7f0000000480)=ANY=[@ANYRESHEX=r3, @ANYRES64=r5, @ANYRESDEC=0x0, @ANYRES32, @ANYRES8, @ANYRES64, @ANYRESOCT], 0x80}, 0x4004040) (async)
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0) (async)
setxattr$trusted_overlay_upper(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000240), &(0x7f0000000500)={0x0, 0xfb, 0xb8, 0x2, 0x7, "7b65eaf467880f0ac3bed835dd7b6417", "c00f0d2e91ecc110c1eecf601026a56422d8d2ec366001ba77109eb3b6b68c9f83c4b991d81672edf5c472b234e547edf3d850f8b9afd96b561b9a078936584ffa9fca3d6a290cefb6b44f806d60a51205ea163ab77a70f949ec1af6d853810dd3529bdcdaab78aa5bf34781e18ad273c64c311c70ccfee425f7f2ee9f7d301e16fdc9f97ae6d463bb57ae35c60bcfafdb4da96bd8e51a13bde0b6bb2bbe94666c9ecd"}, 0xb8, 0x2) (async)
syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) (async)

23:23:12 executing program 0:
ioctl$RTC_EPOCH_SET(0xffffffffffffffff, 0x4008700e, 0xfffffffffffffffc)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
open(&(0x7f0000000040)='./file0\x00', 0x201, 0x80)
r1 = syz_open_dev$audion(&(0x7f0000000080), 0x80000001, 0x800)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000100)={0x5b, 0xea, 0xfffffffb, 0x1, 0x5})
fcntl$setown(r1, 0x8, 0xffffffffffffffff)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f00000000c0))

23:23:12 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000701000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:12 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xa00, {0x29}}, 0x14}}, 0x0)

23:23:12 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 42)

[  966.201813] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  966.214753] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  966.228223] FAT-fs (loop1): FAT read failed (blocknr 32)
[  966.247653] nbd: failed to add new device
23:23:12 executing program 0:
ioctl$RTC_EPOCH_SET(0xffffffffffffffff, 0x4008700e, 0xfffffffffffffffc)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
open(&(0x7f0000000040)='./file0\x00', 0x201, 0x80)
r1 = syz_open_dev$audion(&(0x7f0000000080), 0x80000001, 0x800)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000100)={0x5b, 0xea, 0xfffffffb, 0x1, 0x5})
fcntl$setown(r1, 0x8, 0xffffffffffffffff)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f00000000c0))
ioctl$RTC_EPOCH_SET(0xffffffffffffffff, 0x4008700e, 0xfffffffffffffffc) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
open(&(0x7f0000000040)='./file0\x00', 0x201, 0x80) (async)
syz_open_dev$audion(&(0x7f0000000080), 0x80000001, 0x800) (async)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000100)={0x5b, 0xea, 0xfffffffb, 0x1, 0x5}) (async)
fcntl$setown(r1, 0x8, 0xffffffffffffffff) (async)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r2) (async)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f00000000c0)) (async)

23:23:12 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000002000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:12 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xb00, {0x29}}, 0x14}}, 0x0)

[  966.351695] FAULT_INJECTION: forcing a failure.
[  966.351695] name failslab, interval 1, probability 0, space 0, times 0
[  966.378308] CPU: 0 PID: 7300 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  966.386139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  966.395501] Call Trace:
[  966.398133]  dump_stack+0x1fc/0x2ef
[  966.401786]  should_fail.cold+0xa/0xf
[  966.405602]  ? should_fail+0x142/0x7b0
[  966.409506]  ? setup_fault_attr+0x200/0x200
[  966.413845]  __should_failslab+0x115/0x180
[  966.418098]  should_failslab+0x5/0x10
[  966.421911]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  966.427032]  blk_alloc_flush_queue+0x76/0x300
[  966.431547]  blk_mq_realloc_hw_ctxs+0x7bc/0x1000
[  966.436334]  blk_mq_init_allocated_queue+0x20c/0x1300
[  966.440572] overlayfs: './file0' not a directory
[  966.441531]  ? blkcg_init_queue+0x1fd/0x540
[  966.441558]  blk_mq_init_queue+0x5c/0xa0
[  966.441576]  nbd_dev_add+0x2b9/0x890
[  966.458417]  nbd_genl_connect+0x488/0x1630
[  966.462761]  ? nbd_xmit_timeout+0x730/0x730
[  966.467110]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  966.472310]  ? validate_nla+0x270/0x820
[  966.476292]  ? nla_parse+0x1b2/0x290
[  966.480012]  genl_family_rcv_msg+0x642/0xc40
[  966.484417]  ? genl_rcv+0x40/0x40
[  966.487858]  ? genl_rcv_msg+0x12f/0x160
[  966.491851]  ? mutex_trylock+0x1a0/0x1a0
[  966.495930]  ? __radix_tree_lookup+0x216/0x370
[  966.500518]  genl_rcv_msg+0xbf/0x160
[  966.504242]  netlink_rcv_skb+0x160/0x440
[  966.508301]  ? genl_family_rcv_msg+0xc40/0xc40
[  966.512879]  ? netlink_ack+0xae0/0xae0
[  966.516761]  ? genl_rcv+0x15/0x40
[  966.520214]  genl_rcv+0x24/0x40
[  966.523492]  netlink_unicast+0x4d5/0x690
[  966.527549]  ? netlink_sendskb+0x110/0x110
[  966.531773]  ? _copy_from_iter_full+0x229/0x7c0
[  966.536433]  ? __phys_addr_symbol+0x2c/0x70
[  966.540747]  ? __check_object_size+0x17b/0x3e0
[  966.545322]  netlink_sendmsg+0x6c3/0xc50
[  966.549381]  ? aa_af_perm+0x230/0x230
[  966.553172]  ? nlmsg_notify+0x1f0/0x1f0
[  966.557132]  ? kernel_recvmsg+0x220/0x220
[  966.561277]  ? nlmsg_notify+0x1f0/0x1f0
[  966.565244]  sock_sendmsg+0xc3/0x120
[  966.568948]  ___sys_sendmsg+0x7bb/0x8e0
[  966.572942]  ? check_preemption_disabled+0x41/0x280
[  966.577951]  ? copy_msghdr_from_user+0x440/0x440
[  966.582710]  ? __fget+0x32f/0x510
[  966.586184]  ? lock_downgrade+0x720/0x720
[  966.590334]  ? check_preemption_disabled+0x41/0x280
[  966.595346]  ? check_preemption_disabled+0x41/0x280
[  966.600363]  ? __fget+0x356/0x510
[  966.603833]  ? do_dup2+0x450/0x450
[  966.607366]  ? lock_downgrade+0x720/0x720
[  966.611510]  ? vfs_write+0x3d7/0x540
[  966.615216]  ? __fdget+0x1d0/0x230
[  966.618750]  __x64_sys_sendmsg+0x132/0x220
[  966.622977]  ? __sys_sendmsg+0x1b0/0x1b0
[  966.627048]  ? vfs_write+0x393/0x540
[  966.630764]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  966.636120]  ? trace_hardirqs_off_caller+0x6e/0x210
[  966.641126]  ? do_syscall_64+0x21/0x620
[  966.645091]  do_syscall_64+0xf9/0x620
[  966.648890]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  966.654070] RIP: 0033:0x7f1dcd3b15a9
[  966.657774] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  966.676754] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  966.684450] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  966.691707] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:23:12 executing program 0:
ioctl$RTC_EPOCH_SET(0xffffffffffffffff, 0x4008700e, 0xfffffffffffffffc)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async, rerun: 32)
open(&(0x7f0000000040)='./file0\x00', 0x201, 0x80) (async, rerun: 32)
r1 = syz_open_dev$audion(&(0x7f0000000080), 0x80000001, 0x800) (async)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000100)={0x5b, 0xea, 0xfffffffb, 0x1, 0x5})
fcntl$setown(r1, 0x8, 0xffffffffffffffff) (async)
ioctl$SNAPSHOT_S2RAM(r1, 0x330b) (async)
r2 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r3 = dup(r2)
write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f00000000c0))

[  966.698963] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  966.707442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  966.714698] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  966.740462] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:23:12 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))

[  966.769562] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:12 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000801000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:12 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000002200000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  966.845540] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  966.858455] nbd: failed to add new device
23:23:12 executing program 3:
r0 = socket$inet6(0xa, 0x2, 0x0)
perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r1 = openat$sysfs(0xffffff9c, &(0x7f0000000040)='/sys/power/pm_test', 0x8002, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0)
sendfile(r1, r1, 0x0, 0x4)
clock_gettime(0x0, &(0x7f0000000240)={0x0, <r2=>0x0})
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
socket$rds(0x15, 0x5, 0x0)
pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r2+30000000}, 0x0)
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$BTRFS_IOC_QUOTA_RESCAN_STATUS(r3, 0x8040942d, &(0x7f0000000100))
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}, 0x0, 0x7, 0x4}, 0x0, 0x400000000000000, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xffff}, 0x0, 0xefffffffffffffff, 0xffffffffffffffff, 0x0)
bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x14e24}, 0x1c)
ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000280))
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @loopback}, 0x1c)
sendmmsg(r0, &(0x7f00000092c0), 0x4ff, 0x0)

23:23:12 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xc00, {0x29}}, 0x14}}, 0x0)

23:23:12 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 43)

23:23:12 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))

23:23:12 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xd00, {0x29}}, 0x14}}, 0x0)

23:23:12 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))

[  966.973842] FAULT_INJECTION: forcing a failure.
[  966.973842] name failslab, interval 1, probability 0, space 0, times 0
[  966.993799] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  967.025892] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  967.038168] FAT-fs (loop1): FAT read failed (blocknr 32)
[  967.051780] CPU: 1 PID: 7366 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  967.059621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  967.068980] Call Trace:
[  967.072180]  dump_stack+0x1fc/0x2ef
[  967.075821]  should_fail.cold+0xa/0xf
[  967.079632]  ? setup_fault_attr+0x200/0x200
[  967.083961]  ? lock_acquire+0x170/0x3c0
[  967.087951]  __should_failslab+0x115/0x180
[  967.092202]  should_failslab+0x5/0x10
[  967.096034]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  967.101154]  blk_mq_init_tags+0x6a/0x2b0
[  967.105230]  blk_mq_alloc_rq_map+0x9d/0x230
[  967.109556]  ? elevator_get+0x29/0x170
[  967.113457]  blk_mq_init_sched+0x219/0x730
[  967.117710]  elevator_init_mq+0xf0/0x180
[  967.121788]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  967.127013]  blk_mq_init_queue+0x5c/0xa0
[  967.131085]  nbd_dev_add+0x2b9/0x890
[  967.134823]  nbd_genl_connect+0x488/0x1630
[  967.139075]  ? nbd_xmit_timeout+0x730/0x730
[  967.143407]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  967.148612]  ? validate_nla+0x270/0x820
[  967.152606]  ? nla_parse+0x1b2/0x290
[  967.156332]  genl_family_rcv_msg+0x642/0xc40
[  967.160763]  ? genl_rcv+0x40/0x40
[  967.164224]  ? genl_rcv_msg+0x12f/0x160
[  967.168200]  ? mutex_trylock+0x1a0/0x1a0
[  967.172271]  ? __radix_tree_lookup+0x216/0x370
[  967.176864]  genl_rcv_msg+0xbf/0x160
[  967.180584]  netlink_rcv_skb+0x160/0x440
[  967.184655]  ? genl_family_rcv_msg+0xc40/0xc40
[  967.189243]  ? netlink_ack+0xae0/0xae0
[  967.193138]  ? genl_rcv+0x15/0x40
[  967.196609]  genl_rcv+0x24/0x40
[  967.199900]  netlink_unicast+0x4d5/0x690
[  967.203972]  ? netlink_sendskb+0x110/0x110
[  967.208213]  ? _copy_from_iter_full+0x229/0x7c0
[  967.212893]  ? __phys_addr_symbol+0x2c/0x70
[  967.217222]  ? __check_object_size+0x17b/0x3e0
[  967.221819]  netlink_sendmsg+0x6c3/0xc50
[  967.225890]  ? aa_af_perm+0x230/0x230
[  967.229695]  ? nlmsg_notify+0x1f0/0x1f0
[  967.233674]  ? kernel_recvmsg+0x220/0x220
[  967.237872]  ? nlmsg_notify+0x1f0/0x1f0
[  967.242201]  sock_sendmsg+0xc3/0x120
[  967.245917]  ___sys_sendmsg+0x7bb/0x8e0
[  967.249904]  ? check_preemption_disabled+0x41/0x280
[  967.254925]  ? copy_msghdr_from_user+0x440/0x440
[  967.259686]  ? __fget+0x32f/0x510
[  967.263150]  ? lock_downgrade+0x720/0x720
[  967.267304]  ? check_preemption_disabled+0x41/0x280
[  967.272342]  ? check_preemption_disabled+0x41/0x280
[  967.277364]  ? __fget+0x356/0x510
[  967.280913]  ? do_dup2+0x450/0x450
[  967.284454]  ? lock_downgrade+0x720/0x720
[  967.288609]  ? vfs_write+0x3d7/0x540
[  967.292330]  ? __fdget+0x1d0/0x230
[  967.295880]  __x64_sys_sendmsg+0x132/0x220
[  967.300123]  ? __sys_sendmsg+0x1b0/0x1b0
[  967.304188]  ? vfs_write+0x393/0x540
[  967.308005]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  967.313375]  ? trace_hardirqs_off_caller+0x6e/0x210
[  967.318400]  ? do_syscall_64+0x21/0x620
[  967.322381]  do_syscall_64+0xf9/0x620
[  967.326314]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  967.331509] RIP: 0033:0x7f1dcd3b15a9
[  967.335234] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  967.354145] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  967.361861] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  967.369137] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:23:13 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000002300000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:13 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302)

[  967.376411] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  967.383682] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  967.390956] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:13 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000901000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:13 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)
open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) (async)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302) (async)

[  967.506108] nbd: failed to add new device
23:23:13 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xe00, {0x29}}, 0x14}}, 0x0)

23:23:13 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 44)

[  967.573993] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  967.575476] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  967.641079] FAT-fs (loop1): FAT read failed (blocknr 32)
[  967.675664] FAULT_INJECTION: forcing a failure.
[  967.675664] name failslab, interval 1, probability 0, space 0, times 0
[  967.688518] CPU: 1 PID: 7406 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  967.696331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  967.705709] Call Trace:
[  967.708299]  dump_stack+0x1fc/0x2ef
[  967.711912]  should_fail.cold+0xa/0xf
[  967.715695]  ? setup_fault_attr+0x200/0x200
[  967.720017]  ? lock_acquire+0x170/0x3c0
[  967.724170]  __should_failslab+0x115/0x180
[  967.728396]  should_failslab+0x5/0x10
[  967.732178]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  967.737264]  sbitmap_queue_init_node+0x240/0x6c0
[  967.742020]  blk_mq_init_tags+0x16f/0x2b0
[  967.746163]  blk_mq_alloc_rq_map+0x9d/0x230
[  967.750463]  ? elevator_get+0x29/0x170
[  967.754424]  blk_mq_init_sched+0x219/0x730
[  967.758644]  elevator_init_mq+0xf0/0x180
[  967.762705]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  967.767920]  blk_mq_init_queue+0x5c/0xa0
[  967.771968]  nbd_dev_add+0x2b9/0x890
[  967.775665]  nbd_genl_connect+0x488/0x1630
[  967.779896]  ? nbd_xmit_timeout+0x730/0x730
[  967.784223]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  967.789407]  ? validate_nla+0x270/0x820
[  967.793364]  ? nla_parse+0x1b2/0x290
[  967.797061]  genl_family_rcv_msg+0x642/0xc40
[  967.801468]  ? genl_rcv+0x40/0x40
[  967.804919]  ? genl_rcv_msg+0x12f/0x160
[  967.808884]  ? mutex_trylock+0x1a0/0x1a0
[  967.812933]  ? __radix_tree_lookup+0x216/0x370
[  967.817499]  genl_rcv_msg+0xbf/0x160
[  967.821220]  netlink_rcv_skb+0x160/0x440
[  967.825453]  ? genl_family_rcv_msg+0xc40/0xc40
[  967.830023]  ? netlink_ack+0xae0/0xae0
[  967.833892]  ? genl_rcv+0x15/0x40
[  967.837328]  genl_rcv+0x24/0x40
[  967.840596]  netlink_unicast+0x4d5/0x690
[  967.844661]  ? netlink_sendskb+0x110/0x110
[  967.848883]  ? _copy_from_iter_full+0x229/0x7c0
[  967.853530]  ? __phys_addr_symbol+0x2c/0x70
[  967.857835]  ? __check_object_size+0x17b/0x3e0
[  967.862415]  netlink_sendmsg+0x6c3/0xc50
[  967.866471]  ? aa_af_perm+0x230/0x230
[  967.870254]  ? nlmsg_notify+0x1f0/0x1f0
[  967.874209]  ? kernel_recvmsg+0x220/0x220
[  967.878339]  ? nlmsg_notify+0x1f0/0x1f0
[  967.882304]  sock_sendmsg+0xc3/0x120
[  967.886008]  ___sys_sendmsg+0x7bb/0x8e0
[  967.889966]  ? check_preemption_disabled+0x41/0x280
[  967.894963]  ? copy_msghdr_from_user+0x440/0x440
[  967.899719]  ? __fget+0x32f/0x510
[  967.903179]  ? lock_downgrade+0x720/0x720
[  967.907319]  ? check_preemption_disabled+0x41/0x280
[  967.912319]  ? check_preemption_disabled+0x41/0x280
[  967.917330]  ? __fget+0x356/0x510
[  967.920773]  ? do_dup2+0x450/0x450
[  967.924330]  ? lock_downgrade+0x720/0x720
[  967.928489]  ? vfs_write+0x3d7/0x540
[  967.932291]  ? __fdget+0x1d0/0x230
[  967.935819]  __x64_sys_sendmsg+0x132/0x220
[  967.940225]  ? __sys_sendmsg+0x1b0/0x1b0
[  967.944288]  ? vfs_write+0x393/0x540
[  967.948012]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  967.953366]  ? trace_hardirqs_off_caller+0x6e/0x210
[  967.958450]  ? do_syscall_64+0x21/0x620
[  967.962421]  do_syscall_64+0xf9/0x620
[  967.966231]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  967.971415] RIP: 0033:0x7f1dcd3b15a9
[  967.975109] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  967.993995] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  968.001691] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  968.008955] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  968.016205] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  968.023459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  968.030716] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:13 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000008a2600000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:13 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r1, 0x3302)

23:23:13 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xec0, {0x29}}, 0x14}}, 0x0)

23:23:13 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000000a01000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="53595a4b414c4c4552202008000014602c552c55000014602c5500000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c45302020202020201000b714602c552c55000014602c5503000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c45312020202020202000b714602c552c55000014602c5505000a00000041660069106c00650032000f00140000ffffffffffffffffffff0000ffffffff46494c45322020202020202000b714602c552c55000014602c5506002823000041660069006c0065002e000f00d263006f006c0064000000ffff0000ffffffff46494c457e312020434f4c2000b714602c552c55000014602c550b0064000000", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:13 executing program 3:
r0 = socket$inet6(0xa, 0x2, 0x0) (async, rerun: 32)
perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 32)
r1 = openat$sysfs(0xffffff9c, &(0x7f0000000040)='/sys/power/pm_test', 0x8002, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0) (async)
sendfile(r1, r1, 0x0, 0x4) (async, rerun: 32)
clock_gettime(0x0, &(0x7f0000000240)={0x0, <r2=>0x0}) (rerun: 32)
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) (async)
socket$rds(0x15, 0x5, 0x0) (async)
pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r2+30000000}, 0x0) (async)
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
ioctl$BTRFS_IOC_QUOTA_RESCAN_STATUS(r3, 0x8040942d, &(0x7f0000000100))
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}, 0x0, 0x7, 0x4}, 0x0, 0x400000000000000, 0xffffffffffffffff, 0x0) (async)
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xffff}, 0x0, 0xefffffffffffffff, 0xffffffffffffffff, 0x0) (async)
bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x14e24}, 0x1c) (async)
ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000280)) (async)
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @loopback}, 0x1c) (async, rerun: 64)
sendmmsg(r0, &(0x7f00000092c0), 0x4ff, 0x0) (rerun: 64)

[  968.047289] nbd: failed to add new device
23:23:13 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 45)

23:23:13 executing program 0:
r0 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0)
writev(r0, &(0x7f00000000c0), 0x0)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$TIOCGETD(r2, 0x5424, &(0x7f00000000c0))
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3000002, 0x10010, r3, 0xe1f97000)
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10580, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))

[  968.109064] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
23:23:14 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0xf00, {0x29}}, 0x14}}, 0x0)

[  968.154188] FAT-fs (loop1): FAT read failed (blocknr 32)
[  968.171214] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:14 executing program 0:
r0 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0)
writev(r0, &(0x7f00000000c0), 0x0)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$TIOCGETD(r2, 0x5424, &(0x7f00000000c0))
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3000002, 0x10010, r3, 0xe1f97000)
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10580, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))
openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0) (async)
writev(r0, &(0x7f00000000c0), 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r1) (async)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$TIOCGETD(r2, 0x5424, &(0x7f00000000c0)) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3000002, 0x10010, r3, 0xe1f97000) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10580, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000)) (async)

23:23:14 executing program 3:
r0 = socket$inet6(0xa, 0x2, 0x0) (async)
perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r1 = openat$sysfs(0xffffff9c, &(0x7f0000000040)='/sys/power/pm_test', 0x8002, 0x0)
socket$inet_dccp(0x2, 0x6, 0x0) (async)
sendfile(r1, r1, 0x0, 0x4) (async)
clock_gettime(0x0, &(0x7f0000000240)={0x0, <r2=>0x0}) (async)
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
socket$rds(0x15, 0x5, 0x0) (async)
pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r2+30000000}, 0x0)
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
ioctl$BTRFS_IOC_QUOTA_RESCAN_STATUS(r3, 0x8040942d, &(0x7f0000000100))
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}, 0x0, 0x7, 0x4}, 0x0, 0x400000000000000, 0xffffffffffffffff, 0x0) (async)
perf_event_open(&(0x7f00000002c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xffff}, 0x0, 0xefffffffffffffff, 0xffffffffffffffff, 0x0) (async)
bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x14e24}, 0x1c) (async)
ioctl$BLKALIGNOFF(r1, 0x127a, &(0x7f0000000280))
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @loopback}, 0x1c) (async)
sendmmsg(r0, &(0x7f00000092c0), 0x4ff, 0x0)

[  968.215743] FAULT_INJECTION: forcing a failure.
[  968.215743] name failslab, interval 1, probability 0, space 0, times 0
[  968.237195] CPU: 0 PID: 7431 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  968.245020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  968.254380] Call Trace:
[  968.256982]  dump_stack+0x1fc/0x2ef
[  968.260626]  should_fail.cold+0xa/0xf
[  968.264441]  ? setup_fault_attr+0x200/0x200
[  968.268775]  ? lock_acquire+0x170/0x3c0
[  968.272770]  __should_failslab+0x115/0x180
[  968.277017]  should_failslab+0x5/0x10
[  968.280832]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  968.285964]  sbitmap_queue_init_node+0x240/0x6c0
[  968.290779]  blk_mq_init_tags+0x16f/0x2b0
[  968.294944]  blk_mq_alloc_rq_map+0x9d/0x230
[  968.299277]  ? elevator_get+0x29/0x170
[  968.303176]  blk_mq_init_sched+0x219/0x730
[  968.307434]  elevator_init_mq+0xf0/0x180
[  968.311511]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  968.316731]  blk_mq_init_queue+0x5c/0xa0
[  968.320818]  nbd_dev_add+0x2b9/0x890
[  968.324550]  nbd_genl_connect+0x488/0x1630
[  968.328804]  ? nbd_xmit_timeout+0x730/0x730
[  968.333143]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  968.338346]  ? validate_nla+0x270/0x820
[  968.342338]  ? nla_parse+0x1b2/0x290
[  968.346070]  genl_family_rcv_msg+0x642/0xc40
[  968.350499]  ? genl_rcv+0x40/0x40
[  968.353962]  ? genl_rcv_msg+0x12f/0x160
[  968.358034]  ? mutex_trylock+0x1a0/0x1a0
[  968.362117]  ? __radix_tree_lookup+0x216/0x370
[  968.366752]  genl_rcv_msg+0xbf/0x160
[  968.370501]  netlink_rcv_skb+0x160/0x440
[  968.374580]  ? genl_family_rcv_msg+0xc40/0xc40
[  968.379176]  ? netlink_ack+0xae0/0xae0
[  968.383081]  ? genl_rcv+0x15/0x40
[  968.386552]  genl_rcv+0x24/0x40
[  968.389847]  netlink_unicast+0x4d5/0x690
[  968.393923]  ? netlink_sendskb+0x110/0x110
[  968.398168]  ? _copy_from_iter_full+0x229/0x7c0
[  968.402845]  ? __phys_addr_symbol+0x2c/0x70
[  968.407179]  ? __check_object_size+0x17b/0x3e0
[  968.411774]  netlink_sendmsg+0x6c3/0xc50
[  968.415852]  ? aa_af_perm+0x230/0x230
[  968.419666]  ? nlmsg_notify+0x1f0/0x1f0
[  968.423648]  ? kernel_recvmsg+0x220/0x220
[  968.427814]  ? nlmsg_notify+0x1f0/0x1f0
[  968.431804]  sock_sendmsg+0xc3/0x120
[  968.435531]  ___sys_sendmsg+0x7bb/0x8e0
[  968.439523]  ? check_preemption_disabled+0x41/0x280
[  968.444552]  ? copy_msghdr_from_user+0x440/0x440
[  968.449317]  ? __fget+0x32f/0x510
[  968.452780]  ? lock_downgrade+0x720/0x720
[  968.456936]  ? check_preemption_disabled+0x41/0x280
[  968.461964]  ? check_preemption_disabled+0x41/0x280
23:23:14 executing program 0:
r0 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0)
writev(r0, &(0x7f00000000c0), 0x0)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
ioctl$TIOCGETD(r2, 0x5424, &(0x7f00000000c0))
r3 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3000002, 0x10010, r3, 0xe1f97000)
r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10580, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000))
openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000040), 0x8000, 0x0) (async)
writev(r0, &(0x7f00000000c0), 0x0) (async)
syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0) (async)
dup(r1) (async)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) (async)
ioctl$TIOCGETD(r2, 0x5424, &(0x7f00000000c0)) (async)
syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async)
ioctl$VIDIOC_S_FREQUENCY(r3, 0x402c5639, &(0x7f0000000080)={0x7, 0x5}) (async)
mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3000002, 0x10010, r3, 0xe1f97000) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x10580, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r4, 0x80083313, &(0x7f0000000000)) (async)

23:23:14 executing program 3:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xd, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="5ad4bc19b40000000000000061116c0002000000000000000000000095000000c61cb00354594777611c3ae51fed3db320e9ae0ea236bfc77ea63fd4f41b1f7b9b5044e1bd7bbb3c2fe9eaf3ed5558490106e88e0f38c612e766ff6de74d1540f373029036e6d1e19a16e45babfee5e77791f121141ed2ac73103962e6d27c583484b2faaaf312d356a9e7aef91ff5dbb6fd7ec50d1ca8c9cdcd5c65cb591e88cdc7bc8826c9f49bb4523c62a08df5f3f5b5c100c614b3a6c9b4b758aab66090e16e138c2536a4af8d38340c05a072476ec64f30bfa2b4b2325dc69ea71f20268c"], &(0x7f0000000080)='GPL\x00', 0xdb, 0xc3, &(0x7f000000cf3d)=""/195, 0x41000, 0x16, '\x00', 0x0, 0xd, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000040), 0x10}, 0x80)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
r3 = fcntl$dupfd(r0, 0x406, r0)
r4 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r4, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000700)={{0x1, 0x1, 0x18, <r5=>r0}, './file0\x00'})
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c)
bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x16, 0x1, &(0x7f0000000500)=@raw=[@exit], &(0x7f0000000540)='GPL\x00', 0xffff9135, 0xcb, &(0x7f0000000580)=""/203, 0x40f00, 0x4, '\x00', 0x0, 0x23, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x3, 0x3}, 0x8, 0x10, &(0x7f00000006c0)={0x3, 0x3, 0x1, 0xffffffff}, 0x10, 0x0, r2, 0x0, &(0x7f0000000740)=[0xffffffffffffffff, 0x1, r3, r4, r5, 0x1, r7]}, 0x80)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r0, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x9, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000280)=[{}, {}], 0x10, 0x0, 0xfffffffffffffffc, &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10)

[  968.466989]  ? __fget+0x356/0x510
[  968.470450]  ? do_dup2+0x450/0x450
[  968.473995]  ? lock_downgrade+0x720/0x720
[  968.478155]  ? vfs_write+0x3d7/0x540
[  968.481881]  ? __fdget+0x1d0/0x230
[  968.485445]  __x64_sys_sendmsg+0x132/0x220
[  968.489702]  ? __sys_sendmsg+0x1b0/0x1b0
[  968.493772]  ? vfs_write+0x393/0x540
[  968.497505]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  968.502879]  ? trace_hardirqs_off_caller+0x6e/0x210
[  968.507904]  ? do_syscall_64+0x21/0x620
[  968.511889]  do_syscall_64+0xf9/0x620
[  968.515709]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  968.520895] RIP: 0033:0x7f1dcd3b15a9
[  968.524613] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  968.543682] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  968.551411] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  968.558686] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
23:23:14 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000009c2600000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:14 executing program 3:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xd, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="5ad4bc19b40000000000000061116c0002000000000000000000000095000000c61cb00354594777611c3ae51fed3db320e9ae0ea236bfc77ea63fd4f41b1f7b9b5044e1bd7bbb3c2fe9eaf3ed5558490106e88e0f38c612e766ff6de74d1540f373029036e6d1e19a16e45babfee5e77791f121141ed2ac73103962e6d27c583484b2faaaf312d356a9e7aef91ff5dbb6fd7ec50d1ca8c9cdcd5c65cb591e88cdc7bc8826c9f49bb4523c62a08df5f3f5b5c100c614b3a6c9b4b758aab66090e16e138c2536a4af8d38340c05a072476ec64f30bfa2b4b2325dc69ea71f20268c"], &(0x7f0000000080)='GPL\x00', 0xdb, 0xc3, &(0x7f000000cf3d)=""/195, 0x41000, 0x16, '\x00', 0x0, 0xd, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000040), 0x10}, 0x80)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
r3 = fcntl$dupfd(r0, 0x406, r0)
r4 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r4, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000700)={{0x1, 0x1, 0x18, <r5=>r0}, './file0\x00'}) (async)
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c)
bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x16, 0x1, &(0x7f0000000500)=@raw=[@exit], &(0x7f0000000540)='GPL\x00', 0xffff9135, 0xcb, &(0x7f0000000580)=""/203, 0x40f00, 0x4, '\x00', 0x0, 0x23, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x3, 0x3}, 0x8, 0x10, &(0x7f00000006c0)={0x3, 0x3, 0x1, 0xffffffff}, 0x10, 0x0, r2, 0x0, &(0x7f0000000740)=[0xffffffffffffffff, 0x1, r3, r4, r5, 0x1, r7]}, 0x80)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r0, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x9, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000280)=[{}, {}], 0x10, 0x0, 0xfffffffffffffffc, &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10)

23:23:14 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f800001000020000000000ffffff0f01000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  968.565963] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  968.573241] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  968.580517] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:14 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1100, {0x29}}, 0x14}}, 0x0)

[  968.624263] nbd: failed to add new device
23:23:14 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 46)

23:23:14 executing program 3:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xd, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="5ad4bc19b40000000000000061116c0002000000000000000000000095000000c61cb00354594777611c3ae51fed3db320e9ae0ea236bfc77ea63fd4f41b1f7b9b5044e1bd7bbb3c2fe9eaf3ed5558490106e88e0f38c612e766ff6de74d1540f373029036e6d1e19a16e45babfee5e77791f121141ed2ac73103962e6d27c583484b2faaaf312d356a9e7aef91ff5dbb6fd7ec50d1ca8c9cdcd5c65cb591e88cdc7bc8826c9f49bb4523c62a08df5f3f5b5c100c614b3a6c9b4b758aab66090e16e138c2536a4af8d38340c05a072476ec64f30bfa2b4b2325dc69ea71f20268c"], &(0x7f0000000080)='GPL\x00', 0xdb, 0xc3, &(0x7f000000cf3d)=""/195, 0x41000, 0x16, '\x00', 0x0, 0xd, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000040), 0x10}, 0x80) (async)
r1 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r2 = dup(r1)
write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c)
r3 = fcntl$dupfd(r0, 0x406, r0) (async)
r4 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r4, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000700)={{0x1, 0x1, 0x18, <r5=>r0}, './file0\x00'})
r6 = syz_open_dev$sndmidi(&(0x7f0000000380), 0x2, 0x0)
r7 = dup(r6)
write$6lowpan_enable(r7, &(0x7f0000000000)='0', 0xfffffd2c) (async)
bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x16, 0x1, &(0x7f0000000500)=@raw=[@exit], &(0x7f0000000540)='GPL\x00', 0xffff9135, 0xcb, &(0x7f0000000580)=""/203, 0x40f00, 0x4, '\x00', 0x0, 0x23, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x3, 0x3}, 0x8, 0x10, &(0x7f00000006c0)={0x3, 0x3, 0x1, 0xffffffff}, 0x10, 0x0, r2, 0x0, &(0x7f0000000740)=[0xffffffffffffffff, 0x1, r3, r4, r5, 0x1, r7]}, 0x80) (async)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r0, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x9, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000280)=[{}, {}], 0x10, 0x0, 0xfffffffffffffffc, &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10)

[  968.704801] FAULT_INJECTION: forcing a failure.
[  968.704801] name failslab, interval 1, probability 0, space 0, times 0
[  968.721272] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  968.732522] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  968.742186] FAT-fs (loop1): FAT read failed (blocknr 32)
[  968.750029] CPU: 1 PID: 7499 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  968.757850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  968.767212] Call Trace:
[  968.769818]  dump_stack+0x1fc/0x2ef
[  968.773457]  should_fail.cold+0xa/0xf
[  968.777276]  ? setup_fault_attr+0x200/0x200
[  968.781616]  ? lock_acquire+0x170/0x3c0
[  968.785605]  __should_failslab+0x115/0x180
[  968.789858]  should_failslab+0x5/0x10
[  968.793673]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  968.798795]  sbitmap_queue_init_node+0x240/0x6c0
[  968.803562]  blk_mq_init_tags+0x10d/0x2b0
[  968.807724]  blk_mq_alloc_rq_map+0x9d/0x230
[  968.812054]  ? elevator_get+0x29/0x170
[  968.815963]  blk_mq_init_sched+0x219/0x730
[  968.820224]  elevator_init_mq+0xf0/0x180
[  968.824297]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  968.829514]  blk_mq_init_queue+0x5c/0xa0
[  968.833595]  nbd_dev_add+0x2b9/0x890
[  968.837324]  nbd_genl_connect+0x488/0x1630
[  968.841579]  ? nbd_xmit_timeout+0x730/0x730
[  968.845911]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  968.851112]  ? validate_nla+0x270/0x820
23:23:14 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
bind$netlink(r0, &(0x7f0000000200)={0x10, 0x0, 0x25dfdbfc, 0x100}, 0xc)
sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000680)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="00042abd7000fddbdf25080000003c000180060004004e200000140003000a01010100000000000000000000000008000b0073697000090006006c626c63000000000600010002000000"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000)
sendmsg$IPVS_CMD_SET_CONFIG(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40420}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r1, 0x101, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x60, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x29}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0x20}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x2000c081}, 0x4004094)
r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x200000, 0x0)
r3 = signalfd(r2, &(0x7f0000000000)={[0x8]}, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000080))

[  968.855110]  ? nla_parse+0x1b2/0x290
[  968.858840]  genl_family_rcv_msg+0x642/0xc40
[  968.863261]  ? genl_rcv+0x40/0x40
[  968.866718]  ? genl_rcv_msg+0x12f/0x160
[  968.870709]  ? mutex_trylock+0x1a0/0x1a0
[  968.874773]  ? __radix_tree_lookup+0x216/0x370
[  968.879359]  genl_rcv_msg+0xbf/0x160
[  968.883082]  netlink_rcv_skb+0x160/0x440
[  968.887141]  ? genl_family_rcv_msg+0xc40/0xc40
[  968.891719]  ? netlink_ack+0xae0/0xae0
[  968.895592]  ? genl_rcv+0x15/0x40
[  968.899056]  genl_rcv+0x24/0x40
[  968.902337]  netlink_unicast+0x4d5/0x690
[  968.906402]  ? netlink_sendskb+0x110/0x110
[  968.910639]  ? _copy_from_iter_full+0x229/0x7c0
[  968.915307]  ? __phys_addr_symbol+0x2c/0x70
[  968.919628]  ? __check_object_size+0x17b/0x3e0
[  968.924217]  netlink_sendmsg+0x6c3/0xc50
[  968.928270]  ? aa_af_perm+0x230/0x230
[  968.932062]  ? nlmsg_notify+0x1f0/0x1f0
[  968.936118]  ? kernel_recvmsg+0x220/0x220
[  968.940376]  ? nlmsg_notify+0x1f0/0x1f0
[  968.944354]  sock_sendmsg+0xc3/0x120
[  968.948125]  ___sys_sendmsg+0x7bb/0x8e0
[  968.952095]  ? check_preemption_disabled+0x41/0x280
[  968.957109]  ? copy_msghdr_from_user+0x440/0x440
[  968.961865]  ? __fget+0x32f/0x510
[  968.965325]  ? lock_downgrade+0x720/0x720
[  968.969470]  ? check_preemption_disabled+0x41/0x280
[  968.974488]  ? check_preemption_disabled+0x41/0x280
[  968.979506]  ? __fget+0x356/0x510
[  968.982965]  ? do_dup2+0x450/0x450
[  968.986563]  ? lock_downgrade+0x720/0x720
[  968.990708]  ? vfs_write+0x3d7/0x540
[  968.994430]  ? __fdget+0x1d0/0x230
[  968.997969]  __x64_sys_sendmsg+0x132/0x220
[  969.002202]  ? __sys_sendmsg+0x1b0/0x1b0
[  969.006258]  ? vfs_write+0x393/0x540
[  969.009976]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  969.015336]  ? trace_hardirqs_off_caller+0x6e/0x210
[  969.020350]  ? do_syscall_64+0x21/0x620
[  969.024342]  do_syscall_64+0xf9/0x620
[  969.028249]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  969.033421] RIP: 0033:0x7f1dcd3b15a9
[  969.037115] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
23:23:14 executing program 3:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x41019, 0x27, &(0x7f0000000200)=[{&(0x7f0000011740)='syzkallers\x00-\x00'/32, 0x20, 0x9}, {&(0x7f0000010700)="000000000004000000000000", 0xc, 0x7f}, {&(0x7f0000010000)="20000000000100000c000000ce0000000f000000010000000000000000000000002000000020000020000000701f1f63701f1f630100ffff53ef010001000000701f1f63000000000000000001000000000000000b000000800000000800000052470000620100000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3234313932303435323000"/192, 0xc0, 0x400}, {&(0x7f00000100c0)="00000000000000000b0000003b3466cc1ea244158e332580de23589c010000000c00000000000000701f1f6300"/64, 0x40, 0x4e0}, {&(0x7f0000010100)="0100000000000500110000000000000000000000040000003c00000000000000", 0x20, 0x560}, {&(0x7f0000010120)="0300000004000000090000000000000000002300"/32, 0x20, 0x640}, {&(0x7f0000010140)="030000001300000023000000ce000f0003000400"/32, 0x20, 0x800}, {&(0x7f0000010160)="fffffffffcff0700000000000000000000000000000000000000000000000080ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c6533000000110000009403090166696c652e636f6c64000000", 0x480, 0xc00}, {&(0x7f00000105e0)="0b0000000c0001022e00000002000000f40302022e2e00"/32, 0x20, 0x1400}, {&(0x7f0000010600)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\x00\x00\x00', 0x1b, 0x1800}, {&(0x7f0000010620)="00000000000400"/32, 0x20, 0x1c00}, {&(0x7f0000000040)="00000000000400"/32, 0x20, 0x2000}, {&(0x7f0000010660)="00000000000400"/32, 0x20, 0x2400}, {&(0x7f00000106a0)="00000000000400"/32, 0x20, 0x2c00}, {&(0x7f00000106c0)="00000000000400"/32, 0x20, 0x3000}, {&(0x7f0000000080)="00000000000400"/32, 0x20, 0x3400}, {&(0x7f0000010720)="00000000000400"/32, 0x20, 0x3c00}, {&(0x7f0000010740)="00000000000400"/32, 0x20, 0x4000}, {&(0x7f0000010760)="504d4d00504d4dff701f1f63000000006872757476696b2e632e676f6f676c6572732e636f6d0000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7032006e75782f746573742f73797a5f6d6f756e745f696d6167655f650500"/128, 0x80, 0x4400}, {&(0x7f00000107e0)="111fc0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x4800}, {&(0x7f0000010800)="ffff0100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300"/1056, 0x420, 0x4c00}, {&(0x7f0000010c20)="0400"/32, 0x20, 0x5400}, {&(0x7f0000010c40)="05000000e50888559900"/21, 0x15, 0x5800}, {&(0x7f0000010cc0)="0200"/32, 0x20, 0x6001}, {&(0x7f0000010ce0)="2719c0d901000000803a09008001000000010000000000000000000005000000", 0x20, 0x6400}, {&(0x7f0000010d00)="0300"/32, 0x20, 0x6800}, {&(0x7f0000010d20)="0400"/32, 0x20, 0x6c00}, {&(0x7f0000010d40)="05000000fa00"/27, 0x1b, 0x7001}, {&(0x7f0000010d60)="00000000000000000100000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000007000"/96, 0x60, 0x7400}, {&(0x7f0000010dc0)="0200"/32, 0x20, 0x7800}, {&(0x7f0000010de0)="0c0000000c0001022e000000020000000c0002022e2e00000d0000001000050166696c65300000000e000000d803050766696c653100"/64, 0x40, 0x7c00}, {&(0x7f0000010e20)="000002ea0100000001000000270f240c000000000000000000000000000000000601f8030000000006000000779b539778617474723100000601f00300000000060000007498539778617474723200"/96, 0x60, 0x8000}, {&(0x7f0000000840)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00xattr2\x00\x00xattr1\x00\x00', 0x20, 0x83e0}, {&(0x7f0000000880)="0000000000000000701f1f63701f1f63701f1f630000000010933555033a0000", 0x20, 0x8c00}, {&(0x7f0000010ec0)="ed41000000040000701f1f63701f1f63701f1f6300000000000004000200000000000800050000000af301000400000000000000000000000100000004000000", 0x40, 0x8c80}, {&(0x7f0000010f00)="8081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af303000400000000000000000000000100000012000000010000000100000018000000020000000400000014000000000000000000000000000000000000000000000000000000000000000000000000000000000000008081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af30300040000000000000000000000010000001900000001000000010000001e00000002000000040000001a00"/224, 0xe0, 0x8d00}, {&(0x7f0000010fe0)="c041000000300000701f1f63701f1f63701f1f0400000000000000001800000000000800000001000af301000400110000000009000000000c00000005000000", 0x40, 0x9101}, {&(0x7f0000011320)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x9c00}, {&(0x7f0000011760)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0xcc00}], 0x0, &(0x7f0000000140)={[{@barrier}, {@nodiscard}, {@test_dummy_encryption}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x7fff}}]}, 0x1)
getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f00000000c0), &(0x7f00000001c0)=0x4)

[  969.056004] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  969.063705] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  969.070974] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  969.078236] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  969.085765] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  969.093023] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:14 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000001001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  969.114807] nbd: failed to add new device
23:23:14 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000003f00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
bind$netlink(r0, &(0x7f0000000200)={0x10, 0x0, 0x25dfdbfc, 0x100}, 0xc)
sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000680)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="00042abd7000fddbdf25080000003c000180060004004e200000140003000a01010100000000000000000000000008000b0073697000090006006c626c63000000000600010002000000"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000)
sendmsg$IPVS_CMD_SET_CONFIG(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40420}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r1, 0x101, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x60, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x29}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0x20}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x2000c081}, 0x4004094)
r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x200000, 0x0)
r3 = signalfd(r2, &(0x7f0000000000)={[0x8]}, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000080))
socket$netlink(0x10, 0x3, 0x0) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff) (async)
bind$netlink(r0, &(0x7f0000000200)={0x10, 0x0, 0x25dfdbfc, 0x100}, 0xc) (async)
sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000680)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="00042abd7000fddbdf25080000003c000180060004004e200000140003000a01010100000000000000000000000008000b0073697000090006006c626c63000000000600010002000000"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000) (async)
sendmsg$IPVS_CMD_SET_CONFIG(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40420}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r1, 0x101, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x60, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x29}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0x20}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x2000c081}, 0x4004094) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x200000, 0x0) (async)
signalfd(r2, &(0x7f0000000000)={[0x8]}, 0x8) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000080)) (async)

23:23:15 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 47)

23:23:15 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1200, {0x29}}, 0x14}}, 0x0)

[  969.221493] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  969.233101] EXT4-fs (loop3): Test dummy encryption mount option ignored
[  969.237507] FAULT_INJECTION: forcing a failure.
[  969.237507] name failslab, interval 1, probability 0, space 0, times 0
[  969.255664] FAT-fs (loop1): FAT read failed (blocknr 32)
23:23:15 executing program 0:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
bind$netlink(r0, &(0x7f0000000200)={0x10, 0x0, 0x25dfdbfc, 0x100}, 0xc)
sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000680)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="00042abd7000fddbdf25080000003c000180060004004e200000140003000a01010100000000000000000000000008000b0073697000090006006c626c63000000000600010002000000"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000)
sendmsg$IPVS_CMD_SET_CONFIG(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40420}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r1, 0x101, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x60, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x29}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0x20}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x2000c081}, 0x4004094)
r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x200000, 0x0)
r3 = signalfd(r2, &(0x7f0000000000)={[0x8]}, 0x8)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000080))
socket$netlink(0x10, 0x3, 0x0) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff) (async)
bind$netlink(r0, &(0x7f0000000200)={0x10, 0x0, 0x25dfdbfc, 0x100}, 0xc) (async)
sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000680)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="00042abd7000fddbdf25080000003c000180060004004e200000140003000a01010100000000000000000000000008000b0073697000090006006c626c63000000000600010002000000"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000000) (async)
sendmsg$IPVS_CMD_SET_CONFIG(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40420}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r1, 0x101, 0x70bd2c, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x60, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x29}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0x20}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x2000c081}, 0x4004094) (async)
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x200000, 0x0) (async)
signalfd(r2, &(0x7f0000000000)={[0x8]}, 0x8) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r3, 0x80083313, &(0x7f0000000080)) (async)

[  969.265762] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  969.303846] Quota error (device loop3): v2_read_file_info: Free block number too big (0 >= 0).
[  969.304293] CPU: 0 PID: 7537 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  969.320770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  969.330129] Call Trace:
[  969.332733]  dump_stack+0x1fc/0x2ef
[  969.333951] EXT4-fs warning (device loop3): ext4_enable_quotas:5883: Failed to enable quota tracking (type=1, err=-117). Please run e2fsck to fix.
[  969.336976]  should_fail.cold+0xa/0xf
23:23:15 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000004000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  969.336999]  ? setup_fault_attr+0x200/0x200
[  969.337015]  ? lock_acquire+0x170/0x3c0
[  969.337039]  __should_failslab+0x115/0x180
[  969.361354] EXT4-fs (loop3): mount failed
[  969.362358]  should_failslab+0x5/0x10
[  969.362376]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  969.362394]  sbitmap_queue_init_node+0x240/0x6c0
[  969.362414]  blk_mq_init_tags+0x16f/0x2b0
[  969.389215]  blk_mq_alloc_rq_map+0x9d/0x230
[  969.393539]  ? elevator_get+0x29/0x170
[  969.397478]  blk_mq_init_sched+0x219/0x730
[  969.402498]  elevator_init_mq+0xf0/0x180
[  969.406547]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  969.411727]  blk_mq_init_queue+0x5c/0xa0
[  969.415778]  nbd_dev_add+0x2b9/0x890
[  969.419477]  nbd_genl_connect+0x488/0x1630
[  969.423713]  ? nbd_xmit_timeout+0x730/0x730
[  969.428035]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  969.433223]  ? validate_nla+0x270/0x820
[  969.437322]  ? nla_parse+0x1b2/0x290
[  969.441122]  genl_family_rcv_msg+0x642/0xc40
[  969.445517]  ? genl_rcv+0x40/0x40
[  969.448948]  ? genl_rcv_msg+0x12f/0x160
[  969.453003]  ? mutex_trylock+0x1a0/0x1a0
[  969.457058]  ? __radix_tree_lookup+0x216/0x370
[  969.461626]  genl_rcv_msg+0xbf/0x160
[  969.465327]  netlink_rcv_skb+0x160/0x440
[  969.469370]  ? genl_family_rcv_msg+0xc40/0xc40
[  969.473933]  ? netlink_ack+0xae0/0xae0
[  969.477803]  ? genl_rcv+0x15/0x40
[  969.481243]  genl_rcv+0x24/0x40
[  969.484502]  netlink_unicast+0x4d5/0x690
[  969.488559]  ? netlink_sendskb+0x110/0x110
[  969.492788]  ? _copy_from_iter_full+0x229/0x7c0
[  969.497447]  ? __phys_addr_symbol+0x2c/0x70
[  969.501756]  ? __check_object_size+0x17b/0x3e0
[  969.506597]  netlink_sendmsg+0x6c3/0xc50
[  969.510655]  ? aa_af_perm+0x230/0x230
[  969.514450]  ? nlmsg_notify+0x1f0/0x1f0
[  969.518436]  ? kernel_recvmsg+0x220/0x220
[  969.522578]  ? nlmsg_notify+0x1f0/0x1f0
[  969.526539]  sock_sendmsg+0xc3/0x120
[  969.530246]  ___sys_sendmsg+0x7bb/0x8e0
[  969.534209]  ? check_preemption_disabled+0x41/0x280
[  969.539207]  ? copy_msghdr_from_user+0x440/0x440
[  969.543948]  ? __fget+0x32f/0x510
[  969.547488]  ? lock_downgrade+0x720/0x720
[  969.551621]  ? check_preemption_disabled+0x41/0x280
[  969.556626]  ? check_preemption_disabled+0x41/0x280
[  969.561640]  ? __fget+0x356/0x510
[  969.565073]  ? do_dup2+0x450/0x450
[  969.568593]  ? lock_downgrade+0x720/0x720
[  969.572727]  ? vfs_write+0x3d7/0x540
[  969.576422]  ? __fdget+0x1d0/0x230
[  969.580051]  __x64_sys_sendmsg+0x132/0x220
[  969.584292]  ? __sys_sendmsg+0x1b0/0x1b0
[  969.588335]  ? vfs_write+0x393/0x540
[  969.592036]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  969.597383]  ? trace_hardirqs_off_caller+0x6e/0x210
[  969.602387]  ? do_syscall_64+0x21/0x620
[  969.606343]  do_syscall_64+0xf9/0x620
[  969.610131]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  969.615309] RIP: 0033:0x7f1dcd3b15a9
[  969.619028] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  969.637931] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  969.645906] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
23:23:15 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 48)

23:23:15 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1300, {0x29}}, 0x14}}, 0x0)

23:23:15 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x270501, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:15 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000002001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  969.653173] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  969.660433] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  969.667695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  969.674951] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  969.689033] nbd: failed to add new device
23:23:15 executing program 3:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x41019, 0x27, &(0x7f0000000200)=[{&(0x7f0000011740)='syzkallers\x00-\x00'/32, 0x20, 0x9}, {&(0x7f0000010700)="000000000004000000000000", 0xc, 0x7f}, {&(0x7f0000010000)="20000000000100000c000000ce0000000f000000010000000000000000000000002000000020000020000000701f1f63701f1f630100ffff53ef010001000000701f1f63000000000000000001000000000000000b000000800000000800000052470000620100000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3234313932303435323000"/192, 0xc0, 0x400}, {&(0x7f00000100c0)="00000000000000000b0000003b3466cc1ea244158e332580de23589c010000000c00000000000000701f1f6300"/64, 0x40, 0x4e0}, {&(0x7f0000010100)="0100000000000500110000000000000000000000040000003c00000000000000", 0x20, 0x560}, {&(0x7f0000010120)="0300000004000000090000000000000000002300"/32, 0x20, 0x640}, {&(0x7f0000010140)="030000001300000023000000ce000f0003000400"/32, 0x20, 0x800}, {&(0x7f0000010160)="fffffffffcff0700000000000000000000000000000000000000000000000080ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c6533000000110000009403090166696c652e636f6c64000000", 0x480, 0xc00}, {&(0x7f00000105e0)="0b0000000c0001022e00000002000000f40302022e2e00"/32, 0x20, 0x1400}, {&(0x7f0000010600)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\x00\x00\x00', 0x1b, 0x1800}, {&(0x7f0000010620)="00000000000400"/32, 0x20, 0x1c00}, {&(0x7f0000000040)="00000000000400"/32, 0x20, 0x2000}, {&(0x7f0000010660)="00000000000400"/32, 0x20, 0x2400}, {&(0x7f00000106a0)="00000000000400"/32, 0x20, 0x2c00}, {&(0x7f00000106c0)="00000000000400"/32, 0x20, 0x3000}, {&(0x7f0000000080)="00000000000400"/32, 0x20, 0x3400}, {&(0x7f0000010720)="00000000000400"/32, 0x20, 0x3c00}, {&(0x7f0000010740)="00000000000400"/32, 0x20, 0x4000}, {&(0x7f0000010760)="504d4d00504d4dff701f1f63000000006872757476696b2e632e676f6f676c6572732e636f6d0000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7032006e75782f746573742f73797a5f6d6f756e745f696d6167655f650500"/128, 0x80, 0x4400}, {&(0x7f00000107e0)="111fc0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x4800}, {&(0x7f0000010800)="ffff0100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300"/1056, 0x420, 0x4c00}, {&(0x7f0000010c20)="0400"/32, 0x20, 0x5400}, {&(0x7f0000010c40)="05000000e50888559900"/21, 0x15, 0x5800}, {&(0x7f0000010cc0)="0200"/32, 0x20, 0x6001}, {&(0x7f0000010ce0)="2719c0d901000000803a09008001000000010000000000000000000005000000", 0x20, 0x6400}, {&(0x7f0000010d00)="0300"/32, 0x20, 0x6800}, {&(0x7f0000010d20)="0400"/32, 0x20, 0x6c00}, {&(0x7f0000010d40)="05000000fa00"/27, 0x1b, 0x7001}, {&(0x7f0000010d60)="00000000000000000100000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000007000"/96, 0x60, 0x7400}, {&(0x7f0000010dc0)="0200"/32, 0x20, 0x7800}, {&(0x7f0000010de0)="0c0000000c0001022e000000020000000c0002022e2e00000d0000001000050166696c65300000000e000000d803050766696c653100"/64, 0x40, 0x7c00}, {&(0x7f0000010e20)="000002ea0100000001000000270f240c000000000000000000000000000000000601f8030000000006000000779b539778617474723100000601f00300000000060000007498539778617474723200"/96, 0x60, 0x8000}, {&(0x7f0000000840)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00xattr2\x00\x00xattr1\x00\x00', 0x20, 0x83e0}, {&(0x7f0000000880)="0000000000000000701f1f63701f1f63701f1f630000000010933555033a0000", 0x20, 0x8c00}, {&(0x7f0000010ec0)="ed41000000040000701f1f63701f1f63701f1f6300000000000004000200000000000800050000000af301000400000000000000000000000100000004000000", 0x40, 0x8c80}, {&(0x7f0000010f00)="8081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af303000400000000000000000000000100000012000000010000000100000018000000020000000400000014000000000000000000000000000000000000000000000000000000000000000000000000000000000000008081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af30300040000000000000000000000010000001900000001000000010000001e00000002000000040000001a00"/224, 0xe0, 0x8d00}, {&(0x7f0000010fe0)="c041000000300000701f1f63701f1f63701f1f0400000000000000001800000000000800000001000af301000400110000000009000000000c00000005000000", 0x40, 0x9101}, {&(0x7f0000011320)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x9c00}, {&(0x7f0000011760)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0xcc00}], 0x0, &(0x7f0000000140)={[{@barrier}, {@nodiscard}, {@test_dummy_encryption}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x7fff}}]}, 0x1)
getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f00000000c0), &(0x7f00000001c0)=0x4)
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x41019, 0x27, &(0x7f0000000200)=[{&(0x7f0000011740)='syzkallers\x00-\x00'/32, 0x20, 0x9}, {&(0x7f0000010700)="000000000004000000000000", 0xc, 0x7f}, {&(0x7f0000010000)="20000000000100000c000000ce0000000f000000010000000000000000000000002000000020000020000000701f1f63701f1f630100ffff53ef010001000000701f1f63000000000000000001000000000000000b000000800000000800000052470000620100000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3234313932303435323000"/192, 0xc0, 0x400}, {&(0x7f00000100c0)="00000000000000000b0000003b3466cc1ea244158e332580de23589c010000000c00000000000000701f1f6300"/64, 0x40, 0x4e0}, {&(0x7f0000010100)="0100000000000500110000000000000000000000040000003c00000000000000", 0x20, 0x560}, {&(0x7f0000010120)="0300000004000000090000000000000000002300"/32, 0x20, 0x640}, {&(0x7f0000010140)="030000001300000023000000ce000f0003000400"/32, 0x20, 0x800}, {&(0x7f0000010160)="fffffffffcff0700000000000000000000000000000000000000000000000080ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c6533000000110000009403090166696c652e636f6c64000000", 0x480, 0xc00}, {&(0x7f00000105e0)="0b0000000c0001022e00000002000000f40302022e2e00"/32, 0x20, 0x1400}, {&(0x7f0000010600)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\x00\x00\x00', 0x1b, 0x1800}, {&(0x7f0000010620)="00000000000400"/32, 0x20, 0x1c00}, {&(0x7f0000000040)="00000000000400"/32, 0x20, 0x2000}, {&(0x7f0000010660)="00000000000400"/32, 0x20, 0x2400}, {&(0x7f00000106a0)="00000000000400"/32, 0x20, 0x2c00}, {&(0x7f00000106c0)="00000000000400"/32, 0x20, 0x3000}, {&(0x7f0000000080)="00000000000400"/32, 0x20, 0x3400}, {&(0x7f0000010720)="00000000000400"/32, 0x20, 0x3c00}, {&(0x7f0000010740)="00000000000400"/32, 0x20, 0x4000}, {&(0x7f0000010760)="504d4d00504d4dff701f1f63000000006872757476696b2e632e676f6f676c6572732e636f6d0000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7032006e75782f746573742f73797a5f6d6f756e745f696d6167655f650500"/128, 0x80, 0x4400}, {&(0x7f00000107e0)="111fc0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x4800}, {&(0x7f0000010800)="ffff0100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300"/1056, 0x420, 0x4c00}, {&(0x7f0000010c20)="0400"/32, 0x20, 0x5400}, {&(0x7f0000010c40)="05000000e50888559900"/21, 0x15, 0x5800}, {&(0x7f0000010cc0)="0200"/32, 0x20, 0x6001}, {&(0x7f0000010ce0)="2719c0d901000000803a09008001000000010000000000000000000005000000", 0x20, 0x6400}, {&(0x7f0000010d00)="0300"/32, 0x20, 0x6800}, {&(0x7f0000010d20)="0400"/32, 0x20, 0x6c00}, {&(0x7f0000010d40)="05000000fa00"/27, 0x1b, 0x7001}, {&(0x7f0000010d60)="00000000000000000100000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000007000"/96, 0x60, 0x7400}, {&(0x7f0000010dc0)="0200"/32, 0x20, 0x7800}, {&(0x7f0000010de0)="0c0000000c0001022e000000020000000c0002022e2e00000d0000001000050166696c65300000000e000000d803050766696c653100"/64, 0x40, 0x7c00}, {&(0x7f0000010e20)="000002ea0100000001000000270f240c000000000000000000000000000000000601f8030000000006000000779b539778617474723100000601f00300000000060000007498539778617474723200"/96, 0x60, 0x8000}, {&(0x7f0000000840)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00xattr2\x00\x00xattr1\x00\x00', 0x20, 0x83e0}, {&(0x7f0000000880)="0000000000000000701f1f63701f1f63701f1f630000000010933555033a0000", 0x20, 0x8c00}, {&(0x7f0000010ec0)="ed41000000040000701f1f63701f1f63701f1f6300000000000004000200000000000800050000000af301000400000000000000000000000100000004000000", 0x40, 0x8c80}, {&(0x7f0000010f00)="8081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af303000400000000000000000000000100000012000000010000000100000018000000020000000400000014000000000000000000000000000000000000000000000000000000000000000000000000000000000000008081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af30300040000000000000000000000010000001900000001000000010000001e00000002000000040000001a00"/224, 0xe0, 0x8d00}, {&(0x7f0000010fe0)="c041000000300000701f1f63701f1f63701f1f0400000000000000001800000000000800000001000af301000400110000000009000000000c00000005000000", 0x40, 0x9101}, {&(0x7f0000011320)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x9c00}, {&(0x7f0000011760)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0xcc00}], 0x0, &(0x7f0000000140)={[{@barrier}, {@nodiscard}, {@test_dummy_encryption}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x7fff}}]}, 0x1) (async)
getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f00000000c0), &(0x7f00000001c0)=0x4) (async)

23:23:15 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x270501, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x270501, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

23:23:15 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1400, {0x29}}, 0x14}}, 0x0)

[  969.833388] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  969.843307] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  969.851200] EXT4-fs (loop3): Test dummy encryption mount option ignored
[  969.854773] FAULT_INJECTION: forcing a failure.
[  969.854773] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  969.871957] FAT-fs (loop1): FAT read failed (blocknr 32)
[  969.882942] CPU: 1 PID: 7572 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  969.890783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  969.900139] Call Trace:
[  969.902735]  dump_stack+0x1fc/0x2ef
[  969.906477]  should_fail.cold+0xa/0xf
[  969.906652] Quota error (device loop3): v2_read_file_info: Free block number too big (0 >= 0).
[  969.910278]  ? setup_fault_attr+0x200/0x200
[  969.910306]  __alloc_pages_nodemask+0x239/0x2890
[  969.910323]  ? kasan_kmalloc+0x139/0x160
[  969.910336]  ? __kmalloc_node+0x4c/0x70
[  969.910350]  ? blk_mq_alloc_rq_map+0x120/0x230
[  969.910362]  ? blk_mq_init_sched+0x219/0x730
[  969.910373]  ? elevator_init_mq+0xf0/0x180
[  969.910387]  ? blk_mq_init_allocated_queue+0xe1f/0x1300
[  969.910400]  ? blk_mq_init_queue+0x5c/0xa0
[  969.910413]  ? nbd_dev_add+0x2b9/0x890
[  969.910428]  ? genl_rcv_msg+0xbf/0x160
[  969.910444]  ? sock_sendmsg+0xc3/0x120
[  969.910456]  ? __x64_sys_sendmsg+0x132/0x220
[  969.910470]  ? do_syscall_64+0xf9/0x620
[  969.910486]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  969.910499]  ? gfp_pfmemalloc_allowed+0x150/0x150
[  969.910512]  ? setup_fault_attr+0x200/0x200
[  969.910527]  ? lock_acquire+0x170/0x3c0
[  969.910544]  ? check_preemption_disabled+0x41/0x280
[  969.910562]  ? should_fail+0x142/0x7b0
[  969.910580]  ? __lockdep_init_map+0x100/0x5a0
[  969.910597]  ? __lockdep_init_map+0x100/0x5a0
[  969.910613]  ? nbd_clear_que+0x160/0x160
[  969.910632]  blk_mq_alloc_rqs+0x242/0x800
[  969.910658]  blk_mq_init_sched+0x26c/0x730
[  969.910680]  elevator_init_mq+0xf0/0x180
[  969.910698]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  969.910724]  blk_mq_init_queue+0x5c/0xa0
[  969.910740]  nbd_dev_add+0x2b9/0x890
[  969.910758]  nbd_genl_connect+0x488/0x1630
[  969.910778]  ? nbd_xmit_timeout+0x730/0x730
[  969.910795]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  969.910812]  ? validate_nla+0x270/0x820
[  969.910831]  ? nla_parse+0x1b2/0x290
[  969.910850]  genl_family_rcv_msg+0x642/0xc40
[  969.910870]  ? genl_rcv+0x40/0x40
[  969.910883]  ? genl_rcv_msg+0x12f/0x160
[  969.910897]  ? mutex_trylock+0x1a0/0x1a0
[  969.910922]  ? __radix_tree_lookup+0x216/0x370
[  969.910943]  genl_rcv_msg+0xbf/0x160
[  969.910960]  netlink_rcv_skb+0x160/0x440
[  969.910976]  ? genl_family_rcv_msg+0xc40/0xc40
[  969.910991]  ? netlink_ack+0xae0/0xae0
[  969.911009]  ? genl_rcv+0x15/0x40
[  969.911030]  genl_rcv+0x24/0x40
[  969.911044]  netlink_unicast+0x4d5/0x690
[  969.911062]  ? netlink_sendskb+0x110/0x110
[  969.911075]  ? _copy_from_iter_full+0x229/0x7c0
[  969.911090]  ? __phys_addr_symbol+0x2c/0x70
[  969.911112]  ? __check_object_size+0x17b/0x3e0
[  969.911127]  netlink_sendmsg+0x6c3/0xc50
[  969.911144]  ? aa_af_perm+0x230/0x230
[  969.911156]  ? nlmsg_notify+0x1f0/0x1f0
[  969.911167]  ? kernel_recvmsg+0x220/0x220
[  969.911187]  ? nlmsg_notify+0x1f0/0x1f0
[  969.911200]  sock_sendmsg+0xc3/0x120
[  969.911214]  ___sys_sendmsg+0x7bb/0x8e0
[  969.911231]  ? check_preemption_disabled+0x41/0x280
[  969.927879] EXT4-fs warning (device loop3): ext4_enable_quotas:5883: Failed to enable quota tracking (type=1, err=-117). Please run e2fsck to fix.
[  969.929014]  ? copy_msghdr_from_user+0x440/0x440
[  969.929030]  ? __fget+0x32f/0x510
[  969.929049]  ? lock_downgrade+0x720/0x720
[  969.929067]  ? check_preemption_disabled+0x41/0x280
[  969.929085]  ? check_preemption_disabled+0x41/0x280
[  969.929108]  ? __fget+0x356/0x510
[  969.929123]  ? do_dup2+0x450/0x450
[  969.929135]  ? lock_downgrade+0x720/0x720
[  969.929151]  ? vfs_write+0x3d7/0x540
[  969.954920] EXT4-fs (loop3): mount failed
[  969.956613]  ? __fdget+0x1d0/0x230
[  969.956636]  __x64_sys_sendmsg+0x132/0x220
[  969.956651]  ? __sys_sendmsg+0x1b0/0x1b0
[  969.956662]  ? vfs_write+0x393/0x540
[  969.956695]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  970.241604]  ? trace_hardirqs_off_caller+0x6e/0x210
[  970.246640]  ? do_syscall_64+0x21/0x620
[  970.250625]  do_syscall_64+0xf9/0x620
[  970.254441]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  970.259640] RIP: 0033:0x7f1dcd3b15a9
[  970.263357] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
23:23:16 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x270501, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:16 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000002301000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:16 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000004800000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  970.282259] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  970.289989] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  970.297259] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  970.304521] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  970.311786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  970.319066] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1500, {0x29}}, 0x14}}, 0x0)

23:23:16 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 49)

[  970.371593] nbd: couldn't find device at index -1577385984
23:23:16 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))

23:23:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1600, {0x29}}, 0x14}}, 0x0)

23:23:16 executing program 3:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x41019, 0x27, &(0x7f0000000200)=[{&(0x7f0000011740)='syzkallers\x00-\x00'/32, 0x20, 0x9}, {&(0x7f0000010700)="000000000004000000000000", 0xc, 0x7f}, {&(0x7f0000010000)="20000000000100000c000000ce0000000f000000010000000000000000000000002000000020000020000000701f1f63701f1f630100ffff53ef010001000000701f1f63000000000000000001000000000000000b000000800000000800000052470000620100000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3234313932303435323000"/192, 0xc0, 0x400}, {&(0x7f00000100c0)="00000000000000000b0000003b3466cc1ea244158e332580de23589c010000000c00000000000000701f1f6300"/64, 0x40, 0x4e0}, {&(0x7f0000010100)="0100000000000500110000000000000000000000040000003c00000000000000", 0x20, 0x560}, {&(0x7f0000010120)="0300000004000000090000000000000000002300"/32, 0x20, 0x640}, {&(0x7f0000010140)="030000001300000023000000ce000f0003000400"/32, 0x20, 0x800}, {&(0x7f0000010160)="fffffffffcff0700000000000000000000000000000000000000000000000080ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff020000000c0001022e000000020000000c0002022e2e00000b00000014000a026c6f73742b666f756e6400000c0000001000050266696c65300000000f0000001000050166696c6531000000100000001000050166696c6532000000100000001000050166696c6533000000110000009403090166696c652e636f6c64000000", 0x480, 0xc00}, {&(0x7f00000105e0)="0b0000000c0001022e00000002000000f40302022e2e00"/32, 0x20, 0x1400}, {&(0x7f0000010600)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\x00\x00\x00', 0x1b, 0x1800}, {&(0x7f0000010620)="00000000000400"/32, 0x20, 0x1c00}, {&(0x7f0000000040)="00000000000400"/32, 0x20, 0x2000}, {&(0x7f0000010660)="00000000000400"/32, 0x20, 0x2400}, {&(0x7f00000106a0)="00000000000400"/32, 0x20, 0x2c00}, {&(0x7f00000106c0)="00000000000400"/32, 0x20, 0x3000}, {&(0x7f0000000080)="00000000000400"/32, 0x20, 0x3400}, {&(0x7f0000010720)="00000000000400"/32, 0x20, 0x3c00}, {&(0x7f0000010740)="00000000000400"/32, 0x20, 0x4000}, {&(0x7f0000010760)="504d4d00504d4dff701f1f63000000006872757476696b2e632e676f6f676c6572732e636f6d0000000000000000000000000000000000000000000000000000000000000000000000000000000000006c6f6f7032006e75782f746573742f73797a5f6d6f756e745f696d6167655f650500"/128, 0x80, 0x4400}, {&(0x7f00000107e0)="111fc0d901000000803a0900803a090000000000060000000000000005000000", 0x20, 0x4800}, {&(0x7f0000010800)="ffff0100ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300"/1056, 0x420, 0x4c00}, {&(0x7f0000010c20)="0400"/32, 0x20, 0x5400}, {&(0x7f0000010c40)="05000000e50888559900"/21, 0x15, 0x5800}, {&(0x7f0000010cc0)="0200"/32, 0x20, 0x6001}, {&(0x7f0000010ce0)="2719c0d901000000803a09008001000000010000000000000000000005000000", 0x20, 0x6400}, {&(0x7f0000010d00)="0300"/32, 0x20, 0x6800}, {&(0x7f0000010d20)="0400"/32, 0x20, 0x6c00}, {&(0x7f0000010d40)="05000000fa00"/27, 0x1b, 0x7001}, {&(0x7f0000010d60)="00000000000000000100000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000007000"/96, 0x60, 0x7400}, {&(0x7f0000010dc0)="0200"/32, 0x20, 0x7800}, {&(0x7f0000010de0)="0c0000000c0001022e000000020000000c0002022e2e00000d0000001000050166696c65300000000e000000d803050766696c653100"/64, 0x40, 0x7c00}, {&(0x7f0000010e20)="000002ea0100000001000000270f240c000000000000000000000000000000000601f8030000000006000000779b539778617474723100000601f00300000000060000007498539778617474723200"/96, 0x60, 0x8000}, {&(0x7f0000000840)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00xattr2\x00\x00xattr1\x00\x00', 0x20, 0x83e0}, {&(0x7f0000000880)="0000000000000000701f1f63701f1f63701f1f630000000010933555033a0000", 0x20, 0x8c00}, {&(0x7f0000010ec0)="ed41000000040000701f1f63701f1f63701f1f6300000000000004000200000000000800050000000af301000400000000000000000000000100000004000000", 0x40, 0x8c80}, {&(0x7f0000010f00)="8081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af303000400000000000000000000000100000012000000010000000100000018000000020000000400000014000000000000000000000000000000000000000000000000000000000000000000000000000000000000008081000000180000701f1f63701f1f63701f1f6300000000000001000c00000010000800000000000af30300040000000000000000000000010000001900000001000000010000001e00000002000000040000001a00"/224, 0xe0, 0x8d00}, {&(0x7f0000010fe0)="c041000000300000701f1f63701f1f63701f1f0400000000000000001800000000000800000001000af301000400110000000009000000000c00000005000000", 0x40, 0x9101}, {&(0x7f0000011320)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x9c00}, {&(0x7f0000011760)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0xcc00}], 0x0, &(0x7f0000000140)={[{@barrier}, {@nodiscard}, {@test_dummy_encryption}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0x7fff}}]}, 0x1)
getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f00000000c0), &(0x7f00000001c0)=0x4)

[  970.454736] FAULT_INJECTION: forcing a failure.
[  970.454736] name failslab, interval 1, probability 0, space 0, times 0
[  970.482623] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  970.485211] CPU: 1 PID: 7607 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  970.498784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  970.505840] FAT-fs (loop1): FAT read failed (blocknr 32)
[  970.508138] Call Trace:
[  970.508162]  dump_stack+0x1fc/0x2ef
[  970.508182]  should_fail.cold+0xa/0xf
[  970.508201]  ? setup_fault_attr+0x200/0x200
[  970.508219]  ? lock_acquire+0x170/0x3c0
[  970.531983]  __should_failslab+0x115/0x180
[  970.536240]  should_failslab+0x5/0x10
[  970.540058]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  970.545179]  elevator_alloc+0x7a/0x200
23:23:16 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000000000003f01000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  970.546604] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[  970.549078]  dd_init_queue+0x20/0x430
[  970.549097]  blk_mq_init_sched+0x395/0x730
[  970.549121]  elevator_init_mq+0xf0/0x180
[  970.549137]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  970.549160]  blk_mq_init_queue+0x5c/0xa0
[  970.549175]  nbd_dev_add+0x2b9/0x890
[  970.549192]  nbd_genl_connect+0x488/0x1630
[  970.549214]  ? nbd_xmit_timeout+0x730/0x730
[  970.592648]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  970.597864]  ? validate_nla+0x270/0x820
[  970.601858]  ? nla_parse+0x1b2/0x290
23:23:16 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000004c00000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  970.605602]  genl_family_rcv_msg+0x642/0xc40
[  970.610114]  ? genl_rcv+0x40/0x40
[  970.613586]  ? genl_rcv_msg+0x12f/0x160
[  970.617576]  ? mutex_trylock+0x1a0/0x1a0
[  970.621639]  ? __radix_tree_lookup+0x216/0x370
[  970.626299]  genl_rcv_msg+0xbf/0x160
[  970.630118]  netlink_rcv_skb+0x160/0x440
[  970.634183]  ? genl_family_rcv_msg+0xc40/0xc40
[  970.638766]  ? netlink_ack+0xae0/0xae0
[  970.642655]  ? genl_rcv+0x15/0x40
[  970.646098]  genl_rcv+0x24/0x40
[  970.649362]  netlink_unicast+0x4d5/0x690
[  970.653411]  ? netlink_sendskb+0x110/0x110
[  970.657635]  ? _copy_from_iter_full+0x229/0x7c0
[  970.662297]  ? __phys_addr_symbol+0x2c/0x70
[  970.666608]  ? __check_object_size+0x17b/0x3e0
[  970.671264]  netlink_sendmsg+0x6c3/0xc50
[  970.675319]  ? aa_af_perm+0x230/0x230
[  970.679178]  ? nlmsg_notify+0x1f0/0x1f0
[  970.683140]  ? kernel_recvmsg+0x220/0x220
[  970.687279]  ? nlmsg_notify+0x1f0/0x1f0
[  970.691240]  sock_sendmsg+0xc3/0x120
[  970.694944]  ___sys_sendmsg+0x7bb/0x8e0
[  970.698995]  ? check_preemption_disabled+0x41/0x280
[  970.704085]  ? copy_msghdr_from_user+0x440/0x440
[  970.708848]  ? __fget+0x32f/0x510
[  970.712302]  ? lock_downgrade+0x720/0x720
[  970.716437]  ? check_preemption_disabled+0x41/0x280
[  970.721452]  ? check_preemption_disabled+0x41/0x280
[  970.726471]  ? __fget+0x356/0x510
[  970.729927]  ? do_dup2+0x450/0x450
[  970.733472]  ? lock_downgrade+0x720/0x720
[  970.737611]  ? vfs_write+0x3d7/0x540
[  970.741315]  ? __fdget+0x1d0/0x230
[  970.744854]  __x64_sys_sendmsg+0x132/0x220
[  970.749188]  ? __sys_sendmsg+0x1b0/0x1b0
[  970.753252]  ? vfs_write+0x393/0x540
[  970.756964]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  970.762317]  ? trace_hardirqs_off_caller+0x6e/0x210
[  970.767493]  ? do_syscall_64+0x21/0x620
[  970.771469]  do_syscall_64+0xf9/0x620
[  970.775270]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  970.780450] RIP: 0033:0x7f1dcd3b15a9
[  970.784148] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  970.803033] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  970.810730] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  970.817982] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  970.825240] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  970.832505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  970.839790] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:16 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040)) (async)

[  970.853647] nbd: failed to add new device
23:23:16 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 50)

23:23:16 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000040))

23:23:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1700, {0x29}}, 0x14}}, 0x0)

[  970.879167] EXT4-fs (loop3): Test dummy encryption mount option ignored
[  970.919719] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  970.931339] Quota error (device loop3): v2_read_file_info: Free block number too big (0 >= 0).
23:23:16 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
pipe2$watch_queue(&(0x7f00000000c0), 0x80)
r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged_recursive\x00', 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

23:23:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1800, {0x29}}, 0x14}}, 0x0)

[  970.963932] FAT-fs (loop1): FAT read failed (blocknr 32)
[  970.971787] EXT4-fs warning (device loop3): ext4_enable_quotas:5883: Failed to enable quota tracking (type=1, err=-117). Please run e2fsck to fix.
[  970.987151] FAULT_INJECTION: forcing a failure.
[  970.987151] name failslab, interval 1, probability 0, space 0, times 0
[  971.007160] CPU: 1 PID: 7641 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  971.014204] EXT4-fs (loop3): mount failed
[  971.014985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  971.014991] Call Trace:
[  971.015011]  dump_stack+0x1fc/0x2ef
[  971.015031]  should_fail.cold+0xa/0xf
[  971.038562]  ? setup_fault_attr+0x200/0x200
[  971.042893]  ? lock_acquire+0x170/0x3c0
[  971.046891]  __should_failslab+0x115/0x180
[  971.051143]  should_failslab+0x5/0x10
[  971.054944]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  971.060050]  dd_init_queue+0x94/0x430
[  971.063845]  blk_mq_init_sched+0x395/0x730
[  971.068117]  elevator_init_mq+0xf0/0x180
[  971.072186]  blk_mq_init_allocated_queue+0xe1f/0x1300
[  971.077376]  blk_mq_init_queue+0x5c/0xa0
[  971.081436]  nbd_dev_add+0x2b9/0x890
[  971.085147]  nbd_genl_connect+0x488/0x1630
[  971.089383]  ? nbd_xmit_timeout+0x730/0x730
[  971.093700]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  971.098889]  ? validate_nla+0x270/0x820
[  971.102874]  ? nla_parse+0x1b2/0x290
[  971.106578]  genl_family_rcv_msg+0x642/0xc40
[  971.110991]  ? genl_rcv+0x40/0x40
[  971.114439]  ? genl_rcv_msg+0x12f/0x160
[  971.118407]  ? mutex_trylock+0x1a0/0x1a0
[  971.122467]  ? __radix_tree_lookup+0x216/0x370
[  971.127051]  genl_rcv_msg+0xbf/0x160
[  971.130774]  netlink_rcv_skb+0x160/0x440
[  971.134839]  ? genl_family_rcv_msg+0xc40/0xc40
[  971.139426]  ? netlink_ack+0xae0/0xae0
[  971.143321]  ? genl_rcv+0x15/0x40
[  971.146774]  genl_rcv+0x24/0x40
[  971.150052]  netlink_unicast+0x4d5/0x690
[  971.154111]  ? netlink_sendskb+0x110/0x110
[  971.159218]  ? _copy_from_iter_full+0x229/0x7c0
[  971.163887]  ? __phys_addr_symbol+0x2c/0x70
[  971.168200]  ? __check_object_size+0x17b/0x3e0
[  971.172864]  netlink_sendmsg+0x6c3/0xc50
[  971.176917]  ? aa_af_perm+0x230/0x230
[  971.180715]  ? nlmsg_notify+0x1f0/0x1f0
[  971.184681]  ? kernel_recvmsg+0x220/0x220
[  971.188839]  ? nlmsg_notify+0x1f0/0x1f0
[  971.192815]  sock_sendmsg+0xc3/0x120
[  971.196531]  ___sys_sendmsg+0x7bb/0x8e0
[  971.200506]  ? check_preemption_disabled+0x41/0x280
[  971.205515]  ? copy_msghdr_from_user+0x440/0x440
[  971.210281]  ? __fget+0x32f/0x510
[  971.213730]  ? lock_downgrade+0x720/0x720
[  971.217876]  ? check_preemption_disabled+0x41/0x280
[  971.222895]  ? check_preemption_disabled+0x41/0x280
[  971.227909]  ? __fget+0x356/0x510
[  971.231374]  ? do_dup2+0x450/0x450
[  971.234940]  ? lock_downgrade+0x720/0x720
[  971.239088]  ? vfs_write+0x3d7/0x540
[  971.242810]  ? __fdget+0x1d0/0x230
[  971.246340]  __x64_sys_sendmsg+0x132/0x220
[  971.250569]  ? __sys_sendmsg+0x1b0/0x1b0
[  971.254626]  ? vfs_write+0x393/0x540
[  971.258336]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  971.263709]  ? trace_hardirqs_off_caller+0x6e/0x210
[  971.268745]  ? do_syscall_64+0x21/0x620
[  971.272720]  do_syscall_64+0xf9/0x620
[  971.276514]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  971.281699] RIP: 0033:0x7f1dcd3b15a9
[  971.285405] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  971.304298] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
23:23:17 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
pipe2$watch_queue(&(0x7f00000000c0), 0x80) (async)
r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged_recursive\x00', 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  971.312007] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  971.319286] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  971.326658] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  971.334086] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  971.341360] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
23:23:17 executing program 1:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00100120000200004000f8000010000200000000005252614101000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

[  971.370279] nbd: failed to add new device
23:23:17 executing program 3:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
r1 = gettid()
perf_event_open(0x0, r1, 0x0, 0xffffffffffffffff, 0xb)
sched_setaffinity(r1, 0x8, &(0x7f0000000000)=0x7)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240))
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r4 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e20, @multicast1}, 0x10)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000002380)={<r5=>0xffffffffffffffff})
ioctl$sock_ifreq(r5, 0x8923, &(0x7f0000000080)={'bridge0\x00', @ifru_settings={0x4, 0x4000, @fr_pvc_info=&(0x7f0000000280)={0x7, 'veth1_macvtap\x00'}}})
sendto$inet(r4, &(0x7f0000000140), 0xffffffffffffff58, 0x20008005, &(0x7f0000000100)={0x2, 0x4e20}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x11, 0x8, &(0x7f0000000500)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80)
gettid()
recvfrom(r4, &(0x7f0000000480)=""/110, 0xfffffe32, 0x700, 0x0, 0xfffffffffffffecb)

23:23:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000ff00000001000000040007800c0002000000000000000000080001000000fba1"], 0x2c}}, 0x0) (fail_nth: 51)

23:23:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1900, {0x29}}, 0x14}}, 0x0)

[  971.402301] FAT-fs (loop5): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
23:23:17 executing program 5:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x20000, 0xd, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366212d9b00080120000200004000f8000010000200000000006000000001000000000000000200000001000600"/63, 0x3f}, {&(0x7f0000010180)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x3f}, {&(0x7f0000010060)='RRaA\x00'/32, 0x20, 0x800}, {&(0x7f0000010080)="00000000727241611400008f000000000055aa", 0x13, 0x9e0}, {&(0x7f00000100a0)="601c6d6b646f7366212d9b00080120000200004000f80000100002000000000000000000010000000000000002000000010006000000000000000000000000008000"/96, 0x60, 0x3000}, {&(0x7f0000010100)='RRaA\x00'/32, 0x20, 0x37fe}, {&(0x7f0000010120)="00000000727241611d00000002000000000000000000000000000000000055aa", 0x20, 0x39e0}, {&(0x7f0000010140)="f8ffff0fffffff0fffffff0fffffff0fffffff0fffffff0f0700000008000000090000000a000000ffffff0fffffff0f00"/64, 0x40, 0x10000}, {&(0x7f00000005c0)="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", 0x120, 0x11000}, {&(0x7f0000000500)="2e202020202020202020201000b71460225bb1bb9158fb023b06382167947e732c552c3d000014602c550300000000002e2e2020202020202020201000b714602c552c5500001421bf5dd5602c5500000000000041660069006c00650030000f00fc0400ffffffffffffffffffff0000ffff9fff46494c45302020202020202000b714602c552c55000014602c5504001a040000", 0x94, 0x11800}, {&(0x7f0000010360)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x12000}, {&(0x7f0000010780)="73797a6b616c6c6572730000000000000050d9a75e47e8cdabeb", 0x1a, 0x12800}, {&(0x7f00000107a0)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x15800}], 0x800, &(0x7f0000010820), 0x81)

23:23:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1)
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f00000006c0)={0x14, r2, 0x301, 0x0, 0x1a00, {0x29}}, 0x14}}, 0x0)

23:23:17 executing program 0:
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
pipe2$watch_queue(&(0x7f00000000c0), 0x80)
r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged_recursive\x00', 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080))
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))
openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) (async)
pipe2$watch_queue(&(0x7f00000000c0), 0x80) (async)
openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged_recursive\x00', 0x0, 0x0) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r1, 0x80083313, &(0x7f0000000080)) (async)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000)) (async)

[  971.475949] FAULT_INJECTION: forcing a failure.
[  971.475949] name failslab, interval 1, probability 0, space 0, times 0
[  971.501032] CPU: 0 PID: 7664 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  971.508972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  971.518355] Call Trace:
[  971.520958]  dump_stack+0x1fc/0x2ef
[  971.528696]  should_fail.cold+0xa/0xf
[  971.532519]  ? setup_fault_attr+0x200/0x200
[  971.536855]  ? lock_acquire+0x170/0x3c0
[  971.540860]  __should_failslab+0x115/0x180
[  971.545106]  should_failslab+0x5/0x10
[  971.548903]  kmem_cache_alloc_trace+0x284/0x380
[  971.553581]  device_create_groups_vargs+0x8a/0x270
[  971.558527]  device_create+0xdf/0x120
[  971.562349]  ? device_create_vargs+0x50/0x50
[  971.566784]  ? pointer+0x850/0x850
[  971.570346]  bdi_register_va.part.0+0x4c/0x750
[  971.574939]  bdi_register+0x12a/0x140
[  971.578930]  ? bdi_register_va+0x80/0x80
[  971.582997]  ? vsnprintf+0x2cc/0x14f0
[  971.586786]  bdi_register_owner+0x59/0x100
[  971.591079]  __device_add_disk+0xd58/0x10c0
[  971.595535]  ? sprintf+0xc0/0x100
[  971.598984]  ? blk_alloc_devt+0x2d0/0x2d0
[  971.603142]  ? __lockdep_init_map+0x100/0x5a0
[  971.607636]  ? __lockdep_init_map+0x100/0x5a0
[  971.612124]  nbd_dev_add+0x6a9/0x890
[  971.615830]  nbd_genl_connect+0x488/0x1630
[  971.620084]  ? nbd_xmit_timeout+0x730/0x730
[  971.624412]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  971.629593]  ? validate_nla+0x270/0x820
[  971.633573]  ? nla_parse+0x1b2/0x290
[  971.637307]  genl_family_rcv_msg+0x642/0xc40
[  971.641756]  ? genl_rcv+0x40/0x40
[  971.645213]  ? genl_rcv_msg+0x12f/0x160
[  971.649187]  ? mutex_trylock+0x1a0/0x1a0
[  971.653246]  ? __radix_tree_lookup+0x216/0x370
[  971.657871]  genl_rcv_msg+0xbf/0x160
[  971.661600]  netlink_rcv_skb+0x160/0x440
[  971.665665]  ? genl_family_rcv_msg+0xc40/0xc40
[  971.670240]  ? netlink_ack+0xae0/0xae0
[  971.674130]  ? genl_rcv+0x15/0x40
[  971.677588]  genl_rcv+0x24/0x40
[  971.680871]  netlink_unicast+0x4d5/0x690
[  971.685104]  ? netlink_sendskb+0x110/0x110
[  971.689358]  ? _copy_from_iter_full+0x229/0x7c0
[  971.694042]  ? __phys_addr_symbol+0x2c/0x70
[  971.698350]  ? __check_object_size+0x17b/0x3e0
[  971.702939]  netlink_sendmsg+0x6c3/0xc50
[  971.707002]  ? aa_af_perm+0x230/0x230
[  971.710789]  ? nlmsg_notify+0x1f0/0x1f0
[  971.714744]  ? kernel_recvmsg+0x220/0x220
[  971.718897]  ? nlmsg_notify+0x1f0/0x1f0
[  971.722871]  sock_sendmsg+0xc3/0x120
[  971.726848]  ___sys_sendmsg+0x7bb/0x8e0
[  971.730820]  ? check_preemption_disabled+0x41/0x280
[  971.735830]  ? copy_msghdr_from_user+0x440/0x440
[  971.740590]  ? __fget+0x32f/0x510
[  971.744058]  ? lock_downgrade+0x720/0x720
[  971.748322]  ? check_preemption_disabled+0x41/0x280
[  971.753461]  ? check_preemption_disabled+0x41/0x280
[  971.758488]  ? __fget+0x356/0x510
[  971.761956]  ? do_dup2+0x450/0x450
[  971.765495]  ? lock_downgrade+0x720/0x720
[  971.769644]  ? vfs_write+0x3d7/0x540
[  971.773345]  ? __fdget+0x1d0/0x230
[  971.776875]  __x64_sys_sendmsg+0x132/0x220
[  971.781106]  ? __sys_sendmsg+0x1b0/0x1b0
[  971.785162]  ? vfs_write+0x393/0x540
[  971.788891]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  971.794255]  ? trace_hardirqs_off_caller+0x6e/0x210
[  971.799299]  ? do_syscall_64+0x21/0x620
[  971.803259]  do_syscall_64+0xf9/0x620
[  971.807052]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  971.812241] RIP: 0033:0x7f1dcd3b15a9
[  971.816029] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  971.835058] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  971.842812] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  971.850083] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  971.857375] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  971.864633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
23:23:17 executing program 0:
ioctl$SG_SET_RESERVED_SIZE(0xffffffffffffffff, 0x2275, &(0x7f0000000040)=0x7)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r1 = syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2)
ioctl$VIDIOC_S_FREQUENCY(r1, 0x402c5639, &(0x7f0000000080)={0x7, 0x5})
mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x100000a, 0x10, r1, 0x665cd000)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000000))

[  971.871889] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  971.896785] ------------[ cut here ]------------
[  971.913375] FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[  971.919876] WARNING: CPU: 0 PID: 7664 at block/genhd.c:719 __device_add_disk.cold+0x69/0x188
[  971.930304] Kernel panic - not syncing: panic_on_warn set ...
[  971.930304] 
[  971.937685] CPU: 0 PID: 7664 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0
[  971.945485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
[  971.954856] Call Trace:
[  971.957462]  dump_stack+0x1fc/0x2ef
[  971.961109]  panic+0x26a/0x50e
[  971.964321]  ? __warn_printk+0xf3/0xf3
[  971.966399] FAT-fs (loop1): FAT read failed (blocknr 32)
[  971.968243]  ? __device_add_disk.cold+0x69/0x188
[  971.968260]  ? __probe_kernel_read+0x130/0x1b0
[  971.968275]  ? __warn.cold+0x5/0x5a
[  971.968292]  ? __device_add_disk.cold+0x69/0x188
[  971.968306]  __warn.cold+0x20/0x5a
[  971.968322]  ? io_schedule_timeout+0x140/0x140
[  971.999670]  ? __device_add_disk.cold+0x69/0x188
[  972.004446]  report_bug+0x262/0x2b0
[  972.008085]  do_error_trap+0x1d7/0x310
[  972.011996]  ? math_error+0x310/0x310
[  972.015836]  ? __irq_work_queue_local+0x101/0x160
[  972.020702]  ? irq_work_queue+0x29/0x80
[  972.024690]  ? error_entry+0x72/0xd0
[  972.028422]  ? trace_hardirqs_off_caller+0x6e/0x210
[  972.033455]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  972.038320]  invalid_op+0x14/0x20
[  972.041873] RIP: 0010:__device_add_disk.cold+0x69/0x188
[  972.047243] Code: 02 84 c0 74 08 3c 03 0f 8e a8 00 00 00 44 8b a5 f0 05 00 00 e9 67 ad 6a fb e8 05 45 66 f9 48 c7 c7 60 75 b2 88 e8 64 76 f7 ff <0f> 0b e9 8f b9 6a fb e8 ed 44 66 f9 48 c7 c7 60 75 b2 88 e8 4c 76
[  972.066204] RSP: 0018:ffff888096aa7488 EFLAGS: 00010282
[  972.071683] RAX: 0000000000000024 RBX: 0000000000000001 RCX: 0000000000000000
[  972.079000] RDX: 0000000000040000 RSI: ffffffff814dff01 RDI: ffffed1012d54e83
[  972.086377] RBP: ffff888099224e80 R08: 0000000000000024 R09: 0000000000000000
[  972.093663] R10: 0000000000000005 R11: 0000000000000000 R12: ffff888099224f10
[  972.100933] R13: ffff888099225510 R14: 00000000fffffff4 R15: ffff888099224e84
[  972.108209]  ? vprintk_func+0x81/0x180
[  972.112100]  ? __device_add_disk.cold+0x69/0x188
[  972.116946]  ? sprintf+0xc0/0x100
[  972.120411]  ? blk_alloc_devt+0x2d0/0x2d0
[  972.124630]  ? __lockdep_init_map+0x100/0x5a0
[  972.129134]  ? __lockdep_init_map+0x100/0x5a0
[  972.133646]  nbd_dev_add+0x6a9/0x890
[  972.137611]  nbd_genl_connect+0x488/0x1630
[  972.141847]  ? nbd_xmit_timeout+0x730/0x730
[  972.146160]  ? __sanitizer_cov_trace_switch+0x4b/0x80
[  972.151482]  ? validate_nla+0x270/0x820
[  972.155453]  ? nla_parse+0x1b2/0x290
[  972.159237]  genl_family_rcv_msg+0x642/0xc40
[  972.163646]  ? genl_rcv+0x40/0x40
[  972.167084]  ? genl_rcv_msg+0x12f/0x160
[  972.171063]  ? mutex_trylock+0x1a0/0x1a0
[  972.175291]  ? __radix_tree_lookup+0x216/0x370
[  972.179958]  genl_rcv_msg+0xbf/0x160
[  972.183670]  netlink_rcv_skb+0x160/0x440
[  972.187718]  ? genl_family_rcv_msg+0xc40/0xc40
[  972.192300]  ? netlink_ack+0xae0/0xae0
[  972.196192]  ? genl_rcv+0x15/0x40
[  972.199637]  genl_rcv+0x24/0x40
[  972.202905]  netlink_unicast+0x4d5/0x690
[  972.206957]  ? netlink_sendskb+0x110/0x110
[  972.211182]  ? _copy_from_iter_full+0x229/0x7c0
[  972.215845]  ? __phys_addr_symbol+0x2c/0x70
[  972.220165]  ? __check_object_size+0x17b/0x3e0
[  972.224751]  netlink_sendmsg+0x6c3/0xc50
[  972.228808]  ? aa_af_perm+0x230/0x230
[  972.232623]  ? nlmsg_notify+0x1f0/0x1f0
[  972.236600]  ? kernel_recvmsg+0x220/0x220
[  972.240745]  ? nlmsg_notify+0x1f0/0x1f0
[  972.244705]  sock_sendmsg+0xc3/0x120
[  972.248416]  ___sys_sendmsg+0x7bb/0x8e0
[  972.252395]  ? check_preemption_disabled+0x41/0x280
[  972.257663]  ? copy_msghdr_from_user+0x440/0x440
[  972.262436]  ? __fget+0x32f/0x510
[  972.265910]  ? lock_downgrade+0x720/0x720
[  972.270067]  ? check_preemption_disabled+0x41/0x280
[  972.275073]  ? check_preemption_disabled+0x41/0x280
[  972.280077]  ? __fget+0x356/0x510
[  972.283649]  ? do_dup2+0x450/0x450
[  972.287186]  ? lock_downgrade+0x720/0x720
[  972.291329]  ? vfs_write+0x3d7/0x540
[  972.295157]  ? __fdget+0x1d0/0x230
[  972.298705]  __x64_sys_sendmsg+0x132/0x220
[  972.302942]  ? __sys_sendmsg+0x1b0/0x1b0
[  972.307005]  ? vfs_write+0x393/0x540
[  972.310736]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  972.316093]  ? trace_hardirqs_off_caller+0x6e/0x210
[  972.321102]  ? do_syscall_64+0x21/0x620
[  972.325063]  do_syscall_64+0xf9/0x620
[  972.328857]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  972.334035] RIP: 0033:0x7f1dcd3b15a9
[  972.337755] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
[  972.356843] RSP: 002b:00007f1dcb924168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  972.364552] RAX: ffffffffffffffda RBX: 00007f1dcd4d1f80 RCX: 00007f1dcd3b15a9
[  972.371811] RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000004
[  972.379066] RBP: 00007f1dcb9241d0 R08: 0000000000000000 R09: 0000000000000000
[  972.386341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  972.393601] R13: 00007ffd9410aaff R14: 00007f1dcb924300 R15: 0000000000022000
[  972.401210] Kernel Offset: disabled
[  972.405067] Rebooting in 86400 seconds..