f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x210, 0x2, 0x0) 11:38:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x210, 0x2, 0x0) 11:38:29 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x216, 0x2, 0x0) 11:38:29 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1f7, 0x2, 0x0) 11:38:29 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 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, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 395.912544] FAULT_INJECTION: forcing a failure. [ 395.912544] name failslab, interval 1, probability 0, space 0, times 0 [ 395.955300] CPU: 0 PID: 26302 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 395.963234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 395.972595] Call Trace: [ 395.975200] dump_stack+0x1fc/0x2ef [ 395.978851] should_fail.cold+0xa/0xf [ 395.982665] ? setup_fault_attr+0x200/0x200 [ 395.986996] ? lock_acquire+0x170/0x3c0 [ 395.990986] __should_failslab+0x115/0x180 [ 395.995236] should_failslab+0x5/0x10 [ 395.999043] kmem_cache_alloc+0x277/0x370 [ 396.003224] __d_alloc+0x2b/0xa10 [ 396.006698] d_alloc_pseudo+0x19/0x70 [ 396.010508] alloc_file_pseudo+0xc6/0x250 [ 396.014666] ? alloc_file+0x4d0/0x4d0 [ 396.018482] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 396.024188] ? shmem_get_inode+0x44c/0x8d0 [ 396.028442] __shmem_file_setup.part.0+0x102/0x2b0 [ 396.033385] shmem_file_setup+0x61/0x90 [ 396.037366] __se_sys_memfd_create+0x26b/0x440 [ 396.041957] ? memfd_file_seals_ptr+0x150/0x150 [ 396.046632] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.052005] ? trace_hardirqs_off_caller+0x6e/0x210 [ 396.057037] ? do_syscall_64+0x21/0x620 [ 396.061027] do_syscall_64+0xf9/0x620 [ 396.064841] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.070033] RIP: 0033:0x466019 [ 396.073229] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 396.092136] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 11:38:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x211, 0x2, 0x0) 11:38:29 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1f8, 0x2, 0x0) 11:38:29 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x217, 0x2, 0x0) 11:38:29 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x211, 0x2, 0x0) 11:38:29 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 396.099845] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000466019 [ 396.107107] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004bbe8a [ 396.114371] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 396.121623] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 396.128900] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 11:38:29 executing program 0 (fault-call:0 fault-nth:3): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:29 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:29 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x212, 0x2, 0x0) 11:38:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x212, 0x2, 0x0) 11:38:29 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x218, 0x2, 0x0) [ 396.341100] FAULT_INJECTION: forcing a failure. [ 396.341100] name failslab, interval 1, probability 0, space 0, times 0 [ 396.392313] CPU: 1 PID: 26333 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 396.400488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 396.409860] Call Trace: [ 396.413416] dump_stack+0x1fc/0x2ef [ 396.417060] should_fail.cold+0xa/0xf [ 396.420875] ? setup_fault_attr+0x200/0x200 [ 396.425213] ? lock_acquire+0x170/0x3c0 [ 396.429207] __should_failslab+0x115/0x180 [ 396.433458] should_failslab+0x5/0x10 [ 396.437272] kmem_cache_alloc+0x277/0x370 [ 396.441435] __alloc_file+0x21/0x330 [ 396.445161] alloc_empty_file+0x6d/0x170 [ 396.449239] alloc_file+0x5e/0x4d0 [ 396.452796] alloc_file_pseudo+0x165/0x250 [ 396.457042] ? alloc_file+0x4d0/0x4d0 [ 396.460857] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 396.466489] ? shmem_get_inode+0x44c/0x8d0 [ 396.470741] __shmem_file_setup.part.0+0x102/0x2b0 [ 396.475685] shmem_file_setup+0x61/0x90 [ 396.479673] __se_sys_memfd_create+0x26b/0x440 [ 396.484268] ? memfd_file_seals_ptr+0x150/0x150 [ 396.488948] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 396.494320] ? trace_hardirqs_off_caller+0x6e/0x210 [ 396.499343] ? do_syscall_64+0x21/0x620 [ 396.503329] do_syscall_64+0xf9/0x620 [ 396.507139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 396.512332] RIP: 0033:0x466019 [ 396.515532] 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 bc ff ff ff f7 d8 64 89 01 48 [ 396.534435] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 11:38:29 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1f9, 0x2, 0x0) 11:38:30 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x219, 0x2, 0x0) 11:38:30 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1fa, 0x2, 0x0) 11:38:30 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x213, 0x2, 0x0) [ 396.542154] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000466019 [ 396.549427] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004bbe8a [ 396.556698] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 396.563970] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 [ 396.571246] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 11:38:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:30 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21a, 0x2, 0x0) 11:38:30 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x214, 0x2, 0x0) 11:38:30 executing program 0 (fault-call:0 fault-nth:4): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:30 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1fb, 0x2, 0x0) 11:38:30 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x213, 0x2, 0x0) 11:38:30 executing program 1: socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:30 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21b, 0x2, 0x0) 11:38:30 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x215, 0x2, 0x0) [ 396.984341] FAULT_INJECTION: forcing a failure. [ 396.984341] name failslab, interval 1, probability 0, space 0, times 0 [ 397.030582] CPU: 1 PID: 26392 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 397.038498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.047858] Call Trace: [ 397.050465] dump_stack+0x1fc/0x2ef [ 397.054108] should_fail.cold+0xa/0xf [ 397.057924] ? setup_fault_attr+0x200/0x200 [ 397.062262] ? lock_acquire+0x170/0x3c0 [ 397.066259] __should_failslab+0x115/0x180 [ 397.070519] should_failslab+0x5/0x10 [ 397.074329] kmem_cache_alloc_trace+0x284/0x380 [ 397.079014] apparmor_file_alloc_security+0x394/0xad0 [ 397.084223] ? apparmor_file_receive+0x160/0x160 [ 397.088990] ? __alloc_file+0x21/0x330 [ 397.092892] security_file_alloc+0x40/0x90 [ 397.097145] __alloc_file+0xc9/0x330 [ 397.100874] alloc_empty_file+0x6d/0x170 [ 397.104953] alloc_file+0x5e/0x4d0 [ 397.108510] alloc_file_pseudo+0x165/0x250 [ 397.112756] ? alloc_file+0x4d0/0x4d0 [ 397.116570] ? lockdep_annotate_inode_mutex_key+0x43/0x130 [ 397.122207] ? shmem_get_inode+0x44c/0x8d0 [ 397.126462] __shmem_file_setup.part.0+0x102/0x2b0 [ 397.131413] shmem_file_setup+0x61/0x90 [ 397.135398] __se_sys_memfd_create+0x26b/0x440 [ 397.139993] ? memfd_file_seals_ptr+0x150/0x150 [ 397.144673] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 397.150052] ? trace_hardirqs_off_caller+0x6e/0x210 [ 397.155080] ? do_syscall_64+0x21/0x620 [ 397.159073] do_syscall_64+0xf9/0x620 [ 397.162890] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.168087] RIP: 0033:0x466019 [ 397.171292] 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 bc ff ff ff f7 d8 64 89 01 48 [ 397.190210] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 397.197925] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000466019 [ 397.205202] RDX: 00000000000120c0 RSI: 0000000000000000 RDI: 00000000004bbe8a [ 397.212478] RBP: 0000000000000004 R08: 0000000000009060 R09: ffffffffffffffff [ 397.219758] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000008100000 11:38:30 executing program 1: socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:30 executing program 1: socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:30 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1fc, 0x2, 0x0) 11:38:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) 11:38:30 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1fd, 0x2, 0x0) [ 397.227032] R13: 0000000020000100 R14: 0000000000040000 R15: 0000000020000580 11:38:30 executing program 0 (fault-call:0 fault-nth:5): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:30 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x214, 0x2, 0x0) 11:38:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) 11:38:30 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21c, 0x2, 0x0) 11:38:30 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x216, 0x2, 0x0) [ 397.386272] FAULT_INJECTION: forcing a failure. [ 397.386272] name fail_page_alloc, interval 1, probability 0, space 0, times 0 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) [ 397.446669] CPU: 1 PID: 26419 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 397.454587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 397.463939] Call Trace: [ 397.466545] dump_stack+0x1fc/0x2ef [ 397.470187] should_fail.cold+0xa/0xf [ 397.473998] ? lock_acquire+0x170/0x3c0 [ 397.477978] ? setup_fault_attr+0x200/0x200 [ 397.482312] __alloc_pages_nodemask+0x239/0x2890 [ 397.487061] ? __lock_acquire+0x6de/0x3ff0 [ 397.491287] ? static_obj+0x50/0x50 [ 397.494904] ? __lock_acquire+0x6de/0x3ff0 [ 397.499124] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 397.503952] ? __lock_acquire+0x6de/0x3ff0 [ 397.508176] ? deref_stack_reg+0x134/0x1d0 [ 397.512399] ? mark_held_locks+0xf0/0xf0 [ 397.516450] ? mark_held_locks+0xf0/0xf0 [ 397.520522] alloc_pages_vma+0xf2/0x780 [ 397.524502] shmem_alloc_page+0x11c/0x1f0 [ 397.528745] ? shmem_swapin+0x220/0x220 [ 397.532728] ? percpu_counter_add_batch+0x126/0x180 [ 397.537739] ? __vm_enough_memory+0x316/0x650 [ 397.542234] shmem_alloc_and_acct_page+0x15a/0x850 [ 397.547162] shmem_getpage_gfp+0x4e9/0x37f0 [ 397.551490] ? shmem_alloc_and_acct_page+0x850/0x850 [ 397.556585] ? mark_held_locks+0xa6/0xf0 [ 397.560637] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 397.565816] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 397.570996] shmem_write_begin+0xff/0x1e0 [ 397.575138] generic_perform_write+0x1f8/0x4d0 [ 397.579715] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 397.584371] ? current_time+0x1c0/0x1c0 [ 397.588337] ? lock_acquire+0x170/0x3c0 [ 397.592300] __generic_file_write_iter+0x24b/0x610 [ 397.597218] generic_file_write_iter+0x3f8/0x730 [ 397.601967] __vfs_write+0x51b/0x770 [ 397.605669] ? kernel_read+0x110/0x110 [ 397.609552] ? check_preemption_disabled+0x41/0x280 [ 397.614562] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 397.619568] vfs_write+0x1f3/0x540 [ 397.623100] __x64_sys_pwrite64+0x1f7/0x250 [ 397.627412] ? ksys_pwrite64+0x1a0/0x1a0 [ 397.631474] ? trace_hardirqs_off_caller+0x6e/0x210 [ 397.636476] ? do_syscall_64+0x21/0x620 [ 397.640440] do_syscall_64+0xf9/0x620 [ 397.644234] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 397.649409] RIP: 0033:0x4196b7 [ 397.652589] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 397.671475] RSP: 002b:00007f13b5926f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 397.679169] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 00000000004196b7 [ 397.686422] RDX: 000000000000010c RSI: 0000000020010000 RDI: 0000000000000004 11:38:31 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21d, 0x2, 0x0) 11:38:31 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1fe, 0x2, 0x0) [ 397.693678] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 397.700931] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 [ 397.708187] R13: 0000000000000004 R14: 0000000020000200 R15: 0000000000000000 11:38:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x215, 0x2, 0x0) 11:38:31 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x217, 0x2, 0x0) 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 11:38:31 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21e, 0x2, 0x0) [ 397.981077] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 11:38:31 executing program 0 (fault-call:0 fault-nth:6): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:31 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x201, 0x2, 0x0) 11:38:31 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x218, 0x2, 0x0) 11:38:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x216, 0x2, 0x0) 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 11:38:31 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21f, 0x2, 0x0) 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) [ 398.151811] FAULT_INJECTION: forcing a failure. [ 398.151811] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 398.190829] CPU: 1 PID: 26470 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 398.198748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.208106] Call Trace: [ 398.210709] dump_stack+0x1fc/0x2ef [ 398.214358] should_fail.cold+0xa/0xf [ 398.218298] ? lock_acquire+0x170/0x3c0 [ 398.222284] ? setup_fault_attr+0x200/0x200 [ 398.226630] __alloc_pages_nodemask+0x239/0x2890 [ 398.231401] ? __lock_acquire+0x6de/0x3ff0 [ 398.235653] ? __lock_acquire+0x6de/0x3ff0 [ 398.239900] ? __lock_acquire+0x6de/0x3ff0 [ 398.244146] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 398.249006] ? __lock_acquire+0x6de/0x3ff0 [ 398.253262] ? static_obj+0x50/0x50 [ 398.256901] ? mark_held_locks+0xf0/0xf0 [ 398.260985] alloc_pages_vma+0xf2/0x780 [ 398.264975] shmem_alloc_page+0x11c/0x1f0 [ 398.269136] ? shmem_swapin+0x220/0x220 [ 398.273139] ? percpu_counter_add_batch+0x126/0x180 [ 398.278167] ? __vm_enough_memory+0x316/0x650 [ 398.282679] shmem_alloc_and_acct_page+0x15a/0x850 [ 398.287630] shmem_getpage_gfp+0x4e9/0x37f0 [ 398.291979] ? shmem_alloc_and_acct_page+0x850/0x850 [ 398.297095] ? mark_held_locks+0xa6/0xf0 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 398.301171] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 398.306377] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 398.311580] shmem_write_begin+0xff/0x1e0 [ 398.315748] generic_perform_write+0x1f8/0x4d0 [ 398.320358] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 398.325038] ? current_time+0x1c0/0x1c0 [ 398.329032] ? lock_acquire+0x170/0x3c0 [ 398.333017] __generic_file_write_iter+0x24b/0x610 [ 398.337985] generic_file_write_iter+0x3f8/0x730 [ 398.342762] __vfs_write+0x51b/0x770 [ 398.346484] ? kernel_read+0x110/0x110 11:38:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 11:38:31 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x219, 0x2, 0x0) [ 398.350390] ? check_preemption_disabled+0x41/0x280 [ 398.355424] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 398.360458] vfs_write+0x1f3/0x540 [ 398.364018] __x64_sys_pwrite64+0x1f7/0x250 [ 398.368347] ? ksys_pwrite64+0x1a0/0x1a0 [ 398.372424] ? trace_hardirqs_off_caller+0x6e/0x210 [ 398.377452] ? do_syscall_64+0x21/0x620 [ 398.381444] do_syscall_64+0xf9/0x620 [ 398.385260] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.390459] RIP: 0033:0x4196b7 [ 398.393662] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 398.412566] RSP: 002b:00007f13b5926f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 398.420283] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 00000000004196b7 [ 398.427565] RDX: 000000000000009e RSI: 0000000020000400 RDI: 0000000000000004 [ 398.434839] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 398.442144] R10: 0000000000009060 R11: 0000000000000293 R12: 0000000000000004 11:38:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x217, 0x2, 0x0) [ 398.449439] R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 [ 398.526931] EXT4-fs error (device loop0): ext4_fill_super:4446: inode #2: comm syz-executor.0: iget: root inode unallocated [ 398.538844] EXT4-fs (loop0): get root inode failed [ 398.543797] EXT4-fs (loop0): mount failed 11:38:32 executing program 0 (fault-call:0 fault-nth:7): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:32 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21a, 0x2, 0x0) 11:38:32 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x202, 0x2, 0x0) 11:38:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x218, 0x2, 0x0) 11:38:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:32 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x220, 0x2, 0x0) [ 398.737921] FAULT_INJECTION: forcing a failure. [ 398.737921] name failslab, interval 1, probability 0, space 0, times 0 [ 398.749620] CPU: 0 PID: 26519 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 398.757509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 398.766862] Call Trace: [ 398.769463] dump_stack+0x1fc/0x2ef [ 398.773101] should_fail.cold+0xa/0xf [ 398.776920] ? setup_fault_attr+0x200/0x200 [ 398.781256] ? __lock_acquire+0x6de/0x3ff0 [ 398.785507] __should_failslab+0x115/0x180 [ 398.789778] should_failslab+0x5/0x10 [ 398.793590] kmem_cache_alloc+0x3f/0x370 [ 398.797669] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 398.803395] radix_tree_extend+0x191/0x4b0 [ 398.807649] __radix_tree_create+0x448/0x540 [ 398.812080] __radix_tree_insert+0xbb/0x5f0 [ 398.816418] ? __radix_tree_create+0x540/0x540 [ 398.821014] ? lock_acquire+0x170/0x3c0 [ 398.825002] ? shmem_add_to_page_cache+0x306/0xbb0 [ 398.829956] shmem_add_to_page_cache+0x616/0xbb0 [ 398.834718] ? shmem_recalc_inode+0x310/0x310 [ 398.839219] ? __radix_tree_preload+0x1fe/0x280 [ 398.843881] shmem_getpage_gfp+0x2004/0x37f0 [ 398.848303] ? shmem_alloc_and_acct_page+0x850/0x850 [ 398.853397] ? mark_held_locks+0xa6/0xf0 [ 398.857447] ? ktime_get_coarse_real_ts64+0x1c7/0x290 [ 398.862626] ? iov_iter_fault_in_readable+0x1fc/0x3f0 [ 398.867807] shmem_write_begin+0xff/0x1e0 [ 398.871949] generic_perform_write+0x1f8/0x4d0 [ 398.876544] ? filemap_page_mkwrite+0x2f0/0x2f0 [ 398.881200] ? current_time+0x1c0/0x1c0 [ 398.885167] ? lock_acquire+0x170/0x3c0 [ 398.889131] __generic_file_write_iter+0x24b/0x610 [ 398.894052] generic_file_write_iter+0x3f8/0x730 [ 398.898801] __vfs_write+0x51b/0x770 [ 398.902503] ? kernel_read+0x110/0x110 [ 398.906398] ? check_preemption_disabled+0x41/0x280 [ 398.911408] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 398.916413] vfs_write+0x1f3/0x540 [ 398.919943] __x64_sys_pwrite64+0x1f7/0x250 [ 398.924373] ? ksys_pwrite64+0x1a0/0x1a0 [ 398.928431] ? trace_hardirqs_off_caller+0x6e/0x210 [ 398.933436] ? do_syscall_64+0x21/0x620 [ 398.937402] do_syscall_64+0xf9/0x620 [ 398.941193] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 398.946376] RIP: 0033:0x4196b7 [ 398.949659] Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b [ 398.968544] RSP: 002b:00007f13b5926f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 398.976238] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 00000000004196b7 11:38:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:32 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21b, 0x2, 0x0) [ 398.983491] RDX: 000000000000009e RSI: 0000000020000400 RDI: 0000000000000004 [ 398.990746] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffffffffffffff [ 398.998000] R10: 0000000000009060 R11: 0000000000000293 R12: 0000000000000004 [ 399.005254] R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 11:38:32 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x203, 0x2, 0x0) 11:38:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x219, 0x2, 0x0) [ 399.084643] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:32 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x221, 0x2, 0x0) 11:38:32 executing program 0 (fault-call:0 fault-nth:8): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:32 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x204, 0x2, 0x0) 11:38:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:32 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21c, 0x2, 0x0) 11:38:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21a, 0x2, 0x0) [ 399.336917] FAULT_INJECTION: forcing a failure. [ 399.336917] name failslab, interval 1, probability 0, space 0, times 0 [ 399.383695] CPU: 0 PID: 26554 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 399.391615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.400974] Call Trace: [ 399.403585] dump_stack+0x1fc/0x2ef [ 399.407227] should_fail.cold+0xa/0xf [ 399.411042] ? setup_fault_attr+0x200/0x200 [ 399.415376] ? lock_acquire+0x170/0x3c0 [ 399.419371] __should_failslab+0x115/0x180 [ 399.423620] should_failslab+0x5/0x10 [ 399.427433] kmem_cache_alloc+0x277/0x370 [ 399.431603] getname_flags+0xce/0x590 [ 399.435425] do_sys_open+0x26c/0x520 [ 399.439151] ? filp_open+0x70/0x70 [ 399.442970] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 399.448346] ? trace_hardirqs_off_caller+0x6e/0x210 [ 399.453374] ? do_syscall_64+0x21/0x620 [ 399.457364] do_syscall_64+0xf9/0x620 [ 399.461180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 399.466372] RIP: 0033:0x419604 11:38:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401}, 0x20}}, 0x0) 11:38:33 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21d, 0x2, 0x0) 11:38:33 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x205, 0x2, 0x0) 11:38:33 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x222, 0x2, 0x0) [ 399.469575] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 399.488484] RSP: 002b:00007f13b5926ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 399.496294] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000419604 [ 399.503575] RDX: 0000000000000002 RSI: 00007f13b5927000 RDI: 00000000ffffff9c [ 399.510951] RBP: 00007f13b5927000 R08: 0000000000000000 R09: ffffffffffffffff [ 399.518223] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 399.525497] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401}, 0x20}}, 0x0) 11:38:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21b, 0x2, 0x0) 11:38:33 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21e, 0x2, 0x0) 11:38:33 executing program 0 (fault-call:0 fault-nth:9): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:33 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x223, 0x2, 0x0) 11:38:33 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x206, 0x2, 0x0) 11:38:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21c, 0x2, 0x0) 11:38:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401}, 0x20}}, 0x0) 11:38:33 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21f, 0x2, 0x0) [ 399.908734] FAULT_INJECTION: forcing a failure. [ 399.908734] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 399.920590] CPU: 1 PID: 26602 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 399.928479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 399.937834] Call Trace: [ 399.940437] dump_stack+0x1fc/0x2ef [ 399.944078] should_fail.cold+0xa/0xf [ 399.947896] ? setup_fault_attr+0x200/0x200 [ 399.952230] ? do_writepages+0x290/0x290 11:38:33 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x224, 0x2, 0x0) [ 399.956299] ? unlock_page+0x13d/0x230 [ 399.960205] __alloc_pages_nodemask+0x239/0x2890 [ 399.964978] ? generic_perform_write+0x36c/0x4d0 [ 399.969752] ? __lock_acquire+0x6de/0x3ff0 [ 399.974009] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 399.978868] ? lock_downgrade+0x720/0x720 [ 399.983021] ? lock_acquire+0x170/0x3c0 [ 399.987023] ? perf_trace_lock_acquire+0xef/0x530 [ 399.991890] ? HARDIRQ_verbose+0x10/0x10 [ 399.995969] cache_grow_begin+0xa4/0x8a0 [ 400.000058] ? setup_fault_attr+0x200/0x200 [ 400.004390] ? lock_acquire+0x170/0x3c0 [ 400.008377] cache_alloc_refill+0x273/0x340 [ 400.012704] kmem_cache_alloc+0x346/0x370 [ 400.016848] getname_flags+0xce/0x590 [ 400.020640] do_sys_open+0x26c/0x520 [ 400.024340] ? filp_open+0x70/0x70 [ 400.027872] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.033222] ? trace_hardirqs_off_caller+0x6e/0x210 [ 400.038226] ? do_syscall_64+0x21/0x620 [ 400.042192] do_syscall_64+0xf9/0x620 [ 400.045983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.051157] RIP: 0033:0x419604 [ 400.054338] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 400.073234] RSP: 002b:00007f13b5926ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 400.080930] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000419604 [ 400.088186] RDX: 0000000000000002 RSI: 00007f13b5927000 RDI: 00000000ffffff9c [ 400.095442] RBP: 00007f13b5927000 R08: 0000000000000000 R09: ffffffffffffffff 11:38:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21d, 0x2, 0x0) 11:38:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) [ 400.102696] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 400.109949] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:33 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x220, 0x2, 0x0) 11:38:33 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x207, 0x2, 0x0) 11:38:33 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x225, 0x2, 0x0) [ 400.363022] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:34 executing program 0 (fault-call:0 fault-nth:10): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21e, 0x2, 0x0) 11:38:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) 11:38:34 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x221, 0x2, 0x0) 11:38:34 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x226, 0x2, 0x0) 11:38:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x208, 0x2, 0x0) 11:38:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x209, 0x2, 0x0) 11:38:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) 11:38:34 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x227, 0x2, 0x0) [ 400.596205] FAULT_INJECTION: forcing a failure. [ 400.596205] name failslab, interval 1, probability 0, space 0, times 0 [ 400.669190] CPU: 0 PID: 26659 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 400.677114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 400.686476] Call Trace: [ 400.689081] dump_stack+0x1fc/0x2ef [ 400.692729] should_fail.cold+0xa/0xf [ 400.696554] ? setup_fault_attr+0x200/0x200 [ 400.700886] ? lock_acquire+0x170/0x3c0 [ 400.704883] __should_failslab+0x115/0x180 [ 400.709158] should_failslab+0x5/0x10 [ 400.712975] kmem_cache_alloc_trace+0x284/0x380 [ 400.717659] apparmor_file_alloc_security+0x394/0xad0 [ 400.722980] ? apparmor_file_receive+0x160/0x160 [ 400.727858] ? __alloc_file+0x21/0x330 [ 400.731767] security_file_alloc+0x40/0x90 [ 400.736015] __alloc_file+0xc9/0x330 [ 400.739746] alloc_empty_file+0x6d/0x170 [ 400.743822] path_openat+0xe9/0x2df0 [ 400.747548] ? __lock_acquire+0x6de/0x3ff0 [ 400.751810] ? path_lookupat+0x8d0/0x8d0 [ 400.755887] ? mark_held_locks+0xf0/0xf0 [ 400.759962] ? mark_held_locks+0xf0/0xf0 [ 400.764051] do_filp_open+0x18c/0x3f0 [ 400.767859] ? may_open_dev+0xf0/0xf0 [ 400.771672] ? __alloc_fd+0x28d/0x570 [ 400.775486] ? lock_downgrade+0x720/0x720 [ 400.779639] ? lock_acquire+0x170/0x3c0 [ 400.783618] ? __alloc_fd+0x34/0x570 [ 400.787358] ? do_raw_spin_unlock+0x171/0x230 [ 400.791865] ? _raw_spin_unlock+0x29/0x40 [ 400.796023] ? __alloc_fd+0x28d/0x570 [ 400.799843] do_sys_open+0x3b3/0x520 [ 400.803570] ? filp_open+0x70/0x70 [ 400.807123] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 400.812498] ? trace_hardirqs_off_caller+0x6e/0x210 [ 400.817525] ? do_syscall_64+0x21/0x620 [ 400.821507] do_syscall_64+0xf9/0x620 [ 400.825318] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 400.830515] RIP: 0033:0x419604 [ 400.833725] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 400.852720] RSP: 002b:00007f13b5926ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 400.860437] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000419604 11:38:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21f, 0x2, 0x0) 11:38:34 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x222, 0x2, 0x0) 11:38:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20a, 0x2, 0x0) [ 400.867713] RDX: 0000000000000002 RSI: 00007f13b5927000 RDI: 00000000ffffff9c [ 400.874989] RBP: 00007f13b5927000 R08: 0000000000000000 R09: ffffffffffffffff [ 400.882268] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 400.889561] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:34 executing program 0 (fault-call:0 fault-nth:11): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:34 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x228, 0x2, 0x0) 11:38:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x220, 0x2, 0x0) 11:38:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8}]}}}]}, 0x3c}}, 0x0) 11:38:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20b, 0x2, 0x0) 11:38:34 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x223, 0x2, 0x0) [ 401.111479] FAULT_INJECTION: forcing a failure. [ 401.111479] name failslab, interval 1, probability 0, space 0, times 0 11:38:34 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x229, 0x2, 0x0) [ 401.164251] CPU: 1 PID: 26703 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 401.172176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.181533] Call Trace: [ 401.184133] dump_stack+0x1fc/0x2ef [ 401.187780] should_fail.cold+0xa/0xf [ 401.191603] ? setup_fault_attr+0x200/0x200 [ 401.195936] ? lock_acquire+0x170/0x3c0 [ 401.199933] __should_failslab+0x115/0x180 [ 401.204171] should_failslab+0x5/0x10 [ 401.207962] kmem_cache_alloc_trace+0x284/0x380 [ 401.212627] apparmor_file_alloc_security+0x394/0xad0 [ 401.217812] ? apparmor_file_receive+0x160/0x160 [ 401.222556] ? __alloc_file+0x21/0x330 [ 401.226437] security_file_alloc+0x40/0x90 [ 401.230663] __alloc_file+0xc9/0x330 [ 401.234367] alloc_empty_file+0x6d/0x170 [ 401.238421] path_openat+0xe9/0x2df0 [ 401.242122] ? __lock_acquire+0x6de/0x3ff0 [ 401.246353] ? path_lookupat+0x8d0/0x8d0 [ 401.250404] ? mark_held_locks+0xf0/0xf0 [ 401.254459] do_filp_open+0x18c/0x3f0 [ 401.258257] ? may_open_dev+0xf0/0xf0 [ 401.262048] ? __alloc_fd+0x28d/0x570 [ 401.265838] ? lock_downgrade+0x720/0x720 [ 401.269972] ? lock_acquire+0x170/0x3c0 [ 401.273944] ? __alloc_fd+0x34/0x570 [ 401.277647] ? do_raw_spin_unlock+0x171/0x230 [ 401.282126] ? _raw_spin_unlock+0x29/0x40 [ 401.286259] ? __alloc_fd+0x28d/0x570 [ 401.290053] do_sys_open+0x3b3/0x520 [ 401.293757] ? filp_open+0x70/0x70 [ 401.297288] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 401.302655] ? trace_hardirqs_off_caller+0x6e/0x210 [ 401.307660] ? do_syscall_64+0x21/0x620 [ 401.311624] do_syscall_64+0xf9/0x620 [ 401.315433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.320607] RIP: 0033:0x419604 [ 401.323792] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 401.342679] RSP: 002b:00007f13b5926ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 401.350373] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000419604 [ 401.357629] RDX: 0000000000000002 RSI: 00007f13b5927000 RDI: 00000000ffffff9c 11:38:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8}]}}}]}, 0x3c}}, 0x0) 11:38:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20c, 0x2, 0x0) 11:38:35 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x224, 0x2, 0x0) [ 401.364885] RBP: 00007f13b5927000 R08: 0000000000000000 R09: ffffffffffffffff [ 401.372145] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 401.379398] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8}]}}}]}, 0x3c}}, 0x0) 11:38:35 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x221, 0x2, 0x0) 11:38:35 executing program 0 (fault-call:0 fault-nth:12): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:35 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22a, 0x2, 0x0) 11:38:35 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20d, 0x2, 0x0) 11:38:35 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x225, 0x2, 0x0) 11:38:35 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x222, 0x2, 0x0) 11:38:35 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x3, 0x2) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, &(0x7f0000000180)) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 401.739044] FAULT_INJECTION: forcing a failure. [ 401.739044] name failslab, interval 1, probability 0, space 0, times 0 [ 401.796324] CPU: 1 PID: 26750 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 401.804247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.813605] Call Trace: [ 401.816210] dump_stack+0x1fc/0x2ef [ 401.819852] should_fail.cold+0xa/0xf [ 401.823666] ? setup_fault_attr+0x200/0x200 [ 401.827999] ? lock_acquire+0x170/0x3c0 [ 401.831992] __should_failslab+0x115/0x180 [ 401.836232] should_failslab+0x5/0x10 [ 401.840025] kmem_cache_alloc_trace+0x284/0x380 [ 401.844683] ? loop_info64_to_compat+0x5e0/0x5e0 [ 401.849440] __kthread_create_on_node+0xd2/0x410 [ 401.854193] ? kthread_parkme+0xa0/0xa0 [ 401.858154] ? lo_ioctl+0x1bb/0x20e0 [ 401.861863] ? __mutex_lock+0x3a8/0x1260 [ 401.865912] ? lock_downgrade+0x720/0x720 [ 401.870051] ? loop_info64_to_compat+0x5e0/0x5e0 [ 401.874795] kthread_create_on_node+0xbb/0xf0 [ 401.879279] ? __kthread_create_on_node+0x410/0x410 [ 401.884280] ? __fget+0x356/0x510 [ 401.887724] ? do_dup2+0x450/0x450 [ 401.891252] ? __lockdep_init_map+0x100/0x5a0 [ 401.895738] ? __lockdep_init_map+0x100/0x5a0 [ 401.900223] lo_ioctl+0xae5/0x20e0 [ 401.903754] ? loop_set_status64+0x110/0x110 [ 401.908153] blkdev_ioctl+0x5cb/0x1a80 [ 401.912030] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.917467] ? blkpg_ioctl+0x9d0/0x9d0 [ 401.921354] ? mark_held_locks+0xf0/0xf0 [ 401.925419] ? perf_trace_lock_acquire+0xef/0x530 [ 401.930250] ? debug_check_no_obj_freed+0x201/0x490 [ 401.935254] ? HARDIRQ_verbose+0x10/0x10 [ 401.939302] block_ioctl+0xe9/0x130 [ 401.942912] ? blkdev_fallocate+0x3f0/0x3f0 [ 401.947228] do_vfs_ioctl+0xcdb/0x12e0 [ 401.951105] ? lock_downgrade+0x720/0x720 [ 401.955236] ? check_preemption_disabled+0x41/0x280 [ 401.960238] ? ioctl_preallocate+0x200/0x200 [ 401.964636] ? __fget+0x356/0x510 [ 401.968079] ? do_dup2+0x450/0x450 [ 401.971604] ? do_sys_open+0x2bf/0x520 [ 401.975483] ksys_ioctl+0x9b/0xc0 [ 401.978942] __x64_sys_ioctl+0x6f/0xb0 [ 401.982815] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 401.987389] do_syscall_64+0xf9/0x620 [ 401.991178] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.996352] RIP: 0033:0x465dd7 [ 401.999532] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.018418] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 402.026115] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 402.033371] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 11:38:35 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20e, 0x2, 0x0) 11:38:35 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22b, 0x2, 0x0) 11:38:35 executing program 1 (fault-call:1 fault-nth:0): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 402.040624] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 402.047878] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 402.055134] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:35 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x223, 0x2, 0x0) 11:38:35 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x226, 0x2, 0x0) 11:38:35 executing program 0 (fault-call:0 fault-nth:13): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:35 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x20f, 0x2, 0x0) [ 402.253766] FAULT_INJECTION: forcing a failure. [ 402.253766] name failslab, interval 1, probability 0, space 0, times 0 [ 402.278954] CPU: 1 PID: 26777 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 402.286875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.296233] Call Trace: [ 402.298835] dump_stack+0x1fc/0x2ef 11:38:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 402.302480] should_fail.cold+0xa/0xf [ 402.306299] ? setup_fault_attr+0x200/0x200 [ 402.310631] ? lock_acquire+0x170/0x3c0 [ 402.314622] __should_failslab+0x115/0x180 [ 402.318865] should_failslab+0x5/0x10 [ 402.322680] kmem_cache_alloc+0x277/0x370 [ 402.326841] __kernfs_new_node+0xd2/0x680 [ 402.331002] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 402.335761] ? _raw_spin_unlock_irq+0x5a/0x80 [ 402.340248] ? __cpu_to_node+0x7b/0xa0 [ 402.344130] ? mark_held_locks+0xf0/0xf0 [ 402.348202] ? perf_trace_lock_acquire+0xef/0x530 [ 402.353034] ? set_user_nice.part.0+0x3b9/0xab0 [ 402.357699] kernfs_create_dir_ns+0x9e/0x230 [ 402.362097] internal_create_group+0x1c1/0xb20 [ 402.366670] ? sysfs_remove_link_from_group+0x70/0x70 [ 402.371845] ? lock_downgrade+0x720/0x720 [ 402.375988] lo_ioctl+0xf7c/0x20e0 [ 402.379530] ? loop_set_status64+0x110/0x110 [ 402.383927] blkdev_ioctl+0x5cb/0x1a80 [ 402.387801] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.393151] ? blkpg_ioctl+0x9d0/0x9d0 [ 402.397028] ? mark_held_locks+0xf0/0xf0 [ 402.401077] ? perf_trace_lock_acquire+0xef/0x530 [ 402.405906] ? debug_check_no_obj_freed+0x201/0x490 [ 402.410913] ? HARDIRQ_verbose+0x10/0x10 [ 402.414961] block_ioctl+0xe9/0x130 [ 402.418573] ? blkdev_fallocate+0x3f0/0x3f0 [ 402.422888] do_vfs_ioctl+0xcdb/0x12e0 [ 402.426761] ? lock_downgrade+0x720/0x720 [ 402.430897] ? check_preemption_disabled+0x41/0x280 [ 402.435901] ? ioctl_preallocate+0x200/0x200 [ 402.440298] ? __fget+0x356/0x510 [ 402.443741] ? do_dup2+0x450/0x450 [ 402.447267] ? do_sys_open+0x2bf/0x520 [ 402.451147] ksys_ioctl+0x9b/0xc0 [ 402.454587] __x64_sys_ioctl+0x6f/0xb0 [ 402.458461] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 402.463032] do_syscall_64+0xf9/0x620 [ 402.466823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.472009] RIP: 0033:0x465dd7 [ 402.475188] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 402.494083] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 11:38:36 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22c, 0x2, 0x0) 11:38:36 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x227, 0x2, 0x0) 11:38:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x224, 0x2, 0x0) [ 402.501783] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 402.509046] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 402.516303] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 402.523561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 402.530817] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 402.608522] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:36 executing program 0 (fault-call:0 fault-nth:14): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:36 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x228, 0x2, 0x0) 11:38:36 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22d, 0x2, 0x0) 11:38:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x225, 0x2, 0x0) 11:38:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:36 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x210, 0x2, 0x0) [ 402.829104] FAULT_INJECTION: forcing a failure. [ 402.829104] name failslab, interval 1, probability 0, space 0, times 0 [ 402.868888] CPU: 0 PID: 26823 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 11:38:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x226, 0x2, 0x0) 11:38:36 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x229, 0x2, 0x0) [ 402.876808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 402.886175] Call Trace: [ 402.888775] dump_stack+0x1fc/0x2ef [ 402.892420] should_fail.cold+0xa/0xf [ 402.896233] ? setup_fault_attr+0x200/0x200 [ 402.900564] ? lock_acquire+0x170/0x3c0 [ 402.904559] __should_failslab+0x115/0x180 [ 402.908804] should_failslab+0x5/0x10 [ 402.912597] kmem_cache_alloc+0x277/0x370 [ 402.916753] __kernfs_new_node+0xd2/0x680 [ 402.920919] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 402.925684] ? kernfs_activate+0x2c/0x1d0 11:38:36 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22e, 0x2, 0x0) [ 402.929842] ? lock_downgrade+0x720/0x720 [ 402.933999] ? kernfs_add_one+0x51/0x4c0 [ 402.938078] ? __mutex_add_waiter+0x160/0x160 [ 402.942592] ? __mutex_unlock_slowpath+0xea/0x610 [ 402.947458] kernfs_new_node+0x92/0x120 [ 402.951449] __kernfs_create_file+0x51/0x340 [ 402.955868] sysfs_add_file_mode_ns+0x226/0x540 [ 402.960544] internal_create_group+0x355/0xb20 [ 402.965121] ? sysfs_remove_link_from_group+0x70/0x70 [ 402.970321] ? lock_downgrade+0x720/0x720 [ 402.974470] lo_ioctl+0xf7c/0x20e0 [ 402.978002] ? loop_set_status64+0x110/0x110 [ 402.982402] blkdev_ioctl+0x5cb/0x1a80 [ 402.986276] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 402.991631] ? blkpg_ioctl+0x9d0/0x9d0 [ 402.995522] ? mark_held_locks+0xf0/0xf0 [ 402.999574] ? perf_trace_lock_acquire+0xef/0x530 [ 403.004406] ? debug_check_no_obj_freed+0x201/0x490 [ 403.009425] ? HARDIRQ_verbose+0x10/0x10 [ 403.013474] block_ioctl+0xe9/0x130 [ 403.017087] ? blkdev_fallocate+0x3f0/0x3f0 [ 403.021400] do_vfs_ioctl+0xcdb/0x12e0 [ 403.025277] ? lock_downgrade+0x720/0x720 [ 403.029414] ? check_preemption_disabled+0x41/0x280 [ 403.034419] ? ioctl_preallocate+0x200/0x200 [ 403.038818] ? __fget+0x356/0x510 [ 403.042258] ? do_dup2+0x450/0x450 [ 403.045787] ? do_sys_open+0x2bf/0x520 [ 403.049667] ksys_ioctl+0x9b/0xc0 [ 403.053111] __x64_sys_ioctl+0x6f/0xb0 [ 403.056988] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 403.061560] do_syscall_64+0xf9/0x620 [ 403.065365] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.070545] RIP: 0033:0x465dd7 [ 403.073728] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 403.092701] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 403.100404] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 403.107658] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 403.114913] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 403.122169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 11:38:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 403.129428] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 403.187596] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:36 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x211, 0x2, 0x0) 11:38:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:36 executing program 0 (fault-call:0 fault-nth:15): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x227, 0x2, 0x0) 11:38:36 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22a, 0x2, 0x0) 11:38:36 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22f, 0x2, 0x0) 11:38:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:37 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x212, 0x2, 0x0) [ 403.529077] FAULT_INJECTION: forcing a failure. [ 403.529077] name failslab, interval 1, probability 0, space 0, times 0 [ 403.550222] CPU: 1 PID: 26881 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 403.558142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 403.567590] Call Trace: [ 403.570192] dump_stack+0x1fc/0x2ef [ 403.573838] should_fail.cold+0xa/0xf 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 403.577657] ? setup_fault_attr+0x200/0x200 [ 403.581989] ? lock_acquire+0x170/0x3c0 [ 403.585984] __should_failslab+0x115/0x180 [ 403.590234] should_failslab+0x5/0x10 [ 403.594040] kmem_cache_alloc+0x277/0x370 [ 403.598199] __kernfs_new_node+0xd2/0x680 [ 403.602363] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 403.607137] ? __mutex_unlock_slowpath+0xea/0x610 [ 403.612001] ? wait_for_completion_io+0x10/0x10 [ 403.616688] ? kernfs_next_descendant_post+0x19c/0x290 [ 403.621983] kernfs_new_node+0x92/0x120 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 403.625975] __kernfs_create_file+0x51/0x340 [ 403.630399] sysfs_add_file_mode_ns+0x226/0x540 [ 403.635082] internal_create_group+0x355/0xb20 [ 403.639684] ? sysfs_remove_link_from_group+0x70/0x70 [ 403.644887] ? lock_downgrade+0x720/0x720 [ 403.649058] lo_ioctl+0xf7c/0x20e0 [ 403.652610] ? loop_set_status64+0x110/0x110 [ 403.657029] blkdev_ioctl+0x5cb/0x1a80 [ 403.660925] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.666297] ? blkpg_ioctl+0x9d0/0x9d0 [ 403.670198] ? mark_held_locks+0xf0/0xf0 [ 403.674276] ? perf_trace_lock_acquire+0xef/0x530 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xa, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 403.679131] ? debug_check_no_obj_freed+0x201/0x490 [ 403.684164] ? HARDIRQ_verbose+0x10/0x10 [ 403.688235] block_ioctl+0xe9/0x130 [ 403.691871] ? blkdev_fallocate+0x3f0/0x3f0 [ 403.696204] do_vfs_ioctl+0xcdb/0x12e0 [ 403.700101] ? lock_downgrade+0x720/0x720 [ 403.704254] ? check_preemption_disabled+0x41/0x280 [ 403.709301] ? ioctl_preallocate+0x200/0x200 [ 403.713723] ? __fget+0x356/0x510 [ 403.717187] ? do_dup2+0x450/0x450 [ 403.720734] ? do_sys_open+0x2bf/0x520 [ 403.724643] ksys_ioctl+0x9b/0xc0 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xe, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 403.728111] __x64_sys_ioctl+0x6f/0xb0 [ 403.732014] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 403.736602] do_syscall_64+0xf9/0x620 [ 403.740414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 403.745609] RIP: 0033:0x465dd7 [ 403.748816] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 403.767724] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 403.775441] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 403.782717] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 403.789992] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 403.797262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 403.804518] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:37 executing program 0 (fault-call:0 fault-nth:16): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xf, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:37 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x213, 0x2, 0x0) 11:38:37 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x230, 0x2, 0x0) 11:38:37 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22b, 0x2, 0x0) 11:38:37 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x228, 0x2, 0x0) [ 403.873057] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 404.010547] FAULT_INJECTION: forcing a failure. [ 404.010547] name failslab, interval 1, probability 0, space 0, times 0 [ 404.025408] CPU: 0 PID: 26934 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 404.033306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.042660] Call Trace: [ 404.045385] dump_stack+0x1fc/0x2ef [ 404.049040] should_fail.cold+0xa/0xf [ 404.052860] ? setup_fault_attr+0x200/0x200 [ 404.057197] ? lock_acquire+0x170/0x3c0 [ 404.061200] __should_failslab+0x115/0x180 [ 404.065452] should_failslab+0x5/0x10 [ 404.069278] kmem_cache_alloc+0x277/0x370 [ 404.073435] __kernfs_new_node+0xd2/0x680 [ 404.077592] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 404.082367] ? __mutex_unlock_slowpath+0xea/0x610 [ 404.087221] ? wait_for_completion_io+0x10/0x10 [ 404.091912] ? kernfs_next_descendant_post+0x19c/0x290 [ 404.097207] kernfs_new_node+0x92/0x120 [ 404.101192] __kernfs_create_file+0x51/0x340 [ 404.105617] sysfs_add_file_mode_ns+0x226/0x540 11:38:37 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x231, 0x2, 0x0) 11:38:37 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x214, 0x2, 0x0) [ 404.110294] internal_create_group+0x355/0xb20 [ 404.114877] ? sysfs_remove_link_from_group+0x70/0x70 [ 404.120066] ? lock_downgrade+0x720/0x720 [ 404.124218] lo_ioctl+0xf7c/0x20e0 [ 404.127770] ? loop_set_status64+0x110/0x110 [ 404.132161] blkdev_ioctl+0x5cb/0x1a80 [ 404.136033] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.141382] ? blkpg_ioctl+0x9d0/0x9d0 [ 404.145256] ? mark_held_locks+0xf0/0xf0 [ 404.149319] ? perf_trace_lock_acquire+0xef/0x530 [ 404.154159] ? debug_check_no_obj_freed+0x201/0x490 [ 404.159197] ? HARDIRQ_verbose+0x10/0x10 [ 404.163281] block_ioctl+0xe9/0x130 [ 404.166893] ? blkdev_fallocate+0x3f0/0x3f0 [ 404.171221] do_vfs_ioctl+0xcdb/0x12e0 [ 404.175090] ? lock_downgrade+0x720/0x720 [ 404.179239] ? check_preemption_disabled+0x41/0x280 [ 404.184249] ? ioctl_preallocate+0x200/0x200 [ 404.188643] ? __fget+0x356/0x510 [ 404.192090] ? do_dup2+0x450/0x450 [ 404.195611] ? do_sys_open+0x2bf/0x520 [ 404.199504] ksys_ioctl+0x9b/0xc0 [ 404.202953] __x64_sys_ioctl+0x6f/0xb0 [ 404.206836] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 404.211413] do_syscall_64+0xf9/0x620 [ 404.215197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.220381] RIP: 0033:0x465dd7 [ 404.223566] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 404.242630] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 404.250324] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 11:38:37 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22c, 0x2, 0x0) 11:38:37 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x229, 0x2, 0x0) 11:38:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x10, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 404.257586] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 404.264844] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 404.272092] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 404.279350] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 404.333191] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:38 executing program 0 (fault-call:0 fault-nth:17): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:38 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x215, 0x2, 0x0) 11:38:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x12, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:38 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22d, 0x2, 0x0) 11:38:38 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x232, 0x2, 0x0) 11:38:38 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22a, 0x2, 0x0) 11:38:38 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22b, 0x2, 0x0) [ 404.569637] FAULT_INJECTION: forcing a failure. [ 404.569637] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 404.581485] CPU: 0 PID: 26971 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 404.589371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 404.598726] Call Trace: [ 404.601322] dump_stack+0x1fc/0x2ef [ 404.604942] should_fail.cold+0xa/0xf [ 404.608753] ? setup_fault_attr+0x200/0x200 [ 404.613095] ? is_bpf_text_address+0xfc/0x1b0 [ 404.617613] ? kernel_text_address+0xbd/0xf0 [ 404.622040] __alloc_pages_nodemask+0x239/0x2890 [ 404.626840] ? __lock_acquire+0x6de/0x3ff0 [ 404.631098] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 404.635949] ? mark_held_locks+0xf0/0xf0 [ 404.640118] ? perf_trace_lock_acquire+0xef/0x530 [ 404.644988] ? HARDIRQ_verbose+0x10/0x10 [ 404.649059] ? HARDIRQ_verbose+0x10/0x10 [ 404.653128] cache_grow_begin+0xa4/0x8a0 [ 404.657182] ? setup_fault_attr+0x200/0x200 [ 404.661491] ? lock_acquire+0x170/0x3c0 [ 404.665455] cache_alloc_refill+0x273/0x340 [ 404.669782] kmem_cache_alloc+0x346/0x370 [ 404.673921] __kernfs_new_node+0xd2/0x680 [ 404.678063] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 404.682810] ? __mutex_unlock_slowpath+0xea/0x610 [ 404.687655] ? wait_for_completion_io+0x10/0x10 [ 404.692315] ? kernfs_next_descendant_post+0x19c/0x290 [ 404.697588] kernfs_new_node+0x92/0x120 [ 404.701556] __kernfs_create_file+0x51/0x340 [ 404.705955] sysfs_add_file_mode_ns+0x226/0x540 [ 404.710627] internal_create_group+0x355/0xb20 [ 404.715200] ? sysfs_remove_link_from_group+0x70/0x70 [ 404.720383] ? lock_downgrade+0x720/0x720 [ 404.724541] lo_ioctl+0xf7c/0x20e0 [ 404.728084] ? loop_set_status64+0x110/0x110 [ 404.732604] blkdev_ioctl+0x5cb/0x1a80 [ 404.736484] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.741835] ? blkpg_ioctl+0x9d0/0x9d0 [ 404.745711] ? mark_held_locks+0xf0/0xf0 [ 404.749776] ? perf_trace_lock_acquire+0xef/0x530 [ 404.754616] ? debug_check_no_obj_freed+0x201/0x490 [ 404.759623] ? HARDIRQ_verbose+0x10/0x10 [ 404.763689] block_ioctl+0xe9/0x130 [ 404.767317] ? blkdev_fallocate+0x3f0/0x3f0 [ 404.771632] do_vfs_ioctl+0xcdb/0x12e0 [ 404.775512] ? lock_downgrade+0x720/0x720 [ 404.779651] ? check_preemption_disabled+0x41/0x280 [ 404.784679] ? ioctl_preallocate+0x200/0x200 [ 404.789079] ? __fget+0x356/0x510 [ 404.792525] ? do_dup2+0x450/0x450 [ 404.796087] ? do_sys_open+0x2bf/0x520 [ 404.799985] ksys_ioctl+0x9b/0xc0 [ 404.803446] __x64_sys_ioctl+0x6f/0xb0 [ 404.807327] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 404.811904] do_syscall_64+0xf9/0x620 [ 404.815702] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 404.820881] RIP: 0033:0x465dd7 [ 404.824066] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 404.842962] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 404.850657] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 404.857912] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 11:38:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x36, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:38 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x233, 0x2, 0x0) [ 404.865167] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 404.872422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 404.879679] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:38 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22e, 0x2, 0x0) 11:38:38 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x216, 0x2, 0x0) [ 404.929723] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3c, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:38 executing program 0 (fault-call:0 fault-nth:18): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:38 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x234, 0x2, 0x0) 11:38:38 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22c, 0x2, 0x0) 11:38:38 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x217, 0x2, 0x0) 11:38:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x44, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:38 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22f, 0x2, 0x0) [ 405.181472] FAULT_INJECTION: forcing a failure. [ 405.181472] name failslab, interval 1, probability 0, space 0, times 0 [ 405.219647] CPU: 1 PID: 27014 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 405.228441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.237800] Call Trace: [ 405.240430] dump_stack+0x1fc/0x2ef [ 405.244071] should_fail.cold+0xa/0xf [ 405.247883] ? setup_fault_attr+0x200/0x200 [ 405.252207] ? lock_acquire+0x170/0x3c0 [ 405.257933] __should_failslab+0x115/0x180 [ 405.262185] should_failslab+0x5/0x10 [ 405.265994] kmem_cache_alloc+0x277/0x370 [ 405.270152] __kernfs_new_node+0xd2/0x680 [ 405.274316] ? kernfs_dop_revalidate+0x3a0/0x3a0 11:38:38 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x235, 0x2, 0x0) [ 405.279088] ? __mutex_unlock_slowpath+0xea/0x610 [ 405.283951] ? wait_for_completion_io+0x10/0x10 [ 405.288631] ? kernfs_next_descendant_post+0x19c/0x290 [ 405.293921] kernfs_new_node+0x92/0x120 [ 405.297907] __kernfs_create_file+0x51/0x340 [ 405.302325] sysfs_add_file_mode_ns+0x226/0x540 [ 405.307006] internal_create_group+0x355/0xb20 [ 405.311634] ? sysfs_remove_link_from_group+0x70/0x70 [ 405.316806] ? lock_downgrade+0x720/0x720 [ 405.320984] lo_ioctl+0xf7c/0x20e0 [ 405.324547] ? loop_set_status64+0x110/0x110 [ 405.328940] blkdev_ioctl+0x5cb/0x1a80 [ 405.332816] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.338164] ? blkpg_ioctl+0x9d0/0x9d0 [ 405.342035] ? mark_held_locks+0xf0/0xf0 [ 405.346080] ? perf_trace_lock_acquire+0xef/0x530 [ 405.350907] ? debug_check_no_obj_freed+0x201/0x490 [ 405.355907] ? HARDIRQ_verbose+0x10/0x10 [ 405.359995] block_ioctl+0xe9/0x130 [ 405.363602] ? blkdev_fallocate+0x3f0/0x3f0 [ 405.367950] do_vfs_ioctl+0xcdb/0x12e0 [ 405.371821] ? lock_downgrade+0x720/0x720 [ 405.375949] ? check_preemption_disabled+0x41/0x280 [ 405.380951] ? ioctl_preallocate+0x200/0x200 [ 405.385346] ? __fget+0x356/0x510 [ 405.388782] ? do_dup2+0x450/0x450 [ 405.392304] ? do_sys_open+0x2bf/0x520 [ 405.396177] ksys_ioctl+0x9b/0xc0 [ 405.399615] __x64_sys_ioctl+0x6f/0xb0 [ 405.403486] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 405.408061] do_syscall_64+0xf9/0x620 [ 405.411857] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.417039] RIP: 0033:0x465dd7 [ 405.420320] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 405.439213] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 405.446901] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 405.454151] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 405.461419] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 405.468670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 405.475934] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:39 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22d, 0x2, 0x0) 11:38:39 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x218, 0x2, 0x0) 11:38:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x48, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 405.504822] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:39 executing program 0 (fault-call:0 fault-nth:19): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:39 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x236, 0x2, 0x0) 11:38:39 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x230, 0x2, 0x0) 11:38:39 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22e, 0x2, 0x0) 11:38:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4a, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:39 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x219, 0x2, 0x0) [ 405.758691] FAULT_INJECTION: forcing a failure. [ 405.758691] name failslab, interval 1, probability 0, space 0, times 0 [ 405.778015] CPU: 1 PID: 27055 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 405.785934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 405.795293] Call Trace: [ 405.797905] dump_stack+0x1fc/0x2ef [ 405.801552] should_fail.cold+0xa/0xf 11:38:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4c, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 405.805373] ? setup_fault_attr+0x200/0x200 [ 405.809704] ? lock_acquire+0x170/0x3c0 [ 405.813697] __should_failslab+0x115/0x180 [ 405.817956] should_failslab+0x5/0x10 [ 405.821763] kmem_cache_alloc+0x277/0x370 [ 405.825925] __kernfs_new_node+0xd2/0x680 [ 405.830087] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 405.834856] ? __mutex_unlock_slowpath+0xea/0x610 [ 405.839711] ? wait_for_completion_io+0x10/0x10 [ 405.844394] ? kernfs_next_descendant_post+0x19c/0x290 [ 405.849690] kernfs_new_node+0x92/0x120 [ 405.853682] __kernfs_create_file+0x51/0x340 [ 405.858111] sysfs_add_file_mode_ns+0x226/0x540 [ 405.862786] internal_create_group+0x355/0xb20 [ 405.867391] ? sysfs_remove_link_from_group+0x70/0x70 [ 405.872569] ? lock_downgrade+0x720/0x720 [ 405.876714] lo_ioctl+0xf7c/0x20e0 [ 405.880243] ? loop_set_status64+0x110/0x110 [ 405.884642] blkdev_ioctl+0x5cb/0x1a80 [ 405.888520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.893872] ? blkpg_ioctl+0x9d0/0x9d0 [ 405.897758] ? mark_held_locks+0xf0/0xf0 [ 405.901812] ? perf_trace_lock_acquire+0xef/0x530 [ 405.906642] ? debug_check_no_obj_freed+0x201/0x490 [ 405.911648] ? HARDIRQ_verbose+0x10/0x10 [ 405.915695] block_ioctl+0xe9/0x130 [ 405.919310] ? blkdev_fallocate+0x3f0/0x3f0 [ 405.923621] do_vfs_ioctl+0xcdb/0x12e0 [ 405.927501] ? lock_downgrade+0x720/0x720 [ 405.931636] ? check_preemption_disabled+0x41/0x280 [ 405.936641] ? ioctl_preallocate+0x200/0x200 [ 405.941039] ? __fget+0x356/0x510 [ 405.944479] ? do_dup2+0x450/0x450 [ 405.948011] ? do_sys_open+0x2bf/0x520 [ 405.951901] ksys_ioctl+0x9b/0xc0 [ 405.955359] __x64_sys_ioctl+0x6f/0xb0 [ 405.959231] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 405.963796] do_syscall_64+0xf9/0x620 [ 405.967589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 405.972761] RIP: 0033:0x465dd7 [ 405.975941] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 405.994824] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 406.002531] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 11:38:39 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21a, 0x2, 0x0) [ 406.009872] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 406.017130] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 406.024385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 406.031639] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:39 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x237, 0x2, 0x0) 11:38:39 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22f, 0x2, 0x0) 11:38:39 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x231, 0x2, 0x0) 11:38:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x60, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 406.156602] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:39 executing program 0 (fault-call:0 fault-nth:20): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:39 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x230, 0x2, 0x0) 11:38:39 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x238, 0x2, 0x0) 11:38:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x68, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:39 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21b, 0x2, 0x0) 11:38:39 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x232, 0x2, 0x0) 11:38:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6c, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 406.528841] FAULT_INJECTION: forcing a failure. [ 406.528841] name failslab, interval 1, probability 0, space 0, times 0 [ 406.540799] CPU: 0 PID: 27121 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 406.548685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 406.558040] Call Trace: [ 406.560700] dump_stack+0x1fc/0x2ef [ 406.564331] should_fail.cold+0xa/0xf [ 406.568179] ? is_bpf_text_address+0xfc/0x1b0 [ 406.572666] ? setup_fault_attr+0x200/0x200 [ 406.576973] ? kernel_text_address+0xbd/0xf0 [ 406.581406] ? __kernel_text_address+0x9/0x30 [ 406.585885] ? unwind_get_return_address+0x51/0x90 [ 406.590839] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.596202] __should_failslab+0x115/0x180 [ 406.600422] should_failslab+0x5/0x10 [ 406.604204] kmem_cache_alloc+0x3f/0x370 [ 406.608257] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 406.613871] idr_get_free+0x50e/0xa10 [ 406.617686] idr_alloc_u32+0x1a5/0x320 [ 406.621561] ? __fprop_inc_percpu_max+0x210/0x210 [ 406.626409] ? HARDIRQ_verbose+0x10/0x10 [ 406.630504] ? HARDIRQ_verbose+0x10/0x10 [ 406.634545] ? should_fail+0x142/0x7b0 [ 406.638415] ? fs_reclaim_release+0xd0/0x110 [ 406.642823] idr_alloc_cyclic+0x102/0x230 [ 406.646970] ? idr_alloc+0x130/0x130 [ 406.650677] ? __kernfs_new_node+0xf9/0x680 [ 406.654977] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 406.659979] __kernfs_new_node+0x11a/0x680 [ 406.664206] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 406.668956] ? __mutex_unlock_slowpath+0xea/0x610 [ 406.673781] ? wait_for_completion_io+0x10/0x10 [ 406.678434] ? kernfs_next_descendant_post+0x19c/0x290 [ 406.683708] kernfs_new_node+0x92/0x120 [ 406.687671] __kernfs_create_file+0x51/0x340 [ 406.692086] sysfs_add_file_mode_ns+0x226/0x540 [ 406.696833] internal_create_group+0x355/0xb20 [ 406.701399] ? sysfs_remove_link_from_group+0x70/0x70 [ 406.706572] ? lock_downgrade+0x720/0x720 [ 406.710718] lo_ioctl+0xf7c/0x20e0 [ 406.714244] ? loop_set_status64+0x110/0x110 [ 406.718635] blkdev_ioctl+0x5cb/0x1a80 [ 406.722513] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.727864] ? blkpg_ioctl+0x9d0/0x9d0 [ 406.731737] ? mark_held_locks+0xf0/0xf0 [ 406.735868] ? perf_trace_lock_acquire+0xef/0x530 [ 406.740692] ? debug_check_no_obj_freed+0x201/0x490 [ 406.745690] ? HARDIRQ_verbose+0x10/0x10 [ 406.749732] block_ioctl+0xe9/0x130 [ 406.753354] ? blkdev_fallocate+0x3f0/0x3f0 [ 406.757661] do_vfs_ioctl+0xcdb/0x12e0 [ 406.761573] ? lock_downgrade+0x720/0x720 [ 406.765699] ? check_preemption_disabled+0x41/0x280 [ 406.770696] ? ioctl_preallocate+0x200/0x200 [ 406.775085] ? __fget+0x356/0x510 [ 406.778711] ? do_dup2+0x450/0x450 [ 406.782240] ? do_sys_open+0x2bf/0x520 [ 406.786119] ksys_ioctl+0x9b/0xc0 [ 406.789571] __x64_sys_ioctl+0x6f/0xb0 [ 406.793441] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 406.798003] do_syscall_64+0xf9/0x620 [ 406.801784] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 406.806953] RIP: 0033:0x465dd7 [ 406.810133] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:38:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x231, 0x2, 0x0) [ 406.829076] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 406.836768] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 406.844020] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 406.851307] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 406.858563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 406.865809] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:40 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x239, 0x2, 0x0) 11:38:40 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21c, 0x2, 0x0) 11:38:40 executing program 0 (fault-call:0 fault-nth:21): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) [ 406.885993] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x232, 0x2, 0x0) 11:38:40 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x233, 0x2, 0x0) 11:38:40 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23a, 0x2, 0x0) 11:38:40 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21d, 0x2, 0x0) [ 407.075684] FAULT_INJECTION: forcing a failure. [ 407.075684] name failslab, interval 1, probability 0, space 0, times 0 [ 407.107337] CPU: 0 PID: 27147 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 407.115264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 11:38:40 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x234, 0x2, 0x0) [ 407.124622] Call Trace: [ 407.127222] dump_stack+0x1fc/0x2ef [ 407.130847] should_fail.cold+0xa/0xf [ 407.134639] ? setup_fault_attr+0x200/0x200 [ 407.138966] ? lock_acquire+0x170/0x3c0 [ 407.142956] __should_failslab+0x115/0x180 [ 407.147204] should_failslab+0x5/0x10 [ 407.151019] __kmalloc+0x2ab/0x3c0 [ 407.154567] ? kobject_get_path+0xbf/0x240 [ 407.158813] kobject_get_path+0xbf/0x240 [ 407.162885] kobject_uevent_env+0x25c/0x14a0 [ 407.167301] lo_ioctl+0xff9/0x20e0 [ 407.170835] ? loop_set_status64+0x110/0x110 [ 407.175231] blkdev_ioctl+0x5cb/0x1a80 [ 407.179105] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.184468] ? blkpg_ioctl+0x9d0/0x9d0 [ 407.188347] ? mark_held_locks+0xf0/0xf0 [ 407.192401] ? perf_trace_lock_acquire+0xef/0x530 [ 407.197231] ? debug_check_no_obj_freed+0x201/0x490 [ 407.202236] ? HARDIRQ_verbose+0x10/0x10 [ 407.206286] block_ioctl+0xe9/0x130 [ 407.209902] ? blkdev_fallocate+0x3f0/0x3f0 [ 407.214211] do_vfs_ioctl+0xcdb/0x12e0 [ 407.218089] ? lock_downgrade+0x720/0x720 [ 407.222227] ? check_preemption_disabled+0x41/0x280 [ 407.227234] ? ioctl_preallocate+0x200/0x200 [ 407.231633] ? __fget+0x356/0x510 [ 407.235077] ? do_dup2+0x450/0x450 [ 407.238606] ? do_sys_open+0x2bf/0x520 [ 407.242487] ksys_ioctl+0x9b/0xc0 [ 407.245935] __x64_sys_ioctl+0x6f/0xb0 [ 407.249827] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 407.254399] do_syscall_64+0xf9/0x620 [ 407.258215] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.263520] RIP: 0033:0x465dd7 [ 407.266716] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 407.285730] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 407.293428] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 407.300684] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 407.307940] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 407.315195] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 11:38:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x233, 0x2, 0x0) [ 407.322455] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x74, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 407.409249] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:41 executing program 0 (fault-call:0 fault-nth:22): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x234, 0x2, 0x0) 11:38:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x7a, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23b, 0x2, 0x0) 11:38:41 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x235, 0x2, 0x0) 11:38:41 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21e, 0x2, 0x0) 11:38:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x235, 0x2, 0x0) [ 407.637484] FAULT_INJECTION: forcing a failure. [ 407.637484] name failslab, interval 1, probability 0, space 0, times 0 11:38:41 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x236, 0x2, 0x0) 11:38:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xba, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 407.689996] CPU: 0 PID: 27187 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 407.697929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.707292] Call Trace: [ 407.709900] dump_stack+0x1fc/0x2ef [ 407.713549] should_fail.cold+0xa/0xf [ 407.717369] ? setup_fault_attr+0x200/0x200 [ 407.721695] ? lock_acquire+0x170/0x3c0 [ 407.725670] __should_failslab+0x115/0x180 [ 407.729915] should_failslab+0x5/0x10 [ 407.733713] __kmalloc+0x2ab/0x3c0 [ 407.737248] ? kobject_get_path+0xbf/0x240 [ 407.741479] kobject_get_path+0xbf/0x240 [ 407.745538] kobject_uevent_env+0x25c/0x14a0 [ 407.749961] lo_ioctl+0xff9/0x20e0 [ 407.753496] ? loop_set_status64+0x110/0x110 [ 407.757900] blkdev_ioctl+0x5cb/0x1a80 [ 407.761776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.767131] ? blkpg_ioctl+0x9d0/0x9d0 [ 407.771010] ? mark_held_locks+0xf0/0xf0 [ 407.775076] ? perf_trace_lock_acquire+0xef/0x530 [ 407.779907] ? debug_check_no_obj_freed+0x201/0x490 [ 407.784914] ? HARDIRQ_verbose+0x10/0x10 [ 407.788981] block_ioctl+0xe9/0x130 [ 407.792593] ? blkdev_fallocate+0x3f0/0x3f0 [ 407.796904] do_vfs_ioctl+0xcdb/0x12e0 [ 407.800778] ? lock_downgrade+0x720/0x720 [ 407.804911] ? check_preemption_disabled+0x41/0x280 [ 407.809917] ? ioctl_preallocate+0x200/0x200 [ 407.814318] ? __fget+0x356/0x510 [ 407.817768] ? do_dup2+0x450/0x450 [ 407.821297] ? do_sys_open+0x2bf/0x520 [ 407.825181] ksys_ioctl+0x9b/0xc0 [ 407.828623] __x64_sys_ioctl+0x6f/0xb0 [ 407.832506] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 407.837092] do_syscall_64+0xf9/0x620 [ 407.840886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.846067] RIP: 0033:0x465dd7 [ 407.849256] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 407.868152] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 407.875864] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 407.883124] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 11:38:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23c, 0x2, 0x0) [ 407.890387] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 407.897641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 407.904895] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xcc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:41 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x21f, 0x2, 0x0) [ 408.004316] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:41 executing program 0 (fault-call:0 fault-nth:23): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23d, 0x2, 0x0) 11:38:41 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x237, 0x2, 0x0) 11:38:41 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x220, 0x2, 0x0) 11:38:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x236, 0x2, 0x0) 11:38:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xe0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23e, 0x2, 0x0) 11:38:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x237, 0x2, 0x0) [ 408.294060] FAULT_INJECTION: forcing a failure. [ 408.294060] name failslab, interval 1, probability 0, space 0, times 0 [ 408.334190] CPU: 1 PID: 27240 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 11:38:41 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23f, 0x2, 0x0) [ 408.342110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.351468] Call Trace: [ 408.354070] dump_stack+0x1fc/0x2ef [ 408.357713] should_fail.cold+0xa/0xf [ 408.361532] ? setup_fault_attr+0x200/0x200 [ 408.365854] ? lock_acquire+0x170/0x3c0 [ 408.369823] __should_failslab+0x115/0x180 [ 408.374041] should_failslab+0x5/0x10 [ 408.377823] kmem_cache_alloc_node+0x245/0x3b0 [ 408.382389] __alloc_skb+0x71/0x560 [ 408.386024] alloc_uevent_skb+0x7b/0x210 [ 408.390108] kobject_uevent_env+0xa83/0x14a0 [ 408.394504] lo_ioctl+0xff9/0x20e0 [ 408.398029] ? loop_set_status64+0x110/0x110 [ 408.402419] blkdev_ioctl+0x5cb/0x1a80 [ 408.406329] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.411711] ? blkpg_ioctl+0x9d0/0x9d0 [ 408.415582] ? mark_held_locks+0xf0/0xf0 [ 408.419688] ? perf_trace_lock_acquire+0xef/0x530 [ 408.424511] ? debug_check_no_obj_freed+0x201/0x490 [ 408.429523] ? HARDIRQ_verbose+0x10/0x10 [ 408.433568] block_ioctl+0xe9/0x130 [ 408.437174] ? blkdev_fallocate+0x3f0/0x3f0 [ 408.441490] do_vfs_ioctl+0xcdb/0x12e0 [ 408.445360] ? lock_downgrade+0x720/0x720 [ 408.449488] ? check_preemption_disabled+0x41/0x280 [ 408.454483] ? ioctl_preallocate+0x200/0x200 [ 408.458874] ? __fget+0x356/0x510 [ 408.462308] ? do_dup2+0x450/0x450 [ 408.465828] ? do_sys_open+0x2bf/0x520 [ 408.469717] ksys_ioctl+0x9b/0xc0 [ 408.473151] __x64_sys_ioctl+0x6f/0xb0 [ 408.477019] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 408.481580] do_syscall_64+0xf9/0x620 [ 408.485362] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.490531] RIP: 0033:0x465dd7 [ 408.493706] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 408.512585] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 408.520276] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 408.527525] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 408.534771] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 11:38:42 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x221, 0x2, 0x0) 11:38:42 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x238, 0x2, 0x0) 11:38:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xf0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 408.542032] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 408.549282] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 [ 408.604375] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:42 executing program 0 (fault-call:0 fault-nth:24): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x116, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:42 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x240, 0x2, 0x0) 11:38:42 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x222, 0x2, 0x0) 11:38:42 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x238, 0x2, 0x0) 11:38:42 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x239, 0x2, 0x0) [ 408.829263] FAULT_INJECTION: forcing a failure. [ 408.829263] name failslab, interval 1, probability 0, space 0, times 0 [ 408.863879] CPU: 0 PID: 27274 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 408.871794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 408.881150] Call Trace: [ 408.883752] dump_stack+0x1fc/0x2ef [ 408.887394] should_fail.cold+0xa/0xf [ 408.891217] ? setup_fault_attr+0x200/0x200 [ 408.895550] ? lock_acquire+0x170/0x3c0 [ 408.899540] __should_failslab+0x115/0x180 [ 408.903789] should_failslab+0x5/0x10 [ 408.907598] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 408.912707] __kmalloc_node_track_caller+0x38/0x70 [ 408.917631] __alloc_skb+0xae/0x560 [ 408.921251] alloc_uevent_skb+0x7b/0x210 [ 408.925301] kobject_uevent_env+0xa83/0x14a0 [ 408.929711] lo_ioctl+0xff9/0x20e0 [ 408.933244] ? loop_set_status64+0x110/0x110 [ 408.937642] blkdev_ioctl+0x5cb/0x1a80 [ 408.941520] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 408.946874] ? blkpg_ioctl+0x9d0/0x9d0 [ 408.950753] ? mark_held_locks+0xf0/0xf0 [ 408.954818] ? perf_trace_lock_acquire+0xef/0x530 [ 408.959652] ? debug_check_no_obj_freed+0x201/0x490 [ 408.964661] ? HARDIRQ_verbose+0x10/0x10 [ 408.968715] block_ioctl+0xe9/0x130 [ 408.972327] ? blkdev_fallocate+0x3f0/0x3f0 [ 408.976638] do_vfs_ioctl+0xcdb/0x12e0 [ 408.980514] ? lock_downgrade+0x720/0x720 [ 408.984668] ? check_preemption_disabled+0x41/0x280 [ 408.989672] ? ioctl_preallocate+0x200/0x200 [ 408.994084] ? __fget+0x356/0x510 [ 408.997530] ? do_dup2+0x450/0x450 [ 409.001069] ? do_sys_open+0x2bf/0x520 [ 409.004948] ksys_ioctl+0x9b/0xc0 [ 409.008392] __x64_sys_ioctl+0x6f/0xb0 [ 409.012266] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 409.016835] do_syscall_64+0xf9/0x620 [ 409.020624] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.025797] RIP: 0033:0x465dd7 [ 409.028983] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 409.047869] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 409.055562] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 409.062818] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 409.070075] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 11:38:42 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23a, 0x2, 0x0) [ 409.077334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 409.084588] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:42 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x239, 0x2, 0x0) 11:38:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x152, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:42 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x223, 0x2, 0x0) 11:38:42 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x241, 0x2, 0x0) [ 409.178162] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:42 executing program 0 (fault-call:0 fault-nth:25): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:42 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x224, 0x2, 0x0) 11:38:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x15a, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:42 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23b, 0x2, 0x0) 11:38:43 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x242, 0x2, 0x0) 11:38:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23a, 0x2, 0x0) [ 409.401997] FAULT_INJECTION: forcing a failure. [ 409.401997] name failslab, interval 1, probability 0, space 0, times 0 [ 409.433782] CPU: 0 PID: 27315 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 409.441696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 409.451056] Call Trace: [ 409.453656] dump_stack+0x1fc/0x2ef [ 409.457291] should_fail.cold+0xa/0xf [ 409.461099] ? setup_fault_attr+0x200/0x200 [ 409.465436] ? lock_acquire+0x170/0x3c0 [ 409.469438] __should_failslab+0x115/0x180 [ 409.473686] should_failslab+0x5/0x10 [ 409.477499] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 409.482617] __kmalloc_node_track_caller+0x38/0x70 [ 409.487564] __alloc_skb+0xae/0x560 [ 409.491204] alloc_uevent_skb+0x7b/0x210 [ 409.495271] kobject_uevent_env+0xa83/0x14a0 [ 409.499678] lo_ioctl+0xff9/0x20e0 [ 409.503212] ? loop_set_status64+0x110/0x110 [ 409.507612] blkdev_ioctl+0x5cb/0x1a80 [ 409.511487] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.516925] ? blkpg_ioctl+0x9d0/0x9d0 [ 409.520804] ? mark_held_locks+0xf0/0xf0 [ 409.524857] ? perf_trace_lock_acquire+0xef/0x530 [ 409.529690] ? debug_check_no_obj_freed+0x201/0x490 [ 409.534695] ? HARDIRQ_verbose+0x10/0x10 [ 409.538744] block_ioctl+0xe9/0x130 [ 409.542356] ? blkdev_fallocate+0x3f0/0x3f0 [ 409.546678] do_vfs_ioctl+0xcdb/0x12e0 [ 409.550554] ? lock_downgrade+0x720/0x720 [ 409.554700] ? check_preemption_disabled+0x41/0x280 [ 409.559720] ? ioctl_preallocate+0x200/0x200 [ 409.564136] ? __fget+0x356/0x510 [ 409.567584] ? do_dup2+0x450/0x450 [ 409.571111] ? do_sys_open+0x2bf/0x520 [ 409.574992] ksys_ioctl+0x9b/0xc0 [ 409.578442] __x64_sys_ioctl+0x6f/0xb0 [ 409.582320] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 409.586894] do_syscall_64+0xf9/0x620 [ 409.590689] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 409.595866] RIP: 0033:0x465dd7 [ 409.599049] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 409.617952] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 409.625659] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 [ 409.632914] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 409.640170] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 11:38:43 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23c, 0x2, 0x0) [ 409.647424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 409.654680] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x1c8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 409.718731] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:43 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x225, 0x2, 0x0) 11:38:43 executing program 0 (fault-call:0 fault-nth:26): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:43 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x243, 0x2, 0x0) 11:38:43 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23d, 0x2, 0x0) 11:38:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23b, 0x2, 0x0) 11:38:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x29e, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 409.959849] FAULT_INJECTION: forcing a failure. [ 409.959849] name failslab, interval 1, probability 0, space 0, times 0 [ 410.000910] CPU: 0 PID: 27353 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 410.008831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.018277] Call Trace: [ 410.020878] dump_stack+0x1fc/0x2ef [ 410.024525] should_fail.cold+0xa/0xf [ 410.028338] ? setup_fault_attr+0x200/0x200 [ 410.032668] ? lock_acquire+0x170/0x3c0 [ 410.036665] __should_failslab+0x115/0x180 [ 410.040911] should_failslab+0x5/0x10 [ 410.044715] kmem_cache_alloc_trace+0x284/0x380 [ 410.049476] ? wait_for_completion_io+0x10/0x10 [ 410.054144] ? kobj_ns_initial+0x90/0x90 [ 410.058198] call_usermodehelper_setup+0x84/0x300 [ 410.063032] kobject_uevent_env+0xe87/0x14a0 [ 410.067438] lo_ioctl+0xff9/0x20e0 [ 410.070976] ? loop_set_status64+0x110/0x110 [ 410.075375] blkdev_ioctl+0x5cb/0x1a80 [ 410.079251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.084603] ? blkpg_ioctl+0x9d0/0x9d0 [ 410.088491] ? mark_held_locks+0xf0/0xf0 [ 410.092569] ? perf_trace_lock_acquire+0xef/0x530 [ 410.097410] ? debug_check_no_obj_freed+0x201/0x490 [ 410.102426] ? HARDIRQ_verbose+0x10/0x10 [ 410.106482] block_ioctl+0xe9/0x130 [ 410.110102] ? blkdev_fallocate+0x3f0/0x3f0 [ 410.114415] do_vfs_ioctl+0xcdb/0x12e0 [ 410.118293] ? lock_downgrade+0x720/0x720 [ 410.122432] ? check_preemption_disabled+0x41/0x280 [ 410.127441] ? ioctl_preallocate+0x200/0x200 [ 410.131844] ? __fget+0x356/0x510 [ 410.135291] ? do_dup2+0x450/0x450 [ 410.138828] ? do_sys_open+0x2bf/0x520 [ 410.142712] ksys_ioctl+0x9b/0xc0 [ 410.146161] __x64_sys_ioctl+0x6f/0xb0 [ 410.150039] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 410.154613] do_syscall_64+0xf9/0x620 [ 410.158408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.163586] RIP: 0033:0x465dd7 [ 410.166768] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 410.185665] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 410.193370] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 11:38:43 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23e, 0x2, 0x0) 11:38:43 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x226, 0x2, 0x0) [ 410.200630] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 410.207887] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 410.215146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 410.222401] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23c, 0x2, 0x0) 11:38:43 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x244, 0x2, 0x0) 11:38:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2a6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 410.346220] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:44 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23f, 0x2, 0x0) 11:38:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2ae, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:44 executing program 0 (fault-call:0 fault-nth:27): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:44 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x227, 0x2, 0x0) 11:38:44 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x245, 0x2, 0x0) 11:38:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23d, 0x2, 0x0) 11:38:44 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x240, 0x2, 0x0) 11:38:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2b4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23e, 0x2, 0x0) [ 410.706229] FAULT_INJECTION: forcing a failure. [ 410.706229] name failslab, interval 1, probability 0, space 0, times 0 [ 410.753992] CPU: 0 PID: 27413 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 410.761922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 410.771281] Call Trace: [ 410.773891] dump_stack+0x1fc/0x2ef [ 410.777541] should_fail.cold+0xa/0xf [ 410.781356] ? setup_fault_attr+0x200/0x200 [ 410.785692] ? lock_acquire+0x170/0x3c0 [ 410.789689] __should_failslab+0x115/0x180 [ 410.793941] should_failslab+0x5/0x10 [ 410.797743] kmem_cache_alloc_trace+0x284/0x380 [ 410.802404] ? wait_for_completion_io+0x10/0x10 [ 410.807064] ? kobj_ns_initial+0x90/0x90 [ 410.811116] call_usermodehelper_setup+0x84/0x300 [ 410.815952] kobject_uevent_env+0xe87/0x14a0 [ 410.820363] lo_ioctl+0xff9/0x20e0 [ 410.823981] ? loop_set_status64+0x110/0x110 [ 410.828383] blkdev_ioctl+0x5cb/0x1a80 [ 410.832260] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.837611] ? blkpg_ioctl+0x9d0/0x9d0 [ 410.841487] ? mark_held_locks+0xf0/0xf0 [ 410.845537] ? perf_trace_lock_acquire+0xef/0x530 [ 410.850388] ? debug_check_no_obj_freed+0x201/0x490 [ 410.855398] ? HARDIRQ_verbose+0x10/0x10 [ 410.859452] block_ioctl+0xe9/0x130 [ 410.863065] ? blkdev_fallocate+0x3f0/0x3f0 [ 410.867375] do_vfs_ioctl+0xcdb/0x12e0 [ 410.871256] ? lock_downgrade+0x720/0x720 [ 410.875392] ? check_preemption_disabled+0x41/0x280 [ 410.880397] ? ioctl_preallocate+0x200/0x200 [ 410.884798] ? __fget+0x356/0x510 [ 410.888328] ? do_dup2+0x450/0x450 [ 410.891859] ? do_sys_open+0x2bf/0x520 [ 410.895743] ksys_ioctl+0x9b/0xc0 [ 410.899191] __x64_sys_ioctl+0x6f/0xb0 [ 410.903064] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 410.907642] do_syscall_64+0xf9/0x620 [ 410.911443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 410.916619] RIP: 0033:0x465dd7 [ 410.919802] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 4d 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 410.938691] RSP: 002b:00007f13b5926f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 410.946384] RAX: ffffffffffffffda RBX: 00000000004afae8 RCX: 0000000000465dd7 11:38:44 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x228, 0x2, 0x0) 11:38:44 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x246, 0x2, 0x0) [ 410.953640] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 410.960901] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 410.968155] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 410.975418] R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 11:38:44 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x241, 0x2, 0x0) 11:38:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2ea, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 411.039930] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:44 executing program 0 (fault-call:0 fault-nth:28): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23f, 0x2, 0x0) 11:38:44 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x229, 0x2, 0x0) 11:38:44 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x247, 0x2, 0x0) 11:38:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:44 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x242, 0x2, 0x0) [ 411.315843] FAULT_INJECTION: forcing a failure. [ 411.315843] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 411.327778] CPU: 1 PID: 27451 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 411.335671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.345032] Call Trace: [ 411.347639] dump_stack+0x1fc/0x2ef [ 411.351290] should_fail.cold+0xa/0xf [ 411.355115] ? setup_fault_attr+0x200/0x200 [ 411.359451] ? wake_up_q+0x93/0xe0 [ 411.363021] ? __mutex_unlock_slowpath+0x2be/0x610 [ 411.367968] __alloc_pages_nodemask+0x239/0x2890 [ 411.372749] ? __lock_acquire+0x6de/0x3ff0 [ 411.377007] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 411.381865] ? blkdev_ioctl+0x11a/0x1a80 [ 411.385941] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.391318] ? blkpg_ioctl+0x9d0/0x9d0 [ 411.395222] ? perf_trace_lock_acquire+0xef/0x530 [ 411.400074] ? perf_trace_lock_acquire+0xef/0x530 [ 411.404935] ? HARDIRQ_verbose+0x10/0x10 [ 411.409011] ? HARDIRQ_verbose+0x10/0x10 [ 411.413081] cache_grow_begin+0xa4/0x8a0 [ 411.417233] ? setup_fault_attr+0x200/0x200 [ 411.421539] ? lock_acquire+0x170/0x3c0 [ 411.425501] cache_alloc_refill+0x273/0x340 [ 411.429816] kmem_cache_alloc+0x346/0x370 [ 411.433953] getname_flags+0xce/0x590 [ 411.437743] do_mkdirat+0x8d/0x2d0 [ 411.441270] ? __ia32_sys_mknod+0x120/0x120 [ 411.445579] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 411.450931] ? trace_hardirqs_off_caller+0x6e/0x210 [ 411.455934] ? do_syscall_64+0x21/0x620 [ 411.459896] do_syscall_64+0xf9/0x620 [ 411.463687] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.468864] RIP: 0033:0x465127 [ 411.472046] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 411.491016] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 411.498709] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 411.505981] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 11:38:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x240, 0x2, 0x0) 11:38:45 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22a, 0x2, 0x0) 11:38:45 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x248, 0x2, 0x0) 11:38:45 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x334, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 411.513237] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 411.520490] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 411.527744] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 411.547025] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:45 executing program 0 (fault-call:0 fault-nth:29): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:45 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3fc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x241, 0x2, 0x0) 11:38:45 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x243, 0x2, 0x0) [ 411.760608] FAULT_INJECTION: forcing a failure. [ 411.760608] name failslab, interval 1, probability 0, space 0, times 0 [ 411.772357] CPU: 1 PID: 27485 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 411.780254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.789610] Call Trace: [ 411.792220] dump_stack+0x1fc/0x2ef [ 411.795868] should_fail.cold+0xa/0xf [ 411.799685] ? setup_fault_attr+0x200/0x200 [ 411.804020] ? perf_trace_lock_acquire+0xef/0x530 [ 411.808876] ? __es_tree_search.isra.0+0x1af/0x210 [ 411.813933] __should_failslab+0x115/0x180 [ 411.818181] should_failslab+0x5/0x10 [ 411.821989] kmem_cache_alloc+0x3f/0x370 [ 411.826063] __es_insert_extent+0x39b/0x13b0 [ 411.830486] ? lock_acquire+0x170/0x3c0 [ 411.834467] ? ext4_es_insert_extent+0x17e/0x5e0 [ 411.839242] ext4_es_insert_extent+0x22e/0x5e0 [ 411.843835] ? lock_downgrade+0x720/0x720 [ 411.847997] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 411.853812] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 411.858833] ? ext4_es_find_delayed_extent_range+0x7d9/0x9f0 [ 411.864623] ext4_ext_map_blocks+0x2129/0x7390 [ 411.869196] ? __lock_acquire+0x6de/0x3ff0 [ 411.873424] ? __lock_acquire+0x6de/0x3ff0 [ 411.877653] ? mark_held_locks+0xf0/0xf0 [ 411.881705] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 411.886884] ? mark_held_locks+0xf0/0xf0 [ 411.890939] ? perf_trace_lock_acquire+0xef/0x530 [ 411.895774] ? HARDIRQ_verbose+0x10/0x10 [ 411.899830] ? check_preemption_disabled+0x41/0x280 [ 411.904843] ? lock_acquire+0x170/0x3c0 [ 411.908829] ? ext4_map_blocks+0x33e/0x1a50 [ 411.913145] ext4_map_blocks+0xd88/0x1a50 [ 411.917282] ? check_preemption_disabled+0x41/0x280 [ 411.922289] ? ext4_issue_zeroout+0x160/0x160 [ 411.926772] ? __brelse+0x84/0xa0 [ 411.930215] ? __ext4_new_inode+0x2eb/0x5a20 [ 411.934628] ext4_getblk+0xad/0x4f0 [ 411.938244] ? ext4_iomap_begin+0xe00/0xe00 [ 411.942555] ? ext4_free_inode+0x1780/0x1780 [ 411.946964] ? debug_check_no_obj_freed+0x201/0x490 [ 411.951967] ? __dquot_initialize+0x298/0xb70 [ 411.956458] ext4_bread+0x7c/0x210 [ 411.959984] ? ext4_getblk+0x4f0/0x4f0 [ 411.963856] ? dquot_initialize_needed+0x290/0x290 [ 411.968793] ? trace_hardirqs_off+0x64/0x200 [ 411.973191] ext4_append+0x155/0x370 [ 411.976896] ext4_mkdir+0x5bd/0xe10 [ 411.980518] ? ext4_init_dot_dotdot+0x600/0x600 [ 411.985175] ? generic_permission+0x116/0x4d0 [ 411.989661] ? inode_permission.part.0+0x10c/0x450 [ 411.994580] vfs_mkdir+0x508/0x7a0 [ 411.998109] do_mkdirat+0x262/0x2d0 [ 412.001734] ? __ia32_sys_mknod+0x120/0x120 [ 412.006044] ? trace_hardirqs_off_caller+0x6e/0x210 [ 412.011048] ? do_syscall_64+0x21/0x620 [ 412.015014] do_syscall_64+0xf9/0x620 [ 412.018816] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.023989] RIP: 0033:0x465127 [ 412.027183] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 412.046066] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 412.053772] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 412.061025] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 412.068278] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 412.075530] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 412.082783] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:45 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x249, 0x2, 0x0) 11:38:45 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x500, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x242, 0x2, 0x0) 11:38:45 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x244, 0x2, 0x0) 11:38:45 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24a, 0x2, 0x0) [ 412.331760] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:46 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22b, 0x2, 0x0) 11:38:46 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x245, 0x2, 0x0) 11:38:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x5dd, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x243, 0x2, 0x0) 11:38:46 executing program 0 (fault-call:0 fault-nth:30): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:46 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24b, 0x2, 0x0) [ 412.569906] FAULT_INJECTION: forcing a failure. [ 412.569906] name failslab, interval 1, probability 0, space 0, times 0 [ 412.643636] CPU: 1 PID: 27533 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 412.651557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.660918] Call Trace: [ 412.663526] dump_stack+0x1fc/0x2ef [ 412.667169] should_fail.cold+0xa/0xf [ 412.670984] ? setup_fault_attr+0x200/0x200 [ 412.675326] ? lock_downgrade+0x720/0x720 [ 412.679497] __should_failslab+0x115/0x180 [ 412.683753] should_failslab+0x5/0x10 [ 412.688083] __kmalloc+0x2ab/0x3c0 [ 412.691631] ? ext4_find_extent+0x9bb/0xc70 [ 412.695969] ext4_find_extent+0x9bb/0xc70 [ 412.700147] ext4_ext_map_blocks+0x1c0/0x7390 [ 412.704670] ? __lock_acquire+0x6de/0x3ff0 [ 412.708925] ? mark_held_locks+0xf0/0xf0 [ 412.713008] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 412.718217] ? perf_trace_lock_acquire+0xef/0x530 [ 412.723071] ? perf_trace_lock_acquire+0xef/0x530 [ 412.727930] ? HARDIRQ_verbose+0x10/0x10 [ 412.732006] ? HARDIRQ_verbose+0x10/0x10 [ 412.736085] ? ext4_map_blocks+0x59f/0x1a50 [ 412.740423] ? lock_acquire+0x170/0x3c0 [ 412.744413] ? ext4_map_blocks+0x740/0x1a50 [ 412.748764] ext4_map_blocks+0x7a2/0x1a50 [ 412.752925] ? check_preemption_disabled+0x41/0x280 [ 412.757958] ? ext4_issue_zeroout+0x160/0x160 [ 412.762494] ? __brelse+0x84/0xa0 [ 412.765957] ? __ext4_new_inode+0x2eb/0x5a20 [ 412.770389] ext4_getblk+0xad/0x4f0 [ 412.774028] ? ext4_iomap_begin+0xe00/0xe00 [ 412.778365] ? ext4_free_inode+0x1780/0x1780 [ 412.782783] ? debug_check_no_obj_freed+0x201/0x490 [ 412.787808] ? __dquot_initialize+0x298/0xb70 [ 412.792317] ext4_bread+0x7c/0x210 [ 412.795868] ? ext4_getblk+0x4f0/0x4f0 [ 412.799776] ? dquot_initialize_needed+0x290/0x290 [ 412.804721] ? trace_hardirqs_off+0x64/0x200 [ 412.809153] ext4_append+0x155/0x370 [ 412.812910] ext4_mkdir+0x5bd/0xe10 [ 412.816560] ? ext4_init_dot_dotdot+0x600/0x600 [ 412.821239] ? generic_permission+0x116/0x4d0 [ 412.825758] ? inode_permission.part.0+0x10c/0x450 [ 412.830707] vfs_mkdir+0x508/0x7a0 [ 412.834270] do_mkdirat+0x262/0x2d0 [ 412.837908] ? __ia32_sys_mknod+0x120/0x120 [ 412.842243] ? trace_hardirqs_off_caller+0x6e/0x210 [ 412.847268] ? do_syscall_64+0x21/0x620 [ 412.851258] do_syscall_64+0xf9/0x620 [ 412.855072] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.860269] RIP: 0033:0x465127 [ 412.863472] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 412.882377] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 11:38:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x600, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:46 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x246, 0x2, 0x0) 11:38:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x700, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:46 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x247, 0x2, 0x0) 11:38:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x900, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:46 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x248, 0x2, 0x0) [ 412.890093] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 412.897370] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 412.904644] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 412.911916] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 412.919189] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x244, 0x2, 0x0) 11:38:46 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22c, 0x2, 0x0) 11:38:46 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24c, 0x2, 0x0) 11:38:46 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x249, 0x2, 0x0) 11:38:46 executing program 0 (fault-call:0 fault-nth:31): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xa00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x245, 0x2, 0x0) [ 413.205236] FAULT_INJECTION: forcing a failure. [ 413.205236] name failslab, interval 1, probability 0, space 0, times 0 11:38:46 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22d, 0x2, 0x0) 11:38:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x246, 0x2, 0x0) [ 413.296144] CPU: 1 PID: 27585 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 413.304072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.313435] Call Trace: [ 413.316041] dump_stack+0x1fc/0x2ef [ 413.319796] should_fail.cold+0xa/0xf [ 413.323610] ? setup_fault_attr+0x200/0x200 [ 413.327942] ? lock_downgrade+0x720/0x720 [ 413.332111] __should_failslab+0x115/0x180 [ 413.336359] should_failslab+0x5/0x10 [ 413.340178] __kmalloc+0x2ab/0x3c0 11:38:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x247, 0x2, 0x0) [ 413.343730] ? ext4_find_extent+0x9bb/0xc70 [ 413.348068] ext4_find_extent+0x9bb/0xc70 [ 413.352239] ext4_ext_map_blocks+0x1c0/0x7390 [ 413.356762] ? __lock_acquire+0x6de/0x3ff0 [ 413.361019] ? mark_held_locks+0xf0/0xf0 [ 413.365097] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 413.370305] ? perf_trace_lock_acquire+0xef/0x530 [ 413.375194] ? perf_trace_lock_acquire+0xef/0x530 [ 413.380052] ? HARDIRQ_verbose+0x10/0x10 [ 413.384119] ? HARDIRQ_verbose+0x10/0x10 [ 413.388200] ? ext4_map_blocks+0x59f/0x1a50 [ 413.392536] ? lock_acquire+0x170/0x3c0 [ 413.396523] ? ext4_map_blocks+0x740/0x1a50 [ 413.400867] ext4_map_blocks+0x7a2/0x1a50 [ 413.405033] ? check_preemption_disabled+0x41/0x280 [ 413.410067] ? ext4_issue_zeroout+0x160/0x160 [ 413.414575] ? __brelse+0x84/0xa0 [ 413.418039] ? __ext4_new_inode+0x2eb/0x5a20 [ 413.422475] ext4_getblk+0xad/0x4f0 [ 413.426115] ? ext4_iomap_begin+0xe00/0xe00 [ 413.430459] ? ext4_free_inode+0x1780/0x1780 [ 413.434877] ? debug_check_no_obj_freed+0x201/0x490 [ 413.439901] ? __dquot_initialize+0x298/0xb70 11:38:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x248, 0x2, 0x0) [ 413.444458] ext4_bread+0x7c/0x210 [ 413.448014] ? ext4_getblk+0x4f0/0x4f0 [ 413.451913] ? dquot_initialize_needed+0x290/0x290 [ 413.456859] ? trace_hardirqs_off+0x64/0x200 [ 413.461281] ext4_append+0x155/0x370 [ 413.465011] ext4_mkdir+0x5bd/0xe10 [ 413.468657] ? ext4_init_dot_dotdot+0x600/0x600 [ 413.473339] ? generic_permission+0x116/0x4d0 [ 413.477849] ? inode_permission.part.0+0x10c/0x450 [ 413.482884] vfs_mkdir+0x508/0x7a0 [ 413.486437] do_mkdirat+0x262/0x2d0 [ 413.490076] ? __ia32_sys_mknod+0x120/0x120 11:38:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x249, 0x2, 0x0) [ 413.494410] ? trace_hardirqs_off_caller+0x6e/0x210 [ 413.499437] ? do_syscall_64+0x21/0x620 [ 413.503422] do_syscall_64+0xf9/0x620 [ 413.507239] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.512436] RIP: 0033:0x465127 [ 413.515635] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 413.534540] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 11:38:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24a, 0x2, 0x0) 11:38:47 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24d, 0x2, 0x0) [ 413.542263] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 413.549547] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 413.556820] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 413.564186] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 413.571462] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:47 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24a, 0x2, 0x0) 11:38:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xc00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:47 executing program 0 (fault-call:0 fault-nth:32): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24b, 0x2, 0x0) 11:38:47 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24e, 0x2, 0x0) 11:38:47 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22e, 0x2, 0x0) 11:38:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xe00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 413.834709] FAULT_INJECTION: forcing a failure. [ 413.834709] name failslab, interval 1, probability 0, space 0, times 0 11:38:47 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24b, 0x2, 0x0) 11:38:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24c, 0x2, 0x0) [ 413.920964] CPU: 1 PID: 27642 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 413.928897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.938257] Call Trace: [ 413.940862] dump_stack+0x1fc/0x2ef [ 413.944505] should_fail.cold+0xa/0xf [ 413.948324] ? setup_fault_attr+0x200/0x200 [ 413.952676] ? lock_downgrade+0x720/0x720 [ 413.956852] __should_failslab+0x115/0x180 [ 413.961099] should_failslab+0x5/0x10 [ 413.964908] __kmalloc+0x2ab/0x3c0 11:38:47 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24f, 0x2, 0x0) [ 413.968462] ? ext4_find_extent+0x9bb/0xc70 [ 413.972802] ext4_find_extent+0x9bb/0xc70 [ 413.976969] ext4_ext_map_blocks+0x1c0/0x7390 [ 413.981487] ? __lock_acquire+0x6de/0x3ff0 [ 413.985744] ? mark_held_locks+0xf0/0xf0 [ 413.989819] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 413.995027] ? perf_trace_lock_acquire+0xef/0x530 [ 413.999879] ? perf_trace_lock_acquire+0xef/0x530 [ 414.004737] ? HARDIRQ_verbose+0x10/0x10 [ 414.008806] ? HARDIRQ_verbose+0x10/0x10 [ 414.012882] ? ext4_map_blocks+0x59f/0x1a50 [ 414.017222] ? lock_acquire+0x170/0x3c0 11:38:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xf00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 414.021207] ? ext4_map_blocks+0x740/0x1a50 [ 414.025549] ext4_map_blocks+0x7a2/0x1a50 [ 414.029715] ? check_preemption_disabled+0x41/0x280 [ 414.034772] ? ext4_issue_zeroout+0x160/0x160 [ 414.039279] ? __brelse+0x84/0xa0 [ 414.042741] ? __ext4_new_inode+0x2eb/0x5a20 [ 414.047168] ext4_getblk+0xad/0x4f0 [ 414.050807] ? ext4_iomap_begin+0xe00/0xe00 [ 414.055146] ? ext4_free_inode+0x1780/0x1780 [ 414.059565] ? debug_check_no_obj_freed+0x201/0x490 [ 414.064592] ? __dquot_initialize+0x298/0xb70 [ 414.069111] ext4_bread+0x7c/0x210 [ 414.072662] ? ext4_getblk+0x4f0/0x4f0 [ 414.076566] ? dquot_initialize_needed+0x290/0x290 [ 414.081619] ? trace_hardirqs_off+0x64/0x200 [ 414.086043] ext4_append+0x155/0x370 [ 414.089769] ext4_mkdir+0x5bd/0xe10 [ 414.093413] ? ext4_init_dot_dotdot+0x600/0x600 [ 414.098094] ? generic_permission+0x116/0x4d0 [ 414.102612] ? inode_permission.part.0+0x10c/0x450 [ 414.107558] vfs_mkdir+0x508/0x7a0 [ 414.111107] do_mkdirat+0x262/0x2d0 [ 414.114740] ? __ia32_sys_mknod+0x120/0x120 11:38:47 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x250, 0x2, 0x0) 11:38:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x1200, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 414.119074] ? trace_hardirqs_off_caller+0x6e/0x210 [ 414.124101] ? do_syscall_64+0x21/0x620 [ 414.128093] do_syscall_64+0xf9/0x620 [ 414.131911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.137105] RIP: 0033:0x465127 [ 414.140306] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 414.159349] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 414.167064] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 414.174338] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 414.181618] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 414.188894] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 414.196170] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x1601, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:48 executing program 0 (fault-call:0 fault-nth:33): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:48 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x251, 0x2, 0x0) 11:38:48 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x22f, 0x2, 0x0) 11:38:48 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24c, 0x2, 0x0) 11:38:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24d, 0x2, 0x0) 11:38:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x1f00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 414.586635] FAULT_INJECTION: forcing a failure. [ 414.586635] name failslab, interval 1, probability 0, space 0, times 0 11:38:48 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24d, 0x2, 0x0) [ 414.677019] CPU: 1 PID: 27704 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 414.684950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.694293] Call Trace: [ 414.696880] dump_stack+0x1fc/0x2ef [ 414.700638] should_fail.cold+0xa/0xf [ 414.704432] ? setup_fault_attr+0x200/0x200 [ 414.708761] ? lock_downgrade+0x720/0x720 [ 414.712912] __should_failslab+0x115/0x180 [ 414.717151] should_failslab+0x5/0x10 [ 414.720951] __kmalloc+0x2ab/0x3c0 [ 414.724477] ? ext4_find_extent+0x9bb/0xc70 [ 414.728788] ext4_find_extent+0x9bb/0xc70 [ 414.732931] ext4_ext_map_blocks+0x1c0/0x7390 [ 414.737425] ? __lock_acquire+0x6de/0x3ff0 [ 414.741653] ? mark_held_locks+0xf0/0xf0 [ 414.745707] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 414.750888] ? perf_trace_lock_acquire+0xef/0x530 [ 414.755730] ? perf_trace_lock_acquire+0xef/0x530 [ 414.760576] ? HARDIRQ_verbose+0x10/0x10 [ 414.764621] ? HARDIRQ_verbose+0x10/0x10 [ 414.768673] ? ext4_map_blocks+0x59f/0x1a50 [ 414.772998] ? lock_acquire+0x170/0x3c0 [ 414.776960] ? ext4_map_blocks+0x740/0x1a50 [ 414.781277] ext4_map_blocks+0x7a2/0x1a50 [ 414.785418] ? check_preemption_disabled+0x41/0x280 [ 414.790426] ? ext4_issue_zeroout+0x160/0x160 [ 414.794929] ? __brelse+0x84/0xa0 [ 414.798378] ? __ext4_new_inode+0x2eb/0x5a20 [ 414.802782] ext4_getblk+0xad/0x4f0 [ 414.806434] ? ext4_iomap_begin+0xe00/0xe00 [ 414.810751] ? ext4_free_inode+0x1780/0x1780 [ 414.815169] ? debug_check_no_obj_freed+0x201/0x490 [ 414.820177] ? __dquot_initialize+0x298/0xb70 [ 414.824667] ext4_bread+0x7c/0x210 [ 414.828197] ? ext4_getblk+0x4f0/0x4f0 [ 414.832072] ? dquot_initialize_needed+0x290/0x290 [ 414.837006] ? trace_hardirqs_off+0x64/0x200 [ 414.841405] ext4_append+0x155/0x370 [ 414.845107] ext4_mkdir+0x5bd/0xe10 [ 414.848731] ? ext4_init_dot_dotdot+0x600/0x600 [ 414.853391] ? generic_permission+0x116/0x4d0 [ 414.857878] ? inode_permission.part.0+0x10c/0x450 [ 414.862799] vfs_mkdir+0x508/0x7a0 [ 414.866328] do_mkdirat+0x262/0x2d0 [ 414.869942] ? __ia32_sys_mknod+0x120/0x120 [ 414.874263] ? trace_hardirqs_off_caller+0x6e/0x210 [ 414.879265] ? do_syscall_64+0x21/0x620 [ 414.883326] do_syscall_64+0xf9/0x620 [ 414.887121] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.892298] RIP: 0033:0x465127 [ 414.895480] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 414.914714] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 11:38:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24e, 0x2, 0x0) 11:38:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:48 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x252, 0x2, 0x0) [ 414.922408] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 414.929733] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 414.936987] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 414.944241] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 414.951516] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:48 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x230, 0x2, 0x0) 11:38:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3403, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:48 executing program 0 (fault-call:0 fault-nth:34): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24f, 0x2, 0x0) 11:38:48 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24e, 0x2, 0x0) 11:38:48 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x231, 0x2, 0x0) 11:38:48 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x253, 0x2, 0x0) 11:38:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3600, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:49 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x232, 0x2, 0x0) 11:38:49 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x254, 0x2, 0x0) 11:38:49 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24f, 0x2, 0x0) [ 415.457429] FAULT_INJECTION: forcing a failure. [ 415.457429] name failslab, interval 1, probability 0, space 0, times 0 11:38:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3c00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 415.553606] CPU: 0 PID: 27767 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 415.561656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.571018] Call Trace: [ 415.573620] dump_stack+0x1fc/0x2ef [ 415.577263] should_fail.cold+0xa/0xf [ 415.581092] ? setup_fault_attr+0x200/0x200 [ 415.585701] ? lock_downgrade+0x720/0x720 [ 415.589866] __should_failslab+0x115/0x180 [ 415.594121] should_failslab+0x5/0x10 [ 415.597933] __kmalloc+0x2ab/0x3c0 [ 415.601477] ? ext4_find_extent+0x9bb/0xc70 [ 415.605811] ext4_find_extent+0x9bb/0xc70 [ 415.609979] ext4_ext_map_blocks+0x1c0/0x7390 [ 415.614497] ? __lock_acquire+0x6de/0x3ff0 [ 415.618752] ? mark_held_locks+0xf0/0xf0 [ 415.622835] ? ext4_find_delalloc_cluster+0x1f0/0x1f0 [ 415.628052] ? perf_trace_lock_acquire+0xef/0x530 [ 415.632905] ? perf_trace_lock_acquire+0xef/0x530 [ 415.637768] ? HARDIRQ_verbose+0x10/0x10 [ 415.641836] ? HARDIRQ_verbose+0x10/0x10 [ 415.645911] ? ext4_map_blocks+0x59f/0x1a50 [ 415.650265] ? lock_acquire+0x170/0x3c0 [ 415.654253] ? ext4_map_blocks+0x740/0x1a50 [ 415.658600] ext4_map_blocks+0x7a2/0x1a50 [ 415.662763] ? check_preemption_disabled+0x41/0x280 [ 415.667794] ? ext4_issue_zeroout+0x160/0x160 [ 415.672304] ? __brelse+0x84/0xa0 [ 415.675772] ? __ext4_new_inode+0x2eb/0x5a20 [ 415.680204] ext4_getblk+0xad/0x4f0 [ 415.683848] ? ext4_iomap_begin+0xe00/0xe00 [ 415.688186] ? ext4_free_inode+0x1780/0x1780 [ 415.692631] ? debug_check_no_obj_freed+0x201/0x490 [ 415.697659] ? __dquot_initialize+0x298/0xb70 [ 415.702170] ext4_bread+0x7c/0x210 [ 415.705725] ? ext4_getblk+0x4f0/0x4f0 [ 415.709635] ? dquot_initialize_needed+0x290/0x290 [ 415.714574] ? trace_hardirqs_off+0x64/0x200 [ 415.718996] ext4_append+0x155/0x370 [ 415.722727] ext4_mkdir+0x5bd/0xe10 [ 415.726378] ? ext4_init_dot_dotdot+0x600/0x600 [ 415.731065] ? generic_permission+0x116/0x4d0 [ 415.735576] ? inode_permission.part.0+0x10c/0x450 [ 415.740521] vfs_mkdir+0x508/0x7a0 [ 415.744076] do_mkdirat+0x262/0x2d0 [ 415.747715] ? __ia32_sys_mknod+0x120/0x120 11:38:49 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x250, 0x2, 0x0) [ 415.752044] ? trace_hardirqs_off_caller+0x6e/0x210 [ 415.757072] ? do_syscall_64+0x21/0x620 [ 415.761063] do_syscall_64+0xf9/0x620 [ 415.764876] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.770071] RIP: 0033:0x465127 [ 415.773282] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 415.792633] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 11:38:49 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x251, 0x2, 0x0) [ 415.800355] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 415.807635] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 415.814913] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 415.822194] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 [ 415.829479] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:49 executing program 0 (fault-call:0 fault-nth:35): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x250, 0x2, 0x0) 11:38:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x3f00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:49 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x255, 0x2, 0x0) 11:38:49 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x233, 0x2, 0x0) 11:38:49 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x252, 0x2, 0x0) [ 416.079357] FAULT_INJECTION: forcing a failure. [ 416.079357] name failslab, interval 1, probability 0, space 0, times 0 [ 416.090707] CPU: 1 PID: 27820 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 416.098597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.107950] Call Trace: [ 416.110552] dump_stack+0x1fc/0x2ef [ 416.114194] should_fail.cold+0xa/0xf [ 416.118007] ? setup_fault_attr+0x200/0x200 [ 416.122342] ? perf_trace_lock_acquire+0xef/0x530 [ 416.127191] ? __es_tree_search.isra.0+0x1af/0x210 [ 416.132151] __should_failslab+0x115/0x180 [ 416.136392] should_failslab+0x5/0x10 [ 416.140186] kmem_cache_alloc+0x3f/0x370 [ 416.144349] __es_insert_extent+0x39b/0x13b0 [ 416.148756] ext4_es_insert_extent+0x22e/0x5e0 [ 416.153329] ? ext4_map_blocks+0x59f/0x1a50 [ 416.157640] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 416.163437] ext4_map_blocks+0xa2a/0x1a50 [ 416.167578] ? ext4_issue_zeroout+0x160/0x160 [ 416.172063] ? __brelse+0x84/0xa0 [ 416.175526] ? __ext4_new_inode+0x2eb/0x5a20 [ 416.179943] ext4_getblk+0xad/0x4f0 [ 416.183567] ? ext4_iomap_begin+0xe00/0xe00 [ 416.187876] ? ext4_free_inode+0x1780/0x1780 [ 416.192274] ? debug_check_no_obj_freed+0x201/0x490 [ 416.197276] ? __dquot_initialize+0x298/0xb70 [ 416.201762] ext4_bread+0x7c/0x210 [ 416.205286] ? ext4_getblk+0x4f0/0x4f0 [ 416.209162] ? dquot_initialize_needed+0x290/0x290 [ 416.214077] ? trace_hardirqs_off+0x64/0x200 [ 416.218473] ext4_append+0x155/0x370 [ 416.222180] ext4_mkdir+0x5bd/0xe10 [ 416.225799] ? ext4_init_dot_dotdot+0x600/0x600 [ 416.230454] ? generic_permission+0x116/0x4d0 [ 416.234939] ? inode_permission.part.0+0x10c/0x450 [ 416.239857] vfs_mkdir+0x508/0x7a0 [ 416.243389] do_mkdirat+0x262/0x2d0 [ 416.247004] ? __ia32_sys_mknod+0x120/0x120 [ 416.251314] ? trace_hardirqs_off_caller+0x6e/0x210 [ 416.256335] ? do_syscall_64+0x21/0x620 [ 416.260302] do_syscall_64+0xf9/0x620 [ 416.264097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.269273] RIP: 0033:0x465127 [ 416.272454] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 416.291340] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 416.299032] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 416.306287] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 416.313540] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 416.320794] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 11:38:49 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x234, 0x2, 0x0) [ 416.328049] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:49 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x253, 0x2, 0x0) 11:38:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x251, 0x2, 0x0) 11:38:50 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x256, 0x2, 0x0) 11:38:50 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x235, 0x2, 0x0) 11:38:50 executing program 0 (fault-call:0 fault-nth:36): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x252, 0x2, 0x0) 11:38:50 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x254, 0x2, 0x0) 11:38:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4400, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:50 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x257, 0x2, 0x0) 11:38:50 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x236, 0x2, 0x0) [ 416.682865] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:50 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x255, 0x2, 0x0) 11:38:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4800, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:50 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x258, 0x2, 0x0) 11:38:50 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x237, 0x2, 0x0) 11:38:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x253, 0x2, 0x0) [ 416.916793] FAULT_INJECTION: forcing a failure. [ 416.916793] name failslab, interval 1, probability 0, space 0, times 0 [ 417.002136] CPU: 0 PID: 27882 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 417.010062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.019421] Call Trace: [ 417.022028] dump_stack+0x1fc/0x2ef [ 417.025674] should_fail.cold+0xa/0xf [ 417.029491] ? setup_fault_attr+0x200/0x200 [ 417.033823] ? lock_acquire+0x170/0x3c0 [ 417.037820] __should_failslab+0x115/0x180 [ 417.042067] should_failslab+0x5/0x10 [ 417.045880] kmem_cache_alloc_trace+0x284/0x380 [ 417.050556] ? _copy_from_user+0xd2/0x130 [ 417.054720] copy_mount_options+0x59/0x380 [ 417.058974] ksys_mount+0x9b/0x130 [ 417.062529] __x64_sys_mount+0xba/0x150 [ 417.066518] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 417.071110] do_syscall_64+0xf9/0x620 [ 417.074926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.080119] RIP: 0033:0x46753a [ 417.083319] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:38:50 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x238, 0x2, 0x0) [ 417.102233] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 417.110039] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 417.117317] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 417.124598] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 417.131902] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 417.139180] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:50 executing program 0 (fault-call:0 fault-nth:37): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4a00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:50 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x259, 0x2, 0x0) 11:38:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x254, 0x2, 0x0) 11:38:50 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x256, 0x2, 0x0) 11:38:50 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x239, 0x2, 0x0) 11:38:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x4c00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 417.468330] FAULT_INJECTION: forcing a failure. [ 417.468330] name failslab, interval 1, probability 0, space 0, times 0 [ 417.479663] CPU: 0 PID: 27935 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 417.487559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.496922] Call Trace: [ 417.499523] dump_stack+0x1fc/0x2ef [ 417.503162] should_fail.cold+0xa/0xf [ 417.506976] ? setup_fault_attr+0x200/0x200 [ 417.511313] ? perf_trace_lock_acquire+0xef/0x530 11:38:51 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x257, 0x2, 0x0) [ 417.516164] ? __es_tree_search.isra.0+0x1af/0x210 [ 417.521111] __should_failslab+0x115/0x180 [ 417.525365] should_failslab+0x5/0x10 [ 417.529177] kmem_cache_alloc+0x3f/0x370 [ 417.533254] __es_insert_extent+0x39b/0x13b0 [ 417.537695] ext4_es_insert_extent+0x22e/0x5e0 [ 417.542293] ? ext4_map_blocks+0x59f/0x1a50 [ 417.546628] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 417.552460] ext4_map_blocks+0xa2a/0x1a50 [ 417.556630] ? ext4_issue_zeroout+0x160/0x160 [ 417.561138] ? __brelse+0x84/0xa0 [ 417.564601] ? __ext4_new_inode+0x2eb/0x5a20 11:38:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x255, 0x2, 0x0) [ 417.569032] ext4_getblk+0xad/0x4f0 [ 417.572671] ? ext4_iomap_begin+0xe00/0xe00 [ 417.577008] ? ext4_free_inode+0x1780/0x1780 [ 417.581430] ? debug_check_no_obj_freed+0x201/0x490 [ 417.586458] ? __dquot_initialize+0x298/0xb70 [ 417.590970] ext4_bread+0x7c/0x210 [ 417.594523] ? ext4_getblk+0x4f0/0x4f0 [ 417.598421] ? dquot_initialize_needed+0x290/0x290 [ 417.603364] ? trace_hardirqs_off+0x64/0x200 [ 417.607789] ext4_append+0x155/0x370 [ 417.611522] ext4_mkdir+0x5bd/0xe10 11:38:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x5201, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 417.615164] ? ext4_init_dot_dotdot+0x600/0x600 [ 417.619846] ? generic_permission+0x116/0x4d0 [ 417.624357] ? inode_permission.part.0+0x10c/0x450 [ 417.629307] vfs_mkdir+0x508/0x7a0 [ 417.632856] do_mkdirat+0x262/0x2d0 [ 417.636496] ? __ia32_sys_mknod+0x120/0x120 [ 417.640831] ? trace_hardirqs_off_caller+0x6e/0x210 [ 417.645861] ? do_syscall_64+0x21/0x620 [ 417.649851] do_syscall_64+0xf9/0x620 [ 417.653677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.658871] RIP: 0033:0x465127 11:38:51 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23a, 0x2, 0x0) [ 417.662072] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 417.680972] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 417.688684] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000465127 [ 417.695958] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100 [ 417.703231] RBP: 00007f13b5927040 R08: 0000000000000000 R09: ffffffffffffffff [ 417.710523] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000 11:38:51 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25a, 0x2, 0x0) [ 417.717799] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:51 executing program 0 (fault-call:0 fault-nth:38): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:51 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x258, 0x2, 0x0) 11:38:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x256, 0x2, 0x0) 11:38:51 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25b, 0x2, 0x0) 11:38:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x5865, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:51 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23b, 0x2, 0x0) [ 417.884528] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x5a01, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:51 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25c, 0x2, 0x0) 11:38:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x257, 0x2, 0x0) [ 418.091510] FAULT_INJECTION: forcing a failure. [ 418.091510] name failslab, interval 1, probability 0, space 0, times 0 11:38:51 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x259, 0x2, 0x0) [ 418.165834] CPU: 0 PID: 27989 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 418.173756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.183114] Call Trace: [ 418.185717] dump_stack+0x1fc/0x2ef [ 418.189361] should_fail.cold+0xa/0xf [ 418.193175] ? setup_fault_attr+0x200/0x200 [ 418.197514] ? lock_acquire+0x170/0x3c0 [ 418.201508] __should_failslab+0x115/0x180 [ 418.205756] should_failslab+0x5/0x10 [ 418.209567] kmem_cache_alloc+0x277/0x370 [ 418.213732] getname_flags+0xce/0x590 [ 418.217551] user_path_at_empty+0x2a/0x50 [ 418.221716] do_mount+0x147/0x2f10 [ 418.225273] ? cmp_ex_sort+0xc0/0xc0 [ 418.229003] ? __do_page_fault+0x180/0xd60 [ 418.233258] ? copy_mount_string+0x40/0x40 [ 418.237513] ? memset+0x20/0x40 [ 418.240806] ? copy_mount_options+0x26f/0x380 [ 418.245316] ksys_mount+0xcf/0x130 [ 418.248877] __x64_sys_mount+0xba/0x150 [ 418.252869] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 418.257573] do_syscall_64+0xf9/0x620 [ 418.261388] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.266584] RIP: 0033:0x46753a [ 418.269785] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 418.288812] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 418.296526] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 418.303799] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:38:51 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25d, 0x2, 0x0) 11:38:51 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23c, 0x2, 0x0) [ 418.311078] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 418.318353] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 418.325627] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:52 executing program 0 (fault-call:0 fault-nth:39): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:52 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25a, 0x2, 0x0) 11:38:52 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x258, 0x2, 0x0) 11:38:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:52 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25e, 0x2, 0x0) 11:38:52 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23d, 0x2, 0x0) [ 418.665339] FAULT_INJECTION: forcing a failure. [ 418.665339] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 418.677184] CPU: 1 PID: 28041 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 418.685071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.694429] Call Trace: [ 418.697029] dump_stack+0x1fc/0x2ef [ 418.700673] should_fail.cold+0xa/0xf [ 418.704493] ? setup_fault_attr+0x200/0x200 [ 418.708826] ? perf_trace_lock_acquire+0xef/0x530 [ 418.713697] __alloc_pages_nodemask+0x239/0x2890 [ 418.718461] ? HARDIRQ_verbose+0x10/0x10 [ 418.722536] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 418.728563] ? cmp_ex_search+0x87/0xb0 [ 418.732466] ? __lock_acquire+0x6de/0x3ff0 [ 418.736715] ? copy_mount_options+0x1e9/0x380 [ 418.741227] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 418.746082] ? ex_handler_default+0x14/0x90 [ 418.750413] ? phys_mem_access_encrypted+0x10/0x10 [ 418.755365] ? perf_trace_lock_acquire+0xef/0x530 [ 418.760239] ? HARDIRQ_verbose+0x10/0x10 [ 418.764317] cache_grow_begin+0xa4/0x8a0 [ 418.768389] ? setup_fault_attr+0x200/0x200 [ 418.772724] ? lock_acquire+0x170/0x3c0 [ 418.776709] cache_alloc_refill+0x273/0x340 [ 418.781047] kmem_cache_alloc+0x346/0x370 [ 418.785212] getname_flags+0xce/0x590 [ 418.789033] user_path_at_empty+0x2a/0x50 [ 418.793207] do_mount+0x147/0x2f10 [ 418.796764] ? cmp_ex_sort+0xc0/0xc0 [ 418.800488] ? __do_page_fault+0x180/0xd60 [ 418.804737] ? copy_mount_string+0x40/0x40 [ 418.808995] ? memset+0x20/0x40 11:38:52 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25f, 0x2, 0x0) [ 418.812288] ? copy_mount_options+0x26f/0x380 [ 418.816795] ksys_mount+0xcf/0x130 [ 418.820354] __x64_sys_mount+0xba/0x150 [ 418.824341] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 418.828932] do_syscall_64+0xf9/0x620 [ 418.832747] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.837934] RIP: 0033:0x46753a [ 418.841184] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:38:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6088, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:52 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x259, 0x2, 0x0) 11:38:52 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23e, 0x2, 0x0) 11:38:52 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25b, 0x2, 0x0) [ 418.860072] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 418.867818] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 418.875082] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 418.882409] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 418.889661] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 418.896914] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:52 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x260, 0x2, 0x0) 11:38:52 executing program 0 (fault-call:0 fault-nth:40): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6558, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:52 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x23f, 0x2, 0x0) 11:38:52 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25c, 0x2, 0x0) 11:38:52 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25a, 0x2, 0x0) 11:38:52 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x261, 0x2, 0x0) [ 419.162988] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6800, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 419.389804] FAULT_INJECTION: forcing a failure. [ 419.389804] name failslab, interval 1, probability 0, space 0, times 0 [ 419.410791] CPU: 0 PID: 28103 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 419.418814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.428177] Call Trace: [ 419.430786] dump_stack+0x1fc/0x2ef [ 419.434447] should_fail.cold+0xa/0xf [ 419.438278] ? setup_fault_attr+0x200/0x200 [ 419.442726] ? lock_acquire+0x170/0x3c0 [ 419.446721] __should_failslab+0x115/0x180 [ 419.450971] should_failslab+0x5/0x10 [ 419.454782] __kmalloc_track_caller+0x2a6/0x3c0 [ 419.459459] ? kstrdup_const+0x53/0x80 [ 419.463366] kstrdup+0x36/0x70 [ 419.466571] kstrdup_const+0x53/0x80 [ 419.470295] alloc_vfsmnt+0xb5/0x780 [ 419.474020] ? _raw_read_unlock+0x29/0x40 [ 419.478180] vfs_kern_mount.part.0+0x27/0x470 [ 419.482690] do_mount+0x113c/0x2f10 [ 419.486329] ? cmp_ex_sort+0xc0/0xc0 [ 419.490060] ? __do_page_fault+0x180/0xd60 [ 419.494305] ? copy_mount_string+0x40/0x40 [ 419.498563] ? memset+0x20/0x40 [ 419.502464] ? copy_mount_options+0x26f/0x380 [ 419.506973] ksys_mount+0xcf/0x130 [ 419.510529] __x64_sys_mount+0xba/0x150 [ 419.514516] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 419.519113] do_syscall_64+0xf9/0x620 [ 419.522927] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.528121] RIP: 0033:0x46753a [ 419.531328] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 419.550244] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 419.557968] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 419.565255] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 419.572538] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 419.579843] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:38:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x6c00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:53 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x262, 0x2, 0x0) 11:38:53 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25d, 0x2, 0x0) 11:38:53 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x240, 0x2, 0x0) 11:38:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25b, 0x2, 0x0) [ 419.587212] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:53 executing program 0 (fault-call:0 fault-nth:41): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25c, 0x2, 0x0) 11:38:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x7400, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:53 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25e, 0x2, 0x0) [ 419.843747] FAULT_INJECTION: forcing a failure. [ 419.843747] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 419.855599] CPU: 0 PID: 28141 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 419.863486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.872846] Call Trace: [ 419.875452] dump_stack+0x1fc/0x2ef [ 419.879096] should_fail.cold+0xa/0xf [ 419.882914] ? setup_fault_attr+0x200/0x200 [ 419.887251] ? perf_trace_lock_acquire+0xef/0x530 [ 419.892112] __alloc_pages_nodemask+0x239/0x2890 [ 419.896876] ? HARDIRQ_verbose+0x10/0x10 [ 419.900952] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 419.906846] ? cmp_ex_search+0x87/0xb0 [ 419.910750] ? __lock_acquire+0x6de/0x3ff0 [ 419.915001] ? copy_mount_options+0x1e9/0x380 [ 419.919508] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 419.924361] ? ex_handler_default+0x14/0x90 [ 419.928691] ? phys_mem_access_encrypted+0x10/0x10 [ 419.933638] ? perf_trace_lock_acquire+0xef/0x530 [ 419.938502] ? HARDIRQ_verbose+0x10/0x10 [ 419.942584] cache_grow_begin+0xa4/0x8a0 [ 419.946657] ? setup_fault_attr+0x200/0x200 [ 419.950988] ? lock_acquire+0x170/0x3c0 [ 419.954974] cache_alloc_refill+0x273/0x340 [ 419.959397] kmem_cache_alloc+0x346/0x370 [ 419.963560] getname_flags+0xce/0x590 [ 419.967378] user_path_at_empty+0x2a/0x50 [ 419.971537] do_mount+0x147/0x2f10 [ 419.975089] ? cmp_ex_sort+0xc0/0xc0 [ 419.978817] ? __do_page_fault+0x180/0xd60 [ 419.983064] ? copy_mount_string+0x40/0x40 [ 419.987318] ? memset+0x20/0x40 [ 419.990606] ? copy_mount_options+0x26f/0x380 [ 419.995113] ksys_mount+0xcf/0x130 [ 419.998665] __x64_sys_mount+0xba/0x150 [ 420.002649] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 420.007239] do_syscall_64+0xf9/0x620 [ 420.011052] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.016245] RIP: 0033:0x46753a [ 420.019447] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:38:53 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x263, 0x2, 0x0) 11:38:53 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x241, 0x2, 0x0) 11:38:53 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x242, 0x2, 0x0) 11:38:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25d, 0x2, 0x0) 11:38:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x7a00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 420.038468] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 420.046189] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 420.053465] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 420.060740] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 420.068013] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 420.075288] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:53 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x264, 0x2, 0x0) 11:38:53 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x243, 0x2, 0x0) 11:38:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x8100, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:54 executing program 0 (fault-call:0 fault-nth:42): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:54 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25f, 0x2, 0x0) 11:38:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25e, 0x2, 0x0) 11:38:54 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x265, 0x2, 0x0) 11:38:54 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x244, 0x2, 0x0) 11:38:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x9e02, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 420.392486] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:54 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x260, 0x2, 0x0) 11:38:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xa602, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:54 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x266, 0x2, 0x0) [ 420.603471] FAULT_INJECTION: forcing a failure. [ 420.603471] name failslab, interval 1, probability 0, space 0, times 0 [ 420.661613] CPU: 0 PID: 28210 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 420.669542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.678912] Call Trace: [ 420.681523] dump_stack+0x1fc/0x2ef [ 420.685177] should_fail.cold+0xa/0xf [ 420.689006] ? setup_fault_attr+0x200/0x200 [ 420.693346] ? lock_acquire+0x170/0x3c0 [ 420.697343] __should_failslab+0x115/0x180 [ 420.701595] should_failslab+0x5/0x10 [ 420.705411] __kmalloc+0x2ab/0x3c0 [ 420.709343] ? prealloc_shrinker+0x15d/0x340 [ 420.713774] prealloc_shrinker+0x15d/0x340 [ 420.718026] sget_userns+0x7b4/0xcd0 [ 420.721749] ? set_bdev_super+0x110/0x110 [ 420.725914] ? ns_test_super+0x50/0x50 [ 420.729818] ? set_bdev_super+0x110/0x110 [ 420.733977] ? ns_test_super+0x50/0x50 [ 420.737880] sget+0x102/0x140 [ 420.741002] mount_bdev+0xf8/0x3b0 [ 420.744551] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 420.749662] mount_fs+0xa3/0x310 [ 420.753046] vfs_kern_mount.part.0+0x68/0x470 [ 420.757556] do_mount+0x113c/0x2f10 [ 420.761196] ? cmp_ex_sort+0xc0/0xc0 [ 420.764921] ? __do_page_fault+0x180/0xd60 [ 420.769169] ? copy_mount_string+0x40/0x40 [ 420.773424] ? memset+0x20/0x40 [ 420.776719] ? copy_mount_options+0x26f/0x380 [ 420.781227] ksys_mount+0xcf/0x130 [ 420.784780] __x64_sys_mount+0xba/0x150 [ 420.788766] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 420.793359] do_syscall_64+0xf9/0x620 [ 420.797174] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 420.802369] RIP: 0033:0x46753a [ 420.805572] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 420.824818] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 420.832518] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 420.839781] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 420.847072] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 420.854328] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:38:54 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x245, 0x2, 0x0) 11:38:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25f, 0x2, 0x0) [ 420.861585] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:54 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x261, 0x2, 0x0) 11:38:54 executing program 0 (fault-call:0 fault-nth:43): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x260, 0x2, 0x0) 11:38:54 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x267, 0x2, 0x0) 11:38:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xae02, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:54 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x246, 0x2, 0x0) 11:38:54 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x262, 0x2, 0x0) 11:38:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xb402, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 421.145950] FAULT_INJECTION: forcing a failure. [ 421.145950] name failslab, interval 1, probability 0, space 0, times 0 [ 421.198687] CPU: 0 PID: 28262 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 421.206618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.215980] Call Trace: [ 421.218588] dump_stack+0x1fc/0x2ef [ 421.222232] should_fail.cold+0xa/0xf [ 421.226047] ? setup_fault_attr+0x200/0x200 [ 421.230382] ? lock_acquire+0x170/0x3c0 [ 421.234379] __should_failslab+0x115/0x180 [ 421.238628] should_failslab+0x5/0x10 [ 421.242438] kmem_cache_alloc+0x277/0x370 [ 421.246600] getname_kernel+0x4e/0x370 [ 421.250483] kern_path+0x1b/0x40 [ 421.253840] lookup_bdev+0xfc/0x220 [ 421.257456] ? bd_acquire+0x440/0x440 [ 421.261254] blkdev_get_by_path+0x1b/0xd0 [ 421.265395] mount_bdev+0x5b/0x3b0 [ 421.268931] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 421.274030] mount_fs+0xa3/0x310 [ 421.277404] vfs_kern_mount.part.0+0x68/0x470 [ 421.281896] do_mount+0x113c/0x2f10 [ 421.285513] ? cmp_ex_sort+0xc0/0xc0 [ 421.289222] ? __do_page_fault+0x180/0xd60 [ 421.293447] ? copy_mount_string+0x40/0x40 [ 421.297675] ? memset+0x20/0x40 [ 421.300945] ? copy_mount_options+0x26f/0x380 [ 421.305431] ksys_mount+0xcf/0x130 [ 421.308962] __x64_sys_mount+0xba/0x150 [ 421.312926] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 421.317494] do_syscall_64+0xf9/0x620 [ 421.321288] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.326462] RIP: 0033:0x46753a [ 421.329643] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:38:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x261, 0x2, 0x0) 11:38:55 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x268, 0x2, 0x0) 11:38:55 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x263, 0x2, 0x0) [ 421.348543] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 421.356250] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 421.363509] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 421.370762] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 421.378019] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 421.385278] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:55 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x247, 0x2, 0x0) 11:38:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xba00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:55 executing program 0 (fault-call:0 fault-nth:44): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x262, 0x2, 0x0) 11:38:55 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x269, 0x2, 0x0) 11:38:55 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x264, 0x2, 0x0) 11:38:55 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x248, 0x2, 0x0) 11:38:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xc801, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xcc00, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:55 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x265, 0x2, 0x0) 11:38:55 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x249, 0x2, 0x0) [ 421.738508] FAULT_INJECTION: forcing a failure. [ 421.738508] name fail_page_alloc, interval 1, probability 0, space 0, times 0 11:38:55 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26a, 0x2, 0x0) [ 421.834926] CPU: 0 PID: 28315 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 421.842855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 421.852223] Call Trace: [ 421.854830] dump_stack+0x1fc/0x2ef [ 421.858472] should_fail.cold+0xa/0xf [ 421.862290] ? lock_acquire+0x170/0x3c0 [ 421.866276] ? setup_fault_attr+0x200/0x200 [ 421.870616] __alloc_pages_nodemask+0x239/0x2890 [ 421.875417] ? pcpu_alloc+0x91f/0x1190 [ 421.879321] ? mark_held_locks+0xf0/0xf0 [ 421.883397] ? pcpu_alloc+0xe78/0x1190 [ 421.887311] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 421.892175] ? check_preemption_disabled+0x41/0x280 [ 421.897210] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 421.902238] ? pcpu_alloc+0xc9/0x1190 [ 421.906058] alloc_pages_current+0x193/0x2a0 [ 421.910478] ? __lockdep_init_map+0x100/0x5a0 [ 421.914985] get_zeroed_page+0x10/0x40 [ 421.918877] mount_fs+0x203/0x310 [ 421.922352] vfs_kern_mount.part.0+0x68/0x470 [ 421.926862] do_mount+0x113c/0x2f10 [ 421.930507] ? cmp_ex_sort+0xc0/0xc0 [ 421.934232] ? __do_page_fault+0x180/0xd60 [ 421.938486] ? copy_mount_string+0x40/0x40 [ 421.942742] ? memset+0x20/0x40 [ 421.946037] ? copy_mount_options+0x26f/0x380 [ 421.950547] ksys_mount+0xcf/0x130 [ 421.954103] __x64_sys_mount+0xba/0x150 [ 421.958093] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 421.962688] do_syscall_64+0xf9/0x620 [ 421.966503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 421.971700] RIP: 0033:0x46753a [ 421.974914] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 421.993821] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 422.001536] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 422.008812] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 422.016087] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 422.023364] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:38:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x263, 0x2, 0x0) 11:38:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xdd05, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 422.030638] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:55 executing program 0 (fault-call:0 fault-nth:45): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:55 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26b, 0x2, 0x0) 11:38:55 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x266, 0x2, 0x0) 11:38:55 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24a, 0x2, 0x0) 11:38:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x264, 0x2, 0x0) 11:38:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xe000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 422.215348] FAULT_INJECTION: forcing a failure. [ 422.215348] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 422.272982] CPU: 0 PID: 28359 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 422.280910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.290271] Call Trace: [ 422.292882] dump_stack+0x1fc/0x2ef [ 422.296532] should_fail.cold+0xa/0xf [ 422.300345] ? lock_acquire+0x170/0x3c0 [ 422.304314] ? setup_fault_attr+0x200/0x200 [ 422.308635] __alloc_pages_nodemask+0x239/0x2890 [ 422.313383] ? mark_held_locks+0xf0/0xf0 [ 422.317436] ? pcpu_alloc+0xe78/0x1190 [ 422.321321] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 422.326160] ? check_preemption_disabled+0x41/0x280 [ 422.331171] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 422.336199] ? pcpu_alloc+0xc9/0x1190 [ 422.340008] alloc_pages_current+0x193/0x2a0 [ 422.344407] ? __lockdep_init_map+0x100/0x5a0 [ 422.348893] get_zeroed_page+0x10/0x40 [ 422.352767] mount_fs+0x203/0x310 [ 422.356214] vfs_kern_mount.part.0+0x68/0x470 [ 422.360701] do_mount+0x113c/0x2f10 [ 422.364318] ? cmp_ex_sort+0xc0/0xc0 [ 422.368022] ? __do_page_fault+0x180/0xd60 [ 422.372247] ? copy_mount_string+0x40/0x40 [ 422.376480] ? memset+0x20/0x40 [ 422.379753] ? copy_mount_options+0x26f/0x380 [ 422.384246] ksys_mount+0xcf/0x130 [ 422.387780] __x64_sys_mount+0xba/0x150 [ 422.391744] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 422.396316] do_syscall_64+0xf9/0x620 [ 422.400109] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.405285] RIP: 0033:0x46753a 11:38:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x265, 0x2, 0x0) 11:38:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xea02, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26c, 0x2, 0x0) 11:38:56 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24b, 0x2, 0x0) [ 422.408468] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 422.427368] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 422.435075] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 422.442336] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 422.449618] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 422.456882] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 422.464145] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:56 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x267, 0x2, 0x0) 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26d, 0x2, 0x0) 11:38:56 executing program 0 (fault-call:0 fault-nth:46): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x266, 0x2, 0x0) 11:38:56 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24c, 0x2, 0x0) 11:38:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xf000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:56 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x268, 0x2, 0x0) 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26e, 0x2, 0x0) [ 422.801283] FAULT_INJECTION: forcing a failure. [ 422.801283] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 422.813245] CPU: 1 PID: 28411 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 422.821138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 422.830499] Call Trace: [ 422.833105] dump_stack+0x1fc/0x2ef [ 422.836751] should_fail.cold+0xa/0xf [ 422.840569] ? setup_fault_attr+0x200/0x200 [ 422.844933] ? get_page_from_freelist+0x1d60/0x4170 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26f, 0x2, 0x0) [ 422.849966] ? bad_range+0x260/0x3c0 [ 422.853705] __alloc_pages_nodemask+0x239/0x2890 [ 422.858475] ? kernel_poison_pages+0x2c/0x2a0 [ 422.862986] ? get_page_from_freelist+0x1d01/0x4170 [ 422.868020] ? preempt_count_add+0xaf/0x190 [ 422.872370] ? __lock_acquire+0x6de/0x3ff0 [ 422.876652] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 422.881514] ? perf_trace_lock_acquire+0xef/0x530 [ 422.886350] ? lock_acquire+0x170/0x3c0 [ 422.890323] ? HARDIRQ_verbose+0x10/0x10 [ 422.894380] cache_grow_begin+0xa4/0x8a0 [ 422.898464] ? setup_fault_attr+0x200/0x200 [ 422.902774] ? lock_acquire+0x170/0x3c0 [ 422.906758] cache_alloc_refill+0x273/0x340 [ 422.911074] kmem_cache_alloc+0x346/0x370 [ 422.915220] getname_kernel+0x4e/0x370 [ 422.919116] kern_path+0x1b/0x40 [ 422.922473] lookup_bdev+0xfc/0x220 [ 422.926089] ? bd_acquire+0x440/0x440 [ 422.929889] blkdev_get_by_path+0x1b/0xd0 [ 422.934030] mount_bdev+0x5b/0x3b0 [ 422.937562] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 422.942653] mount_fs+0xa3/0x310 [ 422.946016] vfs_kern_mount.part.0+0x68/0x470 [ 422.950507] do_mount+0x113c/0x2f10 [ 422.954128] ? cmp_ex_sort+0xc0/0xc0 [ 422.957835] ? __do_page_fault+0x180/0xd60 [ 422.962060] ? copy_mount_string+0x40/0x40 [ 422.966291] ? memset+0x20/0x40 [ 422.969561] ? copy_mount_options+0x26f/0x380 [ 422.974049] ksys_mount+0xcf/0x130 [ 422.977593] __x64_sys_mount+0xba/0x150 [ 422.981557] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 422.986140] do_syscall_64+0xf9/0x620 [ 422.989931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 422.995108] RIP: 0033:0x46753a [ 422.998293] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 423.017179] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 423.024877] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 423.032141] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 423.039413] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:38:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x267, 0x2, 0x0) 11:38:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xfc03, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 423.046684] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 423.053941] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:56 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x269, 0x2, 0x0) 11:38:56 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24d, 0x2, 0x0) 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x270, 0x2, 0x0) [ 423.228460] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:38:56 executing program 0 (fault-call:0 fault-nth:47): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x268, 0x2, 0x0) 11:38:56 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26a, 0x2, 0x0) 11:38:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xfeff, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:56 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24e, 0x2, 0x0) 11:38:56 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x271, 0x2, 0x0) 11:38:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x269, 0x2, 0x0) [ 423.404999] FAULT_INJECTION: forcing a failure. [ 423.404999] name failslab, interval 1, probability 0, space 0, times 0 [ 423.465849] CPU: 1 PID: 28453 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 423.473779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.483273] Call Trace: [ 423.485885] dump_stack+0x1fc/0x2ef [ 423.489538] should_fail.cold+0xa/0xf [ 423.493359] ? setup_fault_attr+0x200/0x200 [ 423.497704] ? lock_acquire+0x170/0x3c0 [ 423.501699] __should_failslab+0x115/0x180 [ 423.505948] should_failslab+0x5/0x10 [ 423.509770] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 423.514894] __kmalloc_node+0x38/0x70 [ 423.518711] kvmalloc_node+0x61/0xf0 [ 423.522530] __list_lru_init+0x4c6/0x7f0 [ 423.526605] ? up_write+0x13/0x150 [ 423.530164] sget_userns+0x7e2/0xcd0 [ 423.533894] ? set_bdev_super+0x110/0x110 [ 423.538070] ? ns_test_super+0x50/0x50 [ 423.541970] ? set_bdev_super+0x110/0x110 [ 423.546126] ? ns_test_super+0x50/0x50 [ 423.550029] sget+0x102/0x140 [ 423.553151] mount_bdev+0xf8/0x3b0 [ 423.556715] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 423.562790] mount_fs+0xa3/0x310 [ 423.566176] vfs_kern_mount.part.0+0x68/0x470 [ 423.570689] do_mount+0x113c/0x2f10 [ 423.574332] ? cmp_ex_sort+0xc0/0xc0 [ 423.578063] ? __do_page_fault+0x180/0xd60 [ 423.582311] ? copy_mount_string+0x40/0x40 [ 423.586569] ? memset+0x20/0x40 [ 423.589893] ? copy_mount_options+0x26f/0x380 [ 423.594406] ksys_mount+0xcf/0x130 [ 423.597961] __x64_sys_mount+0xba/0x150 [ 423.601970] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 423.606588] do_syscall_64+0xf9/0x620 [ 423.610405] entry_SYSCALL_64_after_hwframe+0x49/0xbe 11:38:57 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26b, 0x2, 0x0) 11:38:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xff0f, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:57 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x272, 0x2, 0x0) [ 423.615599] RIP: 0033:0x46753a [ 423.618804] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 423.637707] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 423.645421] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 423.652700] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:38:57 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x24f, 0x2, 0x0) 11:38:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26a, 0x2, 0x0) [ 423.659975] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 423.667265] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 423.674541] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:57 executing program 0 (fault-call:0 fault-nth:48): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26b, 0x2, 0x0) 11:38:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xff7f, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:57 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26c, 0x2, 0x0) 11:38:57 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x250, 0x2, 0x0) 11:38:57 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x273, 0x2, 0x0) [ 423.924698] FAULT_INJECTION: forcing a failure. [ 423.924698] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 423.936568] CPU: 0 PID: 28505 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 423.944463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.953823] Call Trace: [ 423.956431] dump_stack+0x1fc/0x2ef [ 423.960078] should_fail.cold+0xa/0xf [ 423.963897] ? setup_fault_attr+0x200/0x200 [ 423.968232] ? get_page_from_freelist+0x1d60/0x4170 [ 423.973259] ? bad_range+0x260/0x3c0 [ 423.976992] __alloc_pages_nodemask+0x239/0x2890 [ 423.981760] ? kernel_poison_pages+0x2c/0x2a0 [ 423.986269] ? get_page_from_freelist+0x1d01/0x4170 [ 423.991297] ? preempt_count_add+0xaf/0x190 [ 423.995647] ? __lock_acquire+0x6de/0x3ff0 [ 423.999902] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 424.004765] ? perf_trace_lock_acquire+0xef/0x530 [ 424.009613] ? lock_acquire+0x170/0x3c0 [ 424.013604] ? HARDIRQ_verbose+0x10/0x10 [ 424.017687] cache_grow_begin+0xa4/0x8a0 [ 424.021869] ? setup_fault_attr+0x200/0x200 [ 424.026199] ? lock_acquire+0x170/0x3c0 [ 424.030198] cache_alloc_refill+0x273/0x340 [ 424.034540] kmem_cache_alloc+0x346/0x370 [ 424.038706] getname_kernel+0x4e/0x370 [ 424.042618] kern_path+0x1b/0x40 [ 424.046011] lookup_bdev+0xfc/0x220 [ 424.049647] ? bd_acquire+0x440/0x440 [ 424.053467] blkdev_get_by_path+0x1b/0xd0 [ 424.057629] mount_bdev+0x5b/0x3b0 [ 424.061209] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 424.066330] mount_fs+0xa3/0x310 [ 424.069719] vfs_kern_mount.part.0+0x68/0x470 [ 424.074236] do_mount+0x113c/0x2f10 [ 424.077881] ? cmp_ex_sort+0xc0/0xc0 [ 424.081616] ? __do_page_fault+0x180/0xd60 [ 424.085875] ? copy_mount_string+0x40/0x40 [ 424.090396] ? memset+0x20/0x40 [ 424.093692] ? copy_mount_options+0x26f/0x380 [ 424.098210] ksys_mount+0xcf/0x130 [ 424.101766] __x64_sys_mount+0xba/0x150 [ 424.105891] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 424.110488] do_syscall_64+0xf9/0x620 [ 424.114302] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.119491] RIP: 0033:0x46753a 11:38:57 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x251, 0x2, 0x0) 11:38:57 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x252, 0x2, 0x0) [ 424.122692] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 424.141613] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 424.149341] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 424.156621] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 424.163900] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:38:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26c, 0x2, 0x0) 11:38:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0xfffe, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 424.171178] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 424.178461] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:57 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x253, 0x2, 0x0) 11:38:57 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x274, 0x2, 0x0) 11:38:58 executing program 0 (fault-call:0 fault-nth:49): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:58 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26d, 0x2, 0x0) 11:38:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20000, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26d, 0x2, 0x0) 11:38:58 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x254, 0x2, 0x0) 11:38:58 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x275, 0x2, 0x0) [ 424.425840] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 424.620393] FAULT_INJECTION: forcing a failure. [ 424.620393] name failslab, interval 1, probability 0, space 0, times 0 [ 424.677867] CPU: 0 PID: 28557 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 424.685799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.695158] Call Trace: [ 424.697763] dump_stack+0x1fc/0x2ef [ 424.701399] should_fail.cold+0xa/0xf [ 424.705197] ? setup_fault_attr+0x200/0x200 [ 424.709966] ? lock_acquire+0x170/0x3c0 [ 424.713936] __should_failslab+0x115/0x180 [ 424.718164] should_failslab+0x5/0x10 [ 424.721956] __kmalloc_track_caller+0x2a6/0x3c0 [ 424.726644] ? ext4_fill_super+0xda/0xc820 [ 424.730886] kstrdup+0x36/0x70 [ 424.734080] ext4_fill_super+0xda/0xc820 [ 424.738170] ? enable_ptr_key_workfn+0x30/0x30 [ 424.742750] ? vsnprintf+0x2cc/0x14f0 [ 424.746543] ? pointer+0x850/0x850 [ 424.750079] ? lock_downgrade+0x720/0x720 [ 424.754231] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 424.759327] ? snprintf+0xbb/0xf0 [ 424.762770] ? vsprintf+0x30/0x30 [ 424.766235] ? wait_for_completion_io+0x10/0x10 [ 424.770897] ? set_blocksize+0x163/0x3f0 [ 424.774971] mount_bdev+0x2fc/0x3b0 [ 424.778589] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 424.783681] mount_fs+0xa3/0x310 [ 424.787042] vfs_kern_mount.part.0+0x68/0x470 [ 424.791532] do_mount+0x113c/0x2f10 [ 424.795159] ? cmp_ex_sort+0xc0/0xc0 [ 424.798951] ? __do_page_fault+0x180/0xd60 [ 424.803175] ? copy_mount_string+0x40/0x40 [ 424.807417] ? memset+0x20/0x40 [ 424.810689] ? copy_mount_options+0x26f/0x380 [ 424.815176] ksys_mount+0xcf/0x130 [ 424.818708] __x64_sys_mount+0xba/0x150 [ 424.822670] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 424.827241] do_syscall_64+0xf9/0x620 [ 424.831031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.836210] RIP: 0033:0x46753a [ 424.839396] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 424.858285] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 424.865994] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a 11:38:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205aa, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 424.873251] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 424.880507] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 424.887768] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 424.895022] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:58 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x276, 0x2, 0x0) 11:38:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26e, 0x2, 0x0) 11:38:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ab, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:58 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x255, 0x2, 0x0) 11:38:58 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26e, 0x2, 0x0) 11:38:58 executing program 0 (fault-call:0 fault-nth:50): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ac, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:58 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x277, 0x2, 0x0) [ 425.108930] FAULT_INJECTION: forcing a failure. [ 425.108930] name failslab, interval 1, probability 0, space 0, times 0 [ 425.169804] CPU: 1 PID: 28594 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 425.177737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.187098] Call Trace: [ 425.189703] dump_stack+0x1fc/0x2ef [ 425.193348] should_fail.cold+0xa/0xf [ 425.197162] ? setup_fault_attr+0x200/0x200 [ 425.201496] ? lock_acquire+0x170/0x3c0 [ 425.205490] __should_failslab+0x115/0x180 [ 425.209740] should_failslab+0x5/0x10 [ 425.213554] __kmalloc+0x2ab/0x3c0 [ 425.217106] ? __list_lru_init+0xd3/0x7f0 [ 425.221269] __list_lru_init+0xd3/0x7f0 [ 425.225255] ? up_write+0x18/0x150 [ 425.228813] sget_userns+0x7e2/0xcd0 [ 425.232541] ? set_bdev_super+0x110/0x110 [ 425.236708] ? ns_test_super+0x50/0x50 [ 425.240618] ? set_bdev_super+0x110/0x110 [ 425.244780] ? ns_test_super+0x50/0x50 [ 425.248677] sget+0x102/0x140 [ 425.251799] mount_bdev+0xf8/0x3b0 [ 425.255361] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 425.260472] mount_fs+0xa3/0x310 [ 425.263897] vfs_kern_mount.part.0+0x68/0x470 [ 425.268410] do_mount+0x113c/0x2f10 [ 425.272051] ? cmp_ex_sort+0xc0/0xc0 [ 425.275780] ? __do_page_fault+0x180/0xd60 [ 425.280292] ? copy_mount_string+0x40/0x40 [ 425.284553] ? memset+0x20/0x40 [ 425.287853] ? copy_mount_options+0x26f/0x380 [ 425.292366] ksys_mount+0xcf/0x130 [ 425.295920] __x64_sys_mount+0xba/0x150 [ 425.299911] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 425.304505] do_syscall_64+0xf9/0x620 [ 425.308323] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.313537] RIP: 0033:0x46753a [ 425.316742] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 425.335655] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 425.343378] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 425.350657] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 425.357934] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:38:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26f, 0x2, 0x0) 11:38:58 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x278, 0x2, 0x0) 11:38:58 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x256, 0x2, 0x0) 11:38:59 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26f, 0x2, 0x0) [ 425.365211] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 425.372485] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:59 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x279, 0x2, 0x0) 11:38:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ad, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x270, 0x2, 0x0) 11:38:59 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x257, 0x2, 0x0) 11:38:59 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27a, 0x2, 0x0) 11:38:59 executing program 0 (fault-call:0 fault-nth:51): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:59 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x270, 0x2, 0x0) 11:38:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ae, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x271, 0x2, 0x0) 11:38:59 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x258, 0x2, 0x0) 11:38:59 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27b, 0x2, 0x0) [ 425.899127] FAULT_INJECTION: forcing a failure. [ 425.899127] name failslab, interval 1, probability 0, space 0, times 0 [ 425.930263] CPU: 1 PID: 28669 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 425.938192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.947549] Call Trace: [ 425.950153] dump_stack+0x1fc/0x2ef [ 425.953797] should_fail.cold+0xa/0xf [ 425.957614] ? setup_fault_attr+0x200/0x200 [ 425.961949] ? lock_acquire+0x170/0x3c0 [ 425.965950] __should_failslab+0x115/0x180 [ 425.970199] should_failslab+0x5/0x10 [ 425.974016] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 425.979173] __kmalloc_node+0x38/0x70 [ 425.982994] kvmalloc_node+0x61/0xf0 [ 425.986720] __list_lru_init+0x4c6/0x7f0 [ 425.990797] ? up_write+0x13/0x150 [ 425.994352] sget_userns+0x7e2/0xcd0 [ 425.998079] ? set_bdev_super+0x110/0x110 [ 426.002247] ? ns_test_super+0x50/0x50 [ 426.006147] ? set_bdev_super+0x110/0x110 [ 426.010306] ? ns_test_super+0x50/0x50 [ 426.014209] sget+0x102/0x140 [ 426.017327] mount_bdev+0xf8/0x3b0 [ 426.020879] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 426.025997] mount_fs+0xa3/0x310 [ 426.029385] vfs_kern_mount.part.0+0x68/0x470 [ 426.033895] do_mount+0x113c/0x2f10 [ 426.037532] ? cmp_ex_sort+0xc0/0xc0 [ 426.041261] ? __do_page_fault+0x180/0xd60 [ 426.045514] ? copy_mount_string+0x40/0x40 [ 426.049768] ? memset+0x20/0x40 [ 426.053066] ? copy_mount_options+0x26f/0x380 [ 426.057576] ksys_mount+0xcf/0x130 [ 426.061161] __x64_sys_mount+0xba/0x150 [ 426.065148] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 426.069771] do_syscall_64+0xf9/0x620 [ 426.073587] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.078786] RIP: 0033:0x46753a 11:38:59 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27c, 0x2, 0x0) 11:38:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205af, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:59 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x259, 0x2, 0x0) 11:38:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:59 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25a, 0x2, 0x0) [ 426.081989] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.100901] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 426.108621] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 426.115895] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 426.123170] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 426.130446] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 426.137724] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:38:59 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x271, 0x2, 0x0) 11:38:59 executing program 0 (fault-call:0 fault-nth:52): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:38:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x272, 0x2, 0x0) 11:38:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b1, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:38:59 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27d, 0x2, 0x0) 11:38:59 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25b, 0x2, 0x0) 11:38:59 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x272, 0x2, 0x0) 11:39:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:00 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25c, 0x2, 0x0) 11:39:00 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27e, 0x2, 0x0) [ 426.524379] FAULT_INJECTION: forcing a failure. [ 426.524379] name failslab, interval 1, probability 0, space 0, times 0 11:39:00 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x273, 0x2, 0x0) 11:39:00 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x273, 0x2, 0x0) [ 426.604662] CPU: 0 PID: 28729 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 426.612590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.621950] Call Trace: [ 426.624552] dump_stack+0x1fc/0x2ef [ 426.628198] should_fail.cold+0xa/0xf [ 426.632022] ? setup_fault_attr+0x200/0x200 [ 426.636358] ? lock_acquire+0x170/0x3c0 [ 426.640357] __should_failslab+0x115/0x180 [ 426.644702] should_failslab+0x5/0x10 [ 426.648512] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 426.653632] __kmalloc_node+0x38/0x70 [ 426.657448] kvmalloc_node+0x61/0xf0 [ 426.661179] __list_lru_init+0x4c6/0x7f0 [ 426.665254] ? up_write+0x13/0x150 [ 426.668810] sget_userns+0x7e2/0xcd0 [ 426.672535] ? set_bdev_super+0x110/0x110 [ 426.676696] ? ns_test_super+0x50/0x50 [ 426.680605] ? set_bdev_super+0x110/0x110 [ 426.684760] ? ns_test_super+0x50/0x50 [ 426.688660] sget+0x102/0x140 [ 426.691782] mount_bdev+0xf8/0x3b0 [ 426.695338] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 426.700450] mount_fs+0xa3/0x310 [ 426.703828] vfs_kern_mount.part.0+0x68/0x470 [ 426.708469] do_mount+0x113c/0x2f10 [ 426.712110] ? cmp_ex_sort+0xc0/0xc0 [ 426.715842] ? __do_page_fault+0x180/0xd60 [ 426.720095] ? copy_mount_string+0x40/0x40 [ 426.724352] ? memset+0x20/0x40 [ 426.727646] ? copy_mount_options+0x26f/0x380 [ 426.732156] ksys_mount+0xcf/0x130 [ 426.735717] __x64_sys_mount+0xba/0x150 [ 426.739712] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 426.744305] do_syscall_64+0xf9/0x620 [ 426.748125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.753318] RIP: 0033:0x46753a [ 426.756520] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 426.775514] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 426.783232] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 426.790509] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 426.797788] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 426.805239] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 426.812515] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:00 executing program 0 (fault-call:0 fault-nth:53): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:00 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27f, 0x2, 0x0) 11:39:00 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x274, 0x2, 0x0) 11:39:00 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25d, 0x2, 0x0) 11:39:00 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x274, 0x2, 0x0) 11:39:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:00 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25e, 0x2, 0x0) [ 427.085704] FAULT_INJECTION: forcing a failure. [ 427.085704] name failslab, interval 1, probability 0, space 0, times 0 [ 427.128266] CPU: 0 PID: 28779 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 427.136193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.145552] Call Trace: [ 427.148153] dump_stack+0x1fc/0x2ef [ 427.151797] should_fail.cold+0xa/0xf [ 427.155611] ? setup_fault_attr+0x200/0x200 [ 427.159951] ? lock_acquire+0x170/0x3c0 [ 427.163952] __should_failslab+0x115/0x180 [ 427.168201] should_failslab+0x5/0x10 [ 427.172013] kmem_cache_alloc_trace+0x284/0x380 [ 427.176718] ext4_fill_super+0x114/0xc820 [ 427.180879] ? enable_ptr_key_workfn+0x30/0x30 [ 427.185483] ? vsnprintf+0x2cc/0x14f0 [ 427.189299] ? pointer+0x850/0x850 [ 427.192857] ? lock_downgrade+0x720/0x720 [ 427.197018] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 427.202134] ? snprintf+0xbb/0xf0 [ 427.205599] ? vsprintf+0x30/0x30 [ 427.209069] ? wait_for_completion_io+0x10/0x10 [ 427.213751] ? set_blocksize+0x163/0x3f0 [ 427.217832] mount_bdev+0x2fc/0x3b0 [ 427.221474] ? ext4_calculate_overhead+0x11c0/0x11c0 11:39:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:00 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x275, 0x2, 0x0) [ 427.226592] mount_fs+0xa3/0x310 [ 427.229978] vfs_kern_mount.part.0+0x68/0x470 [ 427.234490] do_mount+0x113c/0x2f10 [ 427.238129] ? cmp_ex_sort+0xc0/0xc0 [ 427.241860] ? __do_page_fault+0x180/0xd60 [ 427.246144] ? copy_mount_string+0x40/0x40 [ 427.250399] ? memset+0x20/0x40 [ 427.253691] ? copy_mount_options+0x26f/0x380 [ 427.258208] ksys_mount+0xcf/0x130 [ 427.261763] __x64_sys_mount+0xba/0x150 [ 427.265751] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 427.270348] do_syscall_64+0xf9/0x620 11:39:00 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x25f, 0x2, 0x0) [ 427.274164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.279358] RIP: 0033:0x46753a [ 427.282561] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 427.301468] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 427.309188] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 427.316475] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:00 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x280, 0x2, 0x0) 11:39:00 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x275, 0x2, 0x0) [ 427.323753] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 427.331027] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 427.338301] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:01 executing program 0 (fault-call:0 fault-nth:54): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x276, 0x2, 0x0) 11:39:01 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x276, 0x2, 0x0) 11:39:01 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x281, 0x2, 0x0) 11:39:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x260, 0x2, 0x0) [ 427.637256] FAULT_INJECTION: forcing a failure. [ 427.637256] name failslab, interval 1, probability 0, space 0, times 0 11:39:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 427.701673] CPU: 0 PID: 28825 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 427.709602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.718962] Call Trace: [ 427.721566] dump_stack+0x1fc/0x2ef [ 427.725219] should_fail.cold+0xa/0xf [ 427.729042] ? setup_fault_attr+0x200/0x200 [ 427.733381] ? lock_acquire+0x170/0x3c0 [ 427.737381] __should_failslab+0x115/0x180 [ 427.741629] should_failslab+0x5/0x10 [ 427.745442] kmem_cache_alloc_node_trace+0x244/0x3b0 11:39:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x277, 0x2, 0x0) [ 427.750558] __kmalloc_node+0x38/0x70 [ 427.754377] kvmalloc_node+0x61/0xf0 [ 427.758103] __list_lru_init+0x4c6/0x7f0 [ 427.762175] ? up_write+0x13/0x150 [ 427.765730] sget_userns+0x810/0xcd0 [ 427.769458] ? set_bdev_super+0x110/0x110 [ 427.773625] ? ns_test_super+0x50/0x50 [ 427.777528] ? set_bdev_super+0x110/0x110 [ 427.781707] ? ns_test_super+0x50/0x50 [ 427.785608] sget+0x102/0x140 [ 427.788729] mount_bdev+0xf8/0x3b0 [ 427.792280] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 427.797401] mount_fs+0xa3/0x310 11:39:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 427.800784] vfs_kern_mount.part.0+0x68/0x470 [ 427.805297] do_mount+0x113c/0x2f10 [ 427.808939] ? cmp_ex_sort+0xc0/0xc0 [ 427.812666] ? __do_page_fault+0x180/0xd60 [ 427.816916] ? copy_mount_string+0x40/0x40 [ 427.821176] ? memset+0x20/0x40 [ 427.824468] ? copy_mount_options+0x26f/0x380 [ 427.828980] ksys_mount+0xcf/0x130 [ 427.832537] __x64_sys_mount+0xba/0x150 [ 427.836524] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 427.841116] do_syscall_64+0xf9/0x620 [ 427.844954] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.850143] RIP: 0033:0x46753a [ 427.853328] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 427.872212] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 427.879905] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 427.887168] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 427.894446] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x261, 0x2, 0x0) 11:39:01 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x277, 0x2, 0x0) 11:39:01 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x282, 0x2, 0x0) [ 427.901698] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 427.908982] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:01 executing program 0 (fault-call:0 fault-nth:55): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205b9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x278, 0x2, 0x0) [ 428.113155] FAULT_INJECTION: forcing a failure. [ 428.113155] name failslab, interval 1, probability 0, space 0, times 0 [ 428.124755] CPU: 0 PID: 28866 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 428.132648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.142009] Call Trace: [ 428.144616] dump_stack+0x1fc/0x2ef [ 428.148263] should_fail.cold+0xa/0xf [ 428.152077] ? setup_fault_attr+0x200/0x200 [ 428.156417] ? lock_acquire+0x170/0x3c0 [ 428.160416] __should_failslab+0x115/0x180 [ 428.164712] should_failslab+0x5/0x10 [ 428.168530] __kmalloc+0x2ab/0x3c0 [ 428.172080] ? __list_lru_init+0xd3/0x7f0 [ 428.176245] __list_lru_init+0xd3/0x7f0 [ 428.180226] ? up_write+0x13/0x150 [ 428.183782] sget_userns+0x810/0xcd0 [ 428.187508] ? set_bdev_super+0x110/0x110 [ 428.191673] ? ns_test_super+0x50/0x50 [ 428.195575] ? set_bdev_super+0x110/0x110 [ 428.199725] ? ns_test_super+0x50/0x50 [ 428.203619] sget+0x102/0x140 [ 428.206742] mount_bdev+0xf8/0x3b0 11:39:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ba, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 428.210297] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 428.215425] mount_fs+0xa3/0x310 [ 428.218817] vfs_kern_mount.part.0+0x68/0x470 [ 428.223335] do_mount+0x113c/0x2f10 [ 428.226975] ? cmp_ex_sort+0xc0/0xc0 [ 428.230704] ? __do_page_fault+0x180/0xd60 [ 428.234951] ? copy_mount_string+0x40/0x40 [ 428.239206] ? memset+0x20/0x40 [ 428.242496] ? copy_mount_options+0x26f/0x380 [ 428.247005] ksys_mount+0xcf/0x130 [ 428.250557] __x64_sys_mount+0xba/0x150 [ 428.254536] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 428.259125] do_syscall_64+0xf9/0x620 [ 428.262939] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.268132] RIP: 0033:0x46753a [ 428.271341] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 428.290246] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 428.297961] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 428.305236] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x279, 0x2, 0x0) 11:39:01 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x283, 0x2, 0x0) 11:39:01 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x278, 0x2, 0x0) 11:39:01 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x262, 0x2, 0x0) [ 428.312513] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 428.319788] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 428.327083] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:02 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x263, 0x2, 0x0) 11:39:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205bb, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:02 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x279, 0x2, 0x0) 11:39:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205bc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:02 executing program 0 (fault-call:0 fault-nth:56): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:02 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27a, 0x2, 0x0) 11:39:02 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x284, 0x2, 0x0) 11:39:02 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x264, 0x2, 0x0) 11:39:02 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27a, 0x2, 0x0) 11:39:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205bd, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 428.801595] FAULT_INJECTION: forcing a failure. [ 428.801595] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 428.813446] CPU: 1 PID: 28932 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 428.821330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.830686] Call Trace: [ 428.833292] dump_stack+0x1fc/0x2ef [ 428.836934] should_fail.cold+0xa/0xf [ 428.840748] ? is_bpf_text_address+0xfc/0x1b0 [ 428.845258] ? setup_fault_attr+0x200/0x200 [ 428.849597] ? kernel_text_address+0xbd/0xf0 [ 428.854018] ? __kernel_text_address+0x9/0x30 [ 428.858531] ? unwind_get_return_address+0x51/0x90 [ 428.863474] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.868872] __alloc_pages_nodemask+0x239/0x2890 [ 428.873631] ? __lock_acquire+0x6de/0x3ff0 [ 428.877868] ? ksys_mount+0xcf/0x130 [ 428.881570] ? __x64_sys_mount+0xba/0x150 [ 428.885708] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 428.890543] ? mark_held_locks+0xf0/0xf0 [ 428.894608] ? perf_trace_lock_acquire+0xef/0x530 [ 428.899459] ? HARDIRQ_verbose+0x10/0x10 [ 428.903516] cache_grow_begin+0xa4/0x8a0 [ 428.907587] ? setup_fault_attr+0x200/0x200 [ 428.911914] ? lock_acquire+0x170/0x3c0 [ 428.915882] cache_alloc_refill+0x273/0x340 [ 428.920215] kmem_cache_alloc_trace+0x354/0x380 [ 428.924876] ext4_fill_super+0x114/0xc820 [ 428.929021] ? enable_ptr_key_workfn+0x30/0x30 [ 428.933609] ? vsnprintf+0x2cc/0x14f0 [ 428.937419] ? pointer+0x850/0x850 [ 428.940966] ? lock_downgrade+0x720/0x720 [ 428.945104] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 428.950199] ? snprintf+0xbb/0xf0 [ 428.953640] ? vsprintf+0x30/0x30 [ 428.957087] ? wait_for_completion_io+0x10/0x10 [ 428.961744] ? set_blocksize+0x163/0x3f0 [ 428.965798] mount_bdev+0x2fc/0x3b0 [ 428.969412] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 428.974504] mount_fs+0xa3/0x310 [ 428.977865] vfs_kern_mount.part.0+0x68/0x470 [ 428.982369] do_mount+0x113c/0x2f10 [ 428.986003] ? cmp_ex_sort+0xc0/0xc0 [ 428.989705] ? __do_page_fault+0x180/0xd60 [ 428.993929] ? copy_mount_string+0x40/0x40 [ 428.998175] ? memset+0x20/0x40 [ 429.001445] ? copy_mount_options+0x26f/0x380 [ 429.005947] ksys_mount+0xcf/0x130 [ 429.009477] __x64_sys_mount+0xba/0x150 [ 429.013443] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 429.018017] do_syscall_64+0xf9/0x620 [ 429.021811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.026998] RIP: 0033:0x46753a [ 429.030185] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:39:02 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x265, 0x2, 0x0) 11:39:02 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27b, 0x2, 0x0) [ 429.049076] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 429.056774] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 429.064029] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 429.071284] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 429.078555] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 429.085812] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:02 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27b, 0x2, 0x0) 11:39:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205be, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:02 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x285, 0x2, 0x0) 11:39:02 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x266, 0x2, 0x0) 11:39:03 executing program 0 (fault-call:0 fault-nth:57): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:03 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27c, 0x2, 0x0) 11:39:03 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x286, 0x2, 0x0) 11:39:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205bf, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27c, 0x2, 0x0) 11:39:03 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x267, 0x2, 0x0) [ 429.427515] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:03 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x268, 0x2, 0x0) 11:39:03 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x287, 0x2, 0x0) 11:39:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27d, 0x2, 0x0) 11:39:03 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27d, 0x2, 0x0) [ 429.664326] FAULT_INJECTION: forcing a failure. [ 429.664326] name failslab, interval 1, probability 0, space 0, times 0 [ 429.713326] CPU: 1 PID: 28999 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 429.721264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.730629] Call Trace: [ 429.733229] dump_stack+0x1fc/0x2ef [ 429.736859] should_fail.cold+0xa/0xf [ 429.740653] ? ksys_mount+0xcf/0x130 [ 429.744360] ? setup_fault_attr+0x200/0x200 [ 429.748674] ? blk_queue_enter+0x40b/0xb70 [ 429.752908] __should_failslab+0x115/0x180 [ 429.757137] should_failslab+0x5/0x10 [ 429.760953] kmem_cache_alloc_node+0x54/0x3b0 [ 429.765445] create_task_io_context+0x2c/0x430 [ 429.770024] generic_make_request_checks+0x1c4f/0x22e0 [ 429.775297] ? should_fail_bio.isra.0+0xa0/0xa0 [ 429.779981] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 429.784989] ? kmem_cache_alloc+0x315/0x370 [ 429.789322] generic_make_request+0x23f/0xdf0 [ 429.793810] ? blk_put_request+0x110/0x110 [ 429.798036] ? HARDIRQ_verbose+0x10/0x10 [ 429.802086] ? lock_downgrade+0x720/0x720 [ 429.806230] submit_bio+0xb1/0x430 [ 429.809759] ? generic_make_request+0xdf0/0xdf0 [ 429.814417] ? check_preemption_disabled+0x41/0x280 [ 429.819427] ? guard_bio_eod+0x2a0/0x650 [ 429.823480] submit_bh_wbc+0x5a7/0x760 [ 429.827361] __bread_gfp+0x14e/0x300 [ 429.831083] ext4_fill_super+0x57b/0xc820 [ 429.835228] ? vsnprintf+0x2cc/0x14f0 [ 429.839022] ? pointer+0x850/0x850 [ 429.842567] ? lock_downgrade+0x720/0x720 [ 429.846707] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 429.851816] ? snprintf+0xbb/0xf0 [ 429.855261] ? vsprintf+0x30/0x30 [ 429.858725] ? wait_for_completion_io+0x10/0x10 [ 429.863383] ? set_blocksize+0x163/0x3f0 [ 429.867437] mount_bdev+0x2fc/0x3b0 [ 429.871051] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 429.876420] mount_fs+0xa3/0x310 [ 429.879796] vfs_kern_mount.part.0+0x68/0x470 [ 429.884288] do_mount+0x113c/0x2f10 [ 429.887904] ? cmp_ex_sort+0xc0/0xc0 [ 429.891611] ? __do_page_fault+0x180/0xd60 [ 429.895851] ? copy_mount_string+0x40/0x40 [ 429.900080] ? memset+0x20/0x40 [ 429.903363] ? copy_mount_options+0x26f/0x380 [ 429.907849] ksys_mount+0xcf/0x130 [ 429.911379] __x64_sys_mount+0xba/0x150 [ 429.915350] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 429.919921] do_syscall_64+0xf9/0x620 [ 429.923727] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 429.928903] RIP: 0033:0x46753a [ 429.932086] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 429.950973] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 429.958669] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 429.965929] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 429.973184] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 429.980440] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 429.987694] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:03 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x7, 0x0) [ 430.186996] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:03 executing program 0 (fault-call:0 fault-nth:58): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c1, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:03 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x269, 0x2, 0x0) 11:39:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27e, 0x2, 0x0) 11:39:03 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27e, 0x2, 0x0) 11:39:03 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x700, 0x0) 11:39:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27f, 0x2, 0x0) [ 430.425235] FAULT_INJECTION: forcing a failure. [ 430.425235] name failslab, interval 1, probability 0, space 0, times 0 11:39:04 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26a, 0x2, 0x0) [ 430.496270] CPU: 0 PID: 29053 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 430.504190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 430.513795] Call Trace: [ 430.516390] dump_stack+0x1fc/0x2ef [ 430.520011] should_fail.cold+0xa/0xf [ 430.523803] ? setup_fault_attr+0x200/0x200 [ 430.528117] ? lock_acquire+0x170/0x3c0 [ 430.532104] __should_failslab+0x115/0x180 [ 430.536333] should_failslab+0x5/0x10 [ 430.540140] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 430.545238] __kmalloc_node+0x38/0x70 [ 430.549032] kvmalloc_node+0x61/0xf0 [ 430.552738] ext4_fill_super+0x425d/0xc820 [ 430.556976] ? pointer+0x850/0x850 [ 430.560520] ? lock_downgrade+0x720/0x720 [ 430.564660] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 430.569758] ? snprintf+0xbb/0xf0 [ 430.573208] ? wait_for_completion_io+0x10/0x10 [ 430.577870] ? set_blocksize+0x163/0x3f0 [ 430.581925] mount_bdev+0x2fc/0x3b0 [ 430.585540] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 430.590632] mount_fs+0xa3/0x310 [ 430.593991] vfs_kern_mount.part.0+0x68/0x470 [ 430.598478] do_mount+0x113c/0x2f10 [ 430.602094] ? cmp_ex_sort+0xc0/0xc0 [ 430.605798] ? __do_page_fault+0x180/0xd60 [ 430.610035] ? copy_mount_string+0x40/0x40 [ 430.614267] ? memset+0x20/0x40 [ 430.617536] ? copy_mount_options+0x26f/0x380 [ 430.622048] ksys_mount+0xcf/0x130 [ 430.625582] __x64_sys_mount+0xba/0x150 [ 430.629553] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 430.634121] do_syscall_64+0xf9/0x620 [ 430.637914] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 430.643091] RIP: 0033:0x46753a [ 430.646286] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 430.665171] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 430.672886] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 430.680143] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 430.687399] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:04 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) fstat(r5, &(0x7f0000000000)) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:04 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27f, 0x2, 0x0) 11:39:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 430.694655] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 430.701912] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 430.927473] EXT4-fs (loop0): not enough memory 11:39:04 executing program 0 (fault-call:0 fault-nth:59): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x280, 0x2, 0x0) 11:39:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:04 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26b, 0x2, 0x0) 11:39:04 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x280, 0x2, 0x0) 11:39:04 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) pipe(&(0x7f0000000000)={0xffffffffffffffff}) recvmmsg(r1, &(0x7f0000000f40)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000040)=@can, 0x80, &(0x7f00000007c0)=[{&(0x7f00000000c0)=""/169, 0xa9}, {&(0x7f0000000180)=""/102, 0x66}, {&(0x7f0000000200)=""/25, 0x19}, {&(0x7f0000001000)=""/165, 0xa5}, {&(0x7f0000000300)=""/232, 0xe8}, {&(0x7f0000000400)=""/10, 0xa}, {&(0x7f00000004c0)=""/224, 0xe0}, {&(0x7f00000005c0)=""/132, 0x84}, {&(0x7f0000000680)=""/125, 0x7d}, {&(0x7f0000000700)=""/157, 0x9d}], 0xa, &(0x7f0000000880)=""/249, 0xf9}, 0x8}, {{&(0x7f0000000980)=@can, 0x80, &(0x7f0000000e40)=[{&(0x7f0000000a00)=""/143, 0x8f}, {&(0x7f0000000ac0)=""/222, 0xde}, {&(0x7f0000000bc0)=""/154, 0x9a}, {&(0x7f0000000c80)=""/196, 0xc4}, {&(0x7f0000000d80)=""/181, 0xb5}, {&(0x7f0000000440)=""/57, 0x39}], 0x6, &(0x7f0000000ec0)=""/85, 0x55}, 0x6}], 0x3, 0x2, 0x0) 11:39:04 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x203, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000024f80)={0x0, 0x0, 0x0}, 0x12002) bpf$MAP_CREATE(0x0, 0x0, 0xdd961212f0ca6836) r2 = getpid() mkdir(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(0x0, 0x0) syz_mount_image$xfs(&(0x7f0000003840)='xfs\x00', &(0x7f0000003880)='./file0/../file0\x00', 0x1f, 0x4, &(0x7f0000003c00)=[{&(0x7f00000038c0)="ab7fdd349d3dda02b0125d9b2291f044089cb7c4b77b4ed134d242685dd732960cbb2583f4aad1e441e69ecbf21c0fa1010d0f819be7ad3458649a73119038e91a4442d2012a34a6ab4ffa08c82240b6f995735b8ce321f018bb450036ccafe81996b0332b2dde5bdc525eb11a0c96d0098a810a915de05c699b86e995fe10737f116f8bcb63db87664f76c7a066eaa1f05b7c9a21d13aff225afe8aa17be9504609f09053e1e21acac6d3f99ad3b4d2bcb705e86a8264bb9f82da03003ad15658ffbd390f1a412ee8693498a5e2327c87af9ec3bd73c6a423b29618fd10030361556d2e639037d992f5c6107f7e7547", 0xf0, 0x1}, {&(0x7f00000039c0)="d20597d992c7819f7f84d20f2d2222b4712f6c3ed502b1dc372019407ee1a4969c2abbca05d04a8ff4057a524209f2ccb97b02577810e54fbc4df85b01c8fc46d6d8833c73af807a6586431a92dfbf6014742cca2e5d514c48b2e870dfef02f778744119c4f5de72d1fb164bd689889202f8bcb829ecf1c2303f953593b4567709f7f3989c78aba3a83bac44c7a4dadc56e076e9da9f", 0x96, 0xffffffff00000000}, {&(0x7f0000003a80)="8d3c0997d3e79c318956511b5108c1b2d7f15ce536e8569e28d91028a4c150ce030b794a77c385c02ce3ebe12364f6f5d637b2d8ef405447444783a694f2975905859e9d465ded20bf73e0b55cb70c0d13b6803d453c57faa96f59bbf60587de4548a516fca9f60cf250f4f1c356c50fa0481f023c8c6676dacc031e9a8868541b52fa227a486908d84f34831ca665c269a66ce1d001c021f35d170e50c43266a735753d00aba41c3b0d26162050d8c4f035ed76672550d1dee6f51c2ec27d45d7510084ba1e09d12a7d50254be2a015551397d30a08fe7b2996b3929aa7bd5bd56a5593ebc0f9ade7b3333f0777f63d16d5e910a73d7ab8", 0xf8, 0xffff}, {&(0x7f0000003b80)="caf20722c4baacea6ccea9775f2ffff396042bd889e031a4e5e3343c41217df8d82828951f02ed4f5c043e07009ea22cb52685e047cc1041367449c180cd927cbfccb1e963c066b6cf12e7811b58e7cfcc250587e74d499d5a94b1f05bd9670b9d57fc26968261ea3ac33a9e10d04eb23ee379cbcf66", 0x76, 0xbc7}], 0x214c1a, &(0x7f0000003c80)={[{@wsync='wsync'}, {@noikeep='noikeep'}, {@noquota='noquota'}, {@noquota='noquota'}, {@biosize={'biosize', 0x3d, 0x80}}], [{@smackfsdef={'smackfsdef'}}, {@seclabel='seclabel'}]}) sched_setattr(r2, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x7}, 0x0) r3 = open(&(0x7f0000000080)='./file0\x00', 0x101042, 0x0) sendfile(r3, r3, 0x0, 0x80001d00c0d3) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$VIDIOC_DQBUF(0xffffffffffffffff, 0xc0585611, &(0x7f0000000040)={0x20, 0x0, 0x4, 0x1, 0x5, {0x0, 0x2710}, {0x3, 0x0, 0x0, 0x20, 0x1, 0x20, "7ed556ed"}, 0x58614282, 0x2, @fd, 0x8001, 0x0, 0xffffffffffffffff}) sched_setattr(0x0, &(0x7f0000003d40)={0x38, 0x6, 0xfb1516f2c3f0cb5b, 0x942, 0x1, 0x81, 0x1ff, 0x3, 0x6, 0xfffff121}, 0x0) pivot_root(&(0x7f00000035c0)='./file0\x00', &(0x7f0000003800)='./file1\x00') recvmmsg(r0, &(0x7f0000003680)=[{{&(0x7f0000000100)=@qipcrtr, 0x80, &(0x7f0000000540)=[{&(0x7f0000000180)=""/2, 0x2}, {&(0x7f00000001c0)=""/120, 0x78}, {&(0x7f0000000240)=""/164, 0xa4}, {&(0x7f0000000f00)=""/12}, {&(0x7f0000000340)=""/210, 0xd2}, {&(0x7f0000000440)=""/43, 0x2b}, {&(0x7f0000000f40)=""/78, 0x46}], 0x7}, 0x1}, {{&(0x7f00000005c0)=@ax25={{0x3, @bcast}, [@remote, @bcast, @netrom, @remote, @rose, @null, @default, @rose]}, 0x80, &(0x7f0000000700), 0x1, &(0x7f0000000740)=""/129, 0x81}, 0x2}, {{&(0x7f0000000800)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, &(0x7f0000000d40)=[{&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000880)=""/152, 0x98}, {&(0x7f0000000940)=""/109, 0x6d}, {&(0x7f00000009c0)=""/69, 0x45}, {&(0x7f0000000a40)=""/220, 0xdc}, {&(0x7f0000000b40)=""/237, 0xed}, {&(0x7f0000000c40)=""/230, 0xe6}], 0xffffffffffffe1f, &(0x7f0000000dc0)=""/145, 0x91}, 0x800}, {{&(0x7f0000000e80)=@pptp={0x18, 0x2, {0x0, @remote}}, 0x80, &(0x7f0000003280)=[{&(0x7f0000000640)=""/229, 0xd7}, {&(0x7f0000001000)=""/28, 0x1c}, {&(0x7f0000001040)=""/5, 0x5}, {&(0x7f0000001080)=""/186, 0xba}, {&(0x7f0000002180)=""/195, 0xc3}, {&(0x7f0000002280)=""/4096, 0x1000}], 0x6}, 0x1ff}, {{&(0x7f00000004c0), 0x80, &(0x7f0000000300)=[{&(0x7f0000003380)=""/146, 0x92}, {&(0x7f0000003d00)=""/20, 0x14}, {&(0x7f0000003480)=""/223, 0xdf}, {&(0x7f0000003580)=""/43, 0x2b}], 0x4, &(0x7f0000003600)=""/112, 0x70}, 0x8}], 0x5, 0x2000, &(0x7f00000037c0)={0x0, 0x3938700}) sendfile(r4, r5, &(0x7f00000000c0)=0x4, 0x88aa) 11:39:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 431.159360] FAULT_INJECTION: forcing a failure. [ 431.159360] name failslab, interval 1, probability 0, space 0, times 0 11:39:04 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26c, 0x2, 0x0) 11:39:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x281, 0x2, 0x0) [ 431.245709] CPU: 1 PID: 29104 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 431.253641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.263001] Call Trace: [ 431.265609] dump_stack+0x1fc/0x2ef [ 431.269257] should_fail.cold+0xa/0xf [ 431.273080] ? setup_fault_attr+0x200/0x200 [ 431.277415] ? lock_acquire+0x170/0x3c0 [ 431.281413] __should_failslab+0x115/0x180 [ 431.285665] should_failslab+0x5/0x10 [ 431.289475] kmem_cache_alloc_trace+0x284/0x380 [ 431.294159] ext4_fill_super+0x205/0xc820 [ 431.298318] ? enable_ptr_key_workfn+0x30/0x30 [ 431.302920] ? vsnprintf+0x2cc/0x14f0 [ 431.306734] ? pointer+0x850/0x850 [ 431.310288] ? lock_downgrade+0x720/0x720 [ 431.314450] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 431.319567] ? snprintf+0xbb/0xf0 [ 431.323026] ? vsprintf+0x30/0x30 [ 431.326500] ? wait_for_completion_io+0x10/0x10 [ 431.331176] ? set_blocksize+0x163/0x3f0 [ 431.335254] mount_bdev+0x2fc/0x3b0 [ 431.338890] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 431.344006] mount_fs+0xa3/0x310 [ 431.347397] vfs_kern_mount.part.0+0x68/0x470 [ 431.351912] do_mount+0x113c/0x2f10 [ 431.355554] ? cmp_ex_sort+0xc0/0xc0 [ 431.359280] ? __do_page_fault+0x180/0xd60 [ 431.363527] ? copy_mount_string+0x40/0x40 [ 431.367784] ? memset+0x20/0x40 [ 431.371075] ? copy_mount_options+0x26f/0x380 [ 431.375585] ksys_mount+0xcf/0x130 [ 431.379137] __x64_sys_mount+0xba/0x150 [ 431.383121] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 431.387711] do_syscall_64+0xf9/0x620 11:39:04 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x281, 0x2, 0x0) 11:39:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 431.391528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.396720] RIP: 0033:0x46753a [ 431.399921] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 431.418828] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 431.426544] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 431.433818] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 431.441087] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 431.448442] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 431.455711] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:05 executing program 0 (fault-call:0 fault-nth:60): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:05 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x282, 0x2, 0x0) 11:39:05 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26d, 0x2, 0x0) 11:39:05 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x282, 0x2, 0x0) 11:39:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:05 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x283, 0x2, 0x0) [ 431.740162] FAULT_INJECTION: forcing a failure. [ 431.740162] name failslab, interval 1, probability 0, space 0, times 0 [ 431.813648] CPU: 1 PID: 29155 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 431.821579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 431.830942] Call Trace: [ 431.833550] dump_stack+0x1fc/0x2ef [ 431.837199] should_fail.cold+0xa/0xf [ 431.841013] ? setup_fault_attr+0x200/0x200 [ 431.845353] ? lock_acquire+0x170/0x3c0 [ 431.849350] __should_failslab+0x115/0x180 [ 431.853600] should_failslab+0x5/0x10 [ 431.857414] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 431.862532] __kmalloc_node+0x38/0x70 [ 431.866351] kvmalloc_node+0x61/0xf0 [ 431.870079] ext4_fill_super+0x425d/0xc820 [ 431.874351] ? pointer+0x850/0x850 [ 431.877905] ? lock_downgrade+0x720/0x720 [ 431.882066] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 431.887190] ? snprintf+0xbb/0xf0 [ 431.890673] ? wait_for_completion_io+0x10/0x10 [ 431.895357] ? set_blocksize+0x163/0x3f0 [ 431.899440] mount_bdev+0x2fc/0x3b0 [ 431.903076] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 431.908193] mount_fs+0xa3/0x310 [ 431.911610] vfs_kern_mount.part.0+0x68/0x470 [ 431.916133] do_mount+0x113c/0x2f10 [ 431.919779] ? cmp_ex_sort+0xc0/0xc0 [ 431.923508] ? __do_page_fault+0x180/0xd60 [ 431.927757] ? copy_mount_string+0x40/0x40 [ 431.932013] ? memset+0x20/0x40 [ 431.935295] ? copy_mount_options+0x26f/0x380 [ 431.939846] ksys_mount+0xcf/0x130 [ 431.943374] __x64_sys_mount+0xba/0x150 [ 431.947353] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 431.951926] do_syscall_64+0xf9/0x620 [ 431.955715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 431.960899] RIP: 0033:0x46753a [ 431.964103] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 431.982990] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 431.990682] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 431.997937] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 432.005212] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 432.012465] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 432.019719] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 432.039062] EXT4-fs (loop0): not enough memory 11:39:05 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) write$binfmt_elf64(r0, &(0x7f0000000000)=ANY=[@ANYRESOCT=r1, @ANYRESOCT=r2], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r3 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r3, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) ioctl$EVIOCGABS20(r3, 0x80184560, &(0x7f0000000040)=""/185) 11:39:05 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26e, 0x2, 0x0) 11:39:05 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x283, 0x2, 0x0) 11:39:05 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x284, 0x2, 0x0) 11:39:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:05 executing program 0 (fault-call:0 fault-nth:61): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) [ 432.303640] FAULT_INJECTION: forcing a failure. [ 432.303640] name failslab, interval 1, probability 0, space 0, times 0 [ 432.378444] CPU: 1 PID: 29195 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 432.386367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 432.395712] Call Trace: [ 432.398299] dump_stack+0x1fc/0x2ef [ 432.401924] should_fail.cold+0xa/0xf [ 432.405717] ? setup_fault_attr+0x200/0x200 [ 432.410029] ? lock_acquire+0x170/0x3c0 [ 432.414018] __should_failslab+0x115/0x180 [ 432.418248] should_failslab+0x5/0x10 [ 432.422038] kmem_cache_alloc_trace+0x284/0x380 [ 432.426711] prealloc_shrinker+0x8d/0x340 [ 432.430850] register_shrinker+0x13/0x40 [ 432.434904] ext4_es_register_shrinker+0x291/0x340 [ 432.439843] ext4_fill_super+0x65f7/0xc820 [ 432.444088] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 432.449184] ? snprintf+0xbb/0xf0 [ 432.452633] ? wait_for_completion_io+0x10/0x10 [ 432.457304] ? set_blocksize+0x163/0x3f0 [ 432.461361] mount_bdev+0x2fc/0x3b0 [ 432.464980] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 432.470075] mount_fs+0xa3/0x310 [ 432.473448] vfs_kern_mount.part.0+0x68/0x470 [ 432.477944] do_mount+0x113c/0x2f10 [ 432.481564] ? cmp_ex_sort+0xc0/0xc0 [ 432.485269] ? __do_page_fault+0x180/0xd60 [ 432.489495] ? copy_mount_string+0x40/0x40 [ 432.493742] ? memset+0x20/0x40 [ 432.497011] ? copy_mount_options+0x26f/0x380 [ 432.501495] ksys_mount+0xcf/0x130 [ 432.505026] __x64_sys_mount+0xba/0x150 [ 432.508995] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 432.513591] do_syscall_64+0xf9/0x620 [ 432.517386] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 432.522565] RIP: 0033:0x46753a [ 432.525747] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 432.544765] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 432.552472] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 432.559738] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 432.567012] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:06 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x26f, 0x2, 0x0) 11:39:06 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x285, 0x2, 0x0) 11:39:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205c9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 432.574276] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 432.581535] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x284, 0x2, 0x0) 11:39:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ca, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:06 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x286, 0x2, 0x0) 11:39:06 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x270, 0x2, 0x0) 11:39:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205cb, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x285, 0x2, 0x0) 11:39:06 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r4 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000001440)=@bpf_ext={0x1c, 0xb, &(0x7f0000001200)=@framed={{0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0xfffffff7}, [@btf_id={0x18, 0x4, 0x3, 0x0, 0x3}, @map={0x18, 0x2}, @func={0x85, 0x0, 0x1, 0x0, 0x5}, @map_val={0x18, 0x5, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0xffffffff}, @call={0x85, 0x0, 0x0, 0x20}]}, &(0x7f0000001280)='syzkaller\x00', 0x9, 0xe8, &(0x7f00000012c0)=""/232, 0x40f00, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000013c0)={0x0, 0x2}, 0x8, 0x10, &(0x7f0000001400)={0x1, 0x3, 0x6, 0x8}, 0x10, 0x4da2}, 0x78) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r8 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r5, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) r9 = socket$pppoe(0x18, 0x1, 0x0) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r10, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r11 = socket$inet6(0xa, 0x80000, 0x6) r12 = openat$null(0xffffffffffffff9c, &(0x7f00000014c0)='/dev/null\x00', 0x20001, 0x0) sendmmsg$unix(r1, &(0x7f00000015c0)=[{&(0x7f0000000000)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000300)=[{&(0x7f0000000080)="b55dbbbf7d19de5e1eea400fbca16599434bd153da9236687daa50cb0322465c934371905a8832cdc4e2d41740d3460adf63250e62499486a4216c2561846e10399986b1a991e32f40cf3e690780269b1d01b0a05e6d9c6b93c0e6ba23fc7c09985712d16e9b909d45593a693253972dc9ebe05ecf625818dca6e830dc4125a9ad948b", 0x83}, {&(0x7f0000000140)="f03846a59d67d6ce76215d0333e32fefca0ba301932a6095fe22aae789441e31f61696d1b404aed80103131a7d7ba558631a2fbb2884d7fd67c9d386fb6e6d8251ee3316d28b50a3900cec35086b6d4040623fd70c70325e7f4be51abe297c7632965a5673a10e372f6799f18d82ceb70810bba2d3bbc3b95e807c53be17fce9cd56ed537d2e699e733f015fd3a4f6c94e1b8bba940ba15a1c39dd844e4df6d502743bd390c0f90af0bceec99295fa44ab533e4b5dd0783130", 0xb9}, {&(0x7f0000000200)="e8b10ba44c6f977a91efb860a2267e1b0238a1579f4e26de10dfe7b0e28a3073bbeb4879168134819bf84bbc2c38e7c3baa1097d270da2a19e903e6a172e41fcda7a3338ff894a3da484a47331b7976606f74d5456a773af97aab46a8dc59279de3197b35d7bfb8ced63f936adc290a37da35e18a117c2945f0210cef4d4b1296eaba991f1d83edacbd4061ec78491c26a5b8c391a22a23ec2dbaa208390fecf81848f76fc43ad19acd21b807cdbe5ba0915dbd884d61acdf5b68473d71d60f96a73baaf2ba625c9a2161e7dfd47198144661be51d8957", 0xd7}], 0x3, &(0x7f0000000380)=[@rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r1]}}], 0x20, 0x20000}, {&(0x7f00000003c0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000780)=[{&(0x7f00000004c0)="4c10752cba4d2fa23d549e3fe01ad5d9c10c2599e05434ff10937036f5c5ec1e0e2c1c9318ddd84b21e7313a8aed5d3a749bf19b3b02f17bfeeb268af5ec27e59c6bb7d1d2834eaec4bb236c1ab9f126be7abf4a2d614bf9c3f475e8491d486be2efd273bfdf83ee83fe6702b3893479bedf5a", 0x73}, {&(0x7f0000000540)="a8fe2e958c81cf0fa628009d8c4c37aa9e8c55745a2dc5fcd28f9b5f750977e5e1e35d5e61767625ca1d8b21bf8e07a92a326e78d0974a0a6f81c333b2baf78e1c10e8f28c7f498452483c15545a9f9d8e1cc1a57188a638ba31583c57877bf9613f6cb88aadbbba942f1a157c008ca12b3ac7e34ec497cdb350debf00d098ba4dda1a18bd25d30e6aa68657248c32d4cf99bd5dbb4f74f93c74957f1f6c78357c01064fd21d0eaad142439c18a130c63419674adccc4aedea2a6ebf26d9d443866d90fbfd3adf9a03d4c9663ef013cd0e41ae94668ec8cfcf4daa084d37f31983ebfa930d0e4d", 0xe7}, {&(0x7f0000000640)="67422ed5d3798424ebe13fef202bbd66e63c51400799167a4ff75c810bde1281e2bc854121cd0bee0692122f5e95cf81bf3bbf19d588c8ceb60f3827caeefab697d36e3fa60d0ffa82eb8c004be383d0c6a400f41c4bcef0a03e66a23cb3bce79c18f184ee2280e95b6a9f99b2ccd4e5e4329973a032efe86a74d894768e0add7bf2184e7dd6dfa18950b6d3d3f92c2ec43cbb381aebf2d48f64c3d10aced59f", 0xa0}, {&(0x7f0000000440)="e8ae40185b4b6d4b7b8144aa156772aea3204d5f449875d4d511e18ef84f4dded7028c5f6c6be5284658e44ac58ec217170a7bc63609cd57da", 0x39}, {&(0x7f0000000700)="d9c34d8f98db363941fafc30db31efd89f97514d098272a7b8a36e4786f5c9431b5d2034088522bcc04099d3ed2922f19fac8ddb0e2a077995b75c1735b40c4acb9203d0691edfe438628131e76e6919871dd457c14313480ad92d", 0x5b}], 0x5, &(0x7f0000000ac0)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @rights={{0x14, 0x1, 0x1, [r0]}}, @rights={{0x34, 0x1, 0x1, [r0, 0xffffffffffffffff, r1, r1, 0xffffffffffffffff, 0xffffffffffffffff, r1, r0, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00, 0xee00}}}, @cred={{0x1c}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x120, 0x800}, {&(0x7f0000000c00)=@abs={0x1, 0x0, 0x4e20}, 0x6e, &(0x7f0000000f00)=[{&(0x7f0000000c80)="6eceffbdb667e275", 0x8}, {&(0x7f0000000cc0)="84886bc1d83b3300626d9470edca5448e097e74cc96d86773a13735b50c9277f17bd24ee61a536fd11c9033576382a948e681dd3cc965e87bd381218e18786f76417ee36f95943ce432ba53e0a0f669294d60cd6ab69df6e85e66dfa384f080b41dc6118b1b1c62ef235800ee1bdbccd80781c88f90877a58fbef734cfe34019b4f8f0dcb874ae", 0x87}, {&(0x7f0000000d80)="91758a5935093d4073e77bc55603226a9769f5976b319b490d801682dbf460fff0c31866156ea21fff95450bbe0d422178c0ce453e23047229a7127fca8ddf65f51d1ba601eccf2811a7295f4f71359454933c0f21521267618f991c43783b34692b760e412e98c5beee9ba7ab29d0a2e4cdefad009dd2dc7daef7dff530259f98c44178c0b3be00504b837dd2f8e46230b2139280f3fce3bea963532f77d31556cbdde66b6730bc2987a9843546f43bc355ea62885afb500cc0d873989b", 0xbe}, {&(0x7f0000000e40)="01ae93cb508de7d8b314923a336f4a8b00d705ad870dfd8db6fcc208ab1c08c1e9a0376882bf4faf7fe9a078ab4632ceb17df6fdc85273324039901b923b1e6a6b4ae47c067cef9ddd36eade4b26d31871663e80a4bb10f059a7e87fa3fb528b2e2b588d9724ea8ae967941a741898bc2dd5e27d178967f7789aee7d229d7e9cdaf12e", 0x83}], 0x4, &(0x7f0000001500)=[@rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r0, r2, r3, r1]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00, 0xee01}}}, @rights={{0x18, 0x1, 0x1, [r4, r1]}}, @rights={{0x34, 0x1, 0x1, [r1, r8, r9, r10, r1, 0xffffffffffffffff, r11, 0xffffffffffffffff, r12]}}], 0xa8, 0x20000800}], 0x3, 0x4000000) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:06 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x287, 0x2, 0x0) 11:39:06 executing program 0 (fault-call:0 fault-nth:62): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205cc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:06 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x271, 0x2, 0x0) 11:39:06 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x288, 0x2, 0x0) 11:39:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x286, 0x2, 0x0) [ 433.248625] FAULT_INJECTION: forcing a failure. [ 433.248625] name failslab, interval 1, probability 0, space 0, times 0 [ 433.301600] CPU: 0 PID: 29272 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 433.309531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.318890] Call Trace: [ 433.321505] dump_stack+0x1fc/0x2ef [ 433.325147] should_fail.cold+0xa/0xf [ 433.328966] ? setup_fault_attr+0x200/0x200 [ 433.333336] ? lock_acquire+0x170/0x3c0 [ 433.337331] __should_failslab+0x115/0x180 [ 433.341664] should_failslab+0x5/0x10 [ 433.345484] __kmalloc+0x2ab/0x3c0 [ 433.349034] ? crypto_create_tfm+0x79/0x2e0 [ 433.353338] ? up_read+0x17/0x110 [ 433.356792] crypto_create_tfm+0x79/0x2e0 [ 433.360953] crypto_alloc_tfm+0xff/0x230 [ 433.365025] ext4_fill_super+0xb00/0xc820 [ 433.369173] ? vsnprintf+0x2cc/0x14f0 [ 433.372959] ? pointer+0x850/0x850 [ 433.376508] ? lock_downgrade+0x720/0x720 [ 433.380756] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 433.385844] ? snprintf+0xbb/0xf0 [ 433.389292] ? vsprintf+0x30/0x30 [ 433.392732] ? wait_for_completion_io+0x10/0x10 [ 433.397396] ? set_blocksize+0x163/0x3f0 [ 433.401454] mount_bdev+0x2fc/0x3b0 [ 433.405075] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 433.410174] mount_fs+0xa3/0x310 [ 433.413525] vfs_kern_mount.part.0+0x68/0x470 [ 433.418022] do_mount+0x113c/0x2f10 [ 433.421658] ? cmp_ex_sort+0xc0/0xc0 [ 433.425369] ? __do_page_fault+0x180/0xd60 [ 433.429621] ? copy_mount_string+0x40/0x40 [ 433.433842] ? memset+0x20/0x40 [ 433.437120] ? copy_mount_options+0x26f/0x380 [ 433.441609] ksys_mount+0xcf/0x130 [ 433.445151] __x64_sys_mount+0xba/0x150 [ 433.449121] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 433.453686] do_syscall_64+0xf9/0x620 [ 433.457489] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 433.462671] RIP: 0033:0x46753a [ 433.465865] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 433.484757] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 433.492484] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a 11:39:07 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = creat(&(0x7f0000000040)='./file0\x00', 0x1) getsockopt$inet6_mreq(r3, 0x29, 0x1b, &(0x7f0000000180)={@ipv4={[], [], @multicast1}, 0x0}, &(0x7f0000000240)=0x14) sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r5, &(0x7f0000000400)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x5c, r2, 0x73a723b9672aab65, 0x70bd2a, 0x25dfdbfd, {}, [@BATADV_ATTR_GW_SEL_CLASS={0x8, 0x34, 0x9685}, @BATADV_ATTR_HARD_IFINDEX={0x8}, @BATADV_ATTR_VLANID={0x6, 0x28, 0x2}, @BATADV_ATTR_FRAGMENTATION_ENABLED={0x5}, @BATADV_ATTR_VLANID={0x6, 0x28, 0x2}, @BATADV_ATTR_TPMETER_TEST_TIME={0x8, 0xb, 0x8ae2}, @BATADV_ATTR_FRAGMENTATION_ENABLED={0x5}, @BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r6}, @BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED={0x5}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x40) r7 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3c000000650002002dbd7000fbdbdf2500000000", @ANYRES32=r4, @ANYBLOB="0700010001000000000000d8c8000b00020022bde8cd000000000000a556ea9b406d4a9f1e88e389273cb4"], 0x3c}, 0x1, 0x0, 0x0, 0x4040000}, 0x22008020) sendmsg$TIPC_CMD_GET_MEDIA_NAMES(r5, &(0x7f0000000540)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x1c, 0x0, 0x200, 0x70bd27, 0x25dfdbfe, {}, ["", "", "", ""]}, 0x1c}}, 0x800) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 433.499739] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 433.506991] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 433.514272] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 433.521560] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205cd, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x287, 0x2, 0x0) 11:39:07 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x289, 0x2, 0x0) 11:39:07 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x272, 0x2, 0x0) [ 433.549351] EXT4-fs (loop0): Cannot load crc32c driver. 11:39:07 executing program 0 (fault-call:0 fault-nth:63): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:07 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x273, 0x2, 0x0) 11:39:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ce, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x288, 0x2, 0x0) 11:39:07 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28a, 0x2, 0x0) [ 433.835740] FAULT_INJECTION: forcing a failure. [ 433.835740] name failslab, interval 1, probability 0, space 0, times 0 [ 433.893025] CPU: 0 PID: 29306 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 433.900957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 433.910316] Call Trace: [ 433.912933] dump_stack+0x1fc/0x2ef [ 433.916581] should_fail.cold+0xa/0xf [ 433.920404] ? setup_fault_attr+0x200/0x200 [ 433.924761] ? lock_acquire+0x170/0x3c0 [ 433.928777] __should_failslab+0x115/0x180 [ 433.933031] should_failslab+0x5/0x10 [ 433.936844] __kmalloc+0x2ab/0x3c0 [ 433.940392] ? mb_cache_create+0x155/0x4c0 [ 433.944638] mb_cache_create+0x155/0x4c0 [ 433.948713] ext4_fill_super+0x97b1/0xc820 [ 433.952990] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 433.958114] ? snprintf+0xbb/0xf0 [ 433.961589] ? wait_for_completion_io+0x10/0x10 [ 433.966266] ? set_blocksize+0x163/0x3f0 [ 433.970351] mount_bdev+0x2fc/0x3b0 [ 433.973997] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 433.979111] mount_fs+0xa3/0x310 [ 433.982498] vfs_kern_mount.part.0+0x68/0x470 [ 433.987018] do_mount+0x113c/0x2f10 [ 433.990655] ? cmp_ex_sort+0xc0/0xc0 [ 433.994382] ? __do_page_fault+0x180/0xd60 [ 433.998631] ? copy_mount_string+0x40/0x40 [ 434.002886] ? memset+0x20/0x40 [ 434.006187] ? copy_mount_options+0x26f/0x380 [ 434.010700] ksys_mount+0xcf/0x130 [ 434.014256] __x64_sys_mount+0xba/0x150 [ 434.018244] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 434.022841] do_syscall_64+0xf9/0x620 [ 434.026655] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.031853] RIP: 0033:0x46753a 11:39:07 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x274, 0x2, 0x0) 11:39:07 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x275, 0x2, 0x0) [ 434.035054] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.053961] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 434.061687] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 434.068961] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 434.076245] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 434.083520] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:07 executing program 4: r0 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r0, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) write$USERIO_CMD_SEND_INTERRUPT(r0, &(0x7f0000000100)={0x2, 0x7}, 0x2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0) recvmmsg(r3, &(0x7f00000064c0)=[{{0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000180)=""/192, 0xc0}, {&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000280)=""/248, 0xf8}, {&(0x7f00000004c0)=""/210, 0xd2}, {&(0x7f0000000380)=""/45, 0x2d}, {&(0x7f0000000400)=""/99, 0x63}, {&(0x7f00000005c0)=""/249, 0xf9}, {&(0x7f0000002180)=""/4096, 0x1000}, {&(0x7f00000006c0)}], 0x9, &(0x7f00000007c0)=""/182, 0xb6}, 0x2}, {{0x0, 0x0, &(0x7f0000000d40)=[{&(0x7f0000000880)=""/206, 0xce}, {&(0x7f0000003180)=""/4096, 0x1000}, {&(0x7f0000000980)=""/48, 0x30}, {&(0x7f00000009c0)=""/159, 0x9f}, {&(0x7f0000000a80)=""/158, 0x9e}, {&(0x7f0000000b40)=""/173, 0xad}, {&(0x7f0000000c00)=""/240, 0xf0}, {&(0x7f0000000d00)=""/41, 0x29}], 0x8, &(0x7f0000000dc0)=""/234, 0xea}, 0x1}, {{&(0x7f0000000ec0)=@xdp, 0x80, &(0x7f0000005380)=[{&(0x7f0000000f40)=""/216, 0xd8}, {&(0x7f0000004180)=""/4096, 0x1000}, {&(0x7f0000001040)=""/219, 0xdb}, {&(0x7f0000005180)=""/218, 0xda}, {&(0x7f0000005280)=""/243, 0xf3}], 0x5}}, {{&(0x7f0000005400)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000005940)=[{&(0x7f0000005480)=""/255, 0xff}, {&(0x7f0000005580)=""/108, 0x6c}, {&(0x7f0000005600)=""/235, 0xeb}, {&(0x7f0000005700)=""/40, 0x28}, {&(0x7f0000005740)=""/61, 0x3d}, {&(0x7f0000005780)=""/91, 0x5b}, {&(0x7f0000005800)=""/198, 0xc6}, {&(0x7f0000005900)=""/40, 0x28}], 0x8}, 0x3}, {{&(0x7f00000059c0)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000005c00)=[{&(0x7f0000005a40)=""/155, 0x9b}, {&(0x7f0000005b00)=""/238, 0xee}], 0x2, &(0x7f0000005c40)=""/170, 0xaa}, 0x7}, {{&(0x7f0000005d00)=@in6={0xa, 0x0, 0x0, @loopback}, 0x80, &(0x7f0000005f00)=[{&(0x7f0000005d80)=""/228, 0xe4}, {&(0x7f0000005e80)=""/93, 0x5d}], 0x2, &(0x7f0000005f40)=""/128, 0x80}, 0x3}, {{&(0x7f0000005fc0)=@ethernet, 0x80, &(0x7f0000006180)=[{&(0x7f0000006040)=""/175, 0xaf}, {&(0x7f0000006100)=""/69, 0x45}], 0x2}, 0x101}, {{&(0x7f00000061c0)=@pppoe={0x18, 0x0, {0x0, @link_local}}, 0x80, &(0x7f0000006440)=[{&(0x7f0000006240)=""/196, 0xc4}, {&(0x7f0000006340)=""/211, 0xd3}], 0x2, &(0x7f0000006480)=""/49, 0x31}, 0x1000000}], 0x8, 0x40000100, 0xffffffffffffffff) r4 = socket$can_bcm(0x1d, 0x2, 0x2) r5 = openat$bsg(0xffffff9c, &(0x7f0000000140)='/dev/bsg\x00', 0x10f002, 0x0) sendto$inet(r5, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$SO_ATTACH_FILTER(r5, 0x1, 0x1a, &(0x7f00000000c0)={0x1, &(0x7f0000000080)=[{0x0, 0x6, 0x51, 0x4}]}, 0x10) getsockopt$IP_VS_SO_GET_SERVICES(r2, 0x0, 0x482, &(0x7f00000066c0)=""/165, &(0x7f00000006c0)=0xa5) getsockopt$IP_SET_OP_GET_FNAME(r4, 0x1, 0x53, &(0x7f0000000000)={0x8, 0x7, 0x0, 'syz2\x00'}, &(0x7f0000000040)=0x2c) 11:39:07 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28b, 0x2, 0x0) 11:39:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x289, 0x2, 0x0) 11:39:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205cf, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 434.090798] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 434.323591] EXT4-fs (loop0): Failed to create ea_block_cache 11:39:08 executing program 0 (fault-call:0 fault-nth:64): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:08 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28c, 0x2, 0x0) 11:39:08 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x276, 0x2, 0x0) 11:39:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28a, 0x2, 0x0) 11:39:08 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) write$binfmt_elf64(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="63743786ad7a379785517930569dbbfc11477e0d979829b70a929c4ed32c650ba78d830f80d74cbbc15bfe7e2e27434ae704941b9e6c3b0d0be2a24fe7ead29e1f311827db3f8e7bc45e3f000ab30c435611e04152688035d762f51c8717540ae3ddbec8c9c4ec56298fd3e389649fa19a8ae45e96e5c14cae433508491531db668d0d766105b6baa8514f69ab1200"/154, @ANYRES64=r2], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d1, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:08 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x277, 0x2, 0x0) [ 434.541419] FAULT_INJECTION: forcing a failure. [ 434.541419] name failslab, interval 1, probability 0, space 0, times 0 [ 434.590223] CPU: 0 PID: 29376 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 434.598148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 434.607509] Call Trace: [ 434.610132] dump_stack+0x1fc/0x2ef [ 434.613782] should_fail.cold+0xa/0xf [ 434.617600] ? setup_fault_attr+0x200/0x200 [ 434.621937] ? lock_acquire+0x170/0x3c0 [ 434.625933] __should_failslab+0x115/0x180 [ 434.630181] should_failslab+0x5/0x10 [ 434.633997] __kmalloc+0x2ab/0x3c0 [ 434.637546] ? apply_wqattrs_prepare+0xf7/0xa50 [ 434.642234] apply_wqattrs_prepare+0xf7/0xa50 [ 434.646758] apply_workqueue_attrs_locked+0xc5/0x120 [ 434.651880] __alloc_workqueue_key+0x510/0xed0 [ 434.656483] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 434.661530] ext4_fill_super+0x6edb/0xc820 [ 434.665813] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 434.671017] ? snprintf+0xbb/0xf0 [ 434.674491] ? wait_for_completion_io+0x10/0x10 [ 434.679173] ? set_blocksize+0x163/0x3f0 [ 434.683252] mount_bdev+0x2fc/0x3b0 [ 434.686888] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 434.692002] mount_fs+0xa3/0x310 [ 434.695412] vfs_kern_mount.part.0+0x68/0x470 [ 434.699926] do_mount+0x113c/0x2f10 [ 434.703574] ? cmp_ex_sort+0xc0/0xc0 [ 434.707308] ? __do_page_fault+0x180/0xd60 [ 434.711561] ? copy_mount_string+0x40/0x40 [ 434.715825] ? memset+0x20/0x40 [ 434.719125] ? copy_mount_options+0x26f/0x380 [ 434.723632] ksys_mount+0xcf/0x130 [ 434.727185] __x64_sys_mount+0xba/0x150 [ 434.731175] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 434.735771] do_syscall_64+0xf9/0x620 11:39:08 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x278, 0x2, 0x0) [ 434.739589] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 434.744824] RIP: 0033:0x46753a [ 434.748023] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 434.767016] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 434.774734] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 434.782012] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28b, 0x2, 0x0) 11:39:08 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28d, 0x2, 0x0) [ 434.789289] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 434.796565] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 434.803843] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:08 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) sendmsg(r5, &(0x7f0000000400)={&(0x7f0000000000)=@phonet={0x23, 0x9, 0x58, 0x2}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000080)="207837a5ac445d4eab02f396ee58f0eed3cb7e43a8a4006428d978092cbf59a2db634525a733fb8b909e48f9cbeefc2e0d6e24a441e9", 0x36}], 0x1, &(0x7f0000000100)=[{0x98, 0x1, 0x9d, "4763deabbc1a77388ac92ab4c35236db262886a09a11fd5d9c68539cfd0bd786ca4afff2adb9b46c1fadb37af0965b1d0197177f4064975fba333049421cce372cdb5d913c6c606350af3236a758418233da87e168331e8b59bfe69336936a5ef4ccc3b6aa18f05ff6dc7a2241ecd115fbbf1c57acfea6a3bad344fa72e2b0aba94e38"}, {0x68, 0xd, 0x0, "a4f628be2bd93e2e458abac40e60227e89bff287a60b3effdfe9694acbad54d0e6a30057fc4c607ffb5b6d5df4288192d010be2e108b719b408ee1a41de3dd51f4237ab339606c1bef9aaeddabb22a81c6419370ee"}, {0x70, 0x117, 0x6, "e0c4fd855ccca6bddca681761435381f5f1dde91b6e10af368f106de4cd606b6b0b9015e6e54cf77ccdcf4f3a6825d45671312fcdc990bfc3b19d655ceaa05525d1231faefb2df048613532a06342f60e5c2f5520542e9168b57"}, {0x98, 0x109, 0x7fff, "d4806460da6dd2821c883292938ab462b3c99120f854f6288833df976ebe62cb697dad898a9260dbbb01d9d5b05538fb3af2206e86a76f87740f38f5f81defbcfa8d8afcbc2ed0453527aa9157b9b5afdd1d1035f9d032339c068b82e893eb6c72ef2159f19a5e37a458287d5eae0fe4db321da54fe66abab05de0997d5bf45ec28a4e52c04f"}, {0xd8, 0x114, 0x4e8, "ce9a2ff9e979c7336694406d2ae1cf83b36db8a45cbd4dd9109bf221269236b7715c964d6bd9dc3d953d57c95c8d4e51b79d09d2e3c55ea69e8dccdcb1fc73783105ce6cafaf1c9f09ee764202413ef7c6a9759ec775f34f8c20a01f94f3c868e7499576242a89f982a93c789fc63179690320fab7b9985ca7b9046c7962fba9eb01747ecfe0b9f1852f91958be97e149113a60daa94a8e192125e55bde86b14c509cbf6f83b76340a1ef272073367cd7effc314cfeac4be6b2b9f75313e2e6812dd2562eed08f"}], 0x2e0}, 0xc000) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r6 = socket$nl_xfrm(0x10, 0x3, 0x6) recvmmsg(r6, &(0x7f0000001400)=[{{&(0x7f00000004c0)=@sco={0x1f, @fixed}, 0x80, &(0x7f0000000800)=[{&(0x7f0000000440)=""/44, 0x2c}, {&(0x7f0000000600)=""/208, 0xd0}, {&(0x7f0000000700)=""/144, 0x90}, {&(0x7f0000000540)=""/85, 0x55}, {&(0x7f00000007c0)=""/49, 0x31}], 0x5, &(0x7f0000000880)=""/75, 0x4b}, 0x7f}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000900)}, {&(0x7f0000000940)=""/81, 0x51}, {&(0x7f00000009c0)=""/117, 0x75}, {&(0x7f0000000a40)=""/57, 0x39}, {&(0x7f0000000a80)=""/32, 0x20}, {&(0x7f0000000ac0)=""/95, 0x5f}], 0x6, &(0x7f0000000bc0)=""/248, 0xf8}, 0x9}, {{&(0x7f0000000cc0)=@in={0x2, 0x0, @private}, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000d40)=""/131, 0x83}, {&(0x7f0000000e00)=""/142, 0x8e}, {&(0x7f0000000ec0)=""/17, 0x11}, {&(0x7f0000000f00)=""/110, 0x6e}], 0x4, &(0x7f0000000fc0)=""/18, 0x12}, 0x6}, {{&(0x7f0000001000)=@in={0x2, 0x0, @multicast2}, 0x80, &(0x7f0000001380)=[{&(0x7f0000001180)=""/205, 0xcd}, {&(0x7f0000001280)=""/224, 0xe0}, {&(0x7f0000001080)=""/38, 0x26}, {&(0x7f00000010c0)=""/22, 0x16}, {&(0x7f0000001100)=""/25, 0x19}], 0x5}, 0x2f}], 0x4, 0x40000020, &(0x7f0000001500)={0x77359400}) [ 435.007965] EXT4-fs: failed to create workqueue [ 435.029286] EXT4-fs (loop0): mount failed 11:39:08 executing program 0 (fault-call:0 fault-nth:65): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:08 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x279, 0x2, 0x0) 11:39:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28c, 0x2, 0x0) 11:39:08 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28e, 0x2, 0x0) 11:39:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:08 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28f, 0x2, 0x0) 11:39:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28d, 0x2, 0x0) [ 435.224597] FAULT_INJECTION: forcing a failure. [ 435.224597] name failslab, interval 1, probability 0, space 0, times 0 [ 435.283661] CPU: 1 PID: 29428 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 435.291603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 435.300970] Call Trace: [ 435.303583] dump_stack+0x1fc/0x2ef [ 435.307234] should_fail.cold+0xa/0xf [ 435.311058] ? setup_fault_attr+0x200/0x200 [ 435.315396] ? lock_acquire+0x170/0x3c0 [ 435.319393] __should_failslab+0x115/0x180 [ 435.323649] should_failslab+0x5/0x10 [ 435.327467] kmem_cache_alloc_trace+0x284/0x380 [ 435.332155] mb_cache_create+0x4f/0x4c0 [ 435.336147] ext4_fill_super+0x97b1/0xc820 [ 435.340430] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 435.345551] ? snprintf+0xbb/0xf0 [ 435.349029] ? wait_for_completion_io+0x10/0x10 [ 435.353715] ? set_blocksize+0x163/0x3f0 [ 435.357793] mount_bdev+0x2fc/0x3b0 [ 435.361433] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 435.366552] mount_fs+0xa3/0x310 [ 435.369940] vfs_kern_mount.part.0+0x68/0x470 [ 435.374459] do_mount+0x113c/0x2f10 [ 435.378099] ? cmp_ex_sort+0xc0/0xc0 [ 435.381830] ? __do_page_fault+0x180/0xd60 [ 435.386085] ? copy_mount_string+0x40/0x40 [ 435.390349] ? memset+0x20/0x40 [ 435.393647] ? copy_mount_options+0x26f/0x380 [ 435.398161] ksys_mount+0xcf/0x130 [ 435.401721] __x64_sys_mount+0xba/0x150 [ 435.405716] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 435.410309] do_syscall_64+0xf9/0x620 [ 435.414140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 435.419336] RIP: 0033:0x46753a [ 435.422539] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 435.441448] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 435.449166] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 435.456444] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 435.463722] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 435.471000] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:09 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x290, 0x2, 0x0) 11:39:09 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27a, 0x2, 0x0) [ 435.478278] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28e, 0x2, 0x0) [ 435.567127] EXT4-fs (loop0): Failed to create ea_block_cache 11:39:09 executing program 4: r0 = openat$vmci(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vmci\x00', 0x2, 0x0) ioctl$IOCTL_VMCI_VERSION2(r0, 0x7a7, &(0x7f0000000140)=0xa0000) ioctl$IOCTL_VMCI_INIT_CONTEXT(r0, 0x7a0, &(0x7f0000000280)={@host}) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r0, 0x7ab, &(0x7f0000000000)={0x0, 0x300}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x37f, 0x0) sendmsg$netlink(r3, &(0x7f0000000240)={&(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbfd, 0x4000}, 0xc, &(0x7f00000001c0)=[{&(0x7f0000000080)={0x104, 0x38, 0x4, 0x70bd25, 0x25dfdbfc, "", [@generic="ba128c021034c26f7e68ef0fff265820382a5c24355c1dbebe315d3e44226266c900856e264ab1a38f4280b0a77f7703217b1bd9f000ea9ff2e228e1cc7056722a51c407f6e83a2ff73ad011785406b434dcc3b0cccab2b0f307fddba3a51d05ee446303773580010e91b0f9c93593c9e3f5152b143456fe5b1922bb92d961977a3985458859688a3aa0077cee28aad90b922a21d8cba0a3b881f949743bd3cc052aa948cb2adf1b7c4f2fd09422b02563f9f579f0fe18e6e7fe41d9cbf4e60d9777220a8946aae3606c234c659c54fb67533f33a2fffc0941cb80abc8a48a821fe430debbabd1e4e6c08a1a33bb5f1408df"]}, 0x104}], 0x1, &(0x7f0000000200), 0x0, 0x4040010}, 0x80) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) sendmsg$NL80211_CMD_VENDOR(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="30edff0023e659f22b949c5f935f9de6f777e1736237c2f924fa29897b3498969662275bed3c39bf519afcb6f4887ebbb30933308694194329f60040cf74452263761c5d18bb424b464d9f9d65cf7e57449603738209dc8152", @ANYRES16=0x0, @ANYBLOB="080b01e615baa021c2db6700000008000300d6468363bbe1685021f8249db44601031e1319e6e33a413c959da5d32f3bb4744e81d85e4db2de253838705d7f33d7ec3700f0930983f22759507e242a887879472fa229112e1c20860b21b51037d07350983288d55fc47f01b1d0f4d2b2de18213020f86e137a3fc0e76b32d6da96ef1adf9f6d19e0ea93493e8ccb1dbe9990571f72e7d46c14b525c81379b4562ab8418457582bb0187012495863670c3753ec", @ANYRES32=0x0, @ANYBLOB="0c00990000fcffff120000000800c40008000000"], 0x30}, 0x1, 0x0, 0x0, 0x4000008}, 0x40014) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:09 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27b, 0x2, 0x0) 11:39:09 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x291, 0x2, 0x0) 11:39:09 executing program 0 (fault-call:0 fault-nth:66): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:09 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x28f, 0x2, 0x0) [ 435.974360] FAULT_INJECTION: forcing a failure. [ 435.974360] name failslab, interval 1, probability 0, space 0, times 0 11:39:09 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27c, 0x2, 0x0) 11:39:09 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x292, 0x2, 0x0) [ 436.035670] CPU: 1 PID: 29483 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 436.043597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.052962] Call Trace: [ 436.055565] dump_stack+0x1fc/0x2ef [ 436.059201] should_fail.cold+0xa/0xf [ 436.062999] ? setup_fault_attr+0x200/0x200 [ 436.067311] ? lock_acquire+0x170/0x3c0 [ 436.071281] __should_failslab+0x115/0x180 [ 436.075593] should_failslab+0x5/0x10 [ 436.079381] __kmalloc+0x2ab/0x3c0 [ 436.082924] ? mb_cache_create+0x155/0x4c0 [ 436.087153] mb_cache_create+0x155/0x4c0 [ 436.091207] ext4_fill_super+0x97b1/0xc820 [ 436.095474] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.100591] ? snprintf+0xbb/0xf0 [ 436.104043] ? wait_for_completion_io+0x10/0x10 [ 436.108702] ? set_blocksize+0x163/0x3f0 [ 436.112760] mount_bdev+0x2fc/0x3b0 [ 436.116462] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.121555] mount_fs+0xa3/0x310 [ 436.124918] vfs_kern_mount.part.0+0x68/0x470 [ 436.129405] do_mount+0x113c/0x2f10 [ 436.133020] ? cmp_ex_sort+0xc0/0xc0 [ 436.136724] ? __do_page_fault+0x180/0xd60 [ 436.140945] ? copy_mount_string+0x40/0x40 [ 436.145174] ? memset+0x20/0x40 [ 436.148443] ? copy_mount_options+0x26f/0x380 [ 436.152931] ksys_mount+0xcf/0x130 [ 436.156463] __x64_sys_mount+0xba/0x150 [ 436.160428] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 436.164998] do_syscall_64+0xf9/0x620 [ 436.168790] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.173967] RIP: 0033:0x46753a [ 436.177154] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 436.196040] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 436.203740] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 436.211001] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 436.218260] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 436.225515] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:09 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 436.232772] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x290, 0x2, 0x0) 11:39:09 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) recvmsg(r5, &(0x7f00000003c0)={&(0x7f00000002c0)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000340)=""/118, 0x76}, {&(0x7f0000000100)=""/7, 0x7}, {&(0x7f0000000180)=""/50, 0x32}], 0x3, &(0x7f00000004c0)=""/197, 0xc5}, 0x40) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@deltclass={0x38, 0x29, 0x100, 0x70bd28, 0x25dfdbfd, {0x0, 0x0, 0x0, r4, {0x3, 0xd4cb29c1e3e739e2}, {0xfff2, 0xc}, {0x7, 0x1}}, [@tclass_kind_options=@c_drr={{0x8, 0x1, 'drr\x00'}, {0xc, 0x2, @TCA_DRR_QUANTUM={0x8, 0x1, 0x80000001}}}]}, 0x38}, 0x1, 0x0, 0x0, 0x881}, 0x820) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:10 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27d, 0x2, 0x0) 11:39:10 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x293, 0x2, 0x0) [ 436.467822] EXT4-fs (loop0): Failed to create ea_block_cache 11:39:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x291, 0x2, 0x0) 11:39:10 executing program 0 (fault-call:0 fault-nth:67): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:10 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27e, 0x2, 0x0) 11:39:10 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) write$binfmt_misc(r5, &(0x7f0000000000)={'syz1', "ea65c40b18f0da3caf72a79c4b778b44dc767ab9e66313a97732cff48c0047f5989756ee8fba8329db29cc229764ed9c31271d9402c916641861718649a0d5cf3f6e263b22a1d1e5279bbc7c226d4d7602c2bca3e8d9a1af1c84f29b66a8817ce40da265bac8f8102cb9c47a565790883def02632633522867d35c7743b006f90c7c9cea301612e056d000e64d670d9a461b0b926ccdadd4882d338e2500148c711b5f0118be0c73de839adeace957b8b9401228fe2a6c4d524a71"}, 0xbf) 11:39:10 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x294, 0x2, 0x0) [ 436.775396] FAULT_INJECTION: forcing a failure. [ 436.775396] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 436.787250] CPU: 0 PID: 29541 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 436.795140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 436.804586] Call Trace: [ 436.807193] dump_stack+0x1fc/0x2ef [ 436.810840] should_fail.cold+0xa/0xf [ 436.814655] ? setup_fault_attr+0x200/0x200 [ 436.818987] ? is_bpf_text_address+0xfc/0x1b0 [ 436.823493] ? kernel_text_address+0xbd/0xf0 [ 436.827922] __alloc_pages_nodemask+0x239/0x2890 [ 436.832703] ? __lock_acquire+0x6de/0x3ff0 [ 436.836955] ? mb_cache_create+0x4f/0x4c0 [ 436.841111] ? ext4_fill_super+0x97b1/0xc820 [ 436.845538] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 436.850416] ? do_mount+0x113c/0x2f10 [ 436.854242] ? ksys_mount+0xcf/0x130 [ 436.857966] ? __x64_sys_mount+0xba/0x150 [ 436.862126] ? do_syscall_64+0xf9/0x620 [ 436.866112] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 436.871496] ? perf_trace_lock_acquire+0xef/0x530 [ 436.876351] ? perf_trace_lock_acquire+0xef/0x530 [ 436.881204] ? perf_trace_lock_acquire+0xef/0x530 [ 436.886067] ? HARDIRQ_verbose+0x10/0x10 [ 436.890134] ? HARDIRQ_verbose+0x10/0x10 [ 436.894199] ? HARDIRQ_verbose+0x10/0x10 [ 436.898295] ? should_fail+0x142/0x7b0 [ 436.902193] cache_grow_begin+0xa4/0x8a0 [ 436.906280] ? setup_fault_attr+0x200/0x200 [ 436.910610] ? lock_acquire+0x170/0x3c0 [ 436.914945] cache_alloc_refill+0x273/0x340 [ 436.919283] __kmalloc+0x362/0x3c0 [ 436.922831] ? mb_cache_create+0x155/0x4c0 [ 436.927081] mb_cache_create+0x155/0x4c0 [ 436.931176] ext4_fill_super+0x97b1/0xc820 [ 436.935461] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.940586] ? snprintf+0xbb/0xf0 [ 436.944062] ? wait_for_completion_io+0x10/0x10 [ 436.948741] ? set_blocksize+0x163/0x3f0 [ 436.952819] mount_bdev+0x2fc/0x3b0 [ 436.956456] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 436.961576] mount_fs+0xa3/0x310 [ 436.964966] vfs_kern_mount.part.0+0x68/0x470 [ 436.969479] do_mount+0x113c/0x2f10 [ 436.973125] ? cmp_ex_sort+0xc0/0xc0 [ 436.976839] ? __do_page_fault+0x180/0xd60 [ 436.981058] ? copy_mount_string+0x40/0x40 [ 436.985299] ? memset+0x20/0x40 [ 436.988578] ? copy_mount_options+0x26f/0x380 [ 436.993061] ksys_mount+0xcf/0x130 [ 436.996589] __x64_sys_mount+0xba/0x150 [ 437.000547] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 437.005127] do_syscall_64+0xf9/0x620 [ 437.008926] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.014096] RIP: 0033:0x46753a [ 437.017270] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 437.036154] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.043842] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 437.051092] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 437.058343] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 437.065604] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:10 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x27f, 0x2, 0x0) 11:39:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205d9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x292, 0x2, 0x0) 11:39:10 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg(r1, &(0x7f0000004000)=[{{&(0x7f00000001c0)=@llc={0x1a, 0x323, 0x1, 0x1, 0x20, 0x20, @local}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000240)="d94d8483626c884c594faf0b64406c0f1c72b9fc8560635c82aa0484ac3f25d974662c7074ef77cd53f8b7c0be061b282adccfa66a80ed1a87ed23508d35673477deb33feeb058d7e71ac783b257e528e6b5886aae604d365f5c9295a357ad322ffa6e7263fe9b42619e217a0142c73f7b0b009f7a37ee588cd6b162bdde0b189af5a081d56deac2e41cede4f1a160418e5c692f70d8be118a6eb080c87775b0ec01c8a5e2645c66cef95192a7a0178522096f694783ce4060dec3c05a7ab1741dc7bf588dd3befddca44d058a1a3f6aa4c6a1a20b432942a88c", 0xda}], 0x1, &(0x7f00000004c0)=[{0x30, 0x84, 0x7, "5cb4429e39c9951f3acf95396bf23c5fe1283707a728a75acc"}, {0x88, 0x110, 0x9, "9a9a9d1261fbcb1f31a1c1c89dd36554896d658117e4202b67119f001a38455f6b0b12abc012f3c17d0e67b8ef2c9216653d727a351677eab06dd5d4469ca4d28010ab363c985db80013dd39616697f633397392e83905d8c1e37af6201be95513f8f52945df94bef23b5cb03935aa5a2f"}, {0x100, 0x84, 0xd4c, "a1a0b47421540a73409508da5ef36ea276be5712fa24fb158203733126b8a96120f636de61d80f0b31c232a02390c33171e5e232e960d281b0f244383164ed0320dd74060ff6f239c7289a6a87abd0024910796a743042f45157526cbeb713cff9182805da259398b554ce10642b96e05b1e836bf4d87578a33fcf3f9d486c2791083bb158b677ba7e0b31e81153a0f31e187388a678912687e1b9596b02586a0e1a6503c0040b5728729b1418d3b6326a32d6b6b9d20f71a59b3155f04509c6844b59fa68a2e39a51068655e6da7dc6757c4e3ceb651015e5e23c62806586bab54602987ae0a105abbfd5"}, {0xe8, 0x106, 0x8, "c4f141a988888251f4d4f78ab7cb55bc3d420969e04de2cb0b6e219174ef08bdb28bd9360f0a3e069f35959ebed325cf935fe475b0a04d8cb092bf7020bd7adad23f31e51b0f8c2f68a970d8726db41f37f56a0cd472d050bb87c3457dc89d3eaa98f17c4fd67f9a7ef9b175c19165d9adb12a0c0b5e988113a817c26c88cc0554c9952b0a2b95813e64bebcd0517c976b1efda2e6e336ec2983c59c944500f756435400af814280c37cc403322f6b75096ca04cd80ddf06de0723914f2632fe8cf382a1c36e308581647086035965381016eb4e4c60db34"}, {0xd8, 0x10c, 0xfe000000, 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&(0x7f0000003f80)=[{&(0x7f0000002c80)="857393478ee781f97611442ffbd2cd60f11636f01f3eba02801bf73b7e7b7d69f695500d302f2e893ff9acd68a97230d5d7985d8d83f6689d88f7b142036376f106cabdcccd99d301bbba235476282c3b3a31a693dd89fe167a13d60dbf6b1c620c18f81c47ce6e9d585815d6fe18c602afacb13bf13e2ee6ecbab3f01b703a5fabaa51cd5da2349d18df6e0a8204e70a42dae2057ccb9d97b7e9a15640a9683669cf6d82743e29628262b309d1f41f1476224f20c2ceb529c75a1510a7c55a5c1e607430cc949556bd6cd352c6353ab19cd35a35b675b88173d49a1ec", 0xdd}, {&(0x7f0000002d80)}, {&(0x7f0000002dc0)="dd37f723e8c4456134b5cd79e9156ef626d7beeead94c022274bbb2f588d0032e072dbd85045a15d577af3b0ac06ec867c48187a9712a59a98715650a1e645a638caaeb26efaf5a80f02bb554281893e6e0dee63ca0a53a64f51d4c38bc8120f87abd325a783cc5f4b05c852bf488bdec9d09c5ecb355b6d7282e95aa21c92e6ffb850a6e2d9da97c7cc0072ce0b918901bff02b5b90d152871b988b98e958d998df588a3ef04b582f478e00114e35fd90cf359a86d87b21bae0f42274b7c4076405b355b05b306ba7767daac0f5ebd956d9f7be37972e", 0xd7}, {&(0x7f0000002ec0)="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0x1000}, {&(0x7f0000003ec0)="d936573050a76cbb82c736d5f4385a4065dc0c090c2755524e37024169f941b61229dd920159b436bb9efd6786c5ae4685f8daa78a79a5dec054f168a73e0f53159ad797c7a51b20ea79e2ff6b039bc616d0a4fd18767e8a54a35f8c8b182bb8d02ad96d820d3849a3059a00438d92b2ef28e4fc0ec0216bb71eaf23c81266b9837369d2b0dafc5e118d7b75a2f565c8445a67ad349936de6a22687a9cfe32993bed", 0xa2}], 0x5}}], 0x4, 0x40c4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'lo\x00'}) sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="200026bd7000fcdbdf250100000008000300018000001400040002000000a9010000000400000000f87f140004000000000040000000050000000700000008000200080000e40400050005000000050006003f000000050005000500000008000200400000000800020000000000"], 0x74}, 0x1, 0x0, 0x0, 0x24004008}, 0x40000) recvmmsg(r1, &(0x7f0000001140), 0x0, 0x2003, 0x0) sendmsg(r1, &(0x7f0000006640)={&(0x7f0000004100)=@vsock={0x28, 0x0, 0x0, @local}, 0x80, &(0x7f0000005540)=[{&(0x7f0000002d80)="544d6d3838826c23e5762dc24b5559a8b507176b3bb2e97b59a7461b79fd3b", 0x1f}, {&(0x7f0000004180)="0314fed2a8937664f25e5cc93cdd8fc38bfcc1601750caef4b07327ba475", 0x1e}, {&(0x7f00000041c0)="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", 0x1000}, {&(0x7f00000051c0)="c56df1fc84b4c1547814d20133424652736209f40255f3009eb4364a7ca3cee41d1a2c8d5d041405180f367c55e2a89f2fe00a9df555c6e778af2aa5c4a2b918e940f8c43e29f5b9eed4beba62754db6a078b0e3b14d2d9ca0f97af1cdd809eb2634787032428807d7140f48b770e45ec80f2dfbfa529948736b4becd185e88247bc395ab3412608ab2b5e6b9b95519d8b743a3df6ce512f8476ad955341577d05559c47856a8ecdd4fe6ff2e9b5c6453c50b25806eb12a56c9201c2039da4932c9f1b9dacf70f0e3e3bb6417cb8a68103ccf6c20868edc835fa5a8d9fe4a7fe2d54fcc15ea6ac494a", 0xe9}, {&(0x7f00000052c0)="73ffd3293dc637f9aaa032c66f0f0583b68a0e6e88ca610071eba5069026d53951bea9cd8a47ff8281723b497077e3d70828665faa4f6d72057826cbe8bcef8825ddbb737edde9c57a2dd5fde797f49a1c27ea877cb7dde2ed4c32160e2438170899c77a26cd3051b90ebc801b1fc5dbb83002c2696750517094a9878c9bee347bc1bb6fe199c4f161f5346e44378a060976adcbcfa962a30c83a0ebb1c21269a0752cb0213dd3f113ef86d29cb2b4c944d69ade3eee1e050a8ac9934fa26e1b65a20dff9e5b1919f59b8f26e2a731feecdf1c89ac80ca6bef85f338fc76cff5d6a95d21b969", 0xe6}, {&(0x7f00000053c0)="8445ed8d7469098ef61eb9cb35c7841fbf0c730e1fc1759bd0dcf82c2c0d25ea81e3bd4452af56b09bf5ad7459be63923a26244bec576d2e70197c60cfa9f9ac8c1c50e4435d556f357136a09068c3b4b9a87087d9389c7c4bfaeab772824a0fadb0b4ac1200aa7ee2cbaa77f9f6dfce76a0376d4c8c8d03671b8e36f716698005fda6e06b8038d6fd828de818c9b4067b633594ed21f91dff837625725b53a66495473bc3e56bd749a6d8890e2721f676fa4d7e7bb4dfe9b216ddacd94758f8d36b189adc67d60b598e15f11a02121b09a874a75b6c173e928c3b56efd2cf5238276a8dc9943bf46f8d333317cb4b5b", 0xf0}, {&(0x7f00000054c0)="3af1f0e86fd13de498da7bc4bd88cd67a34863a17abe2ba4def2c4b5ee168df018ecdf049edf94aa2e0572be5370ee90eabcb415b7f24ee14ec873928f794fb7bbb345980c77e132fe27b2c54fa5e093b64cae5a0ad304451c7c6c56f0bc9b5a8b9a85da0d15b7", 0x67}], 0x7, &(0x7f00000055c0)=[{0x38, 0x10b, 0x5b, "49283eb334e0f1bbf7faf2f6f973aa520c0870aef2a080013d0f4773d0431711d5a35898"}, {0x10, 0x183, 0x6}, {0x1010, 0x117, 0x8, 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{0x10, 0x115, 0x4815}], 0x1068}, 0x20000010) 11:39:10 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x295, 0x2, 0x0) [ 437.072866] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 437.133797] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:10 executing program 0 (fault-call:0 fault-nth:68): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:10 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:10 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x296, 0x2, 0x0) 11:39:10 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x280, 0x2, 0x0) 11:39:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205da, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x293, 0x2, 0x0) [ 437.376284] FAULT_INJECTION: forcing a failure. [ 437.376284] name failslab, interval 1, probability 0, space 0, times 0 [ 437.440280] CPU: 0 PID: 29586 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 437.448221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 437.457584] Call Trace: [ 437.460190] dump_stack+0x1fc/0x2ef [ 437.463840] should_fail.cold+0xa/0xf [ 437.467660] ? setup_fault_attr+0x200/0x200 [ 437.471997] ? lock_acquire+0x170/0x3c0 [ 437.475995] __should_failslab+0x115/0x180 [ 437.480249] should_failslab+0x5/0x10 [ 437.484065] kmem_cache_alloc_trace+0x284/0x380 [ 437.488754] apply_wqattrs_prepare+0x1c4/0xa50 [ 437.493366] apply_workqueue_attrs_locked+0xc5/0x120 [ 437.498491] __alloc_workqueue_key+0x510/0xed0 [ 437.503096] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 437.508140] ext4_fill_super+0x6edb/0xc820 [ 437.512414] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 437.517532] ? snprintf+0xbb/0xf0 [ 437.521006] ? wait_for_completion_io+0x10/0x10 [ 437.525684] ? set_blocksize+0x163/0x3f0 [ 437.529764] mount_bdev+0x2fc/0x3b0 [ 437.533402] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 437.538522] mount_fs+0xa3/0x310 [ 437.541910] vfs_kern_mount.part.0+0x68/0x470 [ 437.546423] do_mount+0x113c/0x2f10 [ 437.550063] ? cmp_ex_sort+0xc0/0xc0 [ 437.553788] ? __do_page_fault+0x180/0xd60 [ 437.558039] ? copy_mount_string+0x40/0x40 [ 437.562296] ? memset+0x20/0x40 [ 437.565590] ? copy_mount_options+0x26f/0x380 [ 437.570103] ksys_mount+0xcf/0x130 [ 437.573660] __x64_sys_mount+0xba/0x150 [ 437.577649] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 437.582244] do_syscall_64+0xf9/0x620 [ 437.586058] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 437.591251] RIP: 0033:0x46753a [ 437.594454] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 437.613368] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 437.621089] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 437.628367] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x294, 0x2, 0x0) 11:39:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205db, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:11 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x281, 0x2, 0x0) [ 437.635646] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 437.642921] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 437.650211] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:11 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x297, 0x2, 0x0) 11:39:11 executing program 4: ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205dc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 437.903822] EXT4-fs: failed to create workqueue [ 437.926252] EXT4-fs (loop0): mount failed 11:39:11 executing program 0 (fault-call:0 fault-nth:69): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x295, 0x2, 0x0) 11:39:11 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x298, 0x2, 0x0) 11:39:11 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x282, 0x2, 0x0) 11:39:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205dd, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:11 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000000)=""/163, 0xa3}, {&(0x7f00000000c0)=""/118, 0x76}, {&(0x7f0000000140)=""/29, 0x1d}, {&(0x7f0000004d80)=""/110, 0x6e}, {&(0x7f0000000200)=""/156, 0x9c}], 0x5}, 0x1d50}, {{0x0, 0x0, &(0x7f0000000440)=[{&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f0000000340)=""/89, 0x59}, {&(0x7f00000003c0)=""/121, 0x79}], 0x3, &(0x7f00000014c0)=""/162, 0xa2}, 0x2}, {{&(0x7f0000001580)=@un=@abs, 0x80, &(0x7f0000001780)=[{&(0x7f0000001600)=""/181, 0xb5}, {&(0x7f00000016c0)=""/135, 0x87}], 0x2, &(0x7f00000017c0)=""/27, 0x1b}, 0x3f}, {{&(0x7f0000001800)=@ethernet={0x0, @multicast}, 0x80, &(0x7f00000018c0)=[{&(0x7f0000001880)=""/34, 0x22}], 0x1, &(0x7f0000001900)=""/241, 0xf1}, 0x9}, {{&(0x7f0000001a00)=@ax25={{0x3, @default}, [@default, @default, @bcast, @null, @netrom, @default, @null, @default]}, 0x80, &(0x7f0000001b80)=[{&(0x7f0000001a80)}, {&(0x7f0000001ac0)=""/152, 0x98}], 0x2}, 0x7fff}, {{&(0x7f0000001bc0)=@nl=@proc, 0x80, &(0x7f00000032c0)=[{&(0x7f0000001c40)=""/114, 0x72}, {&(0x7f0000001cc0)=""/120, 0x78}, {&(0x7f0000001d40)=""/243, 0xf3}, {&(0x7f0000001e40)=""/4096, 0x1000}, {&(0x7f0000002e40)=""/99, 0x63}, {&(0x7f0000002ec0)=""/94, 0x5e}, {&(0x7f0000002f40)=""/175, 0xaf}, {&(0x7f0000003000)=""/220, 0xdc}, {&(0x7f0000003100)=""/183, 0xb7}, {&(0x7f00000031c0)=""/200, 0xc8}], 0xa, &(0x7f0000003380)=""/46, 0x2e}, 0x5}, {{&(0x7f00000033c0)=@generic, 0x80, &(0x7f0000004880)=[{&(0x7f0000003440)=""/39, 0x27}, {&(0x7f0000003480)=""/124, 0x7c}, {&(0x7f0000003500)=""/122, 0x7a}, {&(0x7f0000003580)=""/4096, 0x1000}, {&(0x7f0000004580)=""/183, 0xb7}, {&(0x7f0000004640)=""/89, 0x59}, {&(0x7f00000046c0)=""/188, 0xbc}, {&(0x7f0000004780)=""/249, 0xf9}], 0x8, &(0x7f0000004900)=""/141, 0x8d}, 0xbc8f}, {{&(0x7f00000049c0)=@caif, 0x80, &(0x7f0000004b00)=[{&(0x7f0000004a40)=""/148, 0x94}], 0x1, &(0x7f0000004b40)=""/3, 0x3}, 0x569}], 0x8, 0x2, 0x0) 11:39:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205de, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 438.155972] FAULT_INJECTION: forcing a failure. [ 438.155972] name failslab, interval 1, probability 0, space 0, times 0 [ 438.207552] CPU: 0 PID: 29655 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 438.215485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.224849] Call Trace: [ 438.227460] dump_stack+0x1fc/0x2ef [ 438.231102] should_fail.cold+0xa/0xf [ 438.234937] ? setup_fault_attr+0x200/0x200 [ 438.239288] ? lock_acquire+0x170/0x3c0 [ 438.243282] __should_failslab+0x115/0x180 [ 438.247527] should_failslab+0x5/0x10 [ 438.251338] __kmalloc+0x2ab/0x3c0 [ 438.254885] ? apply_wqattrs_prepare+0xf7/0xa50 [ 438.259571] apply_wqattrs_prepare+0xf7/0xa50 [ 438.264092] apply_workqueue_attrs_locked+0xc5/0x120 [ 438.269213] __alloc_workqueue_key+0x510/0xed0 [ 438.273820] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 438.278870] ext4_fill_super+0x6edb/0xc820 [ 438.283144] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.288258] ? snprintf+0xbb/0xf0 [ 438.291732] ? wait_for_completion_io+0x10/0x10 [ 438.296416] ? set_blocksize+0x163/0x3f0 [ 438.300494] mount_bdev+0x2fc/0x3b0 [ 438.304130] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.309244] mount_fs+0xa3/0x310 [ 438.312632] vfs_kern_mount.part.0+0x68/0x470 [ 438.317148] do_mount+0x113c/0x2f10 [ 438.320799] ? cmp_ex_sort+0xc0/0xc0 [ 438.324523] ? __do_page_fault+0x180/0xd60 [ 438.328772] ? copy_mount_string+0x40/0x40 [ 438.333031] ? memset+0x20/0x40 [ 438.336323] ? copy_mount_options+0x26f/0x380 [ 438.340833] ksys_mount+0xcf/0x130 [ 438.344394] __x64_sys_mount+0xba/0x150 [ 438.348416] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 438.353010] do_syscall_64+0xf9/0x620 [ 438.356828] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 438.362028] RIP: 0033:0x46753a [ 438.365230] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 438.384145] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 438.391865] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 438.399138] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:11 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x299, 0x2, 0x0) 11:39:11 executing program 4: r0 = syz_genetlink_get_family_id$tipc(&(0x7f00000000c0)='TIPC\x00', 0xffffffffffffffff) sendmsg$TIPC_CMD_GET_NODES(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r0, 0x20, 0x70bd2d, 0x25dfdbfb, {}, [""]}, 0x1c}, 0x1, 0x0, 0x0, 0x4005}, 0x10) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r3 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r3, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, 0x0, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r2}]}, 0x1c}}, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000240)={0x0, @empty, @remote}, &(0x7f0000000280)=0xc) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={'geneve0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCADD6RD(0xffffffffffffffff, 0x89f9, &(0x7f0000000380)={'ip6gre0\x00', &(0x7f0000000300)={'syztnl2\x00', 0x0, 0x4, 0x8, 0x20, 0x9c, 0x1, @remote, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x40, 0x700, 0xfffffff7, 0x4}}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x24, &(0x7f00000003c0)={@loopback, @local, 0x0}, &(0x7f0000000400)=0xc) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000500)={'vcan0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCDELPRL(0xffffffffffffffff, 0x89f6, &(0x7f0000000600)={'ip6gre0\x00', &(0x7f0000000580)={'ip6tnl0\x00', 0x0, 0x29, 0x81, 0x9, 0x1, 0x40, @private1, @remote, 0x40, 0x10, 0x94, 0xa50}}) ioctl$sock_ipv6_tunnel_SIOCDEL6RD(0xffffffffffffffff, 0x89fa, &(0x7f00000006c0)={'syztnl0\x00', &(0x7f0000000640)={'syztnl1\x00', 0x0, 0x0, 0xfd, 0x6, 0x4, 0x8, @private0={0xfc, 0x0, [], 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x10, 0x700, 0x6, 0x4}}) sendmsg$ETHTOOL_MSG_FEATURES_GET(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000880)={&(0x7f0000000700)={0x150, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@HEADER={0x2c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wlan1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_team\x00'}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x4}, @HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_virt_wifi\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syz_tun\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_vlan\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x24, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r8}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r9}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r10}]}]}, 0x150}}, 0x4004015) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r11, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r12, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r13 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) bind(r13, &(0x7f0000000000)=@isdn={0x22, 0x8, 0x81, 0x7, 0x4}, 0x80) 11:39:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x296, 0x2, 0x0) 11:39:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x297, 0x2, 0x0) 11:39:12 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x283, 0x2, 0x0) [ 438.406414] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 438.413695] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 438.420968] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 438.610917] EXT4-fs: failed to create workqueue [ 438.624692] EXT4-fs (loop0): mount failed 11:39:12 executing program 0 (fault-call:0 fault-nth:70): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:12 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205df, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x298, 0x2, 0x0) 11:39:12 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x284, 0x2, 0x0) 11:39:12 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29a, 0x2, 0x0) 11:39:12 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 438.840287] FAULT_INJECTION: forcing a failure. [ 438.840287] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 438.891647] CPU: 0 PID: 29709 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 438.899566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 438.908926] Call Trace: [ 438.911531] dump_stack+0x1fc/0x2ef [ 438.915174] should_fail.cold+0xa/0xf [ 438.918992] ? setup_fault_attr+0x200/0x200 [ 438.923347] __alloc_pages_nodemask+0x239/0x2890 [ 438.928150] ? kasan_kmalloc+0x139/0x160 [ 438.932230] ? mark_held_locks+0xf0/0xf0 [ 438.936308] ? perf_trace_lock_acquire+0xef/0x530 [ 438.941169] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 438.946026] ? HARDIRQ_verbose+0x10/0x10 [ 438.950101] ? mark_held_locks+0xf0/0xf0 [ 438.954178] ? __debug_object_init+0x410/0x9b0 [ 438.958782] ? mark_held_locks+0xa6/0xf0 [ 438.962854] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 438.967981] alloc_pages_current+0x193/0x2a0 [ 438.972402] ? __debug_object_init+0x410/0x9b0 [ 438.977004] get_zeroed_page+0x10/0x40 [ 438.980906] ext4_calculate_overhead+0xfb/0x11c0 [ 438.985694] ext4_fill_super+0x9681/0xc820 [ 438.989972] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 438.995092] ? snprintf+0xbb/0xf0 [ 438.998570] ? wait_for_completion_io+0x10/0x10 [ 439.003250] ? set_blocksize+0x163/0x3f0 [ 439.007337] mount_bdev+0x2fc/0x3b0 [ 439.010977] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.016095] mount_fs+0xa3/0x310 [ 439.019478] vfs_kern_mount.part.0+0x68/0x470 [ 439.023990] do_mount+0x113c/0x2f10 [ 439.027638] ? cmp_ex_sort+0xc0/0xc0 [ 439.031368] ? __do_page_fault+0x180/0xd60 [ 439.035614] ? copy_mount_string+0x40/0x40 [ 439.039866] ? memset+0x20/0x40 [ 439.043145] ? copy_mount_options+0x26f/0x380 [ 439.047646] ksys_mount+0xcf/0x130 [ 439.051195] __x64_sys_mount+0xba/0x150 [ 439.055179] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 439.059773] do_syscall_64+0xf9/0x620 [ 439.063590] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.068787] RIP: 0033:0x46753a [ 439.071993] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:39:12 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29b, 0x2, 0x0) 11:39:12 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29c, 0x2, 0x0) [ 439.090928] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 439.098644] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 439.105920] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 439.113198] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 439.120476] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 439.127754] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x299, 0x2, 0x0) 11:39:12 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x285, 0x2, 0x0) 11:39:12 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e1, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:12 executing program 0 (fault-call:0 fault-nth:71): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:12 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29d, 0x2, 0x0) 11:39:12 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) syz_genetlink_get_family_id$batadv(&(0x7f0000000100)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r4 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r4, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r8 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r5, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)={0x1c, 0x0, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, 0xffffffffffffffff, &(0x7f0000000000)={0x80000012}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcsa\x00', 0x408581, 0x0) syz_genetlink_get_family_id$smc(&(0x7f0000000040)='SMC_PNETID\x00', r9) 11:39:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29a, 0x2, 0x0) [ 439.427327] FAULT_INJECTION: forcing a failure. [ 439.427327] name failslab, interval 1, probability 0, space 0, times 0 [ 439.475401] CPU: 0 PID: 29747 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 439.483336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 439.492701] Call Trace: [ 439.495311] dump_stack+0x1fc/0x2ef [ 439.498978] should_fail.cold+0xa/0xf [ 439.502795] ? setup_fault_attr+0x200/0x200 [ 439.507129] ? lock_acquire+0x170/0x3c0 [ 439.511154] __should_failslab+0x115/0x180 [ 439.515406] should_failslab+0x5/0x10 [ 439.519220] kmem_cache_alloc_trace+0x284/0x380 [ 439.523908] apply_wqattrs_prepare+0x1c4/0xa50 [ 439.528519] apply_workqueue_attrs_locked+0xc5/0x120 [ 439.533638] __alloc_workqueue_key+0x510/0xed0 [ 439.538267] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 439.543327] ext4_fill_super+0x6edb/0xc820 [ 439.547607] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.552725] ? snprintf+0xbb/0xf0 [ 439.556200] ? wait_for_completion_io+0x10/0x10 [ 439.560874] ? set_blocksize+0x163/0x3f0 [ 439.564953] mount_bdev+0x2fc/0x3b0 [ 439.568592] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 439.573705] mount_fs+0xa3/0x310 [ 439.577090] vfs_kern_mount.part.0+0x68/0x470 [ 439.581603] do_mount+0x113c/0x2f10 [ 439.585247] ? cmp_ex_sort+0xc0/0xc0 [ 439.588979] ? __do_page_fault+0x180/0xd60 [ 439.593258] ? copy_mount_string+0x40/0x40 [ 439.597515] ? memset+0x20/0x40 [ 439.600805] ? copy_mount_options+0x26f/0x380 [ 439.605319] ksys_mount+0xcf/0x130 [ 439.608882] __x64_sys_mount+0xba/0x150 [ 439.612872] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 439.617469] do_syscall_64+0xf9/0x620 [ 439.621319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 439.626515] RIP: 0033:0x46753a [ 439.629719] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 439.648629] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 439.656348] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 439.663626] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:13 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x286, 0x2, 0x0) 11:39:13 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29e, 0x2, 0x0) 11:39:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 439.670903] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 439.678176] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 439.685455] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:13 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x707, 0x2, 0x0) 11:39:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29b, 0x2, 0x0) 11:39:13 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29f, 0x2, 0x0) 11:39:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 439.904578] EXT4-fs: failed to create workqueue [ 439.909851] EXT4-fs (loop0): mount failed 11:39:13 executing program 0 (fault-call:0 fault-nth:72): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29c, 0x2, 0x0) [ 440.095519] FAULT_INJECTION: forcing a failure. [ 440.095519] name failslab, interval 1, probability 0, space 0, times 0 [ 440.116028] CPU: 0 PID: 29809 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 440.123939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.133301] Call Trace: [ 440.135909] dump_stack+0x1fc/0x2ef [ 440.139579] should_fail.cold+0xa/0xf [ 440.143412] ? setup_fault_attr+0x200/0x200 [ 440.147744] ? lock_acquire+0x170/0x3c0 [ 440.151742] __should_failslab+0x115/0x180 [ 440.155991] should_failslab+0x5/0x10 [ 440.159807] kmem_cache_alloc_trace+0x284/0x380 [ 440.164496] apply_wqattrs_prepare+0x1c4/0xa50 [ 440.169101] apply_workqueue_attrs_locked+0xc5/0x120 [ 440.174297] __alloc_workqueue_key+0x510/0xed0 [ 440.178883] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 440.184006] ext4_fill_super+0x6edb/0xc820 [ 440.188290] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.193383] ? snprintf+0xbb/0xf0 [ 440.196829] ? wait_for_completion_io+0x10/0x10 [ 440.201483] ? set_blocksize+0x163/0x3f0 [ 440.205559] mount_bdev+0x2fc/0x3b0 [ 440.209194] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.214285] mount_fs+0xa3/0x310 [ 440.217641] vfs_kern_mount.part.0+0x68/0x470 [ 440.222142] do_mount+0x113c/0x2f10 [ 440.225755] ? cmp_ex_sort+0xc0/0xc0 [ 440.229454] ? __do_page_fault+0x180/0xd60 [ 440.233669] ? copy_mount_string+0x40/0x40 [ 440.237893] ? memset+0x20/0x40 [ 440.241156] ? copy_mount_options+0x26f/0x380 [ 440.245648] ksys_mount+0xcf/0x130 [ 440.249170] __x64_sys_mount+0xba/0x150 [ 440.253126] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 440.257695] do_syscall_64+0xf9/0x620 [ 440.261481] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 440.266651] RIP: 0033:0x46753a [ 440.269827] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 440.288723] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.296426] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 440.303688] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 440.310956] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 440.318209] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 440.325482] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:13 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x7, 0x0) 11:39:13 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a0, 0x2, 0x0) 11:39:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:13 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_mtu(r2, 0x29, 0x17, &(0x7f0000000000)=0x2, 0x4) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x2000000, 0x1010, r2, 0xd9853000) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2002, 0x0) 11:39:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29d, 0x2, 0x0) [ 440.348262] EXT4-fs: failed to create workqueue [ 440.359656] EXT4-fs (loop0): mount failed 11:39:14 executing program 0 (fault-call:0 fault-nth:73): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:14 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x700, 0x0) 11:39:14 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}, 0x6}], 0x1, 0x2, 0x0) 11:39:14 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 440.612159] FAULT_INJECTION: forcing a failure. [ 440.612159] name failslab, interval 1, probability 0, space 0, times 0 [ 440.623786] CPU: 0 PID: 29842 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 440.631678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 440.641042] Call Trace: [ 440.643649] dump_stack+0x1fc/0x2ef [ 440.647299] should_fail.cold+0xa/0xf [ 440.651123] ? setup_fault_attr+0x200/0x200 [ 440.655450] ? perf_trace_lock_acquire+0xef/0x530 [ 440.660285] __should_failslab+0x115/0x180 [ 440.664507] should_failslab+0x5/0x10 [ 440.668293] kmem_cache_alloc+0x3f/0x370 [ 440.672386] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 440.678015] radix_tree_extend+0x191/0x4b0 [ 440.682252] __radix_tree_create+0x448/0x540 [ 440.686675] page_cache_tree_insert+0xac/0x3f0 [ 440.691245] ? file_check_and_advance_wb_err+0x3a0/0x3a0 [ 440.696679] ? lock_acquire+0x170/0x3c0 [ 440.700648] ? __add_to_page_cache_locked+0x45e/0xb60 [ 440.705838] __add_to_page_cache_locked+0x46e/0xb60 [ 440.710852] ? page_cache_tree_insert+0x3f0/0x3f0 [ 440.715695] add_to_page_cache_lru+0x16a/0x680 [ 440.720273] ? add_to_page_cache_locked+0x40/0x40 [ 440.725130] pagecache_get_page+0x478/0xd50 [ 440.729441] __getblk_slow+0x216/0x9e0 [ 440.733319] __getblk_gfp+0x6b/0x70 [ 440.736946] __ext4_get_inode_loc+0x351/0x10f0 [ 440.741513] ? _raw_spin_unlock+0x29/0x40 [ 440.745639] ? iget_locked+0x154/0x480 [ 440.749510] __ext4_iget+0x2ef/0x3e00 [ 440.753296] ? __alloc_workqueue_key+0x92d/0xed0 [ 440.758033] ? ext4_get_projid+0x190/0x190 [ 440.762262] ext4_fill_super+0x6f83/0xc820 [ 440.766491] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.771590] ? snprintf+0xbb/0xf0 [ 440.775041] ? wait_for_completion_io+0x10/0x10 [ 440.779703] ? set_blocksize+0x163/0x3f0 [ 440.783748] mount_bdev+0x2fc/0x3b0 [ 440.787369] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 440.792460] mount_fs+0xa3/0x310 [ 440.795823] vfs_kern_mount.part.0+0x68/0x470 [ 440.800299] do_mount+0x113c/0x2f10 [ 440.803908] ? cmp_ex_sort+0xc0/0xc0 [ 440.807605] ? __do_page_fault+0x180/0xd60 [ 440.811835] ? copy_mount_string+0x40/0x40 [ 440.816068] ? memset+0x20/0x40 [ 440.819342] ? copy_mount_options+0x26f/0x380 [ 440.823832] ksys_mount+0xcf/0x130 [ 440.827352] __x64_sys_mount+0xba/0x150 [ 440.831314] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 440.835890] do_syscall_64+0xf9/0x620 [ 440.839675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 440.844845] RIP: 0033:0x46753a 11:39:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29e, 0x2, 0x0) 11:39:14 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a1, 0x2, 0x0) [ 440.848017] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 440.866897] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 440.874587] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 440.881914] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 440.889179] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 440.896437] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 440.903689] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:14 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:14 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a2, 0x2, 0x0) 11:39:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x29f, 0x2, 0x0) 11:39:14 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:14 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a0, 0x2, 0x0) 11:39:15 executing program 0 (fault-call:0 fault-nth:74): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:15 executing program 3: accept$nfc_llcp(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x60) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffb2}}], 0x1, 0x10002, 0x0) [ 441.352997] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:15 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a3, 0x2, 0x0) 11:39:15 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205e9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 441.456594] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.462267] ieee802154 phy1 wpan1: encryption failed: -22 11:39:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a1, 0x2, 0x0) 11:39:15 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='sessionid\x00') ioctl$BTRFS_IOC_GET_SUPPORTED_FEATURES(r5, 0x80489439, &(0x7f0000000080)) recvmsg(r4, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) r6 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r7, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r9 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r9, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r6, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r8}]}, 0x1c}}, 0x0) r10 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) sendmsg$BATADV_CMD_GET_GATEWAYS(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0xd, r10, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r3}]}, 0x1c}}, 0x0) r11 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r11, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) write$binfmt_elf64(r0, &(0x7f0000000880)=ANY=[@ANYRESHEX=r2, @ANYRES64=r0, @ANYBLOB="cc30239eceafc6b012a491dd3af9195df436e024a5ec0e5522e0535c200e6ceea53aded95678900cd8f5dbb3ecfd3d592f7430934c4004fb278b9e1866040e939267fab20582cc13f16c77a34815e623b35e36e71d9b460cc2b1663e5c5d9a4fa75afc92aeabcb77fc5607b6584632c6cbe55fce62e6bb160491f3f158ada0780198afb573ec7abe0abcfc73130562bd20d48ee50f7911cc607ffedc2e628f9ddcd7db6784e781c99910702938b9c149e8c710b75cc3420af6d42221cc", @ANYRES32=r0, @ANYRES64=r11], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x102, 0x0) [ 441.575818] FAULT_INJECTION: forcing a failure. [ 441.575818] name failslab, interval 1, probability 0, space 0, times 0 11:39:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a2, 0x2, 0x0) [ 441.624114] CPU: 1 PID: 29906 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 441.632021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 441.641381] Call Trace: [ 441.643990] dump_stack+0x1fc/0x2ef [ 441.647643] should_fail.cold+0xa/0xf [ 441.651464] ? setup_fault_attr+0x200/0x200 [ 441.655801] ? lock_acquire+0x170/0x3c0 [ 441.659799] __should_failslab+0x115/0x180 [ 441.664048] should_failslab+0x5/0x10 [ 441.667865] kmem_cache_alloc_trace+0x284/0x380 [ 441.672554] apply_wqattrs_prepare+0x1c4/0xa50 [ 441.677161] apply_workqueue_attrs_locked+0xc5/0x120 [ 441.682292] __alloc_workqueue_key+0x510/0xed0 [ 441.686899] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 441.691953] ext4_fill_super+0x6edb/0xc820 [ 441.696234] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 441.701355] ? snprintf+0xbb/0xf0 [ 441.704828] ? wait_for_completion_io+0x10/0x10 [ 441.709510] ? set_blocksize+0x163/0x3f0 [ 441.713591] mount_bdev+0x2fc/0x3b0 [ 441.717260] ? ext4_calculate_overhead+0x11c0/0x11c0 11:39:15 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a4, 0x2, 0x0) [ 441.722379] mount_fs+0xa3/0x310 [ 441.725764] vfs_kern_mount.part.0+0x68/0x470 [ 441.730277] do_mount+0x113c/0x2f10 [ 441.733984] ? cmp_ex_sort+0xc0/0xc0 [ 441.737719] ? __do_page_fault+0x180/0xd60 [ 441.741965] ? copy_mount_string+0x40/0x40 [ 441.746225] ? memset+0x20/0x40 [ 441.749519] ? copy_mount_options+0x26f/0x380 [ 441.754028] ksys_mount+0xcf/0x130 [ 441.757569] __x64_sys_mount+0xba/0x150 [ 441.761534] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 441.766106] do_syscall_64+0xf9/0x620 [ 441.769896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 441.775077] RIP: 0033:0x46753a [ 441.778396] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 441.797370] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 441.805067] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 441.812335] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:15 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ea, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 441.819605] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 441.826862] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 441.834121] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:15 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205eb, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 441.960262] EXT4-fs: failed to create workqueue 11:39:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a3, 0x2, 0x0) 11:39:15 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a5, 0x2, 0x0) [ 441.987987] EXT4-fs (loop0): mount failed 11:39:15 executing program 0 (fault-call:0 fault-nth:75): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) [ 442.134641] FAULT_INJECTION: forcing a failure. [ 442.134641] name failslab, interval 1, probability 0, space 0, times 0 [ 442.159919] CPU: 1 PID: 29954 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 442.167840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.177204] Call Trace: [ 442.179902] dump_stack+0x1fc/0x2ef [ 442.183548] should_fail.cold+0xa/0xf [ 442.187370] ? setup_fault_attr+0x200/0x200 [ 442.191708] ? mark_held_locks+0xf0/0xf0 [ 442.195788] ? perf_trace_lock_acquire+0xef/0x530 [ 442.200647] __should_failslab+0x115/0x180 [ 442.204898] should_failslab+0x5/0x10 [ 442.209608] kmem_cache_alloc+0x3f/0x370 [ 442.213685] ? mempool_alloc+0x350/0x350 [ 442.217745] mempool_alloc+0x146/0x350 [ 442.221623] ? mempool_resize+0x790/0x790 [ 442.225787] ? perf_trace_lock_acquire+0xef/0x530 [ 442.230638] bio_alloc_bioset+0x389/0x5e0 [ 442.234773] ? __find_get_block+0x7a6/0xde0 [ 442.239098] ? bvec_alloc+0x2f0/0x2f0 [ 442.242887] ? lock_downgrade+0x720/0x720 [ 442.247041] submit_bh_wbc+0x141/0x760 [ 442.250915] ll_rw_block+0x1ed/0x220 [ 442.254632] __breadahead_gfp+0xb8/0x130 [ 442.258691] ? __breadahead+0x130/0x130 [ 442.262655] __ext4_get_inode_loc+0xc16/0x10f0 [ 442.267251] ? iget_locked+0x154/0x480 [ 442.271158] __ext4_iget+0x2ef/0x3e00 [ 442.275001] ? __alloc_workqueue_key+0x92d/0xed0 [ 442.279749] ? ext4_get_projid+0x190/0x190 [ 442.283998] ext4_fill_super+0x6f83/0xc820 [ 442.288239] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.293331] ? snprintf+0xbb/0xf0 [ 442.296776] ? wait_for_completion_io+0x10/0x10 [ 442.301431] ? set_blocksize+0x163/0x3f0 [ 442.305480] mount_bdev+0x2fc/0x3b0 [ 442.309092] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.314194] mount_fs+0xa3/0x310 [ 442.317563] vfs_kern_mount.part.0+0x68/0x470 [ 442.322075] do_mount+0x113c/0x2f10 [ 442.325714] ? cmp_ex_sort+0xc0/0xc0 [ 442.329441] ? __do_page_fault+0x180/0xd60 [ 442.333673] ? copy_mount_string+0x40/0x40 [ 442.337898] ? memset+0x20/0x40 [ 442.341163] ? copy_mount_options+0x26f/0x380 [ 442.345643] ksys_mount+0xcf/0x130 [ 442.349168] __x64_sys_mount+0xba/0x150 [ 442.353127] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 442.357694] do_syscall_64+0xf9/0x620 [ 442.361482] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.366662] RIP: 0033:0x46753a 11:39:16 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x2000, 0x0) connect$unix(r1, &(0x7f0000000040)=@abs={0x0, 0x0, 0x4e23}, 0x6e) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) write$binfmt_elf64(r0, &(0x7f0000000100)=ANY=[@ANYRESHEX, @ANYRESHEX=r2, @ANYRES16], 0x10132) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 442.369842] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 442.388726] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 442.396416] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 442.403669] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 442.410923] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 442.418175] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 442.425427] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:16 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a6, 0x2, 0x0) 11:39:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ec, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a4, 0x2, 0x0) [ 442.454218] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:16 executing program 0 (fault-call:0 fault-nth:76): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ed, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:16 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_sctp(0x2, 0x5, 0x84) shutdown(r2, 0x1) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) pwrite64(r3, &(0x7f0000000100)="5743e1f4c8d3fbeddb9092a086d0a691f47556b067143a4c3971f5d5c9d9461a294f0948eb722af627b15c25e91ba10da2e6c748339524e24cfa1b7fe95999bb63825188656b77d9813251cff15015f65111e1aae6c41e151d980dc78865de271c2762dfcd105791e1f9373626d3f6d3ae7b88d44d2ad99cb39dcb7e618c2d8dae3aedb9e57f7de1dfdc62571358c518f5957acd3155a4105842472d923aa3413c8e61f243a0c45bbb94008102cc844c9ceb37f15d0609e71edabd8f1b6ce64b5eb3a1f61e3f064a10c5806ff75af6c2840141f0339eead3e04f947a3408a321a655cb959d6bbc17101a7ff22b57e7da56770ac1ab80be", 0xf7, 0x9) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r4 = open(&(0x7f0000000080)='./file0\x00', 0x400000, 0x40) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r5, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r6 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, 0x0, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8}]}, 0x1c}}, 0x0) sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r3, &(0x7f0000000380)={&(0x7f0000000400), 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, 0x0, 0x0, 0x70bd2c, 0x25dfdbff}, 0x14}}, 0x811) dup3(r4, r5, 0x0) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x25}}], 0x1, 0x2, 0x0) connect$inet6(r3, &(0x7f0000000200)={0xa, 0x4e22, 0x0, @rand_addr=' \x01\x00', 0x80}, 0x1c) r7 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r7, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0xffff, @loopback}, 0x10) ioctl$sock_rose_SIOCDELRT(r7, 0x890c, &(0x7f0000000000)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, 0x3a, @bcast, @netrom={'nr', 0x0}, 0x0, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @null, @default]}) setsockopt$TIPC_MCAST_BROADCAST(r7, 0x10f, 0x85) 11:39:16 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a7, 0x2, 0x0) 11:39:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a5, 0x2, 0x0) 11:39:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ee, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 442.769469] FAULT_INJECTION: forcing a failure. [ 442.769469] name failslab, interval 1, probability 0, space 0, times 0 11:39:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a6, 0x2, 0x0) [ 442.822895] CPU: 1 PID: 29989 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 442.830825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 442.840194] Call Trace: [ 442.842802] dump_stack+0x1fc/0x2ef [ 442.846451] should_fail.cold+0xa/0xf [ 442.850268] ? setup_fault_attr+0x200/0x200 [ 442.854602] ? lock_acquire+0x170/0x3c0 [ 442.858601] __should_failslab+0x115/0x180 [ 442.862852] should_failslab+0x5/0x10 [ 442.866665] kmem_cache_alloc_node_trace+0x244/0x3b0 11:39:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a7, 0x2, 0x0) [ 442.871788] init_rescuer+0xa1/0x370 [ 442.875520] __alloc_workqueue_key+0xb56/0xed0 [ 442.880126] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 442.885177] ext4_fill_super+0x6edb/0xc820 [ 442.889454] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.894586] ? snprintf+0xbb/0xf0 [ 442.898061] ? wait_for_completion_io+0x10/0x10 [ 442.902739] ? set_blocksize+0x163/0x3f0 [ 442.906816] mount_bdev+0x2fc/0x3b0 [ 442.910452] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 442.915569] mount_fs+0xa3/0x310 [ 442.918957] vfs_kern_mount.part.0+0x68/0x470 [ 442.923477] do_mount+0x113c/0x2f10 [ 442.927149] ? cmp_ex_sort+0xc0/0xc0 [ 442.930886] ? __do_page_fault+0x180/0xd60 [ 442.935133] ? copy_mount_string+0x40/0x40 [ 442.939476] ? memset+0x20/0x40 [ 442.942771] ? copy_mount_options+0x26f/0x380 [ 442.947284] ksys_mount+0xcf/0x130 [ 442.950842] __x64_sys_mount+0xba/0x150 [ 442.954830] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 442.959424] do_syscall_64+0xf9/0x620 [ 442.963244] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 442.968441] RIP: 0033:0x46753a [ 442.971644] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 442.990552] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 442.998275] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 443.005550] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 443.012825] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 443.020106] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 443.027383] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 443.063447] EXT4-fs: failed to create workqueue [ 443.068438] EXT4-fs (loop0): mount failed 11:39:16 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) r6 = creat(&(0x7f0000000040)='./file0\x00', 0x2) bind(r6, &(0x7f0000000080)=@ipx={0x4, 0x800, 0x5, "9cbb7a575865", 0x9}, 0x80) ioctl$FITHAW(r5, 0xc0045878) 11:39:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ef, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:16 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a8, 0x2, 0x0) 11:39:16 executing program 0 (fault-call:0 fault-nth:77): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a8, 0x2, 0x0) [ 443.465046] FAULT_INJECTION: forcing a failure. [ 443.465046] name failslab, interval 1, probability 0, space 0, times 0 [ 443.530655] CPU: 1 PID: 30032 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 443.538587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 443.547945] Call Trace: [ 443.550535] dump_stack+0x1fc/0x2ef [ 443.554158] should_fail.cold+0xa/0xf [ 443.557951] ? setup_fault_attr+0x200/0x200 [ 443.562261] ? lock_acquire+0x170/0x3c0 [ 443.566230] __should_failslab+0x115/0x180 [ 443.570456] should_failslab+0x5/0x10 [ 443.574247] kmem_cache_alloc_trace+0x284/0x380 [ 443.578916] ? cancel_delayed_work+0x2c0/0x2c0 [ 443.583498] __kthread_create_on_node+0xd2/0x410 [ 443.588260] ? mark_held_locks+0xf0/0xf0 [ 443.592322] ? kthread_parkme+0xa0/0xa0 [ 443.596317] ? HARDIRQ_verbose+0x10/0x10 [ 443.600367] ? __alloc_workqueue_key+0x51e/0xed0 [ 443.605116] ? cancel_delayed_work+0x2c0/0x2c0 [ 443.609689] kthread_create_on_node+0xbb/0xf0 [ 443.614174] ? __kthread_create_on_node+0x410/0x410 [ 443.619179] ? check_preemption_disabled+0x41/0x280 [ 443.624186] ? init_rescuer+0xa1/0x370 [ 443.628068] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 443.633089] ? kmem_cache_alloc_node_trace+0x351/0x3b0 [ 443.638356] init_rescuer+0x1f7/0x370 [ 443.642148] __alloc_workqueue_key+0xb56/0xed0 [ 443.646812] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 443.652006] ext4_fill_super+0x6edb/0xc820 [ 443.656267] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.661384] ? snprintf+0xbb/0xf0 [ 443.664848] ? wait_for_completion_io+0x10/0x10 [ 443.669506] ? set_blocksize+0x163/0x3f0 [ 443.673581] mount_bdev+0x2fc/0x3b0 [ 443.677202] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 443.682296] mount_fs+0xa3/0x310 [ 443.685668] vfs_kern_mount.part.0+0x68/0x470 [ 443.690173] do_mount+0x113c/0x2f10 [ 443.693805] ? cmp_ex_sort+0xc0/0xc0 [ 443.697509] ? __do_page_fault+0x180/0xd60 [ 443.701773] ? copy_mount_string+0x40/0x40 [ 443.706021] ? memset+0x20/0x40 [ 443.709301] ? copy_mount_options+0x26f/0x380 [ 443.713795] ksys_mount+0xcf/0x130 [ 443.717334] __x64_sys_mount+0xba/0x150 [ 443.721319] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 443.725917] do_syscall_64+0xf9/0x620 [ 443.729724] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 443.734923] RIP: 0033:0x46753a [ 443.738114] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 443.757006] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 443.764712] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 443.771971] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a9, 0x2, 0x0) [ 443.779250] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 443.786511] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 443.793770] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:17 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) sendmmsg$sock(r1, &(0x7f0000000540)=[{{&(0x7f0000000000)=@ipx={0x4, 0x9, 0xc79d6bc, "d279b26236b2", 0x2}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000080)="d3498ee292a1ee76c71f5293083fe7fbf35fae003de6908e60ae34eb8cfc5f30700c93649f73438da830bf720e8f144caded8033909d7ba96369043d568e9fd4f0caca00388261fec5c7c42d426bcc2b4284755392ee002356713dc80dee0e161cd84f537e32ccb2ed8ccea305a490a3c0ac09f2472fbb0a490cf5e305078e9fca8d12828221890e41ce619648732c63910185805451903fd37f1efd4a122c8264dd29d45eb39eee8738c317dc140cb6bcf0060bc14a6a40c53a0014bb05760fb4fd9caa49ddb233a72f1c3dd3", 0xcd}, {&(0x7f0000000180)="1e60216ab8b56a58c9bd32f8e00693d5c298cae07aedfaa4cb280e0d6fe459fb50c30a5f07b444b4417001", 0x2b}, {&(0x7f00000001c0)="ec83c1b7ba99420ecd849f787279ada2ab5fb486a7844a4dfefdaf54c264ddbe0d480e30497b6198d7d68c025c8ff60c3a2362542953e503ba7b89a6c84dbb4eea54", 0x42}, {&(0x7f0000000240)="b9ac1d1871f2", 0x6}, {&(0x7f0000000280)="ce4527ebdb64d5be53bfaaaeb67576203e0662fc63c7dc3501f7285d3d62f2ad7811b8946f3bf31570d1b1665877db90968b2b05d6aa7b222c7ec041ad56c4f8f6e8283f9754773aeef06f34274de60176609d2976a912b47ed4e6b598a5c19e17834187cbd382abed6de5fbeb50950807568f854c2a35c9", 0x78}, {&(0x7f0000000300)="c9338a68ba4ac76a048b0cd2e1d17919c1128e0a000c21f07689d695b8b1817ca34356d23101bd498adf3de9c7487caa342b8abcfb922be87a7098589eca3c1db66c352399ab34260f5c3ec846896dd7643cb4905ecdd38865f8b578724d0858f73813", 0x63}, {&(0x7f0000000380)="728ff7a75ab6fa880f5d5f2585d5c715fe5d1ec8c33915fc60b0da72fa6936ccce6079268a4c69f05e0920f000187bf80b13fa346a476860423572cd09097f5f2601555b12c7191b9285890c724d7fa9d84128a1029f9289b35e599717e9e920abd8d9f356de0cc0a82823aab1941a8696bc190a6155afbc50ef", 0x7a}], 0x7, &(0x7f00000004c0)=[@mark={{0x14, 0x1, 0x24, 0x3}}, @timestamping={{0x14, 0x1, 0x25, 0x6}}, @txtime={{0x18, 0x1, 0x3d, 0x1}}], 0x48}}], 0x1, 0x0) 11:39:17 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2a9, 0x2, 0x0) 11:39:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f0, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:17 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) sendmmsg(r1, &(0x7f0000007000)=[{{&(0x7f0000000000)=@alg={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(seqiv(morus1280-sse2))\x00'}, 0x80, &(0x7f0000000580)=[{&(0x7f0000000080)="22e94eca7bb50d90bbf4cfa26ee30754fe6e9c5a68b17175faec3f8aba0f1fa58ac332e4b57fb26be5206fab9f5db585fa4a0ae5e48d30f4e14c4315531c63803aa8354e9d75decf27c57a7b3f3d30329705d93eb761ea0ee2cc", 0x5a}, {&(0x7f0000000100)="8d58e5fa66e9fb9e677368607f9335d29d21aa018bca2360479a778ffc80ac4334945dc8c623360ff8d1d9482735d77b9e5bb5c2d7421a9ef17c17796f94abe173ee03c4463b4d9a15d1174be39f7e5b546eceaa49c0cb28c89e05ed47e31fe5044c2cced1e7062412c4bb799cb64cd4d70cc0576e2a3366657e3f7d5e323a9419aecb2d4c47a063e8719cc4da7cc6f9ab5c6be8eace928b5ecef53a8eb94e5a269c0a79cdc7f606a4a0d1c555bc06374350204fee52dd88294cfb1bed4e6095afc8f6516abd4c12766b13791eee0f677f", 0xd1}, {&(0x7f0000000200)="6d91e59509659f14e23e6447e5b89181352854a63a193fa002a10ca86c7968cb2021f11e837e6f2a87471b1561ca78c49e5ae3032ceb99f2cdef3d82a189ea41dca87d1281acd174001239278611eb25afc9ee9707abe6ee0a57743cb2750640327baaca3a", 0x65}, {&(0x7f0000000280)="b52fab7e398217a89a58f5fce225eac67ffd6a18e8c9260588e036d4aa58259ff9918a140f003172d1cc869c723ae3b486b70b2854bcbf303262861be203bad2f262d8b725f70f976d4d79977dc0216a0b21d832fc9f11a5d372d154ffb300c2d4a6c6e174e4e60f0ec5cc5d35326925af1fa62bd67edec6fb9535f63b2e0d4f2d54b06dd86a7dcec2839b7943a4a45380ad66579d82c7b575ae990f5b6d3f39c77cdec73a6e346fe7bacc02150413ac6fd259e31a9304d24448a7b75f9a635954266795a6c69c511aeb9da72c143a64f92ab5ff1d", 0xd5}, {&(0x7f0000000380)="61f9c39474a2e5853157a94da14614ae74c05dfdc5ed92f2e4abb197dd0b0c353095ad7bc8fb8d32311fab91a033b0af7680191fa80913d04f316fe9ae6c1a1c82d91057e7f108b6bb47cff870cec38cef847f9d4812b9a5322e642835b901bd3df52cce36eacadf3433fa40bdb184865368717eedbc4be208cade7713dab9e6da87eb6b13953a91ffb7034c20006458e0200ce62516fee36253011b4f438f2fd0daed95fc3a1fb009ce04aa78034dafae01b948bbf6a7aa057a28877999c2ecf8f5ea00f883210386bb42800568af14fc16128281f83219b68e758a24a5571f3e79462ad00b3f", 0xe7}, {&(0x7f00000004c0)="2c8080240dd19a3a4f4c583060b9165b5eabe6c6158ba4f773c6f4273028b259bf64c7140833a5ae0c3900871b047441bf29b9e6ac813f595666636401743048f3974f6f8d415e853be895079b8fd33ec7180b08ffd1d1679f9c9e18339a176b47d1b32731b97765dc3d4280e3d5a5f8c970815b109f356c96014a1a87b9b76c56eb3921dfb1862b8c337a1cd8d437a970adb6c4f1b701fd32ab6af7910112b34818f92a83543fcf84ce90fd5cba8f69cfec154606ec3917f5b63f4ab5", 0xbd}], 0x6, &(0x7f0000000600)=[{0xf0, 0x84, 0x100, "efa66814f7596637337f12341d9b4b76c99a0dde324d7e88302f39718c68c11aee2c255eed3f20170d8286ce6a113581bb06c07d6fea6f0bb566e40bd77b5d3a30eec10ce803ff5fea0866d0318a7a657f8d0dc6c837156494d70e3f71b76a997bb0d519b15ce68fc97de13ebd68a740c1e3805308f998ee56943c0b5c6c6b761070478a2c0d2a5342d18a063d9a83f961f0b53bd46edea75a19bc6e0ecbb1d97c2cc4cc6a64877c0e92b23bf950df2806152d4f466bb796098460926a5beedc0c6b65690334f74557104634a7542e074f0af4e23b10e1667368381b1ddbb5"}, {0x58, 0x6, 0x3, "052d50276bc099b417015e6240bbd8d3f571b9b43dc9f8efe826d9159dca1d3ef3562825ac4a9abf24d96354b40aebbe87e783b30a579658d164ec554528386f0bb725dda0fefc"}, {0x50, 0x21d, 0x3ff, "bdc6b760064c0f990a2018ec8122108508364e41d0d8508ccdf9406a3a8b9c016c1899b7c596a3c593f3c13e60d9597771f5de2d9fef0e940e"}, {0xc0, 0x0, 0xfffffffd, "313725dd0cd95295cbe3b2774c13e6ba34f432fe102f3403f3e1012e86843031788fb0b340be75fad7fb2c7a56ec780052631749deb7f9cdc0f0513db4580052a48487b596821c3c5bca962348bcfa4619e03844d0d7b7bbf3e819df4c79534f1eb6cdbe6a098d6aeca36e5a10cbcee49bcb78086107bafe5850b2a7547dc44fbea9cfc51fe25ba0c9236ff6ce49100b78fca3bf85192f1e02e9976a84ad044f6fab8cafdb3bf46e9e5ab63a"}], 0x258}}, {{&(0x7f0000000880)=@pptp={0x18, 0x2, {0x0, @local}}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000000900)="d90ac1d3b441e45f37ddb63270b3a523534eb51f1e9839cc21ce27bb63634abc1d643a84cdca01078afe5a62", 0x2c}, {&(0x7f0000000940)="b8c2605a57b9ced3192a93fd05f6c01be01af4e1df4d385555f39fe5fe9367a899d98317770a0b1c40", 0x29}, 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&(0x7f0000005e40)=[{&(0x7f0000005d00)="8c3afcc79c5f64446814f485bb8c465af423965855ffc3fb11be2606c036d8f4de7e3a0c6ad6b56c0acf23144155804c6d454aa257ca803364882935df2b52", 0x3f}, {&(0x7f0000005d40)="ab419554b61d4de80fb5d31cd7e30131bfe3c9f5225669411f712e6e6f2f9836e6bc777a2345c32688d0339b5096d692c431e62cfbfb79331dae625d509286875e35bbba230775ab2f3681e5056e7529ffdba7888787faa06aab670bad0ec677cdbdfaddf5c3f055fd954ccbc797cf0ff6eeed0f7d2c57b66876ac49f8e66338960459a94ca62bfd969c39fd7828e274bee3f6a02eb8e986bc51fd8ee7b521037c952eb1f8ef46a2d9a0c42ed3f1b68274007dd8113eada74125c2fc3a9a99ef5d57096c83f6b635c2e479", 0xcb}], 0x2, &(0x7f0000005e80)=[{0x40, 0x108, 0x1ff, "52428c648b80439eda2ebc4bf77f03e3daf50a3f96634fa8892815c1b554f5f77b61a5c328e6ba158b0ca75b9c"}, {0x1010, 0x1, 0x7f, "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"}, {0x38, 0x8, 0x1, "028125b08643c8013cd516589383d8daf7ee2d4e14d51ff9b97d811a47de484103"}, {0xd8, 0x1, 0x8001, "bc57877fa2b6f4580ccd13b7b1999b885b9e58be53f957418601b9f4bb9c6d4fb246f6af05ff6b5f1c33a2befbf7489258ceaf59e9504bc9232937eb284e6a2f11d7d0c3786f37fbd440835513fe2c32b92c5636577b34325deb0a38d2f0ffca80e0b8059765aa7ac8bd964634173fdebcd883514a0391cc11a2852f0120213b51d978e8036236bef7bdf029fe334a1bc040b9f7135eaff9d2aa22178fc9ecc0e13dd79a78982f0395796c75b1d9f189006d1dcd34431e57da30f2d6c92c7c03b40045e0"}], 0x1160}}], 0x7, 0x1) 11:39:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2aa, 0x2, 0x0) 11:39:17 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e21, 0x5, @private2, 0x4}, 0x1c) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r4 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r4, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) ioctl$EXT4_IOC_MIGRATE(r4, 0x6609) ioctl$sock_SIOCGIFVLAN_SET_VLAN_NAME_TYPE_CMD(r3, 0x8982, &(0x7f0000000040)={0x6, 'xfrm0\x00', {0x2}, 0x3}) [ 444.097044] EXT4-fs: failed to create workqueue 11:39:17 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2aa, 0x2, 0x0) 11:39:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f1, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 444.123842] EXT4-fs (loop0): mount failed 11:39:17 executing program 0 (fault-call:0 fault-nth:78): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ab, 0x2, 0x0) 11:39:17 executing program 4: gettid() socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x9c880, 0x0) 11:39:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f2, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:18 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ab, 0x2, 0x0) [ 444.382545] FAULT_INJECTION: forcing a failure. [ 444.382545] name failslab, interval 1, probability 0, space 0, times 0 11:39:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ac, 0x2, 0x0) [ 444.472650] CPU: 1 PID: 30093 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 444.480583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 444.489949] Call Trace: [ 444.492565] dump_stack+0x1fc/0x2ef [ 444.496220] should_fail.cold+0xa/0xf [ 444.500039] ? setup_fault_attr+0x200/0x200 [ 444.504546] ? mark_held_locks+0xf0/0xf0 [ 444.508629] ? perf_trace_lock_acquire+0xef/0x530 [ 444.513495] __should_failslab+0x115/0x180 [ 444.517750] should_failslab+0x5/0x10 [ 444.521565] kmem_cache_alloc+0x3f/0x370 [ 444.525646] ? mempool_alloc+0x350/0x350 [ 444.529721] mempool_alloc+0x146/0x350 [ 444.533627] ? mempool_resize+0x790/0x790 [ 444.537791] ? perf_trace_lock_acquire+0xef/0x530 [ 444.542664] bio_alloc_bioset+0x389/0x5e0 [ 444.546824] ? __find_get_block+0x7a6/0xde0 [ 444.551163] ? bvec_alloc+0x2f0/0x2f0 [ 444.554994] ? lock_downgrade+0x720/0x720 [ 444.559169] submit_bh_wbc+0x141/0x760 [ 444.563078] ll_rw_block+0x1ed/0x220 [ 444.566812] __breadahead_gfp+0xb8/0x130 [ 444.570888] ? __breadahead+0x130/0x130 [ 444.574891] __ext4_get_inode_loc+0xc16/0x10f0 [ 444.579494] ? iget_locked+0x154/0x480 [ 444.583402] __ext4_iget+0x2ef/0x3e00 [ 444.587227] ? __alloc_workqueue_key+0x92d/0xed0 [ 444.592000] ? ext4_get_projid+0x190/0x190 [ 444.596272] ext4_fill_super+0x6f83/0xc820 [ 444.600554] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 444.605672] ? snprintf+0xbb/0xf0 [ 444.609147] ? wait_for_completion_io+0x10/0x10 [ 444.613829] ? set_blocksize+0x163/0x3f0 [ 444.617909] mount_bdev+0x2fc/0x3b0 11:39:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ad, 0x2, 0x0) [ 444.621547] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 444.626661] mount_fs+0xa3/0x310 [ 444.630049] vfs_kern_mount.part.0+0x68/0x470 [ 444.634560] do_mount+0x113c/0x2f10 [ 444.638198] ? cmp_ex_sort+0xc0/0xc0 [ 444.641929] ? __do_page_fault+0x180/0xd60 [ 444.646180] ? copy_mount_string+0x40/0x40 [ 444.650442] ? memset+0x20/0x40 [ 444.653737] ? copy_mount_options+0x26f/0x380 [ 444.658286] ksys_mount+0xcf/0x130 [ 444.661845] __x64_sys_mount+0xba/0x150 [ 444.665838] ? lockdep_hardirqs_on+0x3a8/0x5c0 11:39:18 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ac, 0x2, 0x0) [ 444.670434] do_syscall_64+0xf9/0x620 [ 444.674253] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 444.679456] RIP: 0033:0x46753a [ 444.682658] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 444.701683] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 444.709411] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 444.716691] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f3, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 444.723973] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 444.731252] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 444.738529] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ae, 0x2, 0x0) 11:39:18 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000000000)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:18 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ad, 0x2, 0x0) 11:39:18 executing program 0 (fault-call:0 fault-nth:79): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f4, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2af, 0x2, 0x0) 11:39:18 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000400)={'vlan0\x00'}) 11:39:18 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ae, 0x2, 0x0) 11:39:18 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000280)=0x20000401) r2 = dup(0xffffffffffffffff) write$P9_RGETLOCK(r2, &(0x7f00000003c0)=ANY=[], 0x27) write$nbd(r2, 0x0, 0x0) sendmsg$unix(0xffffffffffffffff, &(0x7f0000001f40)={&(0x7f0000000440)=@abs={0x0, 0x0, 0x4e23}, 0x6e, &(0x7f0000001b00)=[{&(0x7f0000000540)="844841badc1299f6ec9e7aa979a5c202f53167a5b68178fe1e86c84617132129120cdef86f2cc4dbc2e087e1bbb3c74ba432de89f84628fea5395160a8b0c5eef26ac07e4d6f92e97266c8d1d5ec497dbeec1a90222242cecb0533c06d555666e7ab087b0b034e86fe20ba4fa81fabb36606cff2907875cfdff702a2eae55d9047c50c5db4ebd3510d70a6ed5cf020c9f19e0a0e95734b1c361f6ca64350661db9024e734d427b547ed50dc5b80669865e4133c80af1eb3f1592379cc775d64795f03f7b81cd334c354429f029cb5017077c279e9137bf197b7b317596a0a96071d4639f4d0096d91146d068376c2d9f783d2ccc4ac0d97e0752f92aeb632057ec8be33e0ac05ca05bd8a2ac70f3061220193f60a9b0c2e0821014761e6488de266bc72b21a659d3e12de94546d7099c6fa9af5eb0a7c2081da3c845b988011d8b4a67a6bf2eca0faddd81b9ef0fbe4ec43709a8f72e351bc699e804902d3ee28fc0f617c4ed8f88bd4db2b3a654355506a0646a275108b5e971181639a8d9065919b57fad595f6690b873e91f7c05b805b1290797ccc12aa37e9ccb15b6c8be4abad180aa4c11119346a9ad3261099ea457d808d6b4d95029f8724cb301d071ddafbd8678aeb5d7fec53ce6a75950649d902b12f1150354204457fac7f93e5be5f80001e1e345480e1add89b0832094cbcf4df1ac3295d794d2ed281a519883f47d3dcc4928c2bf6fecf31477adcb60e24c6f452424e0661c6fdf381408c13981500cfaf12d92d1cee97e08ba79280d4c30f86ff6d4d377256e43e10af095a38f869fdbef06cf71b57fe3989402e5fda3d79aec6ab8e0a3791d6f66762aab429606f2e6bb912521ba414361a9532f3414f765ac993decae0f8593c9c7c87d4762e499d496ec2dcb967053d3ca01f47d3938a2adc6d557059fe1191c9ae56bf722c53077772ab634906b5072b85f3486aa644bf4a3ec1bdc16c707170388c7f04aacd2e30c253bd870e3471b6c5fb43777ada24effed7d95ce016826cc05ea982aa9eddffec46710c5c632b4eae7c330faf00796752dff7c677ac021da17a0d99619429b34288714aca298a52f83d8f6c5274547bd3468d852a689bb8a4df5605022c7f113577015ab456008036520c9b6a9ef9e31b1470e4d005e14a964d999e2afcf46708cade5bef5d67b4e388f0de0bb53e99bc985d6c3afaacffcb45ad1888715a4acc7593b7c1bcae05a7c3ccb5cd6669b977d72a732ceb761c63231569fdb228653f210cedbf8cbdaa1d064ecf11243497b59f54a6f5eb50d5ccc1e7fc8a0df61dc91e405e2209a092b58332f2f2c6e27a5ac467dcd786fe09ff642c346a07b0fe23275d82ac97aae6b38dece90af16fa3415da244a88fa81c446650e502c2d4fa75f530d4e42ea88a3d1bdef4a54b185acbfef0a8f6292476ab3a50debcb71b2e2863e93c31128f382e3b645316e22194f0d78b00c1fef4ba600f4b6a682aebdf5730b669d8e8c3014dab292f07c35b80617ab915a0240270242c006c1b6abd08177fa55292a890f98c9f8a5692fa17c79066342b8ac1ef0cce6bb848a1d879c125d88f4c3b7c3217cc7143d1df8cc39c88d2e75ab5b54dee91bb6be1b68d058c92a4f4091b0d672daee3f7e87984b185a266a353c1fdad5cb3773f37390ed32504bcaaaca52f7491041c9c256628c4a1abc345e2252871133d69bca36221229b8cbce00be10da1934ce2b56bbab4d144dcee0855ebe934176e98040b32983ade661e071949d5cc582b8c39e47f3daf325ff64f3ef675e856d0ec9dfb57acb28b063f37f76dfd44aa79e3a507136c0149ffe63555acb292b7c4ad400f103522e3f8be6e894543a5baa5b376c6348d1aeab7308da6805b55936ff73dc3cde5c337d6e2771588cb62a0ec572baf6c94c20fd81f362cfea4b632738a38fbeaccad5a4001a10e450514d73a5dd81acd06445d07a35db9a4d724d6f72276560e5e9df9139a3d9bb0b64574409e46c680b06010a10389c40f0c57fd7b488222d56debca5080c292a129a280d5b4454afc67988fbd5228e5a7422f3fe6a1352496c07391174f8b07aed32e18e70a1f7a09dbeaaa72b7200ce7672a04b6625ca32dd32a0075d9dbc7e29983512dad57153f673fe06dcac50cf49aab891a0378c3e2655b7840904471389708adda13ef90c24a271d5f6e0c0f7e5c07341e96281f1ed46a24615d68d1ed57995645a1865b008fe87431ab030708fd5fea2106a88989097780efe81561d528d582af3efbd30ed6409f26c78b6d3ead320deb4d25d86677b2fa73c15b773f7ddce47dd7ed4fee1c51ae31cb1272fd49bf84e675b83045b8e59b9dce1d36a277d8728210518e2959eeff73ccafddbfb336699040fa62313db8878046662c7caff5d48d059f152cfd358c2094ac4d54802660fc9dfcf7137638be684c9e5451d969fbb13a8314a15a6d0c63fe9a40bcecc1bfd442fbd6071f688d4f66b04b1a4e94c8e8be4ac627ef68dc77193d9db58ff646c86ce49014028c44ad18676a2c793baf95b628eefcb706f73b96827999b9aa461796b751b1f4d5b3ca4f69fd1d1fff4426c401d2d3e029370279a344cb217f07ee49bcb8f33b6e5e9248b44cdcc5457b665afb17b7384bc7772f170be7bd8fb66f4d3a438fb16146ce6ebee96a8357bbf18044394467b1a2d0a916f829c2359181cdd6fd7501004a6c905457b6a30465485d4beccd50939cdc1b649d91f80b4869cfd41f73fc81b5d1eae22899226412b0cbf06707033d90a6c66354c132e2696eb5f179d1da57758dc192f142796760cec4b8c9fd67c34051c5f6432b86b0511e379081633f5370a6a18a4af6f251025e2b197c8667300990d92acf47624c00017ae1203413a9b95d39bbeec75800dbfb1da7d107bc9249a6c5fe1eac5bb92250dadacfaf60481e36c69e314cb7c291402700c12dac9f586afa5c41543724b5a683773fb5fde09f10ee4185ee4e729ca5456eec10332bcc195745b8e7884e5f8eef2eed7d02a09c67cb905f92f06b69ca5eddfc9da6dec0a4da7e3d4561b76642199f631dae9c22f0498b044fc3287b430818e77d6d7531e56f976d45168d256be0e6c4f634d17384e18d39c6778aba775592e2f5c48bb88d6d5820d5db204f6fd6a466eeb9fdb151f23d92d29e1760414bf5df96337889409044904b020e4de68704fe72d303510e6efca8bb040932617fc5b9eb423ec74d467f4a0e2d6bf153589d5aaa4efec04ff6f5a76f4d36c91590800e1d69afca5e0987007eedc90d79f804cb47306afa86451a5fe806476a5ce3ef7c1a1c7cbc0cd1075b1e0e67a6d43c0d07d09629eebf2b35669fe9001d73e149af1f1eca67b85e7bf705e4953af999d582feac77c8e480b172222327e405b7ce1b947409ec22fa353a094d3672f081a09fe1735aa9001ec78b5d44a5ee3a53ec634336e59eac939e4625cecb06b4ffc10c12dbbc078aa9bc74229a91e38066f89e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0x1000}, {&(0x7f0000001540)="b2c474477734761b0ec762e59474460a10788e2c38b9511f56bf82e9e293943fc5c3bab1d7e3c3720403301c059bde3c6abf27908b3fa01f6a3e35bfd7a8b85384ec6c27cac0a281ce0bedeada55b3693afdd232e03f4e7579276233b9dd3d9599416f6d18c63c636bbf46557158d886ae2f34cbefed4a331bf425143060c9566630c078d758", 0x86}, {&(0x7f0000000100)="6c3164bcd423f016e4e17607495c7088d4446b86050254b59f5a2608b284ac884a2c0c2babd2ede55d5706", 0x2b}, {&(0x7f0000001600)="f5f229ecb180dbb468cb9805dc199ead0569238aec6cb4951ade852916afcece608e4538d34492113a9f43a440cb4b8821bcf501b02c68cc4909200545ed0a74b8198d6f2942c612da85818dbe8e531cdae1c950686a755ac1806715b8d56af0ef445cd0b1eac449f3bffbfee073394cbdef10387378d22b5eaccb57d6bbdceb159830a7503b75fdbca56d35829e5a05abb638cc67fa852ae9e5d7d512f4", 0x9e}, {&(0x7f00000016c0)="708a403cf4cd09fb7fe7f15af3adbbcf6a813a9477bc75b1eef81e9d1fc2673f2da4bd8147b87d413a58e5adc54a30f4346a03bf5c8150bdadbdd925c0678bac00fdc49235743db4d711099a8e8f701a25b8cc9ba910f6bf5230edc2ddd6d7d8eda507934926d20fee170ca5668dba72e77746b6ee6c", 0x76}, {&(0x7f0000001740)="fdaafef4e0f8a54255e7aa4b9f6c0b3246c673ae86f2266cc2a0e912debee2619e309d2932c2b6206fccbeabfbbea85665bce515b85fb801a3c680368059ea02a5f01add9ebad85095aac65f67ae8ae168cf841509ff628adb45d2ff231eaeb417c311d99bf87720e58ecf8247fb76e8ac9081c79c6a5ef7862f43397b4a4094948c83481777b88e35faa5ffb70bddae591f4d476bbdd73ed26fd4b13bd81a740d142a1344cd118eed6b1c280bfb3b74a8a9f580e3356b435ec1c21c26f5e80161e970ed666a9a3269", 0xc9}, {&(0x7f0000001840)="15d4d5aa19e5a3e562e859b8eee89fe8e8dd77b1a943e9d9dd05ea4288eb8579e6a68f00c29e05891a3a429833fb79eb21ac803f22e2fc93b0c1d6670d8b7716b8c3a94e8a768256b8c2231274b9a47e6f8f82f013bccebd0bf77afab02e27ef14327382bbc538", 0x67}, {&(0x7f00000018c0)="4a004d7bf86a7ee9a405ad6bae84b4ad52e2ee55465ceae8248207810ab88ba423fcdb81167af4828d100b7f7e52e3698da8c2af8965105dbdf259588e5d61bdb56c2195bb384f900597edf17d8b3c5484eb67af71094b55d0c222521ad764f15881df9d641b59788c44c311f4b7375b02340f835999fa2f981672ed87646002bc21c760e3ee5369a807cc7e65d26cf8ce9ceaaffd381ae29b5536e487cbf31220d3ffd0256092ffbaad7f2bda46afd959e3f82bdc6cf2e45c5fa304369695ac706b7c1c6241ef9894871f5fbec7f05a67e755b543326963e7d925d0a847c3", 0xdf}, {&(0x7f00000019c0)="6acce8f86775706628af36eae264c320d607ee18bc236694f9ae4b5e2e251c32c74cd738e5d385a46f7ea30f2887ccf008e1c41e3c8dd7bc1253d13b3f2695c928", 0x41}, {&(0x7f0000001a40)="9e08b2222d0676ebb030e678e385cdb5e700b4d3d77f2d054409d65048abc16823f3bf5c22f782c11f17de2439df40b6f7f7e66a54d30735ebf55627b2e8e5f262365876b23c30b8913d41ed2ba6fdcccae45af5134726feb79ae5dd79e2837db7a9e4afda84c6235cd722a1b096e32beaca5154984e46013ccbf054cb2de878825a772fe1b92c9f43aba156cda4cfdc6b6fad13cccc73450487182c53cddc17450c586973cd177b64a63b5dd699456d3d2b", 0xb2}], 0xa, &(0x7f0000001bc0)=ANY=[@ANYBLOB="180000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="18009ed3d30b3e51001b06730000c718ea04a16cc9385c4bbab9f6e50d04f545b697b64c4a9db1cd44bb", @ANYRES32=0x0, @ANYRES32, @ANYRES32, @ANYBLOB='B\x00\x00\x00\b\x00\x00\x00\x00\x00\x00\x00', @ANYRES32, @ANYRES32=r2, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRESDEC, @ANYRES32, @ANYRESDEC, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="180000000100000002000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1800000001000000020000009ae69b5b7a154f7824670ac3744e458efa8629f3cbdd44870d76166e3952c4c90e7b7006fdeeee39b34ee12fc755ce871f4fb10e797cef16d436e36f5d4cc5c814ba312e4c2abf283b2f28e9d77d9056c2a6644f8b23a4df70d2370fe8e2b930895417ce0c2ca3a6bf43bcf269eb0935edf845f095", @ANYRES32=0x0, @ANYRES32, @ANYRES32=0xee01, @ANYBLOB="18ebffff02008d9b02000000b7733b382f89c67e077d901deb8387d32639bd08f3295de4a099328182ce5ab8a15ba555704573ec0c7c28683ccddf77d6798ead546ecf293692e94b868c5b3bef3777e0a0fa562bee1a56134d91b0ad1e0934ae25a72f707fac181878438c09e21c26abf928caa707e0a57880b45b9dde6d9cabe973e98ce8380f8b8db6ec7df38f563ebb766e57a39d1904c7395a6f37e17dd47549f2efe9387dd9e44e1658dcdbd8622094bbb2d7e5236101e48ea4d38ee8158565f59bbd722d7df0c0dd0c1f2e4af1", @ANYRES32=0x0, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="000000000100000002000000", @ANYRES32=0x0, @ANYRES32, @ANYRES32, @ANYBLOB="1c5e48770b0303e36a335c292f8718a0000f000100000001000000bf4ce36a83d265e249d0b6cd2808bd6dfee9b0454bc0a1b3185004fc50b0d023275c3dbc5c4ef1ff0101523f844c97b22a9e66a02c1b016e9881fd074368f6c0652c932215a163c375548ecd9908db804f20f48291bee8e2d83dc74a5148d7061a489b3c2ed671c6516c430d85d06788d0a585c026e018769e1f3d9e25fdbd5aaf909a2b0fa163187299e50d", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB=':\x00\x00\x00\x00\x00\x00\x00\b\x00\x00\x00', @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], 0x10c, 0x4000000}, 0x84) r3 = getpid() sched_setscheduler(r3, 0x5, &(0x7f0000000380)) lstat(&(0x7f0000001280)='./file0\x00', &(0x7f00000012c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r8 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r5, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) r9 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000001340)='/dev/adsp1\x00', 0x41, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000013c0)=[{&(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000004c0)=[{&(0x7f0000000140)="e8772f7118828e17318e508f3bddbe3bcf8d3b1bbdd0195dbd9633edcea792b021037868f5fd0634883e3ed2e8ddcf75b456fdc09bd7b2a9cc8532f9310717", 0x3f}, {&(0x7f0000000180)="1f6d6b60a60cc75c82c91757540171e0c777b77ebc58c5c4b221d4d8f73ecd0f437b0d986f6f8c53f71741c4a382a623cc4e72df6a58870b4b14895e37fcfe8055078eb77637327245e61c87619a13e73fd7c7568fdac70643c4d142f56974955fb31dfcc00854be35785e24a05dbdfe3477b9843957acffcefebe33b499419d0ba125c4a6d6b5d458d8996848c353", 0x8f}, {&(0x7f0000000240)="be0c7910c86ee36cc9f2f8b479316418413d9a3588940fcb487313a534aa4de40c7e6f3169102ff9bfee9c746474d98ccb8349520146d7a010ea61b475b345e6c5e4f9f6b2872c1a9ef590742654c55e0926152ec6b6e89badac8e60c89324576095066446ff1fcb3f0f4d07af0fc110b32a34389de727c07932ba46cf55f3ff1e9e898f3a8e58fb0317709313086a2585d6175c34880b4bbece62da723db1d0ab18f180613021d521be9026676dfb76dd5e1ab72c8b58bcf096ffe89ca338c0ba8e1f87cd95210705441ccf90f850b544f0b871e0813b0635636f4bded4334f5f911b35800b86", 0xe7}, {&(0x7f0000000340)="6a7a007c13ecfd9ac7ff6bdf03d0cae3cfdec2aa2b5ea0eb30b4bebe7b678e88b6a1fb02661b549043c8b8446179a8a0e774f3cd", 0x34}, {&(0x7f0000000380)="6ec41664fee21546d180fe6942f46c797464650047b35b6030f39731317a53889836dc6a032efd46755417ff42861e0460175658ad80c6658171c9e0a31c36d8ebf53977886b813aabc28a7f9943ae3e7d1df51161e77587007753a8bb852adcbd2c973ce757cd218a72a2befec60b81adb5ba1e8b1d93d8c2523f204e2428f69e33d5f26776d9", 0x87}], 0x5, &(0x7f00000008c0)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r0]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x100, 0x94}, {&(0x7f00000009c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000c40)=[{&(0x7f0000000a40)="ee785bccf8ee0ba332eae2ad52d681dbd013ba3abda0c6371cf5cf35fdc2d3e674dac3b4b800982966a2642062b1533ffd3a2cedc4cb87c188b6bfd67cb7a04becd13029c960274fa226cd96bf328413b330b3bc39eadab93cc276eb9b3f4194f3b93508b72244b9de09cb3a0845d3ea6df3f75d7d530e45ad701a1070b562d454278d89a000e110d512c74d2af628d244dd5bc1a7c158dc46459183e5cad523985377d1aa0eb88fc6fb9eef3063cd891421e47a9ccd5e80f2e960172bcef68122a42a8c66353c1056", 0xc9}, {&(0x7f0000000b40)="a9e0ad60f11888dc296884e4c7ddc20dc7199dfafce9110e406bbfeadf7c1fc1cace381578e7221664fbc1037f9448bcb6981d311397177a0b7b2d707608260fe40bbb74fc6aee44ebc72b7d74305e0e4047f1a77b2155c297c7b123e6d131062b1806acf094439012dbb3a403f3010f2e4a376044f703e0b80b159bde7f19239dc79fee626c17bba0f4bb4994cbf0bc3b65755d3ad8bcd5e80b120bad7657e3955669bc048d578dd57352302b48d24f7622e773da94b57950989f081f8ff6a4a7ae04aced1f2997861d286de35a09df97a99f665e4c57cc19fa9d726f4d4f20a5309bf72da6573a8fef6603a8cbdf43", 0xf0}], 0x2, &(0x7f0000000c80)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee00}}}], 0x40, 0x4004081}, {&(0x7f0000000cc0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000e00)=[{&(0x7f0000000d40)="0abdcb6bc7dadf620f47b9804c4a39454103f59998114333598ba456478208858f4eef8e4e0e4bdde0a020cec08ea5d4401afe6dbf190c10d9b89687a61537c607f5d3ab7ce17cccb23636514a9faf0566288db58bb98595c7bfe3721bf2a8e77e76e5ac40154307a464027b18ab11dff49875b6938f9519277ee2606f014013c7fd23250afbc30ed9d0a2548769bd9eaf5c3be5de352de457bcfd78381034f83496c97206177b88f5", 0xa9}], 0x1, &(0x7f0000001f80)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32, @ANYRES32=r0, @ANYRES32, @ANYRES32=r1, @ANYRES32=r0, @ANYRES32, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="1c000000e3ffffff0000000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000024000000000000000100000001000000", @ANYRES32, @ANYRES32=r9, @ANYRES32=r1, @ANYRES32, @ANYRES32=r8, @ANYBLOB='\x00\x00\x00\x00'], 0x78, 0x4000}, {&(0x7f0000001040)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000001240)=[{&(0x7f00000010c0)="2a083785c91d41e38512114d1adde9b5c49f9f66779962fcd1c7a3702c56001e5bd79a1a9916a68712953a55c4f6758c3c3daab1ed1872a56d1921247f1ac64a74a76fec130218947c0b06054cc1f3a95aee", 0x52}, {&(0x7f0000001140)="7fa4e950504a990b1f12ea4b85450966fbe7738823163547b57c72a7f6e2a10f56e40c8a22", 0x25}, {&(0x7f0000001180)="7428c3fcc9b8efd3d8d175489437acb96cf9c17faf7389de8ed0f16a05638f3f84268036e7c38be6c2e6cdf7f6102cf089a69b8823b695b93c5265ff8554f7f3a1b14d1877e2976831cb047fe97242d7fedf8b38857ccbf3ca8f5b146a61f1f94e150595b1f6f85f772e5b305562a4ffc6f07bfef99b5c06324c9fe3155d71ddb98450be92ed74b861dbcda546b05457aa20dda03e1e029d7016686e", 0x9c}], 0x3, &(0x7f0000001380)=[@cred={{0x1c, 0x1, 0x2, {r3, 0xee00, r4}}}, @rights={{0x18, 0x1, 0x1, [r8, r9]}}], 0x38, 0x4044004}], 0x4, 0x800) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000080)={0xa, &(0x7f0000000000)=[{0x0, 0x7f, 0xfe, 0xc9}, {0x6, 0x81, 0x3, 0x7fff}, {0x6, 0x6, 0x4, 0x1}, {0x2, 0x1, 0x7, 0x800}, {0x7c, 0x6, 0x9, 0x7fff}, {0x8, 0x5, 0x7, 0x6}, {0x5c4b, 0x3, 0x6}, {0x1, 0x3, 0x40, 0x9}, {0x3ff, 0x0, 0x8, 0x7fff}, {0x8, 0x9, 0x78, 0x400}]}, 0x10) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140), 0x0, 0x2, 0x0) [ 445.071236] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f5, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b0, 0x2, 0x0) 11:39:18 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2af, 0x2, 0x0) [ 445.363436] FAULT_INJECTION: forcing a failure. [ 445.363436] name failslab, interval 1, probability 0, space 0, times 0 [ 445.374685] CPU: 0 PID: 30170 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 445.382574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 445.391937] Call Trace: [ 445.394544] dump_stack+0x1fc/0x2ef [ 445.398181] should_fail.cold+0xa/0xf [ 445.401980] ? setup_fault_attr+0x200/0x200 [ 445.406293] ? perf_trace_lock_acquire+0xef/0x530 [ 445.411136] __should_failslab+0x115/0x180 [ 445.415366] should_failslab+0x5/0x10 [ 445.419162] kmem_cache_alloc+0x3f/0x370 [ 445.423216] radix_tree_node_alloc.constprop.0+0x1e4/0x320 [ 445.428834] radix_tree_extend+0x191/0x4b0 [ 445.433064] __radix_tree_create+0x448/0x540 [ 445.437470] page_cache_tree_insert+0xac/0x3f0 [ 445.442045] ? file_check_and_advance_wb_err+0x3a0/0x3a0 [ 445.447486] ? lock_acquire+0x170/0x3c0 [ 445.451451] ? __add_to_page_cache_locked+0x45e/0xb60 [ 445.456636] __add_to_page_cache_locked+0x46e/0xb60 [ 445.461648] ? page_cache_tree_insert+0x3f0/0x3f0 [ 445.466489] add_to_page_cache_lru+0x16a/0x680 [ 445.471063] ? add_to_page_cache_locked+0x40/0x40 [ 445.476249] pagecache_get_page+0x478/0xd50 [ 445.480606] __getblk_slow+0x216/0x9e0 [ 445.484492] __getblk_gfp+0x6b/0x70 [ 445.488112] __ext4_get_inode_loc+0x351/0x10f0 [ 445.492689] ? _raw_spin_unlock+0x29/0x40 [ 445.496823] ? iget_locked+0x154/0x480 [ 445.500701] __ext4_iget+0x2ef/0x3e00 [ 445.504498] ? __alloc_workqueue_key+0x92d/0xed0 [ 445.509259] ? ext4_get_projid+0x190/0x190 [ 445.513500] ext4_fill_super+0x6f83/0xc820 [ 445.517747] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.522841] ? snprintf+0xbb/0xf0 [ 445.526291] ? wait_for_completion_io+0x10/0x10 [ 445.530968] ? set_blocksize+0x163/0x3f0 [ 445.535030] mount_bdev+0x2fc/0x3b0 [ 445.538649] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 445.543889] mount_fs+0xa3/0x310 [ 445.547255] vfs_kern_mount.part.0+0x68/0x470 [ 445.551750] do_mount+0x113c/0x2f10 [ 445.555393] ? cmp_ex_sort+0xc0/0xc0 [ 445.559103] ? __do_page_fault+0x180/0xd60 [ 445.563423] ? copy_mount_string+0x40/0x40 [ 445.567655] ? memset+0x20/0x40 [ 445.570927] ? copy_mount_options+0x26f/0x380 [ 445.575419] ksys_mount+0xcf/0x130 [ 445.578951] __x64_sys_mount+0xba/0x150 [ 445.582915] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 445.587486] do_syscall_64+0xf9/0x620 [ 445.591278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 445.596471] RIP: 0033:0x46753a 11:39:18 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x5, &(0x7f00000004c0)=[{&(0x7f0000000080)="4014f24a74005e79b9512231e1248e78bee3a998627ac61ea36ac881dbee91b65f40e4c6906ee63d6d6e1086a48d29b1f368128c6801448be3fba47dcb568596432fe8006065a5370affe972fa108a29d9191acacc2a6260ae81977edf20a96f67fea6ab730bb930cf3fefa78921fe9bcbdc359f1983e6e045bb0a99523097d18f207849634a8a27d99dd1faad7849fbb9fd4e039a216356ea18fe8909d87d447290afa876749ab21162fb2b89c3d4bef0f75af5e4006ba185b40b81eab4ffb560e2568203f8a9f09f", 0xc9, 0x1f}, {&(0x7f0000000180)="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", 0xff, 0x7}, {&(0x7f0000000280)="eaef5782ec1c3a6051f9d5d8dac8e96c0d3eb76e7533dc1513988d2631f0cd380a946397d446dc1374f47e05cda4e03af0da0130a2c1b46a18c325cf55de3ec552", 0x41, 0x1}, {&(0x7f0000000300)="e9ee714cacced77ad5a7490a4cea9cceb578508ee4bd994dcf7c9d2b75f4fa310be303cb4ff6a120f588a56e8798ed38dbc22aa7db843c96e5968af8aa93fa396815e3c810ebc5bbb608984cdcbfccdc926c95a966c6d83d2a90ef57fee02b89a05c1d9b2fd84e41ab3f8f995530fa33e051a831230fb9c6eb2863bd7bfd7a18e918f5d8857535e8258b3963e3120b3ea8752bfa15567bab8202808728fdcdda53ffa6dcd0b01c2e99990927c93130eccd36b34993d34d467c66573fbd21d84e7dce5a00c67fdebbe9", 0xc9, 0x7fffffff}, {&(0x7f0000000400)="fa3e1fd3850bc8c147f3784ea6c241049bcca2df9a05c0ed5ba804cd0acee96205384666eefc5cebe4a277154d6e4629c7ffceddeb7f08f3228e05a721a936431605f3b6f4a761b481039589e850dc53d14f14f6a923cb2b4f6ede19509eaa927f0f7c7c8fc8b16fc1291c1a50cdec", 0x6f, 0x100}], 0x10, &(0x7f0000000540)={[{@mft_zone_multiplier={'mft_zone_multiplier', 0x3d, 0x3}}, {@show_sys_files_yes='show_sys_files=yes'}], [{@subj_user={'subj_user'}}, {@subj_type={'subj_type'}}, {@appraise_type='appraise_type=imasig'}, {@mask={'mask', 0x3d, '^MAY_READ'}}]}) ioctl$FITRIM(r2, 0xc0185879, &(0x7f00000005c0)={0x7fff, 0xff8, 0xe4f}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 445.599653] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 445.618625] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 445.626325] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 445.633582] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 445.640837] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 445.648095] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 445.655353] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f6, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:19 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b1, 0x2, 0x0) [ 445.777785] ntfs: (device loop4): parse_options(): Unrecognized mount option subj_user. [ 445.810577] ntfs: (device loop4): parse_options(): Unrecognized mount option subj_type. [ 445.849338] ntfs: (device loop4): parse_options(): Unrecognized mount option appraise_type. [ 445.880573] ntfs: (device loop4): parse_options(): Unrecognized mount option mask. [ 445.905229] ntfs: (device loop4): parse_options(): Unrecognized mount option . [ 445.931937] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:19 executing program 0 (fault-call:0 fault-nth:80): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:19 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b0, 0x2, 0x0) 11:39:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f7, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:19 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b2, 0x2, 0x0) [ 446.000841] ntfs: (device loop4): parse_options(): Unrecognized mount option subj_user. [ 446.017187] ntfs: (device loop4): parse_options(): Unrecognized mount option subj_type. 11:39:19 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$WPAN_SECURITY(r2, 0x0, 0x1, &(0x7f0000000000), 0x4) [ 446.048922] ntfs: (device loop4): parse_options(): Unrecognized mount option appraise_type. [ 446.086622] ntfs: (device loop4): parse_options(): Unrecognized mount option mask. [ 446.120219] ntfs: (device loop4): parse_options(): Unrecognized mount option . 11:39:19 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x46000, 0xd4) 11:39:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f8, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:19 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b1, 0x2, 0x0) [ 446.244946] FAULT_INJECTION: forcing a failure. [ 446.244946] name failslab, interval 1, probability 0, space 0, times 0 [ 446.288246] CPU: 1 PID: 30226 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 446.296174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.305535] Call Trace: [ 446.308142] dump_stack+0x1fc/0x2ef [ 446.311791] should_fail.cold+0xa/0xf [ 446.315623] ? setup_fault_attr+0x200/0x200 [ 446.319965] ? __lock_acquire+0x6de/0x3ff0 [ 446.324208] __should_failslab+0x115/0x180 [ 446.328456] should_failslab+0x5/0x10 [ 446.332268] kmem_cache_alloc+0x3f/0x370 [ 446.336343] ? mempool_alloc+0x350/0x350 [ 446.340415] mempool_alloc+0x146/0x350 [ 446.344324] ? mempool_resize+0x790/0x790 [ 446.348482] ? HARDIRQ_verbose+0x10/0x10 [ 446.352558] ? locked_inode_to_wb_and_lock_list+0x1d9/0x980 [ 446.358304] bio_alloc_bioset+0x389/0x5e0 [ 446.362441] ? bvec_alloc+0x2f0/0x2f0 [ 446.366243] ? mark_held_locks+0xa6/0xf0 [ 446.370312] ? __local_bh_enable_ip+0x159/0x270 [ 446.374972] submit_bh_wbc+0x141/0x760 [ 446.378847] __sync_dirty_buffer+0x14e/0x320 [ 446.383286] ext4_commit_super+0x771/0xb70 [ 446.387531] ext4_setup_super+0x584/0x9f0 [ 446.391809] ext4_fill_super+0x70cd/0xc820 [ 446.396044] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.401134] ? snprintf+0xbb/0xf0 [ 446.404593] ? wait_for_completion_io+0x10/0x10 [ 446.409266] ? set_blocksize+0x163/0x3f0 [ 446.413324] mount_bdev+0x2fc/0x3b0 [ 446.416934] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 446.422018] mount_fs+0xa3/0x310 [ 446.425407] vfs_kern_mount.part.0+0x68/0x470 [ 446.429900] do_mount+0x113c/0x2f10 [ 446.433520] ? cmp_ex_sort+0xc0/0xc0 [ 446.437217] ? __do_page_fault+0x180/0xd60 [ 446.441439] ? copy_mount_string+0x40/0x40 [ 446.445680] ? memset+0x20/0x40 [ 446.448964] ? copy_mount_options+0x26f/0x380 [ 446.453452] ksys_mount+0xcf/0x130 [ 446.456981] __x64_sys_mount+0xba/0x150 [ 446.460939] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 446.465519] do_syscall_64+0xf9/0x620 [ 446.469326] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 446.474510] RIP: 0033:0x46753a [ 446.477686] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 446.496584] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 446.504285] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 446.511551] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 446.518813] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 446.526080] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:20 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) 11:39:20 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b3, 0x2, 0x0) 11:39:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205f9, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 446.533350] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 446.595129] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:20 executing program 0 (fault-call:0 fault-nth:81): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205fa, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:20 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/attr/current\x00', 0x2, 0x0) r3 = dup(r2) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000840)={r3}, 0x8) setsockopt$inet_sctp_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f00000008c0)={0x5, 0x4, 0x2, 0x5}, 0x8) ioctl$SNDCTL_DSP_GETCAPS(0xffffffffffffffff, 0x8004500f, &(0x7f0000000000)) recvmmsg(r1, &(0x7f0000000780)=[{{0x0, 0x0, 0x0}, 0x8}, {{&(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000180)=""/73, 0x49}, {&(0x7f0000000200)=""/182, 0xb6}, {&(0x7f00000002c0)=""/191, 0xbf}], 0x3, &(0x7f00000003c0)=""/166, 0xa6}, 0x6}, {{&(0x7f00000004c0)=@sco, 0x80, &(0x7f0000000640)=[{&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000540)=""/249, 0xf9}], 0x2, &(0x7f0000000680)=""/237, 0xed}, 0xfff}], 0x3, 0x2, 0x0) write$apparmor_current(r2, &(0x7f0000000080)=@hat={'permhat ', 0x2, 0x5e, ['/proc/self/attr/current\x00', '\x83&-\x00', '@\\\x00', '@./-\x00', '\x9b@**$@(\x00', '/proc/self/attr/current\x00']}, 0x5f) r5 = getpgid(0x0) r6 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r6, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) perf_event_open(&(0x7f0000000900)={0x4, 0x70, 0x14, 0x5, 0x81, 0x1, 0x0, 0x400, 0x10000, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xae, 0x2, @perf_config_ext={0x5, 0x1}, 0x4181, 0x40, 0x400, 0x7, 0x7, 0x1, 0x1}, r5, 0x9, r6, 0x1) openat$dsp1(0xffffffffffffff9c, &(0x7f0000000980)='/dev/dsp1\x00', 0x1c1000, 0x0) 11:39:20 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b4, 0x2, 0x0) 11:39:20 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b2, 0x2, 0x0) 11:39:20 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r1 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.log\x00', 0x200, 0x10) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205fb, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 446.905994] FAULT_INJECTION: forcing a failure. [ 446.905994] name failslab, interval 1, probability 0, space 0, times 0 [ 446.978149] CPU: 0 PID: 30265 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 446.986084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 446.995462] Call Trace: [ 446.998074] dump_stack+0x1fc/0x2ef [ 447.001726] should_fail.cold+0xa/0xf [ 447.005555] ? setup_fault_attr+0x200/0x200 [ 447.009890] ? lock_acquire+0x170/0x3c0 [ 447.013888] __should_failslab+0x115/0x180 [ 447.018146] should_failslab+0x5/0x10 [ 447.021955] kmem_cache_alloc+0x277/0x370 [ 447.026126] add_system_zone+0x10a/0x4e0 [ 447.030214] ext4_setup_system_zone+0x366/0xac0 [ 447.034904] ? ext4_commit_super+0x6f1/0xb70 [ 447.039331] ? ext4_exit_system_zone+0x20/0x20 [ 447.043930] ? ext4_setup_super+0x5f3/0x9f0 [ 447.048265] ext4_fill_super+0x72e0/0xc820 [ 447.052543] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.057660] ? snprintf+0xbb/0xf0 [ 447.061141] ? wait_for_completion_io+0x10/0x10 [ 447.065821] ? set_blocksize+0x163/0x3f0 [ 447.069910] mount_bdev+0x2fc/0x3b0 [ 447.073554] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.078672] mount_fs+0xa3/0x310 [ 447.082054] vfs_kern_mount.part.0+0x68/0x470 [ 447.086567] do_mount+0x113c/0x2f10 [ 447.090205] ? cmp_ex_sort+0xc0/0xc0 [ 447.093934] ? __do_page_fault+0x180/0xd60 [ 447.098184] ? copy_mount_string+0x40/0x40 [ 447.102440] ? memset+0x20/0x40 [ 447.105730] ? copy_mount_options+0x26f/0x380 [ 447.110244] ksys_mount+0xcf/0x130 [ 447.113800] __x64_sys_mount+0xba/0x150 [ 447.117790] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 447.122385] do_syscall_64+0xf9/0x620 [ 447.126200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.131400] RIP: 0033:0x46753a [ 447.134600] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 447.153528] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 447.161248] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 447.168529] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:20 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b3, 0x2, 0x0) 11:39:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205fc, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205fd, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:20 executing program 4: r0 = accept$inet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'bond_slave_1\x00', 0x3}, 0x18) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000140)={0xffffffffffffffff}, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_JOIN_IP_MCAST(0xffffffffffffffff, &(0x7f00000001c0)={0x10, 0x30, 0xfa00, {&(0x7f0000000100), 0x3, {0xa, 0x4e24, 0x800, @private0={0xfc, 0x0, [], 0x1}, 0xef40}, r3}}, 0x38) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) fanotify_mark(r4, 0x30, 0x1019, 0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00') 11:39:20 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b4, 0x2, 0x0) [ 447.175806] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 447.183081] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 447.190370] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 447.322394] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:21 executing program 0 (fault-call:0 fault-nth:82): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b5, 0x2, 0x0) 11:39:21 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b5, 0x2, 0x0) 11:39:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205fe, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:21 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r3 = getpid() r4 = dup(0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r7, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r9 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r9, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r6, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r8}]}, 0x1c}}, 0x0) r10 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000001240)='/dev/snd/timer\x00', 0x90302) r11 = openat$dir(0xffffffffffffff9c, &(0x7f0000001280)='./file0\x00', 0x70500, 0xb4) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000000000)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000000c0)=[{&(0x7f0000000080)}], 0x1, &(0x7f0000000100)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x20, 0x40080}, {&(0x7f0000000140)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000002c0)=[{&(0x7f00000001c0)="0b04c1aa07847b7d4b87db9173f429cf3b5132b3b7c0fb70a8f2a4dd749ee4f9977093128d9dadd69a230f1c37f5de02b4a2fd57f1d2adbc2a3101138bcec94b58bb06d2b3ccf9c3b9cea922021ff31a4561bca36b97ad7bbcef3ae0ec571f498a", 0x61}], 0x1, &(0x7f0000000380)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x38}, {&(0x7f0000000400)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000940)=[{&(0x7f00000004c0)="a6143dfaf666a4b22245ee937273a7dd8b14fc1f1f1e983ac4a7197735f82bfa4856c002883f8c44855ed49831e3b34717081ab24355270d1fee443eb5f78e7e9ee8a5cb7606e997da790fcfa041429c92f13ad5a1676ed323198b3f39f4b34a121d294f0e0e07c551ce7b74a51e7c9deaa92ca8dce9790d3144ac1fcd48a67c223fa979e5ebc96628cb801247dd5bcadcb9f4b0915e786b65338dd7b46d8c7b5c5c777d1cb26cd1270e0ccefd4d99d21bf7097ee505e3998dfb6a7106fd46099aabed18f656474f06987672", 0xcc}, {&(0x7f00000005c0)="392302f91fd6506966cf251459d1b56e8959ab397e99d75139ad9a13354468b0a653bf7c89332e57535f8f4cfdc0946b6e0154fe8ed9dd24ccea00bc736e86973260c6", 0x43}, {&(0x7f0000000640)="f1a1b8792758cd909629461d57eb7a3956cb10c765aaddd645a8052ca514e38d", 0x20}, {&(0x7f0000000680)="bac1f799bc9000b8e3802bb3e00552db", 0x10}, {&(0x7f00000006c0)="3d9ae2d47372864a387ae206d0a875c2225223b5337593bd4f77d751c2507876fbde4f00380359f59d2f74df9047b5ef54f3ae7f09d4daec1ce5ecad876745626480c917a10030", 0x47}, {&(0x7f0000000740)="a1cd640fddb276481c2bb29881037d3e7f69049041000b1405481273db021ca5", 0x20}, {&(0x7f0000000780)="65788c19184bf5c50cccf2f6040ab4dc1dc4b41eb957257582c231a1bd34c53a12370c60872a4ad908c02591e34c095ab3c912a80fec31e292be55f9320749e6ead94c06128d2d51f427d1dae6d7007f30cf69ce93c325a9bcbfd0b485448d32b4dd8b127849f622e4927c533d362cfa20ce88831b4fbb10373f2997a38e528ce56cb3de957ec437bcd23840ca387a1f3df990fbd6c4b2b84eb5f83be54ab03aa3589c937baeaf7b88af80409e1f95281697093495fa00414871b3dd6e1011156a6af0", 0xc3}, {&(0x7f0000000880)="49488fc45b7edcbbb964", 0xa}, {&(0x7f00000008c0)="2138a6f69611ee8c2f720cfacd75ab84175c0f48b68aa5fc67580939a7dd1fad52b88bb8bea4d257a4e4ad528d1d1c813900c74f5b309d2a102aad992e92e1ec323794e9df6f3975cee07d17e5", 0x4d}], 0x9, &(0x7f0000000b40)=[@rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r1, 0xffffffffffffffff, r0, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [r2, 0xffffffffffffffff, r2]}}], 0x50, 0x40080}, {&(0x7f0000000bc0)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001180)=[{&(0x7f0000000c40)="8391a829347d0270029f75c4d24b227dc2abce5390ed0cee14efe5bd6253704281a90e77f30602591ac7c6d037fa5b1a14ad65b3dd7b3e89b2bafccae02fb70304a21cb2c10ca346fcc14517b5b27211882f7c0af5d4e8080685d339bcd2ada23acd6ed56b431bd3942f24e9cc2f9cf2420522365c496bf1693b0abb3e2751d7c42a2b483b02b6adc1f9ed9d84826919d103b08c93b0643e3f9b96c4fb2e1464982a1ebaaad7839ad293019be2e2412dc7e096f0ab64d47e23d665f3d5f2cddfe360fbbdb23dd6a6375f05142efaad995627c87463", 0xd5}, {&(0x7f0000000d40)="06dee00964ea323b4f33e76fcf61dab11e2ab6389fdb656f88cdcebc470a9d987229ffae3971d974ccf2e918055b561f43f95fbbf4d0c99c30b643384617c8bb7d5216ae90c8a51e2e6018fa18695d80f30409f4acb94d37a78a5fb3c3f500a2d597cfdae18636c7de1391c65cd3e1f7aa2b94e1f4cad408203e0ec34b0d6be2ed31038cab0415dc967f53304c8895359672289ba32c864ffba0aa6823c690cb34069c03b0641068eecd8a9e098049d5e20be8233d46c8", 0xb7}, {&(0x7f0000000e00)="73123e1d826073baa83deaa5f969e9b4adbddb0162074fc6ae016b1ce2322167648199af10a56abe0099ee41f898ca0d1ec6074f4d1c9b6460ef580da44eff180b153ce4a0e2d4d7815894db1b05367878acbad19ec23baeb801a94a55bc19e356e536bf82065ebcad26fb0f71f0116957da0f536bcb4e93d2d18294b17af5f8af9e6927d97b0c3d63bfac487ee58b4d6754c941514e736066930f0b43d6755b89332ad64a3e16fd2da26329e2ad1872a4693782c91b198047193ffa3861f4a3d222", 0xc2}, {&(0x7f0000000f00)="95c87df69b7267a0579ac86842404e7e6e8163f6d5d8ce82d78765d3e31e5976aa257b308bee136e07f809179d6e2620ab92fbd6d4fd0b7f25155381671a470afb8fded6c952f449cc6ece75341ee1637f22b9d15df05cb6829966bea291c309688d23006ad419", 0x67}, {&(0x7f0000000f80)="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", 0xff}, {&(0x7f0000001080)="0a2b27f9a0dbb6bea3975b68b9bdaaf861975580b7ab71925830daf22208288b4dfb594823c141c95de4df75972cec3d9e649a52061b84fe5eabd467dfa2b6a3e00dbf265fa40cd4ded013f0d1554bba37b0cd60c4139af946d201d60747ef6e61528c016cf302a2e0b5689f74ade606f1467c22a2e85c6be66dd65f184d85007b9bae3a3506e6551315d3fe617660430118180be625", 0x96}], 0x6, &(0x7f00000012c0)=[@rights={{0x28, 0x1, 0x1, [r2, 0xffffffffffffffff, 0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r3, 0x0, 0xffffffffffffffff}}}, @rights={{0x14, 0x1, 0x1, [r4]}}, @rights={{0x28, 0x1, 0x1, [r5, r2, r1, r9, r10, r11]}}], 0x88, 0xbc7407d43ef12f0d}], 0x4, 0x40001) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r12 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r12, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) recvmmsg(r12, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:21 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) 11:39:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b6, 0x2, 0x0) 11:39:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x205ff, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 447.614314] FAULT_INJECTION: forcing a failure. [ 447.614314] name failslab, interval 1, probability 0, space 0, times 0 [ 447.614351] CPU: 1 PID: 30328 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 447.614361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 447.614366] Call Trace: [ 447.614388] dump_stack+0x1fc/0x2ef [ 447.614407] should_fail.cold+0xa/0xf [ 447.614430] ? setup_fault_attr+0x200/0x200 [ 447.657158] ? lock_acquire+0x170/0x3c0 11:39:21 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x3, 0x1000}, 0x4) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 447.661155] __should_failslab+0x115/0x180 [ 447.665407] should_failslab+0x5/0x10 [ 447.669220] kmem_cache_alloc+0x277/0x370 [ 447.673386] add_system_zone+0x10a/0x4e0 [ 447.677470] ext4_setup_system_zone+0x396/0xac0 [ 447.682161] ? ext4_commit_super+0x6f1/0xb70 [ 447.686583] ? ext4_exit_system_zone+0x20/0x20 [ 447.691186] ? ext4_setup_super+0x5f3/0x9f0 [ 447.695522] ext4_fill_super+0x72e0/0xc820 [ 447.699801] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.704921] ? snprintf+0xbb/0xf0 [ 447.708507] ? wait_for_completion_io+0x10/0x10 [ 447.713191] ? set_blocksize+0x163/0x3f0 [ 447.717274] mount_bdev+0x2fc/0x3b0 [ 447.720918] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 447.726168] mount_fs+0xa3/0x310 [ 447.729557] vfs_kern_mount.part.0+0x68/0x470 [ 447.734070] do_mount+0x113c/0x2f10 [ 447.737727] ? cmp_ex_sort+0xc0/0xc0 [ 447.741457] ? __do_page_fault+0x180/0xd60 [ 447.745734] ? copy_mount_string+0x40/0x40 [ 447.749992] ? memset+0x20/0x40 [ 447.753285] ? copy_mount_options+0x26f/0x380 [ 447.757795] ksys_mount+0xcf/0x130 [ 447.761351] __x64_sys_mount+0xba/0x150 [ 447.765361] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 447.769956] do_syscall_64+0xf9/0x620 [ 447.773776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 447.778974] RIP: 0033:0x46753a [ 447.782173] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 447.801083] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 11:39:21 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b6, 0x2, 0x0) [ 447.808802] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 447.816079] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 447.823356] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 447.830628] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 447.837908] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:21 executing program 3: shutdown(0xffffffffffffffff, 0x1) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000001180)={0x0, "39afb27043ed30543657306bbd5ba435"}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20600, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 448.061633] EXT4-fs (loop0): failed to initialize system zone (-12) [ 448.069305] EXT4-fs (loop0): mount failed 11:39:21 executing program 0 (fault-call:0 fault-nth:83): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:21 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) ioctl$DRM_IOCTL_GEM_OPEN(r2, 0xc010640b, &(0x7f0000000000)) 11:39:21 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b7, 0x2, 0x0) 11:39:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b7, 0x2, 0x0) 11:39:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20601, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[@ANYRESDEC, @ANYBLOB="16df0d3b42748fcb5c5417f7f8b30f0ad6b21a73a67c6161a3ecc46385caa21fe63f873183e005a4e8d7c84415e821e3bad58d33f7b51f586db5324799c964a1f1feaa914478b9800d2e7328c11d1b77a338b5e695887c1d1fb6e4954bab8afbd759d8674606622bd6c41dae17f9d2e092da0d42671ba02df43c1422865bfa99794e36c390d03a8aaf6d937c1d7e4a8c040b7e2b05e9755049e0b769491538ce068384e6aa62f945e0aeef35faa67de0862cc49396cc3fc86d44c82e70b6b640aff0ef6c6b5d0e16d3239f3e", @ANYBLOB="62e7c8e7c142174e1553981ef0452fa782bc02ca7ff36220070f3db270422c49e726c962e313912cd9f02540692999e38b69f6cfe2a473e572a5dfa2f7c56ca23a99a617c142f3ca7488e0a508519147f9d4ac912bad6d337faa9d0c01a1338e0402e6bb375f9b52a6971c26327a797e9e217d1db883f2c005ad616784d73e39753a76f7e5626ecf28b81941af95bc8b2dcb94afc44222421c3a03877d138f82af9f1bcfc13d92b9b06dd0f90a68b6f0310b2c54de5c3a14b6ee406dbc21affaa846f23ba35acaf859097abab3e769f187c3bbb85a0000000000", @ANYRES32=0x0, @ANYRESOCT, @ANYBLOB="08af4f890fff1433938ce996f7e69dc6462676f8eb44942e18f46b38a6d2b6b1f0fe924046dc42da1b210fa3cc63279cf07099991812746ddec4903115a02c3a6505a182", @ANYRES32], 0x10132) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) accept4$unix(r1, &(0x7f00000000c0)=@abs, &(0x7f0000000180)=0x6e, 0xc00) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000040)={&(0x7f0000001180)=ANY=[@ANYBLOB="58110000140a010227bd7000ffdbdf250100000808008700ac1414aa9d9d06e7a2458d4bc2270988431cf443dc5aa6502f8288349e09c6274b4eb26361fe8e9c841cfef6e9177e4a0117b3a0d61df595423568909a9afe196e632b4731aca37d29db26ffb11500aa20db652d4ffee049feb70a3ecccece105dc3c6d93bc6ab0662eee8706c3174ed11c0b3b20968cdf9f8d3d092726e18b36f793755dde6deaaa29a513773108b8008004800ac1414aa08004e00", @ANYRES32, @ANYBLOB="08003000ff030000628f01e0b307c0f8ba13422e538f1a62c3811e7891107e992370ef09c54da0d8aa0d85fa6ae09d8d4eb8a9b25421bf1a5881bafec4db6ad998c566372d23b4fc140289b17b242bef2564e408006c00", @ANYRES32=r5, @ANYBLOB="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"], 0x1158}, 0x1, 0x0, 0x0, 0x48804}, 0x0) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 448.230842] FAULT_INJECTION: forcing a failure. [ 448.230842] name failslab, interval 1, probability 0, space 0, times 0 11:39:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b8, 0x2, 0x0) [ 448.278032] CPU: 1 PID: 30378 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 448.285960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.295324] Call Trace: [ 448.297936] dump_stack+0x1fc/0x2ef [ 448.301582] should_fail.cold+0xa/0xf [ 448.305408] ? setup_fault_attr+0x200/0x200 [ 448.309743] ? lock_acquire+0x170/0x3c0 [ 448.313747] __should_failslab+0x115/0x180 [ 448.317994] should_failslab+0x5/0x10 [ 448.321804] kmem_cache_alloc+0x277/0x370 [ 448.325967] add_system_zone+0x10a/0x4e0 [ 448.330048] ext4_setup_system_zone+0x366/0xac0 [ 448.334736] ? ext4_commit_super+0x6f1/0xb70 [ 448.339158] ? ext4_exit_system_zone+0x20/0x20 [ 448.343794] ? ext4_setup_super+0x5f3/0x9f0 [ 448.348134] ext4_fill_super+0x72e0/0xc820 [ 448.352414] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.357534] ? snprintf+0xbb/0xf0 [ 448.361013] ? wait_for_completion_io+0x10/0x10 [ 448.365697] ? set_blocksize+0x163/0x3f0 [ 448.369781] mount_bdev+0x2fc/0x3b0 [ 448.373419] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.378656] mount_fs+0xa3/0x310 [ 448.382043] vfs_kern_mount.part.0+0x68/0x470 [ 448.386556] do_mount+0x113c/0x2f10 [ 448.390199] ? cmp_ex_sort+0xc0/0xc0 [ 448.393926] ? __do_page_fault+0x180/0xd60 [ 448.398170] ? copy_mount_string+0x40/0x40 [ 448.402426] ? memset+0x20/0x40 [ 448.405719] ? copy_mount_options+0x26f/0x380 [ 448.410226] ksys_mount+0xcf/0x130 [ 448.413780] __x64_sys_mount+0xba/0x150 [ 448.417768] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 448.422367] do_syscall_64+0xf9/0x620 11:39:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20602, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 448.426184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 448.431375] RIP: 0033:0x46753a [ 448.434581] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 448.453491] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 448.461217] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 448.468492] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:22 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b8, 0x2, 0x0) [ 448.475773] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 448.483044] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 448.490320] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:22 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) syz_mount_image$afs(&(0x7f0000000000)='afs\x00', &(0x7f0000000040)='./file0\x00', 0x7fffffff, 0x1, &(0x7f0000000140)=[{&(0x7f0000000080)="16235dba633c6ad472f93be3f228d6307de5479914614a24696e3f3329857e5eb3ca171d1b7657c3640cb6d6c783dc19ecb044f0dadc5ae8bc4fcecd598a146bcf98a6e548fd08f5c1985b141c9497480021110fc4768d10bf2c6bfc009507d382b839f7ef19ad7a0310afc0f8458ee033f231c1b96393ab1161e7fdba2cce1f82972a875c4933cdb4bb88ee0173", 0x8e, 0x401}], 0x204024, &(0x7f0000000180)={[{@flock_local='flock=local'}, {@autocell='autocell'}], [{@subj_type={'subj_type'}}, {@pcr={'pcr', 0x3d, 0x3d}}, {@fsname={'fsname', 0x3d, '&U\xbfv'}}, {@subj_user={'subj_user', 0x3d, ':#+\\\'-'}}]}) 11:39:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b9, 0x2, 0x0) 11:39:22 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="3819d6a4026824c210976af710ff446a1ab46d18242d217df57928cccfbc8dc79b11e217cc232600949299a4e35426a719ef820d90975bcc956552cd0b25ca160a3a42ca2475b262829895bc8c794dfcf6aa8159e902b0575daa079d066af65634f7588ebd40577d90fc441de40d833db872a6809e6e809754ee2396d76b715ec7ee57d92a6952f95742ee6c1553947de99102130f7048fb49a3de2bea67e29b9755bfd0e9ae66e236fc1d76462b96b8aa0109d1f6a9fb9d7529db30d140dd49e51663f17d77dd6ae25ca946cb"], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x40000000000014b, 0x2, 0x0) socketpair(0x2, 0x800, 0x5d4358ab, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$nl_route(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@ipv6_getrule={0x1c, 0x22, 0x400, 0x70bd25, 0x25dfdbfd, {0xa, 0x14, 0x0, 0x81, 0x81, 0x0, 0x0, 0x5, 0x4}, ["", "", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0xc040) [ 448.579674] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:22 executing program 0 (fault-call:0 fault-nth:84): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20603, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:22 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_dev$video(&(0x7f0000000380)='/dev/video#\x00', 0x6, 0x101081) fcntl$setlease(r2, 0x400, 0x1) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x28}}], 0x700, 0x40000103, 0x0) r3 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r3, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='objagg_obj_root_destroy\x00', r3}, 0x10) r4 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r4, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) preadv(r4, &(0x7f0000000400)=[{&(0x7f0000000080)=""/91, 0x5b}, {&(0x7f0000000100)=""/211, 0xd3}, {&(0x7f0000000280)=""/251, 0xfb}, {&(0x7f00000004c0)=""/131, 0x83}, {&(0x7f0000000200)=""/10, 0xa}, {&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000580)=""/150, 0x96}], 0x7, 0x0, 0x8) 11:39:22 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2b9, 0x2, 0x0) 11:39:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ba, 0x2, 0x0) 11:39:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20604, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 448.850029] FAULT_INJECTION: forcing a failure. [ 448.850029] name failslab, interval 1, probability 0, space 0, times 0 [ 448.885566] CPU: 0 PID: 30428 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 448.893480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.902836] Call Trace: [ 448.905446] dump_stack+0x1fc/0x2ef [ 448.909095] should_fail.cold+0xa/0xf [ 448.912933] ? setup_fault_attr+0x200/0x200 [ 448.917272] ? lock_acquire+0x170/0x3c0 [ 448.921263] __should_failslab+0x115/0x180 [ 448.925512] should_failslab+0x5/0x10 [ 448.929322] kmem_cache_alloc+0x277/0x370 [ 448.933488] add_system_zone+0x10a/0x4e0 [ 448.937570] ext4_setup_system_zone+0x209/0xac0 [ 448.942263] ? ext4_commit_super+0x6f1/0xb70 [ 448.946720] ? ext4_exit_system_zone+0x20/0x20 [ 448.951321] ? ext4_setup_super+0x5f3/0x9f0 [ 448.955658] ext4_fill_super+0x72e0/0xc820 [ 448.959937] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.965053] ? snprintf+0xbb/0xf0 [ 448.968530] ? wait_for_completion_io+0x10/0x10 [ 448.973207] ? set_blocksize+0x163/0x3f0 [ 448.977287] mount_bdev+0x2fc/0x3b0 [ 448.980930] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 448.986052] mount_fs+0xa3/0x310 [ 448.989440] vfs_kern_mount.part.0+0x68/0x470 [ 448.993960] do_mount+0x113c/0x2f10 [ 448.997603] ? cmp_ex_sort+0xc0/0xc0 [ 449.001368] ? __do_page_fault+0x180/0xd60 [ 449.005621] ? copy_mount_string+0x40/0x40 [ 449.009883] ? memset+0x20/0x40 [ 449.013185] ? copy_mount_options+0x26f/0x380 [ 449.017698] ksys_mount+0xcf/0x130 [ 449.021259] __x64_sys_mount+0xba/0x150 [ 449.025249] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 449.029846] do_syscall_64+0xf9/0x620 [ 449.033668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.038866] RIP: 0033:0x46753a [ 449.042072] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 449.060980] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.068695] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 449.075970] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 449.083245] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 449.090523] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 11:39:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20605, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2bb, 0x2, 0x0) 11:39:22 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'veth1_to_bond\x00'}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 449.097803] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 449.211006] EXT4-fs (loop0): failed to initialize system zone (-12) [ 449.224404] EXT4-fs (loop0): mount failed 11:39:23 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='attr/sockcreate\x00') write$tcp_congestion(r2, &(0x7f0000000040)='illinois\x00', 0x9) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:23 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2ba, 0x2, 0x0) 11:39:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20606, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2bc, 0x2, 0x0) 11:39:23 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0xfffffffe, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) r6 = bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000300), 0x4) r7 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) r8 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000440)='/dev/bsg\x00', 0x4002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) ioctl$FIOCLEX(0xffffffffffffffff, 0x5451) sendmsg$nl_route_sched(r8, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)=@gettfilter={0x2c, 0x2e, 0x1, 0x70bd2a, 0x25dfdbfb, {0x0, 0x0, 0x0, r4, {0x3, 0xfff1}, {0x4, 0xffe0}, {0x7, 0x7}}, [{0x8, 0xb, 0xac8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20048010}, 0x1) sendto$inet(r7, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r9 = socket$can_raw(0x1d, 0x3, 0x1) r10 = getegid() sendmsg$unix(r1, &(0x7f00000003c0)={&(0x7f0000000000)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f00000002c0)=[{&(0x7f0000000080)="e5440246d2ad08fcfce0a2e79c3679fc76805bc6384469c7e785038956a12102da5d24910ab55ae93395881a91105fba6ed849b06f6f608f2fbaeac6d15b2b941263bf710c53effe374cad1b02443b692ebdbfe43b84711bde218d219e19c285bf372b73efd79aa41e12b64d9ff7dac6358a5c78514afbb121f3c2186ddc841797958c7788358fa90b6bb31458ec6673a9ab66d0cd4a69eed735268e0f4f1edcb1b9858d299f6030621a29324251c4b53c3abb4bb23afa11a881571245ef6eee66afebc879a95e85568d9bcd6ecdf31d6e5410b4e3cb41d8a0d40dd51ea9ab695ec072f323df0a97f48dc3", 0xeb}, {&(0x7f0000000180)="a77426e30b713066d6695d4acb6a8b3001b1fdf2354967344116e5f5cf7c5a191d2251bafe399412e461db9c7a6b9107b9878d97c2912f01c04aa373", 0x3c}, {&(0x7f00000001c0)="ce916554942ba5445d4675ca56c85cd73ef812c5c39bfd2f1f9b5863bc1c38dd5fae3562c5e1de63922d113e1222ff1f6941a75092b79144a9147ff4d1d2b8ab6eb1c2a2e2a949b8cd0c85d20079935d1a78e031915cbe43f0891742049e52b2e4e0181deea71c1ce608a351c4b61426de13eb368d01fccfc824f7ac6ad562ab50b6df96017d0773ff3cda4f159836cb6931e4127a66ed92435f804ea15bab8ecb176d0b7d2d40cf354116cae04933f6c96373ae62aab42281772e291b2740f95ac2bda279aad55798afc0acc8d4", 0xce}], 0x3, &(0x7f0000000340)=[@rights={{0x34, 0x1, 0x1, [r1, r5, 0xffffffffffffffff, r6, r0, r7, r1, r1, r9]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xffffffffffffffff, r10}}}], 0x58, 0x814}, 0x8000) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000400), 0x4) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:23 executing program 0 (fault-call:0 fault-nth:85): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20607, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 449.728257] FAULT_INJECTION: forcing a failure. [ 449.728257] name failslab, interval 1, probability 0, space 0, times 0 11:39:23 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2bb, 0x2, 0x0) [ 449.773860] CPU: 1 PID: 30496 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 449.781794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 449.791159] Call Trace: [ 449.793769] dump_stack+0x1fc/0x2ef [ 449.797412] should_fail.cold+0xa/0xf [ 449.801230] ? setup_fault_attr+0x200/0x200 [ 449.805564] ? lock_acquire+0x170/0x3c0 [ 449.809562] __should_failslab+0x115/0x180 [ 449.813812] should_failslab+0x5/0x10 [ 449.817628] kmem_cache_alloc+0x277/0x370 [ 449.821794] add_system_zone+0x10a/0x4e0 [ 449.825883] ext4_setup_system_zone+0x366/0xac0 [ 449.830574] ? ext4_commit_super+0x6f1/0xb70 [ 449.834996] ? ext4_exit_system_zone+0x20/0x20 [ 449.839593] ? ext4_setup_super+0x5f3/0x9f0 [ 449.843933] ext4_fill_super+0x72e0/0xc820 [ 449.848210] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.853328] ? snprintf+0xbb/0xf0 [ 449.856804] ? wait_for_completion_io+0x10/0x10 [ 449.861483] ? set_blocksize+0x163/0x3f0 [ 449.865561] mount_bdev+0x2fc/0x3b0 [ 449.869202] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 449.874316] mount_fs+0xa3/0x310 [ 449.877700] vfs_kern_mount.part.0+0x68/0x470 [ 449.882213] do_mount+0x113c/0x2f10 [ 449.885857] ? cmp_ex_sort+0xc0/0xc0 [ 449.889585] ? __do_page_fault+0x180/0xd60 [ 449.893838] ? copy_mount_string+0x40/0x40 [ 449.898110] ? memset+0x20/0x40 [ 449.901401] ? copy_mount_options+0x26f/0x380 [ 449.905904] ksys_mount+0xcf/0x130 [ 449.909462] __x64_sys_mount+0xba/0x150 [ 449.913451] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 449.918045] do_syscall_64+0xf9/0x620 11:39:23 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r1}) setsockopt$TIPC_GROUP_LEAVE(r2, 0x10f, 0x88) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 449.921866] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 449.927065] RIP: 0033:0x46753a [ 449.930269] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 449.949184] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 449.956925] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 449.964205] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:23 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) read$midi(0xffffffffffffffff, &(0x7f0000000000)=""/155, 0x9b) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 449.971485] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 449.978762] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 449.986039] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x707, 0x2, 0x0) 11:39:23 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2bc, 0x2, 0x0) 11:39:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20608, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 450.113638] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:23 executing program 0 (fault-call:0 fault-nth:86): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:23 executing program 4: ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f0000000240)={0x2, 0x0, @pic={0x2, 0x99, 0x5, 0x20, 0x6, 0x21, 0x7f, 0x0, 0xff, 0x12, 0x2, 0x7, 0x20, 0x3, 0xc0, 0x1}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFVLAN_SET_VLAN_FLAG_CMD(r1, 0x8982, &(0x7f0000000000)={0x7, 'macvlan0\x00', {0x2}, 0x5}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x40000022, 0x0) sendmmsg(r1, &(0x7f0000000200)=[{{0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000080)="110989ff7f32fd8c9ff91bcb93babcf87614ad3b981da3c982796e3d6f3f36ba7446511bc51515a036cbceed64628742d7ed264ad99638", 0x37}, {&(0x7f00000000c0)="c8143eb926bd6a70b6f1d6a3696ad7eaa49ec23b651536e12c80d4f220ce1fa74dd9f5fde013791b7709f9d99b98b286e3f208f2878c4d01c306ed8a1f1c2f29f372b64c313e30403cf1f929d52d02e826eab95f6dbdf2800c1b5bb4e4048078b507bb39bf444bcb380c335d9c167a0d94806f008e4f6a1f0d3d8cf07669dd2c3dc840bb9ec884f9924b2e3f15564c1cd15f8565170817cdbacee41d8ffcaf0c37d2a784c5440af77d2176bafe5b88ca0d7a1a2cf349e6a8ca44edef22a86477ffb15bf712bba455558d76110d69cf83384cd7cea7b08fd46d95b555fa8169b9e6cc0f839498535fd0fd0965762ddeed4806e3548834c26a07e977d931aa", 0xfe}], 0x2}}], 0x1, 0x9000) recvfrom$inet6(0xffffffffffffffff, &(0x7f0000001180)=""/4096, 0x1000, 0x40002040, &(0x7f0000000040)={0xa, 0x4e21, 0x400, @rand_addr=' \x01\x00', 0x800}, 0x1c) 11:39:23 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x2bd, 0x2, 0x0) 11:39:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20609, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:23 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@getneightbl={0x14, 0x42, 0x100, 0x70bd26, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000800}, 0x40000) 11:39:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x7, 0x0) 11:39:24 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) ioctl(r1, 0x2ce2, &(0x7f0000000040)="c0c4fb540cd3da3a0b4d61290db85ccfbb30c0e510f6dbf1c62e8dd66dcccb8dec5471c0f642b562a8e98a0b5f3a1af89d35e320c7d97bc00a03059f115c8b5c22f95df098ac24b54d6c97cfc861578cc3981ea8da83051e1266aa3b99166e3ebc225c4238bfd9a55a9f5895ee00b51ba314fa3315bb4e4fa7") syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r3 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r3, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) recvmmsg(r3, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r4, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) dup(r4) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r8 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r5, @ANYBLOB="110700008000000000100600000008000300", @ANYRES32=r7, @ANYBLOB], 0x1c}}, 0x0) ioctl$FIBMAP(r8, 0x1, &(0x7f00000000c0)=0x1000ff) 11:39:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060a, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 450.475317] FAULT_INJECTION: forcing a failure. [ 450.475317] name failslab, interval 1, probability 0, space 0, times 0 [ 450.534790] CPU: 0 PID: 30550 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 450.542752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.552122] Call Trace: [ 450.554733] dump_stack+0x1fc/0x2ef [ 450.558504] should_fail.cold+0xa/0xf [ 450.562324] ? setup_fault_attr+0x200/0x200 [ 450.566665] ? lock_acquire+0x170/0x3c0 [ 450.570694] __should_failslab+0x115/0x180 [ 450.574948] should_failslab+0x5/0x10 [ 450.578764] kmem_cache_alloc+0x277/0x370 [ 450.582938] add_system_zone+0x10a/0x4e0 [ 450.587016] ext4_setup_system_zone+0x1c0/0xac0 [ 450.591705] ? ext4_commit_super+0x6f1/0xb70 [ 450.596131] ? ext4_exit_system_zone+0x20/0x20 [ 450.600732] ? ext4_setup_super+0x5f3/0x9f0 [ 450.605071] ext4_fill_super+0x72e0/0xc820 [ 450.609346] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 450.614464] ? snprintf+0xbb/0xf0 [ 450.617944] ? wait_for_completion_io+0x10/0x10 [ 450.622630] ? set_blocksize+0x163/0x3f0 [ 450.626709] mount_bdev+0x2fc/0x3b0 [ 450.630353] ? ext4_calculate_overhead+0x11c0/0x11c0 11:39:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060b, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 450.635470] mount_fs+0xa3/0x310 [ 450.638856] vfs_kern_mount.part.0+0x68/0x470 [ 450.643371] do_mount+0x113c/0x2f10 [ 450.647009] ? cmp_ex_sort+0xc0/0xc0 [ 450.650738] ? __do_page_fault+0x180/0xd60 [ 450.654984] ? copy_mount_string+0x40/0x40 [ 450.659242] ? memset+0x20/0x40 [ 450.662538] ? copy_mount_options+0x26f/0x380 [ 450.667050] ksys_mount+0xcf/0x130 [ 450.670605] __x64_sys_mount+0xba/0x150 [ 450.674588] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 450.679181] do_syscall_64+0xf9/0x620 11:39:24 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write(r0, &(0x7f0000000000)="f0a07e183bbe49977d17d45f1fc05cbc9312b40e2748aac884daf909c94057427ee8ce47d657c258fe96b9b0107f7fd31e4d219856f61c013fbbdc1edd840a7e2fcc96090c5d5a5217cf0f668e5b5526b35547a59bad64f9", 0x58) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) [ 450.683003] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 450.688202] RIP: 0033:0x46753a [ 450.691410] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 450.710322] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 450.718056] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 450.725443] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:24 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x707, 0x2, 0x0) [ 450.732728] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 450.740002] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 450.747278] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x700, 0x0) [ 450.903123] EXT4-fs (loop0): failed to initialize system zone (-12) [ 450.910606] EXT4-fs (loop0): mount failed 11:39:24 executing program 0 (fault-call:0 fault-nth:87): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060c, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:24 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) rmdir(&(0x7f0000000000)='./file0\x00') 11:39:24 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x7, 0x0) 11:39:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) sendfile(r0, 0xffffffffffffffff, 0x0, 0x7) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:24 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x700, 0x0) [ 451.161400] FAULT_INJECTION: forcing a failure. [ 451.161400] name failslab, interval 1, probability 0, space 0, times 0 [ 451.185732] CPU: 0 PID: 30612 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 451.193649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.203012] Call Trace: [ 451.205629] dump_stack+0x1fc/0x2ef [ 451.209282] should_fail.cold+0xa/0xf [ 451.213101] ? setup_fault_attr+0x200/0x200 [ 451.217438] ? lock_acquire+0x170/0x3c0 [ 451.221431] __should_failslab+0x115/0x180 [ 451.225681] should_failslab+0x5/0x10 [ 451.229497] kmem_cache_alloc+0x277/0x370 [ 451.233661] add_system_zone+0x10a/0x4e0 [ 451.237744] ext4_setup_system_zone+0x209/0xac0 [ 451.242430] ? ext4_commit_super+0x6f1/0xb70 [ 451.246851] ? ext4_exit_system_zone+0x20/0x20 [ 451.251448] ? ext4_setup_super+0x5f3/0x9f0 [ 451.255785] ext4_fill_super+0x72e0/0xc820 [ 451.260063] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.265180] ? snprintf+0xbb/0xf0 [ 451.268685] ? wait_for_completion_io+0x10/0x10 [ 451.273366] ? set_blocksize+0x163/0x3f0 [ 451.277446] mount_bdev+0x2fc/0x3b0 [ 451.281089] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.286203] mount_fs+0xa3/0x310 [ 451.289563] vfs_kern_mount.part.0+0x68/0x470 [ 451.294066] do_mount+0x113c/0x2f10 [ 451.297677] ? cmp_ex_sort+0xc0/0xc0 [ 451.301391] ? __do_page_fault+0x180/0xd60 [ 451.305629] ? copy_mount_string+0x40/0x40 [ 451.309867] ? memset+0x20/0x40 [ 451.313145] ? copy_mount_options+0x26f/0x380 [ 451.317658] ksys_mount+0xcf/0x130 [ 451.321184] __x64_sys_mount+0xba/0x150 [ 451.325147] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 451.329741] do_syscall_64+0xf9/0x620 [ 451.333531] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.338790] RIP: 0033:0x46753a [ 451.341996] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 451.360883] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 451.368572] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 451.375825] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 451.383093] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 451.390351] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 451.397612] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:25 executing program 4: r0 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r0, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) ioctl$SNDCTL_DSP_GETIPTR(r0, 0x800c5011, &(0x7f0000000140)) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r2, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) fgetxattr(r1, &(0x7f0000000000)=@known='trusted.overlay.metacopy\x00', &(0x7f0000000080)=""/164, 0xa4) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000001c0)={'syzkaller1\x00', &(0x7f0000000180)=@ethtool_ts_info}) 11:39:25 executing program 2: write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000001180)={{0x7f, 0x45, 0x4c, 0x46, 0x1, 0x7, 0x3, 0x9, 0x47c5, 0x3, 0x6, 0x7ff, 0x39c, 0x40, 0x2f, 0x0, 0x5, 0x38, 0x2, 0x17c3, 0x7, 0x4}, [{0x60000000, 0x2, 0xeea, 0x5, 0x1, 0x6, 0x1ff800, 0x1}, {0x4, 0x2156, 0xb10, 0x3, 0x80000000, 0x1, 0x800, 0xfffffffe000000}], "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", [[], [], [], [], [], [], [], [], [], []]}, 0x1ab0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$INCFS_IOC_CREATE_FILE(r0, 0xc058671e, &(0x7f0000000400)={{[], 0x1}, {0x1}, 0xb0, 0x0, 0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)="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", 0x15b, 0x0, &(0x7f0000000200)={0x2, 0xfb, {0x1, 0xc, 0x3b, "a0e7c8846fbee636b7a22a2c02c3c699a691135051aa70ad736759f24a4bc5572e0725962b43b0c672ede81b0ccc026c39830cb81124aa1245daf1", 0xb3, "d69b79563c792e2e426fa42c02363e589ddf63b53586e7c9e83c4a78c9399489e02f2326fa40a50be01be7cd2454689b1123f8c985629f01a91d18244be36386392bd29da716ebf9c41c37879e1c8c1585cb1723f49c454144ae66219f359d934252b85b6d1c89794e7209c96bcb1e77ed7d5f8bd855e134461b2fd460fe354d1f75477b695d2746d103dc2798522f75c5776e4697eb40b162c3dd472c53501b181037cfabe510df37fe9176ed5c9714adf295"}, 0xc9, "1b955c7212fb0529ffa411d48cdce9529ea173b523ed71629fb7cbe556ef38e0a6dbd5497f111f2de5fb0d4a1da67fb4e1ec8e49cac57d3b829bb8d1b406cbccc6366a1a3bf2434745d899885b94355f65756b880b9d304810ecf5cae469a92009bdc647d91c8e95cb19c60068a886c3c960fbb2effda4a9257e0ae39dd9e37918dd2e62e06a7b2f7b6dd5ee46b46862464b160e0275e7ca08f7d1fd5942d470f545d0c38e2c0af0c3b3ead19aa074527e6c26fbbeb3e831edd9c6b8f5bf47d1962f870a287d537149"}, 0x1d0}) r2 = creat(&(0x7f0000000500)='./file1\x00', 0x2) sendfile(r0, r0, &(0x7f0000000680)=0x64f, 0x3) ioctl$KDGETKEYCODE(r2, 0x4b4c, &(0x7f0000000540)={0x7fffffff, 0x477e000}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) lstat(&(0x7f00000004c0)='./file1\x00', &(0x7f0000000600)) r3 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000580)='/dev/vhost-vsock\x00', 0x2, 0x0) fcntl$lock(r3, 0x25, &(0x7f00000005c0)={0x1, 0x3, 0xc6c6, 0xfffffffffffffffa, 0xffffffffffffffff}) 11:39:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060d, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:25 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) dup2(r0, r0) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$SCSI_IOCTL_SEND_COMMAND(0xffffffffffffffff, 0x1, &(0x7f0000000000)={0x45, 0x2, 0x2, "2d877f038e88c6c6c68593dcd841db18bbc38f0b939a9b7e3a79bd6770aef8a0b9a8dac44b3228da71d8fc7e462f383496b633028be3552e6e3102e28508c0ab7194c653ec"}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:25 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000000140)={0x0, @in={{0x2, 0x4e22, @loopback}}, [0x4, 0x2, 0x40, 0x7, 0x5, 0x336b, 0x6, 0xff, 0x9, 0xef, 0x101, 0x3, 0x9, 0x1, 0xfd]}, &(0x7f0000000280)=0x100) setsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f00000002c0)={r3, 0x4, 0x9, 0x9}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendmsg$nl_route(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c0000005200000228bd7000fedbdf250a0800020004000000080006000000000008000100", @ANYRES32=0x0, @ANYBLOB='\t\x00\x00'], 0x2c}, 0x1, 0x0, 0x0, 0x4004}, 0x8060) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 451.425283] EXT4-fs (loop0): failed to initialize system zone (-12) [ 451.431882] EXT4-fs (loop0): mount failed 11:39:25 executing program 0 (fault-call:0 fault-nth:88): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060e, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:25 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$char_raw_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/raw/rawctl\x00', 0x28280, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) write$binfmt_elf64(r1, &(0x7f0000000040)=ANY=[@ANYRESOCT=r2, @ANYRES64, @ANYBLOB="53c2f8b646f39137b41ed101126051bbf54cc3921f815946d4298c8d4601bac0562634e89e44a5b6465e27c34c979167191b69a14e506d96de5078a2b4b4585f08e0023dabd2a5a6a27f86cf891608e0f9a3bd567833", @ANYBLOB="758948a2439cc36ff2cc56b58172258537086b19f3a9ee4a67c8", @ANYRESDEC, @ANYRES32, @ANYRES32=r1, @ANYRES32], 0x10132) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000000340)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000000), 0xfffffffffffffeb8, &(0x7f0000000200)=[{&(0x7f00000003c0)=""/176, 0xb0}, {&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000140)=""/140, 0x8c}], 0x3, &(0x7f0000000240)=""/200, 0xc8}, 0x3}], 0x2, 0x2, 0x0) [ 451.663524] FAULT_INJECTION: forcing a failure. [ 451.663524] name failslab, interval 1, probability 0, space 0, times 0 [ 451.706170] CPU: 0 PID: 30651 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 451.714217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.723582] Call Trace: [ 451.726192] dump_stack+0x1fc/0x2ef [ 451.729841] should_fail.cold+0xa/0xf [ 451.733664] ? setup_fault_attr+0x200/0x200 [ 451.738004] ? lock_acquire+0x170/0x3c0 [ 451.742006] __should_failslab+0x115/0x180 [ 451.746254] should_failslab+0x5/0x10 [ 451.750071] kmem_cache_alloc+0x277/0x370 [ 451.754237] add_system_zone+0x10a/0x4e0 [ 451.758321] ext4_setup_system_zone+0x366/0xac0 [ 451.763010] ? ext4_commit_super+0x6f1/0xb70 [ 451.767433] ? ext4_exit_system_zone+0x20/0x20 [ 451.772034] ? ext4_setup_super+0x5f3/0x9f0 [ 451.776375] ext4_fill_super+0x72e0/0xc820 [ 451.780655] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 451.785773] ? snprintf+0xbb/0xf0 [ 451.789262] ? wait_for_completion_io+0x10/0x10 [ 451.793943] ? set_blocksize+0x163/0x3f0 [ 451.798027] mount_bdev+0x2fc/0x3b0 [ 451.801666] ? ext4_calculate_overhead+0x11c0/0x11c0 11:39:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2060f, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:25 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x50, r5, 0x44d7b000) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 451.806781] mount_fs+0xa3/0x310 [ 451.810209] vfs_kern_mount.part.0+0x68/0x470 [ 451.814718] do_mount+0x113c/0x2f10 [ 451.818358] ? cmp_ex_sort+0xc0/0xc0 [ 451.822088] ? __do_page_fault+0x180/0xd60 [ 451.826338] ? copy_mount_string+0x40/0x40 [ 451.830599] ? memset+0x20/0x40 [ 451.833896] ? copy_mount_options+0x26f/0x380 [ 451.838410] ksys_mount+0xcf/0x130 [ 451.841964] __x64_sys_mount+0xba/0x150 [ 451.845950] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 451.850542] do_syscall_64+0xf9/0x620 [ 451.854358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.859543] RIP: 0033:0x46753a [ 451.862721] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 451.881607] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 451.889301] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 451.896555] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 451.903810] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 451.911064] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 451.918318] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000000000), 0x700, 0x40000042, 0x0) [ 451.948633] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue 11:39:25 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'veth0\x00', &(0x7f0000000000)=@ethtool_sfeatures={0x3b, 0x4, [{0x4, 0x7}, {0xdc, 0x3}, {0x80000000, 0x101}, {0x2, 0x7}]}}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$packet_add_memb(r2, 0x107, 0x1, &(0x7f0000000080)={0x0, 0x1, 0x6, @broadcast}, 0x10) 11:39:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000000700)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000000)=@nl=@proc, 0x80, &(0x7f0000000580)=[{&(0x7f0000000080)=""/201, 0xc9}, {&(0x7f0000000180)=""/162, 0xa2}, {&(0x7f0000000240)=""/196, 0xc4}, {&(0x7f0000000340)=""/172, 0xac}, {&(0x7f0000000400)=""/45, 0x2d}, {&(0x7f00000004c0)=""/159, 0x9f}], 0x6, &(0x7f0000000600)=""/199, 0xc7}, 0x6}], 0x2, 0x2, 0x0) 11:39:25 executing program 0 (fault-call:0 fault-nth:89): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20610, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20611, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 452.453189] FAULT_INJECTION: forcing a failure. [ 452.453189] name failslab, interval 1, probability 0, space 0, times 0 [ 452.512904] CPU: 0 PID: 30693 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 452.520836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.530203] Call Trace: [ 452.532788] dump_stack+0x1fc/0x2ef [ 452.536409] should_fail.cold+0xa/0xf [ 452.540202] ? setup_fault_attr+0x200/0x200 [ 452.544513] ? lock_acquire+0x170/0x3c0 [ 452.548483] __should_failslab+0x115/0x180 [ 452.552710] should_failslab+0x5/0x10 [ 452.556500] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 452.561597] __kmalloc_node+0x38/0x70 [ 452.565411] kvmalloc_node+0x61/0xf0 [ 452.569117] ext4_mb_alloc_groupinfo+0x112/0x4b0 [ 452.573886] ext4_mb_init+0x985/0x1790 [ 452.577779] ext4_fill_super+0x7308/0xc820 [ 452.582032] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.587156] ? snprintf+0xbb/0xf0 [ 452.590607] ? wait_for_completion_io+0x10/0x10 [ 452.595262] ? set_blocksize+0x163/0x3f0 [ 452.599316] mount_bdev+0x2fc/0x3b0 [ 452.602933] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 452.608028] mount_fs+0xa3/0x310 [ 452.611386] vfs_kern_mount.part.0+0x68/0x470 [ 452.615892] do_mount+0x113c/0x2f10 [ 452.619510] ? cmp_ex_sort+0xc0/0xc0 [ 452.623216] ? __do_page_fault+0x180/0xd60 [ 452.627458] ? copy_mount_string+0x40/0x40 [ 452.631687] ? memset+0x20/0x40 [ 452.634959] ? copy_mount_options+0x26f/0x380 [ 452.639460] ksys_mount+0xcf/0x130 [ 452.642991] __x64_sys_mount+0xba/0x150 [ 452.646955] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.651527] do_syscall_64+0xf9/0x620 [ 452.655319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.660499] RIP: 0033:0x46753a [ 452.663685] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 452.682574] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 452.690273] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 452.697533] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 452.704808] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = socket$rxrpc(0x21, 0x2, 0xa) ioctl$BTRFS_IOC_LOGICAL_INO_V2(r2, 0xc038943b, &(0x7f0000000040)={0x9, 0x28, [], 0x0, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0, 0x0]}) r3 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r3, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) bind$rxrpc(r3, &(0x7f0000000080)=@in4={0x21, 0x3, 0x2, 0x10, {0x2, 0x4e20, @multicast2}}, 0x24) socket$inet_udp(0x2, 0x2, 0x0) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 452.712205] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 452.719469] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:26 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="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", @ANYRES32=r0, @ANYRESDEC=r1, @ANYRES32=r1, @ANYRES32=r1], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:26 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r1 = accept4$inet(0xffffffffffffffff, &(0x7f0000007040)={0x2, 0x0, @initdev}, &(0x7f00000081c0)=0x10, 0x80800) recvmmsg(r1, &(0x7f0000008080)=[{{0x0, 0x0, &(0x7f0000000380)=[{&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f0000000000)=""/14, 0xe}, {&(0x7f0000000040)=""/99, 0x63}, {&(0x7f00000000c0)=""/224, 0xe0}, {&(0x7f00000001c0)=""/181, 0xb5}, {&(0x7f0000000280)=""/81, 0x51}, {&(0x7f00000017c0)=""/127, 0x7f}], 0x7, &(0x7f0000000400)=""/67, 0x43}, 0xda1}, {{&(0x7f00000014c0)=@l2tp={0x2, 0x0, @loopback}, 0x80, &(0x7f0000001640)=[{&(0x7f0000001540)=""/100, 0x64}, {&(0x7f00000015c0)=""/109, 0x6d}], 0x2, &(0x7f0000001680)=""/130, 0x82}, 0x101}, {{&(0x7f0000001740)=@rc, 0x80, &(0x7f00000038c0), 0x0, &(0x7f0000003940)=""/73, 0x49}, 0x1}, {{&(0x7f00000039c0)=@nfc, 0x80, &(0x7f0000006ec0)=[{&(0x7f0000003a40)=""/4096, 0x1000}, {&(0x7f0000005c80)=""/90, 0x5a}, {&(0x7f0000004ac0)=""/4096, 0x1000}, {&(0x7f0000005ac0)=""/197, 0xc5}, {&(0x7f0000005bc0)=""/144, 0x90}, {&(0x7f0000008200)=""/203, 0xcb}, {&(0x7f0000005d80)=""/61, 0x3d}, {&(0x7f0000005dc0)=""/97, 0x61}, {&(0x7f0000005e40)=""/4096, 0x1000}, {&(0x7f0000006e40)=""/121, 0x79}], 0xa, &(0x7f0000006f80)=""/15, 0xf}, 0x4e}, {{&(0x7f0000006fc0)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @dev}}}, 0x80, &(0x7f0000007040), 0x0, &(0x7f0000007080)=""/4096, 0x1000}, 0x5}], 0x5, 0x2, 0x0) 11:39:26 executing program 3: ioctl$KDSETLED(0xffffffffffffffff, 0x4b32, 0x2) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) 11:39:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20612, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 452.801663] EXT4-fs (loop0): can't allocate buddy meta group [ 452.807649] EXT4-fs (loop0): failed to initialize mballoc (-12) [ 452.813812] EXT4-fs (loop0): mount failed 11:39:26 executing program 0 (fault-call:0 fault-nth:90): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c000000d90000000f0000000100000000000000000000000020000000200000200000002cc4645f2cc4645f0100ffff53ef0100010000002cc4645f000000000000000001000000000000000b0000008000000038000000c20200006b0400000000000000000000000000000000000073797a6b616c6c6572000000000000002f746d702f73797a2d696d61676567656e3338363633343038350000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000d9ca5cac99fd4329af4dde786c1a5d13010040000c000000000000002cc4645f", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:26 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r2, &(0x7f0000000080)="186a7634dec32a0c4a7903ffebe81734cde6766912ceb510fcd6bf4451e9bd432df755c88994530b1dbcacddfee0309605be1e6f8909ce9caee9164967d22ddf8dfd375b4cc1f7ef126f6735b332359206f6db95cc2522df69ef9dd814e5a3988a843306e498b9a9ba3722d4b5ed7ad7cae3bfceaee595f023ed1916a98f32de22263d45bf3262f0733dcbf69773768d64ed980a5ef79820f90dbc7047152d9e9688f88230d81b8326971b77a26aad80f140f2502817bce296d59849ca0d0060fa8f8670ed08e7e1d4dcb822240acd2753c214e69862762ec115262030fb43e7de39738e0df7ac5968456c4727580cf06fd4c5412e", 0xf5, 0x44, &(0x7f0000000180)={0x2, 0x4e23, @private=0xa010100}, 0x10) getsockopt$SO_TIMESTAMP(r2, 0x1, 0x22, &(0x7f0000000000), &(0x7f0000000040)=0x4) 11:39:26 executing program 4: getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000021c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="001000002b989f0c637c9873f6a8070dc10e4ff6b1e11f222c168d7642d57d6b0c3b92fae3da2a1566c967c1a8e230f8d78759ca3b6d578151468c09304d0dea5b7366657e63d5ce454af304780614ed2ee8c148d79940a4f3c78d9860e7331607efd887398b98ffaa36abee338bc538bc8d09d1e4bbab6e06330446762259bce72efa809224527b0aba8d74b1800ae8b940c3dfc164ced90a02fd428a56adb743d09fcf21758359bf12dbc8e884eb4a22788e28aa86abdb616f68dfc7b5a0f4b146160a613de9a65222aff2097ab362f02a502dde74c87f4969cb2191e330ab724b2434cf16efe64c3580586840d1420250423012e67c2cc6be229368586583cfa10b619341ace15ca211321570cab4f5b25e450a2c2854fb87c5b3bd9d6c29266d7b12940ade07cbbbe8003a7d0abb9f3cd34fe9a66936feb2d51d64ffa431141652171436fd9bb29db71f164b110b5f5797bd94f1c46a73c2a44ba5eed6b8ff3448d5018a365926bb5e008f4e61fa4365913054737c07eb9b3b14e40d007d7f2003ebaa55525c1cf18677821cc99093ba612cb3311763c8f8d91ecd11c59295a635464b8fe8b68fd2a51cf9766908a99c4378760b425b801445470b745a692206f23d2efe4e3f08b51095154a841c6ec5a0fac9eb4700027756e47fecf725b556ec4eb751752f8ec9be0f2d3c92101277e95a74d1604c93ef290b923c90bea88da82e54b12718ec3e17e29f1f8939339f0739d0c98e59c10bc0ff934abad885fb9a016710be4199da88637c94c12824dcd0396c422debd62f37b9a9987108164432efdc6c46bbe119424db956cc2f839f9608e08cd6725296e43f4cf79ea036ae29c25634fd28e70b369bf4acfb97c74e2bfab720ac636fb431a0d60cb96e35d55f740a7f89e2d1525de4f71506d804d9eb3e5902d7a3a2a9fab6c58f072504f920e08f88005daebcfd5224e1fef47b57ef0cdf8b34dc7e1d6a06032c8c71f781237d040f0bec922c0279d3d1ac17f62bd7d7f8d96d55730dfb86b76f076c4b6946331f1b6652bb90eb07658ad4b1657936aeb3862a7f328c0c4965daf4d6e1b1460bcff72a1f5e6eb811907e86b33737b652b5ff8d8987541ddf983f143a7f49a96977ba6fe07c71fdca7946acab03d6297975309008aa65fb1a46ac3f33734811a04f5c2879205687a0f97adb7459597545d558990d7904acaba61fd99bd18f0129498d6e321563c8faaf16ac935294f433ef7f88f9afacbff33860d621044361bf059528781e57b46c1ee0c858aa0925491a73b58795a670c2e39c461bee57f0ff75579e89415ac91102d69b667d9cb7b4d153f273205307a240fa99fe29c32df09615e55b97dc1ef9546527cfd688b278f18017f688cd40e786d34e2c38f917822c4a368a46f9857da381ff9a27ad95fa65367f2f4a94aeb8192b1d6a589bbf823d9b3cba51d7a805bfcfe39e72242abc161253ab34a4b6c386ebe7a9b92974e551033f963f97ea332a1d5c82001f447354bfba7257d2567db6706b6102ef25e0cbeb601fd269742957d8bd51ab5da28571b0a9bc694a611adc893883020187caf7fd70854b91e74cca2f580d3ad8c9d1f2d7e62f3ed6625c446aef318fed965b44aec022d4380f3b87fa89fafed57ccd023281fea756105e048fe9de9ddcf801b6612e97a0d7f42a18afcccaba8460d18c4bc9f01f259a1509a176d115a65f0de8cf7bd97f56effc4f3b92614d54bde4114378540fc87cf4060dd35da536fdbcf77a63e849e5b238fc8cab53052338718503eed93341b04a0daba70493478d248265942eeb47e7d399181f98c147a79e0e7278bad8bcddac324c40da2096a12ecb21fee5d7371e8a953202ddd591006dbebe59b2a43a1ea1a23189a7eb4753638ebb11760242dabb088b22d1da399dd866f66b92acdeb3da034baf9e03f168727d9bd0082b215cf298633c70bab8543cca8486f7da69707f8bde6ad857e441408c62b863a13ca0dca2f116f208b8670c8cd5b66b88d05256e8c72efd421075cc2a2aaca1552ff60ad8df0342381322cd594f6ea89c4d839a49f24b9d59bbaea95efa7edf54e8204a2bb534c96609d94e8c71c92b863f4a275d255d96a4af14c27a39bb97abc4359bd5cf667d66ca801730ad01f98eb9a795d442a799abf622aec8238c3033fc53b320a81224a04afc5e7875d9b482f3ea27ce3316485bee373db4f3cd0f97f6b53111591c1763d20e92afe21887b3171fa45de35f3ad7ec142db8f548a0ab29b8c223a2cbb1548141b89a0eea5c0bb1fbf3e725f57a6c99bbdb74a2b0bd6954e473a9e6ea21c22dae7e84d04604ace1e5e2dd7f0df6992e9da540091bc58fc49c9b9de8616bf89b57960047d40f35f8b9574d0e5318e22d9832f7ecf489d5fcf9aa2fa518d95ae595e77dd3e715ecb749d39411630544bfdd19cbcad5ba3983994dcaa2ff8676228da181452abdb5b74565b41be7c4b6fd651dfd4d949d63957ad222e6205c6c217d16f5fc3763edbc22392abfae045a5ecb36795e44a2d183e3bf44a10d621e0bc8aefa9113ac56cd115c54977a27cbff58e52df44f580b71ef39636095649d19d348802d47dcd814ebbc3fe5b7c14e608e060c12cb616c65501b310937655d105d9931a7ce7be15b73c66dcba65ff8e1a5c31d2e3cd6a3f284950b06beb7c21438c94dec5d8879460116bfe9c10ab7635c7aa083b61d3bcb6b7a15df5de2889a9c5c6499bcbf00ad663fcc278f4db24bfee65212bdd75210b4c2e26fe02e528006fe28637ea06788d6fdf6de431ccbc35713824ddb123748a9e237d1811dbe98fca79d51c1af23aa03252c357a566bb7631a0339a9cbf95693e756ca0df07d1e09f1f2b3b81c6db6ec629950e3626ce2eea741a19d8d92e4c7fb192e01e6187c2c2586e807e0f0541e2db2903e661eccb427a97871679576173d128960e130a44de557f61fd59755994c5ec1f73913b2dc4e823cc4f3a10dafc08ba6621d8bce78beb30e0b591b14fa255ed9a2e25b80be26bdbed70178340f946f7fef46aaf53f1d39f6e2beca8d1953c9224f1aa5fa51ecbd1bfcf47f2f781370db0124dcc6f60c5db80a6a355b70c95e741a34cf9cc85451ac3968e8b96f89e197d8e3cef30398f43d6ec8884d039be8d8ea4dc80d5b7ba1d920e7f54bfb7fe4e0ff064a7a41dbe4c95188f41c2a866144c71b4c5c3d3db1b8175073c045a00d8ea073f1c24e6461d848dfc3b3ade0f6a9e3ef1e155001dee73c8d1867601b08b1293e4802c96b7a28b78944dcb85b0c7c3445a6f695f7f05ba259648aa1e8cfb117b489ac6e366dd336261edbdbcc58f94d17de96c24a32eb94836b1227bb337e1d635a90c8d14ab99fb2b0c347d97f3aaabd7c5704f21df8b0ddddfed43fc66b3bc1ed242fb8b8d16b2dcf8990632be9a6bb4503da6d12894fed2fb9c67db35e87ed337842d21a04f8d4086aebb7f8279d4f856acc021f281a77cf8676a1d295d978442d36f9fb20281bc45c7fdc5587f7d1c474b721c6311312ba0de30fa2a68fac6100d7a968ff62992ef761bb69a5eab769a7f4e25f9ae78d535f963f66be264fb6e8b9a1d76d7817fed9ff11c79ddb53bef0a9a0761faf9bef7775904fd6d73570241479645c87a416ef6456fa4bcef501a0154cb8563aefd2eebeef2d8e99f2dea29d3349b20ac6ea67b0ce1e4a07826cedc6716f169e2f7cb2c2329766e9ca35e888b4feeb0702395875c00b16e1894649370a73e747329777be60088120c239a97d8ada24d8a131fb2c86d005d25a8da24bd831293801a3e7c7a3ec8ccad75f93e83164315ee643c806253eab979a9f10c6c50fdef899e2b72b775d5b44291dfe2980102a82358bcaabd57b757735f90353f3b8d221a050d3f1ee5c44cea1c60491f118a9efdd9fd460ac31f1c134a6b3ed94c565f3e1c8a70bd2966acac67d5fb3519a69041ce8c329f4b481f3f6ec7e3c0b4e11d561d06d63e0a9a080aa46c2889edde4e738e9f2125d683a23a043cca0b65284447def116f4836f951186f437bf9160ade2e0bfc752033f4aae64f1be04fec60037d863008be5cbebdf945bb51274ab8f562e22a92b9dc7b5607e085ea669b3b7920699a737d7235542a8b10b4b2322b718c0f4fd3cbdc3cc7c6b8cfa06ee57c643d2bd3e3fb37e7b95c06fcd8b8ab674f57dc7fb31f9c3aa3a96e21de1b1df9b4caf96b8439a45b0ff22b68e2117eaf91a85c2991abb10819c18022f04678c1085f34600a7141b636655929bc0bc42300f12ae1361dd803ff13a4a172a37a67971f976651140ab9dff5ade9850799bd3afc4cb45e03f933b950314a62d27ab5e1d4a25f65fb8a8df938232278382b772c9abd504ab868a071451efee44fcff1f6a245cc01b504f8e684a01a7509b5b41e727451ccd8ed21b1bbbf6325db93fd98328ea23cdbdf5a4460ce08bdb7bd647701578641cf5b37117ceaee5bc746f953e4da57bae28fb4b1c62cf5fe4fc223df8f10cdf06dc9402a56caa15c6d096d1a437ace3e005a762fa5695602ea20f0424fa4dba101453f692649cc6d48ce4a96cc099fb14b868605d892f6d6dc0725fbed226e2b8f5086e5553b637255f8c6e228201b8a9a2cd2cb536afeacca6b5162395a60e6da761410c407a401ed34fd25a4d8f18423a9a3da5fa78dd3d7d5d94edae89d8c90bfa2537e0574ae95e691561cb4782cbc5f3e5cd74e5bca73fdfceb6c9e4e35e07001c2f23c7616300a4d177c6daf3fa7fd3642384aaff0fcf9bfce9677a67933a6c52d8c388eaf3a6ea896e61a7f236343b8e82f1b73b5c044981a81f6b897f05dd35031df0b130cc893c5486fbb67eb70dce1583e738c39ac2e313cd7ecb5231cb354f492cdab51d406a1cfa17f1527671b599999469a7278e89c2640f0ef72f5045c7ec149a6ee4a236dc97fac99fdc00339aee19af3b800c3ac79f79c588dc6dc8ee65d7c5c72188046648896ec9ec4a5b07165f016a4816a52f178f3e766d6f49984220b6c9247d08e8d0c3e5c1ec1307017c0e05cad55845501238c11205e4c4c498185a8f0d089a447456cd730ecce957fe6e7852d44773ab3464523dec579ffddf93fa14335055c1fcda8bf7697a7671c1bf882da540b3e425da3cc17aafd4ae7dabd536a6390df66fdc8bb84ec86badb75be9548f7a8a5e29b78831d97fd0819797e453075266cbde15cb4217e560c735457443e83f52d8399ba73d08ce222005722c25c2aa3d07709d8a1ba1c0238f40f08d66006f27916216e58034919d719fdbe212e70101b2bc87ccccecc3a642b877f006353c225c550c17cf435d27f239d3d623ab154a886d1b27ee84277a2bbdb5ccc1e96f71056317804b6dfeffb7a12c25d1f129baecdc0b6f441dd069a02db25f58d8289203269ad40a15e2b56b9e32e282bf8ec505fa0d5d797a76424df3f5862af15cb77c6b671fc27b6d124d0e2593d7ef327a05aced0df50b090cc6adca6090d94973eb680b383368ba86b6ec01de5b7d879af1734e1c775ba855df274ad942944b16bc8048a587b264004c04f24537bd94ec4595ac735e35cf4d4577444f1422d60920a0b163c2422404948ea6a884f8b9b719a32d8617107cf1b6cb0471fbb1bf93a471e820c4880498f7082be4244099cd9939544d19cbb3148f38cb37e66c68a9211e35f6c29a21c6b44379a8bc9f7180b9580b7adecd0172bbe9629760e68e3907f7387d59b9b966b348887aea02537c7b2d647a06cd1388894c0ad34d507aec2eebdaf29e94539855b4c81134029efa56547fbf9639d74354a825c9bca7a305c30ff5da30fc0cc674389c0f8febee94618184eb636b6"], &(0x7f0000001080)=0x1008) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_AUTH_DELETE_KEY(0xffffffffffffffff, 0x84, 0x19, &(0x7f00000010c0)={0x0, 0x5}, 0x8) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040), 0x4) ioctl$BTRFS_IOC_RM_DEV(r2, 0x5000940b, &(0x7f0000000080)={{r0}, "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recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}, 0xc0}], 0x1, 0x2003, 0x0) 11:39:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20613, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 452.996023] FAULT_INJECTION: forcing a failure. [ 452.996023] name failslab, interval 1, probability 0, space 0, times 0 11:39:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x58, 0x210e40) recvmmsg(0xffffffffffffffff, &(0x7f0000004080)=[{{&(0x7f0000000040)=@ipx, 0x80, &(0x7f0000000700)=[{&(0x7f00000000c0)=""/138, 0x8a}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/68, 0x44}, {&(0x7f0000001180)=""/4096, 0x1000}, {&(0x7f0000000280)=""/244, 0xf4}, {&(0x7f0000000380)=""/12, 0xc}, {&(0x7f00000004c0)=""/246, 0xf6}, {&(0x7f00000003c0)=""/66, 0x42}, {&(0x7f00000005c0)=""/164, 0xa4}, {&(0x7f0000000680)=""/127, 0x7f}], 0xa, &(0x7f0000002180)=""/4096, 0x1000}}, {{&(0x7f00000007c0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @mcast2}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000840)=""/223, 0xdf}, {&(0x7f0000000940)=""/70, 0x46}, {&(0x7f00000009c0)=""/148, 0x94}], 0x3, &(0x7f0000000a80)=""/44, 0x2c}, 0x9}, {{&(0x7f0000000ac0)=@rc={0x1f, @fixed}, 0x80, &(0x7f0000000d80)=[{&(0x7f0000000b40)=""/236, 0xec}, {&(0x7f0000000c40)=""/174, 0xae}, {&(0x7f0000000d00)=""/81, 0x51}], 0x3, &(0x7f0000000dc0)=""/91, 0x5b}, 0xfffffeff}, {{0x0, 0x0, &(0x7f0000003240)=[{&(0x7f0000000e40)=""/251, 0xfb}, {&(0x7f0000000f40)=""/196, 0xc4}, {&(0x7f0000001040)=""/227, 0xe3}, {&(0x7f0000003180)=""/174, 0xae}], 0x4, &(0x7f0000003280)=""/61, 0x3d}, 0x1}, {{&(0x7f00000032c0)=@rc={0x1f, @fixed}, 0x80, &(0x7f0000003580)=[{&(0x7f0000003340)=""/113, 0x71}, {&(0x7f00000033c0)=""/111, 0x6f}, {&(0x7f0000003440)=""/57, 0x39}, {&(0x7f0000003480)=""/246, 0xf6}], 0x4, &(0x7f00000035c0)=""/156, 0x9c}, 0x3}, {{&(0x7f0000003680)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private0}}}, 0x80, &(0x7f0000003740)=[{&(0x7f0000003700)=""/28, 0x1c}], 0x1, &(0x7f0000003780)=""/74, 0x4a}, 0x8}, {{&(0x7f0000003800)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, 0x80, &(0x7f0000003b40)=[{&(0x7f0000003880)=""/86, 0x56}, {&(0x7f0000003900)=""/154, 0x9a}, {&(0x7f00000039c0)=""/107, 0x6b}, {&(0x7f0000003a40)=""/201, 0xc9}], 0x4, &(0x7f0000003b80)=""/91, 0x5b}, 0x7fffffff}, {{&(0x7f0000003c00)=@ipx, 0x80, &(0x7f0000003dc0)=[{&(0x7f0000003c80)=""/26, 0x1a}, {&(0x7f0000003cc0)=""/228, 0xe4}], 0x2}, 0x7}, {{0x0, 0x0, &(0x7f0000003fc0)=[{&(0x7f0000003e00)=""/34, 0x22}, {&(0x7f0000003e40)=""/187, 0xbb}, {&(0x7f0000003f00)=""/133, 0x85}], 0x3, &(0x7f0000004000)=""/71, 0x47}, 0x7f}], 0x9, 0x40000000, &(0x7f00000042c0)={0x77359400}) [ 453.048549] CPU: 0 PID: 30743 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 453.056485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.065851] Call Trace: [ 453.068466] dump_stack+0x1fc/0x2ef [ 453.072119] should_fail.cold+0xa/0xf [ 453.075936] ? setup_fault_attr+0x200/0x200 [ 453.080270] ? lock_acquire+0x170/0x3c0 [ 453.084267] __should_failslab+0x115/0x180 [ 453.088518] should_failslab+0x5/0x10 [ 453.092442] kmem_cache_alloc+0x277/0x370 11:39:26 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = accept4(r0, &(0x7f0000000000)=@alg, &(0x7f0000000080)=0x80, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000100)='nl80211\x00', 0xffffffffffffffff) r4 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r4, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendmsg$TIPC_CMD_ENABLE_BEARER(r4, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x34, 0x0, 0x300, 0x70bd28, 0x25dfdbff, {{}, {}, {0x18, 0x17, {0x1a, 0xfffffff8, @udp='udp:syz2\x00'}}}, ["", "", ""]}, 0x34}, 0x1, 0x0, 0x0, 0x24000001}, 0x40) connect$inet(r2, &(0x7f0000000340)={0x2, 0x4e20, @local}, 0x10) sendmsg$NL80211_CMD_START_AP(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x78, r3, 0x4, 0x70bd25, 0x25dfdbfd, {{}, {@void, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x36}, @NL80211_ATTR_WIPHY_CHANNEL_TYPE={0x8}, @NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x1644}, @NL80211_ATTR_CHANNEL_WIDTH={0x8, 0x9f, 0x4}, @NL80211_ATTR_WIPHY_FREQ_OFFSET={0x8, 0x122, 0x31b}], @NL80211_ATTR_HE_BSS_COLOR={0x1c, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x3b}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}]}, @NL80211_ATTR_HE_BSS_COLOR={0x20, 0x11b, 0x0, 0x1, [@NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x29}, @NL80211_HE_BSS_COLOR_ATTR_PARTIAL={0x4}, @NL80211_HE_BSS_COLOR_ATTR_COLOR={0x5, 0x1, 0x20}, @NL80211_HE_BSS_COLOR_ATTR_DISABLED={0x4}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000811}, 0x20000000) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 453.096613] add_system_zone+0x10a/0x4e0 [ 453.100700] ext4_setup_system_zone+0x209/0xac0 [ 453.105390] ? ext4_commit_super+0x6f1/0xb70 [ 453.109814] ? ext4_exit_system_zone+0x20/0x20 [ 453.114422] ? ext4_setup_super+0x5f3/0x9f0 [ 453.118765] ext4_fill_super+0x72e0/0xc820 [ 453.123046] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 453.128167] ? snprintf+0xbb/0xf0 [ 453.131645] ? wait_for_completion_io+0x10/0x10 [ 453.136339] ? set_blocksize+0x163/0x3f0 [ 453.140426] mount_bdev+0x2fc/0x3b0 [ 453.144092] ? ext4_calculate_overhead+0x11c0/0x11c0 11:39:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) dup(r0) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x20, 0x0) [ 453.149208] mount_fs+0xa3/0x310 [ 453.152594] vfs_kern_mount.part.0+0x68/0x470 [ 453.157203] do_mount+0x113c/0x2f10 [ 453.160854] ? cmp_ex_sort+0xc0/0xc0 [ 453.164585] ? __do_page_fault+0x180/0xd60 [ 453.168834] ? copy_mount_string+0x40/0x40 [ 453.173096] ? memset+0x20/0x40 [ 453.176394] ? copy_mount_options+0x26f/0x380 [ 453.180904] ksys_mount+0xcf/0x130 [ 453.184459] __x64_sys_mount+0xba/0x150 [ 453.188447] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 453.193040] do_syscall_64+0xf9/0x620 [ 453.196855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.202050] RIP: 0033:0x46753a [ 453.205251] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 453.224191] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 453.231914] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 453.239203] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 11:39:26 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000100)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x24, 0x24, 0x6, [@restrict={0x7, 0x0, 0x0, 0xb, 0x4}, @array={0x0, 0x0, 0x0, 0x3, 0x0, {0x3, 0x4, 0x7f}}]}, {0x0, [0x5f, 0x3b05a22b756f012b, 0x30, 0x2e]}}, &(0x7f0000000080)=""/120, 0x42, 0x78, 0x1}, 0x20) sendfile(r0, r2, &(0x7f0000000140)=0x3, 0x6) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 453.246482] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 453.253763] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 453.261039] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:26 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg(r0, &(0x7f0000005040)=[{{&(0x7f0000000000)=@l2tp={0x2, 0x0, @loopback}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000080)="a7d0414f46ed231077c69b0a48f9baf1f3232c8aaa1696036b", 0x19}, {&(0x7f00000000c0)="2624dfc07a40b4cdc77efb21df5f8f1f33bf05bc375b1356ff3800d897a50421e47c0bd8403b043e820c72b8aee0c46627a617cd10cf18cbd92577673660d18f5e77a5f3599aac92e5c68dd6bc34b9a552232e737b73ae37cada2b137dd3920823c73948a364febfa0c2b36a324819a587d1d32d782d32e86ea5aa697abdcdb2e4ec0e", 0x83}, {&(0x7f0000000180)="bcddf174f9ded34b9c0534394054ad9f4e6f8103d3e82fe4e7e63185b50d446daf2cd1ad97fed135653ecf011e17392ca9b27675064106e5a1638d0be016efa5f2e350418eb614c69fc748947ddf609f3f41cde9e86cbec450d3dfea7fa18016bf52c758246dc805c043596ea864a234e618", 0x72}, {&(0x7f0000000200)="4f226660dea950e2dd8a8654365c212ea7eb0073c8151d80f1825b3ecd243d6ba00cc8add713191027740b4af73067d01dc6f432f02f16155a550a86356c6cf412363445684def8644a56ff948d3432e2b108de4ff9025844dd5cf450ba3701b1cd41c0815b4061d98e828b46d80746dccf60d062ffb2da5cbf7c3e5dd00dc53d83a5e68e48ac28a2faa2103479e2f146993c7533daebc62d6f8b6661574a99a60a7841b9b9f087de34f55b689f0d080263de28105169315ae150b1915f3e03c27705498d08c29c6b14fb21a3271153295fcb80859ed928cb95e510d0b29b03132a6488b63c5b1d9a0038713d968713f38bdbc972cca3dbc27", 0xf9}, {&(0x7f0000000300)="347c05a5c66bcdf42ef2d9838b287f5c377a95ad8805e9fcbc256b43323af3b562390136ddef913292bdefdc0155d784134c51769a461bfe129eb5ffd5f8e78d4d9e81aa724ae886e849892fbd2a965acd23907c6c", 0x55}, {&(0x7f0000000380)="8d6108e17967d1f9a45f6a4799083c100a2370e5fe8e899d0c8a9e91fb7c633b3cd5b9c255f3fb7fb3a5804c0571fb2feaac0705e506fc0167e9729401b9ff", 0x3f}, {&(0x7f00000003c0)="a2909afec2ecdd6c15964ac96457b1b554afbc71a5484bdb0180579460296dbece7bf956fe8d80641ce3fdfad0eba5cd50dbb91314cbb9d8a74a6e6f8af91fa160573fde819a88d71c7fac52ca6aed46fc551c2c1b2fff7f238e047d434dc09c0606863f51f795dc3b596f1ca5a3c8b1804a00952e2d27e2140377fbd10bc42f10f0bdb7d232d2ad80d6b3", 0x8b}], 0x7}}, {{0x0, 0x0, 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{0xf8, 0x84, 0x7, "72ba0c2eb9ef499c0340fb2f14406c16e4950b62cd91c72c0cd151f06077559e6b5b45c7a2e5903c76bb9cfb446c6fada78dcf1a124ad847df4e996a78b4b84ce5f4e5f5643364539f0b43437041651d42156dd865ac2c22247e9b050fa8f77ae796ceaaf0ab0f7751b7e4734b4d3efbacc64a2e9bf3d6b6077c726e6c7ffd8bf706d6dbd560c395f491c4a669fe53dced0d7f345053337aecc34b5cc9f2bb1eb8f01599f33e87bed7e76e2c147eaa9d3e906721fc7fbe252118a8aadd535648b4ab5609a3b92103835ae57b8f45cc7d39bd6d3a803f0ed16799661b8fc74dbc47eaf5"}, {0xf0, 0x116, 0x8000, "e9bc2b15404884a873c62c4c71307e207622aee3e1a603ca1c75a01881d170952d1ac30c9f533a70bc72239ea9125333632daa364e7e628f833c4f65a12ab510f9d6bb6f8bf88e90b20cbdd58c3118d63bdf6a04704461dcf1de7ee1c444a27ebcccaff7bc69759562dd682189f82b7c9c30e6aa47808afa457238ff679b770c130a7ad6aac8ecedc94f8cc602092f2f4926170fc45460d34c4cec09dac5a54c6d32a68851e9c84c2a2f4cfa4c488611e45bad8a3b3e8b3f2b57a0369dd1ce5d99f46d91220c2fd966546cef842cd6dd2153d71bc270c7c916a28d6df83604e7"}, {0xf0, 0x1, 0x7, "2ea6ead246716ecc978d3cf4bbc19c611e65e0ff6e317c58d43cc8f9a076c92f47e84db983c47e2b74b76bbf6abf79e3d71f91b0d621533007fc3d65972301511b45ebb44450b9e361b4e79612e7b34e50bf67436d5ef455d17174cbe8dc79f565c803310d5b4a33d19c88a420c4ae2e35b20ae5b7a7269736c13eb53ebdb7472b4531c44585f076d9deb1abb31299a2d89736c9654161313c4877d848b60617c42860def015786f5041789058286485ec880b6e79dcd7d7f532210f2ca7b29ae556828f7ef13162179cec854e1cec3673906b8dada353fac9"}, {0xd8, 0x119, 0x10001, "49442fc31782cd1ba62b1e38e03ad16bd189e89d05b7b6477ed09214fcda78348fdff8691d0cc899151da99ed40fe825235f7b4cccde8f2736ae60ac7b2ed2bb8ce96d6e6e3006805f4eb19e74fccc6420030f9396b3ea7e8fe1918b82fce5061ed6fe87119ff7879ba65c3696d53181c18a77519b3527a4e44f4db56c4e2f9129a6df4a607723ae8450d29b6c021b12f718754912e50d4d948ada7aa6e289062ecad57a186842805b32585fac17a159739fb4837832eb1b7084bc4082aa89fcc96f0c678bc6d968"}, {0x88, 0x114, 0x7fffffff, "b92445b4bc42dc667683ec1d86317caa9b250d3abee159d306621ab0f95458fc88970a49d439a410067ae2b0219ca85941bd52db53be066ee06fbbe5f5b7e43ae96901b5f8a1f76259178993cbbc9cefc27fc4a1c18680ba07d414c3456aa4ea1d96fa0a7e0c05870b69cf528d4e964a4cfd2f558156ff90"}, {0x98, 0xff, 0xffffffff, "73da2a56067bb494316fff84b800cdf8b00235eee71f209f74d40321681ca3ef8d21048d8ff1e941456eb2966cbc600e827b1c135a189a78b498bae92585df90238d2cb4d14fccc67761f90c56b9aa595fd1d1b87d006581ac4de54e615bf213560069630f04d3cfbfd57ca8c617e8f11e417ddc56afb6e2c0581e81966071391dbdd06780"}], 0x14e0}}, {{&(0x7f00000010c0)=@sco={0x1f, @none}, 0x80, &(0x7f0000004d00)=[{&(0x7f0000004680)="6c4cf2031a1bb540a364b176ad6fe1aafeb197c00b7eb974b352d2eb8ec6edd86c7b10821be94e31e9c8e5c5093831d2cb4ba4007ffe39981f6ae23ff0a96246d98cedd3187186bf3c2eb0131e7e4071f603d8226d3f55f101fab8fa1078ca394d044792f570761833fc7ff4dc8f14477484446e825d96060b05ec9bdaf40ca4336d10dfe20d4ef98426466cd9fced90acf01a3642b680353e4912a9120a8e3f026bdaeee31cb72797a1f2e9e16828494a7bf0e94d1adb77e829520cb7b589a5e2a0b723df9f4fdeae5703e3", 0xcc}, {&(0x7f0000004780)="d78158e6e271b0059b0bdee3e4737ce31c7c8ba79c9e92b429231c7442cad757418fd169a1f500053406b55cc5219ca9588aae66cfb674cef055a9b311b7ee649f9641c70a6c5d9c1072fbc35d8e4fc9554ab23510f2f79929f9709354", 0x5d}, {&(0x7f0000004800)="b64878e39c49f55219243f454a181f271bbeff29803b861f44cd41c45af914ef17021c68534a9c5da3456daa5baf438c7b2fd75dac29cf5a06ea5552b582a783140e87a9589870522639cfa5d93599e2f09b328ab24ff1187bfcc3ea268444f6c19cd4647239f996e2c441c2352e58c08e513271d43d17cb447ba9eefdc7a80498bd0e7162f94deb0ab4e5383c35df987dcaa07b8064adfac22aa3ca75ad8a5f0f19bdca0d2a5a53e4101e56889cf7be56889a8ed5ca91d0a410e0e1054c8f1fd3aa9e", 0xc3}, {&(0x7f0000004900)="8f7cf56e91cf0aaf863865c30aee7cfc0d9a7de89e7046eba77c397b17db1aa005419468b6a3c0677099bd", 0x2b}, {&(0x7f0000004940)="7f886cc21ebdc09a0ebfe941dcac4b1ba01f37", 0x13}, {&(0x7f0000004980)="ceec3c1bad01b4d589f5bff3f8ab34da7d5ec6e1799160387bcf91019651ee7e38152ab86ae05b64f520836fffdc0108f6e458ca91ee8a2dc698682ae2440d58bd41e17c7080ef901f09c441e7a13bef1e95ae11666bae3b3f330ab0888a38e6de03dad0e78ad04e8aa87de4bfb8d3107555e1b46ecab6922a55de149308cd3e34a3fe7692e2529c05a067d26f651e0634da14cc4a270c020e0ffddefab406c7163fa56ab92f927c2a9cad1a7954d80a568a2f8589876b47a2d0d08c4ac70fee238af40fdacf213e848c7351e2b61397607bb173d7d082e1b4f43b96d78483a73baa27fc754c5fd9", 0xe8}, {&(0x7f0000004a80)="b9f0e4efeb6b9a9ab1c5481a16e54a852f8d07cefca0a40d8aa206be6854e7b933d461ed865d10b71372ee90863e2aebbff82cb2ea374280638ad11b0f9e4a8505cf86a6973249cd181c09769c2b008ce00b104ffdcc5473a893e6383d62d68b5fc40c3d7eec11d7fa3f27c86774bb52ba9300c67b3468adcd388229ad65c06f90cfcd5879ab38fdeebfff8decb6def2194263fd41bbd1052541e9f98ef0d67ead6e99f32391e926a6f9a7f0d9455d39d724969eeeab0e0fadae3a", 0xbb}, {&(0x7f000000c740)="c15eeef676b0cab13dc4e9617bcc67e19dd6a6b15b191acd8cb8884618d89eb8770ee7588e42b9dc20519c14728d30b0e786c03dec6bf9cf9db0910c559a235c3458e99199af2771b157b25c84661ca44066160dd5f40d42f43691701cd0b5a4bb1416003217afdea5f19daa75b05cf8891249afcacf7f5668bf9c59f2f94aa90af435c762203d4cd8b19b74ba26f85a7615505a7d2d27dfc4", 0x8d}, {&(0x7f0000004c00)="b9eb8b4663ee5c3bf2b13db1da08deafaa89f8a329cd1097db145ce97093845903f6c32a2df50b6a282c84fbf4fc515d34ae4b66c8db43dafb4a265e99baa57df6c105e1bd4b908fd5f167cf1a63820c3a4df2f6436cf425149b9613cc16bf27580061f27bf2b06472669726e8370fe30a9f20796085bc83592076185d7502739771e7792f5c8fce8b0dab7431c956105e81965f856c8e6faf412652fdab03f4968ba1f025cc765ddb96e37e670f92d117b9f6255bf3a0d3e369fbb81957a9325912539d9760c566161b11e1ef0190b9515adf6ae5e04b977279bf19dc63738575475fde10213a3ad2b5", 0xea}], 0x9}}, {{0x0, 0x0, &(0x7f0000004e40)=[{&(0x7f0000004dc0)="dbf5ffc26130fa07db970eceb96590b051fd7cde1d50fa827aa3733e9e7f6fa573dc6f364f5af6d5a37785ccf0ee2935da16ff72266db4a566b663a7d8e76b1336cb2418b4521c213c9f728c7b3b7c48f4a77718b312865a5fd4f87aa859ef02fb908c87557dda5ced0d71", 0x6b}], 0x1, &(0x7f0000004e80)=[{0x40, 0x101, 0xce, "7d4c097996b3b8c56d2ffadfc23c6ca6beee4faccb35c533213fdcba25302758f8420adbc2e22741b4d1a807c8cb7a"}, {0xd8, 0x114, 0x81, "275f75d482104b8c9bd97344f93be3495e6083818f8a6f4055ef0aeede8cc34a9eaee39118357a59e46a914809ca4e6212032a007d8cad56e22d8ff80c3a83ffadd750fabfd7f27a1bea935ca0ed20c9fe5b8b6eca3ff9fb641d6f2c18e26bbc31cdab99e8eca8f2159ae89ae2972c058e015234d627da5b43c0d5bb80b16444914f2d661493568195a93e4cdb4917210413a643102c1304d0707e5ce595f4970abadc5f88772427f0f6a3404f1d8d690d90b4813f9945ae9313db8e42f47be4906f8b999fe8"}, {0x22, 0x29, 0x1b, "5df5a69f10d0627c8d76e2f3633b6407eec0689a"}, {0x78, 0x18f, 0x9, "38ddb93249e80f832abb83f56e076651ec3bfb0ce84e270bb3f3dad436752d93aed0c61ba777c27e23608f2b673f1280cdf8ce59a975ab7ccd7cdc78c13826dd309e10d674ae55046741ae265791a6126f5d18764dbc83f56eb275354cc6ba9726"}], 0x1b8}}], 0x5, 0x40100) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r4, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r6 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r3, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r5}]}, 0x1c}}, 0x0) sendto$inet6(r4, &(0x7f000000c680)="e1371b40906dcb0b3ffda4ad183af51da6aeccbffa5260aa60d3eb2f99cccb4559db3c8ac07706a131d4db71cdad29c2bcfd57ff75ec54c4c7d51bc89786bab3b47a2a2059d370c0293aa8d8af0559815dd1514b4d13238f3b45d6c9122a4a52866a0081af1956ce9b14fb56bf3c090675a9b8cac8ae67d2148ca1c23f70990424560c206507417011f9136bee91ec09717edec923f5f3ecf46ce04135fd772460a424544d7b5104c76cc81e598dc2", 0xaf, 0x40000, 0x0, 0x0) sendmmsg(r2, &(0x7f000000c400)=[{{&(0x7f0000005180)=@sco, 0x80, &(0x7f00000056c0)=[{&(0x7f0000005200)="4bec3dfcc8e54ea15506db162225b6d473f8c243859db634e62d3540d796a3af8c5650bd56847abf00ca1ae97603b8441938fc5f633d8fbbe333dba6af70db1c5919f180181248450ec9b632ea68cc1544819349e34642051756387c516369a584eb0f16171a8336af638209a0784b29ce2e3b473309a0b804906d111487113002d8eb7e194a996c56", 0x89}, {&(0x7f00000052c0)="78f8a7faa021fd91f7414dca1bcbd00826979d1beb44d638088062f7e074cc816098d2ff107c81a3e3fa7b8095ab699e6b3adb940eea1cc9cd24b502da4f5aa0ebe25a609758bedbcfe58d6b600cf9a2fdc603fec829da73af597f62993e1aabfb0b95583a8fc77c4f080df996149ffd8254fca07c2b1d87196b6a78c4d461895cd7c982910b39cecd51055bf3f3d5be40902fe322b0ed4b4a38f7b19dac2ce0e91b1dfbe75f46e1", 0xa8}, {&(0x7f0000005380)="c899ad710b", 0x5}, {&(0x7f00000053c0)="fa1cc28d6e011bb68d957ff0875b13ead68be2fb860643dd92757de998fe78c2e5dd479f5eb39017ca27349f54fcf609f956431310e58d402ed477429abcc8c3c5c1995eada5f7a6bb38c678f2b7419e5995f90af789dc0180840c4dc47af79d05730cf03c40db4b560cf4887e2dbd5456fb63d2626ee3131de637c0aaac1f705eb0afa07cc8702d03da15508e194c5d5d5a0aa7377c91a89c99eecf15d2eb22b7b401c0a5e161c4ef11afa6b2210aaabef7f79e1360e29fad86ea67e1229d3b560ef723f9a914fd693e29ee4645e84f28f41dfaf4d73de0272e60f29695305b52cfa8dfa4a7d198f40e", 0xea}, {&(0x7f00000054c0)="3ef7964e37403bd8d584f5fc7b446dc3da83ed35339f570ae2a53594c470432a1575fef185866dc8fe145a0dcde9", 0x2e}, {&(0x7f0000005500)="a19c35c2c8dec36b55e5339851930bbeb54c36dda08a24fb6ac4fef85d7477ea9fa59550a60069955f4d40f9ee60b89d750cddfdbdf8c2eb35b38aef136d2762925ef773877a2209d12210493b3f372c470de2870755d48282e162ad4470dae19762d9420a7ae97df21ac38068406122f8493f8cebf6d38669293193472764152a7d60354589c08215fdffc89797480d79e6c3d9b192b7e72f2bdfbae2b7cd4abe259502cd30", 0xa6}, {&(0x7f00000055c0)="d97f22526cc77af49d4bd38f9a07f324959214a8c75a80207d5e1310e6c8198d40bb768801dd79f091f2aa8e84ae89353cf90007bc68f441f55e7711b4ea3155e68f3b95ef69ce70dc28c5fa1ba612f09fcba9646ec57f11167a1da30e8633688d1fe22f7357056f232e40fc96ac1470b0d8276e10d49cee986ee6cbebd45df21c62ab253d5e92079a8cf596877cd79b27e6ee6af993a2886f28a08a2bfadea2c24909df9bc83b4d68e9d96e0d8166e763978d32d43eafef2cea2926650964994d0897", 0xc3}], 0x7, &(0x7f0000005740)=[{0x100, 0x116, 0x80000000, 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&(0x7f000000bf00)=[{0x20, 0xbd9cd8e673365863, 0x0, "f6c4ee00105f9ce94c4bdf0327"}, {0xf0, 0x108, 0x8001, "e7304bac697a79cc1cb3af3484a38d2b9ce2501edefbed45a52751584c92d61bd27ddb33aee0159e2fa9d5f709884dba9dd221ae39d449470c69c9f084d16ed68323ea8d1cf82cd41b1faeff0761ad744826f6bd5851d9d5e05bf1657c3385c6c2a9eaf9cf5c14822410b65e2c9f6dbe5e33773d94ea48cdc7366df5149d98b11739de285b606d4dca1fc96e873f74dbb469b6ca21f8003602f79fc8e6645eaebec15943faa1b6371e102bfcd92c1ff3629e78fce714542cdef72a87dc5a064cb50b71faa7c95bba8c12f5941a3effdead3f63d9f4ac0f470384"}, {0xe8, 0x116, 0x5, "023c7cd27eff8a92fe2ab3df8410599af76ad5a2539d86c1e7772411b510aa065be9fc9ab4ce5dbf7a36633f458a17140a8bf6ab7aa003f03a7aa74d93faad0b089451668f4c10e96ca880079d6f23465ad3d5fbb45d68ca22d80ad973639ad0a5607c6866c39842460f2c3e7343fda7d975440eeb0b6438f80e9fa4fe08c7a90f6f1bfbc7bd20a48945cbeec9b8806fff4b65cf59aee446b8263f690c6d21d85bcf5f96262b5e5eb1a47239084284617992ec580457cb8cbec4421f6fb1adf2601dbcd75dec853acecff228b2c34df4ef08"}, {0xb8, 0x3a, 0x2, "892d85cbcf3546549e4dc750918fdfa8dd6264758baaef13d1f21cb665bfc5e637f1dace5a25fff1c80ec75f9493adddd24751ad0429276b0c03e6f39c7f7de666bf04eb17a3e3685e2a1befc6a820986a26b4ccfa6268c3dc8e4de46603122bdd06b8b545e53900747e1fcd71290261549f1e7a8707e14a2d29bdd73d798ef5b23ce78dba67ca99eab46ec8660b2555b9778b6e5b198160b2f9d708ff71e9146fbe"}, {0x30, 0x1, 0x80000000, "166d365f609e6ca5ec2e5014e994792fa5eece06e1dc3b2e1c"}, {0x108, 0x112, 0x0, "5cf2cfa059a5660877b256d3ed6c398a46666e06443af29c324e52026e5396b4d19dbc1c51048acfbc2586ceae6defbfd6016a19b618030e8b0b43dced2941f6e2bb8abfd5f8f7b9339a61a3f5d99a794feebbfcc75b5b02e868d7adc4f3426c9e2c8a4c4ebb60457c37ffc01fbc72e085debcecff6cd0c16089b1f749cdf5d5a4db205c96551df4d5d223672265e1bf6b40dfac61552c3c85589d05f93eb16274167120b703da604ab7bcbc02f05912060cd6def890091d37707656408a1cda66637de65857b3352e0fb8523f62b02f9e86d3faf319febc01c48a7a6383d3cd35345a2f3af663440d33028315b766fe0e90eb460225"}, {0xe8, 0x112, 0x40, "fec2ba290d7d2f993163f25d5eee395a9aa9159db35214dceb4fe18d1037930d0f7d755f35ba5a53f2db4739425f6d520cbc67b6d3e47da16c3ff5edd6fb2df7d9c6e915ae2939ea6af48060624939661c0351c250fb10fe26206837f90a2bfde01c198432b8ef6ea2a57db61cf42fec207954f967cf6d1e46fff1815ffb0d0aaa8b2146c16f0e28d942872876d2370851ab068568eee7f1888826e84c19b0450f39d16146f54a4cb83298a61c84a9c6c47649de6fe66330aa593b7fd7bfd20af7ee82dbf86848535f3cfe602386001b2f7749c01a90"}], 0x4d0}}], 0xa, 0x8040) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:26 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x101000, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000fe5000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f0000000040)="c744240014000000c744240206000000ff2c240f01f8c443e120e0130f201c672ef3460f011ce9c4837904b60000000099c4a1f850d6b92b080000b8df000000ba000000000f30430f1ab900480000460f01c4", 0x53}], 0x1, 0x0, &(0x7f0000000100), 0x0) 11:39:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r3 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r4, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r6 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r3, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r5}]}, 0x1c}}, 0x0) write$binfmt_elf64(r0, &(0x7f0000000080)=ANY=[], 0x10132) sendto$unix(r0, &(0x7f0000000080)="63b66d4f8de48283ef8ac67c2f9e3f1dcd48c03cee7f6b04085eeb95168fa2fc43", 0x21, 0x4000, &(0x7f00000000c0)=@file={0x0, './file0\x00'}, 0x6e) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0x1b}, 0xfffffffd}], 0x700, 0x2, 0x0) ioctl$VIDIOC_QUERYCAP(r0, 0x80685600, &(0x7f0000000000)) 11:39:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20614, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 453.508733] EXT4-fs (loop0): failed to initialize system zone (-12) [ 453.515714] EXT4-fs (loop0): mount failed 11:39:27 executing program 0 (fault-call:0 fault-nth:91): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:27 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) r3 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r3, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) r4 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r4, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendmsg$BATADV_CMD_GET_GATEWAYS(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="2000f712c869b5d8aec7000ba1ad7700000000ffdbdf"], 0x1c}}, 0x0) r5 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r8 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r5, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r7}]}, 0x1c}}, 0x0) write$binfmt_elf64(r2, &(0x7f0000000040)=ANY=[@ANYRESOCT=r5], 0x10132) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:27 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f0000000000)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20615, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:27 executing program 5: r0 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r0, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r2, &(0x7f0000001140), 0x0, 0x20, 0x0) fallocate(r2, 0x81, 0x1, 0xfa) connect(r0, &(0x7f0000000040)=@sco={0x1f, @none}, 0x80) 11:39:27 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) dup2(r0, 0xffffffffffffffff) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) [ 453.658322] FAULT_INJECTION: forcing a failure. [ 453.658322] name failslab, interval 1, probability 0, space 0, times 0 [ 453.714648] CPU: 1 PID: 30805 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 453.722634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.731997] Call Trace: [ 453.734642] dump_stack+0x1fc/0x2ef [ 453.738288] should_fail.cold+0xa/0xf [ 453.742107] ? setup_fault_attr+0x200/0x200 [ 453.746441] ? lock_acquire+0x170/0x3c0 [ 453.750439] __should_failslab+0x115/0x180 [ 453.754689] should_failslab+0x5/0x10 [ 453.758504] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 453.763629] __kmalloc_node+0x38/0x70 [ 453.767447] kvmalloc_node+0x61/0xf0 [ 453.771174] ext4_mb_alloc_groupinfo+0x112/0x4b0 [ 453.775949] ext4_mb_init+0x985/0x1790 [ 453.779868] ext4_fill_super+0x7308/0xc820 [ 453.784144] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 453.789268] ? snprintf+0xbb/0xf0 [ 453.792750] ? wait_for_completion_io+0x10/0x10 [ 453.797427] ? set_blocksize+0x163/0x3f0 [ 453.801505] mount_bdev+0x2fc/0x3b0 [ 453.805143] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 453.810263] mount_fs+0xa3/0x310 [ 453.813646] vfs_kern_mount.part.0+0x68/0x470 [ 453.818155] do_mount+0x113c/0x2f10 [ 453.821798] ? cmp_ex_sort+0xc0/0xc0 [ 453.825525] ? __do_page_fault+0x180/0xd60 [ 453.829771] ? copy_mount_string+0x40/0x40 [ 453.834166] ? memset+0x20/0x40 [ 453.837459] ? copy_mount_options+0x26f/0x380 [ 453.841969] ksys_mount+0xcf/0x130 [ 453.845522] __x64_sys_mount+0xba/0x150 [ 453.849510] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 453.854102] do_syscall_64+0xf9/0x620 [ 453.857919] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.863118] RIP: 0033:0x46753a [ 453.866326] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 453.885421] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 453.893138] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 453.900423] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 453.907701] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:27 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) r6 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r6, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendmsg$nl_generic(r6, &(0x7f0000000100)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000600)={0x1dc, 0x2e, 0x2, 0x70bd27, 0x25dfdbfe, {0xb}, [@generic="9789562df280790f1cbe7f0b2c5089325bfbaabde8fae6b3f5c72c7bb6086a99bdffd1eedd1ace692ae9fbb61e06af46ea930fe12c45845c3801fdb6e1b149d72fb478b8114976bb5b462e25a86a3610ebb96183386091870c3f98fcf9759555f6e36adba89cf21b7217fb26985aac88b58e4ababf3113b1fbcaee12d23b5fdef2b793dc6e621bc6046275959b21b4154e96a2be5744c43831c0ef3c6c303f13978e74b961f62294a1f6a25015ddd094ad763bdda88f5d86f53e9c8acc6ee300efcb6df0a4eaee758aa229dc62", @generic="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"]}, 0x1dc}}, 0x20000000) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) splice(0xffffffffffffffff, &(0x7f0000000000)=0x7, r5, &(0x7f0000000040)=0xfffffffffffffc70, 0x0, 0x4) 11:39:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f0000000080)=ANY=[@ANYRESHEX=r1], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}, 0x44}], 0x1, 0x2, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000000), &(0x7f00000000c0)=0xc) 11:39:27 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$VIDIOC_SUBDEV_G_FMT(0xffffffffffffffff, 0xc0585604, &(0x7f00000000c0)={0x1, 0x0, {0x8000, 0x0, 0x0, 0x0, 0xa, 0x2, 0x1, 0x5}}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000040)={&(0x7f0000000000)=[0x6], 0x1, 0x0, 0x0, 0xffffffffffffffff}) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22, 0xfff, @local, 0x3}, 0x1c) [ 453.914978] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 453.922257] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20616, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) r1 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r1, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) write$binfmt_elf64(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="97744d673608a572d6168c3e87d36a1ab9dcf65763c15bb01e6f67c4b4f95fecdabb16e3b14f4874441e4fee2a05d6e16fbff8dcdb9df331754631c711d83b71b68a5f7eb70996d88a8d66d3c92124f70fb1844483d882a783c27d6cb114356b931177d638d4377e1ac0b6087c2c82c95beff33430e79513448ed44e2e506ac1ca3d75b34452fca36e67649695a6af89d13d6b117457a7e6ab948d46472de3516615a19b78b93b5b050c67e484dd563ad7d5b216901880347a3d1d32742001f759d7a1fd5ba8c634195066729d8b278f79c07f9a6d643dfab2e91976c359cb2707ddbe05"], 0x10132) r2 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffe2d}}], 0x1, 0x0, 0x0) [ 454.152650] EXT4-fs (loop0): can't allocate buddy meta group [ 454.163636] EXT4-fs (loop0): failed to initialize mballoc (-12) [ 454.173731] EXT4-fs (loop0): mount failed 11:39:27 executing program 0 (fault-call:0 fault-nth:92): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20617, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:27 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000000)) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) recvmmsg(r5, &(0x7f00000007c0)=[{{&(0x7f0000000080)=@tipc=@id, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000100)=""/104, 0x68}, {&(0x7f0000000180)=""/119, 0x77}, {&(0x7f0000000200)=""/163, 0xa3}, {&(0x7f00000002c0)=""/213, 0xd5}, {&(0x7f00000003c0)=""/184, 0xb8}, {&(0x7f0000000480)=""/109, 0x6d}, {&(0x7f0000000500)=""/203, 0xcb}, {&(0x7f0000000600)=""/164, 0xa4}], 0x8, &(0x7f0000000740)=""/99, 0x63}, 0x9}], 0x1, 0x11041, &(0x7f0000000800)) 11:39:27 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r3, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r5 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r4}]}, 0x1c}}, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r6, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) socket$inet6_tcp(0xa, 0x1, 0x0) r7 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) listen(r0, 0x8) sendto$inet(r7, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) r8 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r8, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) write$binfmt_elf64(r0, &(0x7f0000003280)=ANY=[@ANYRES32=r0, @ANYRESDEC=r4, @ANYRES32=r3, @ANYRES32=r0, @ANYRES64=r6, @ANYRESHEX=r8, @ANYRES64=r7], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) r9 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r9, 0x8933, &(0x7f0000000280)={'batadv0\x00'}) setsockopt$inet6_tcp_TLS_TX(r9, 0x6, 0x1, &(0x7f0000000040)=@gcm_256={{0x304}, "7b1d75125195972e", "5805a479179629617affa47662888652fb046a249d8bca6058464ff63a3ad459", "8e1bba0d", "d8f6370c014b2417"}, 0x38) 11:39:27 executing program 5: ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000080)={0x1461eb7394f809ba, 0xffffffffffffffff}) write$binfmt_misc(r0, &(0x7f00000000c0)={'syz1', "7a355e88c7f5cf90dccb936dfc1cef8a895f67b9faaa4c"}, 0x1b) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYRESOCT, @ANYRESDEC=r1, @ANYRESOCT], 0x10132) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='devices.list\x00', 0x0, 0x0) ioctl$KVM_XEN_HVM_CONFIG(r2, 0x4038ae7a, &(0x7f0000000340)={0xc99, 0xc0000102, &(0x7f0000000140)="6e395a52d4a2d1d5f45f4dd9d64b8315aa22cd2787c83d26e16f4f0df25d9dde7261db3d57eaba1981b1492c8142d2ae71f0079c5b14650740e62370ad9377002044efa69a64ef0ed7fa1d95d17e3dfcfbc27ad0d6506d601a64a0103f63492ba736ccc8c9a12b8ef9f32792c5dda8652a6013b65aed66322656c6dccc192eb3a0c70a52875147ee9da614881c8b10555cc1d7f80d09e9b9dae2ea5d442012cecf0e53c7d9a1d0d8652ed2b6eb069eb233f357dbbafa0120001512d5bda0201f4b88e5f41b115fd8a63ae75581011c4b1a49ef4ecea1ced95ced731dab36a43ddd94eb3704c4", &(0x7f0000000240)="a3d9420b0f28ccc541d18d9a16c99bc0d45fa52d6aad4ab4165feec3603ae5b2ab786570c37811e42cab4ef5507993209ca7be5dc5a9972b788a4f486f341448ee4e9796ed235ca335d8f9991e8de28c03b7d6f088a7c382a8e59545e65db2ec798a5837a13b91741e06af092f27c0afa3a0fe55da97a5fa3a9922ce2368b23be350f025ee013fa0e8a6f017ceefb25cde965133a52b2495f63cfe4a376b0abafbbee719cd935602bc9d2cb8cf8248e610e34048e7213fea7876191eb2af74aaeacfd4a6597b04a34689ef49c7d91d", 0xe6, 0xcf}) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:27 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}, 0x4}], 0x1, 0x2, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000000000)='geneve1\x00', 0x10) 11:39:27 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) splice(r2, &(0x7f0000000080)=0xef4b, r1, &(0x7f00000000c0)=0xfff, 0x9, 0x4) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 454.322028] FAULT_INJECTION: forcing a failure. [ 454.322028] name failslab, interval 1, probability 0, space 0, times 0 [ 454.370694] CPU: 1 PID: 30865 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 454.378628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.388024] Call Trace: [ 454.390639] dump_stack+0x1fc/0x2ef [ 454.394294] should_fail.cold+0xa/0xf [ 454.398114] ? setup_fault_attr+0x200/0x200 [ 454.402451] ? lock_acquire+0x170/0x3c0 [ 454.406437] __should_failslab+0x115/0x180 [ 454.410669] should_failslab+0x5/0x10 [ 454.414458] __kmalloc+0x2ab/0x3c0 [ 454.417987] ? ext4_mb_init+0x92/0x1790 [ 454.421949] ? ext4_commit_super+0x6f1/0xb70 [ 454.426346] ext4_mb_init+0x92/0x1790 [ 454.430139] ? ext4_setup_super+0x5f3/0x9f0 [ 454.434453] ext4_fill_super+0x7308/0xc820 [ 454.438696] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.443789] ? snprintf+0xbb/0xf0 [ 454.447267] ? wait_for_completion_io+0x10/0x10 [ 454.451924] ? set_blocksize+0x163/0x3f0 [ 454.455979] mount_bdev+0x2fc/0x3b0 [ 454.459612] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.464703] mount_fs+0xa3/0x310 [ 454.468065] vfs_kern_mount.part.0+0x68/0x470 [ 454.472575] do_mount+0x113c/0x2f10 [ 454.476196] ? cmp_ex_sort+0xc0/0xc0 [ 454.479899] ? __do_page_fault+0x180/0xd60 [ 454.484122] ? copy_mount_string+0x40/0x40 [ 454.488352] ? memset+0x20/0x40 [ 454.491621] ? copy_mount_options+0x26f/0x380 [ 454.496106] ksys_mount+0xcf/0x130 [ 454.499659] __x64_sys_mount+0xba/0x150 [ 454.503641] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 454.508225] do_syscall_64+0xf9/0x620 [ 454.512032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.517213] RIP: 0033:0x46753a [ 454.520403] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 454.539303] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 454.547017] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 454.554275] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 454.561547] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 11:39:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20618, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 454.568810] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 454.576083] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:28 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) preadv(r0, &(0x7f0000000200)=[{&(0x7f0000000000)=""/213, 0xd5}, {&(0x7f0000000100)=""/160, 0xa0}, {&(0x7f00000001c0)=""/20, 0x14}], 0x3, 0x9, 0x1) 11:39:28 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) ioctl$DRM_IOCTL_MODE_SETGAMMA(0xffffffffffffffff, 0xc02064a5, &(0x7f00000000c0)={0x8, 0x6, &(0x7f0000000000)=[0x0, 0xc8a6, 0x101, 0x1000, 0xac86, 0x8], &(0x7f0000000040)=[0x6, 0x1, 0x7, 0x40, 0x4], &(0x7f0000000080)=[0xbab, 0x9, 0x2f1, 0x40]}) ioctl$BTRFS_IOC_QUOTA_RESCAN_WAIT(r0, 0x942e, 0x0) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 454.663407] EXT4-fs (loop0): failed to initialize mballoc (-12) [ 454.672353] EXT4-fs (loop0): mount failed 11:39:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x20619, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:28 executing program 0 (fault-call:0 fault-nth:93): syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x4, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x10c, 0x400}, {&(0x7f0000010200)="0500000000000000000000000000000000000000040100002b", 0x19, 0x560}, {&(0x7f0000010300)="000000000000000000000000000000000000000000000000000000001481910a040000001400000024000000d9000f000300040000000000210d5cf20f00e6ef00000000000000000000000000000000000000000000000065789ee9", 0x5c, 0x7e0}, {&(0x7f0000000400)="00000000000000000000000000000000000000000000000000000000520b0000ed410000000400002cc4645f2cc4645f2cc4645f00000000000004000200000000000800050000000af3010004000000000000000000000001000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008669", 0x9e, 0x9060}], 0x0, &(0x7f0000000580)) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 11:39:28 executing program 4: write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000100)=ANY=[@ANYRESDEC], 0x10132) r0 = open(&(0x7f0000000000)='./file0\x00', 0x40000, 0x1c) ioctl$TUNGETFILTER(r0, 0x801054db, &(0x7f0000000040)=""/150) recvmmsg(0xffffffffffffffff, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, 0x0, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8}]}, 0x1c}}, 0x0) r1 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r4 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r4, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r1, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r3}]}, 0x1c}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHG6RD(0xffffffffffffffff, 0x89fb, &(0x7f00000027c0)={'syztnl2\x00', &(0x7f0000002740)={'syztnl1\x00', 0x0, 0x2f, 0x7f, 0x4, 0x10001, 0x48, @empty, @ipv4={[], [], @empty}, 0x7, 0x7800, 0xcc, 0x393a}}) r6 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r7, 0x8933, &(0x7f0000000280)={'batadv0\x00', 0x0}) r9 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r9, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r6, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r8}]}, 0x1c}}, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000002f00)=[{{&(0x7f0000000140)={0x2, 0x4e21, @multicast2}, 0x10, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x7b}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x5}}, @ip_ttl={{0x14, 0x0, 0x2, 0x80000001}}, @ip_retopts={{0x54, 0x0, 0x7, {[@lsrr={0x83, 0x13, 0xe, [@remote, @empty, @remote, @dev={0xac, 0x14, 0x14, 0x37}]}, @generic={0x83, 0x2}, @end, @ra={0x94, 0x4, 0x1}, @timestamp_addr={0x44, 0x14, 0xc, 0x1, 0x0, [{@private=0x2, 0x2}, {@private=0xa010100}]}, @timestamp={0x44, 0x14, 0x13, 0x0, 0xe, [0x200000, 0x0, 0x3, 0x3f]}]}}}, @ip_tos_int={{0x14}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x9}}, @ip_ttl={{0x14, 0x0, 0x2, 0x2}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x2}}, @ip_ttl={{0x14, 0x0, 0x2, 0x19624}}], 0x118}}, {{&(0x7f0000000300)={0x2, 0x4e22, @remote}, 0x10, &(0x7f00000004c0)=[{&(0x7f0000000340)="2e9f59283a9377e8928c189c9f2355ef16705d107580", 0x16}, {&(0x7f0000000380)="c2", 0x1}, {&(0x7f00000003c0)="52136532e399a54afc0f7e7f5326cca6714a0677654b96699a7222a69c4ac8c3ac596ffd9397ec3c85fda82b620b8dc4b879fc2f749f2e27f6b10db550db4c7f6c1e85369de5403cccf881c9a3906605d01dba7f6e63bc07e499acaef9becd473db61156bb6dbe24ff9a327e33b6cce7ddaa1373b70eec4fc6d320a384ae913987fe926e5d1fc365385ce9de986e675bc1cc9331e1c1eb83669b0945e7dff134bc39c5b8eef6dd2aef356f34a9bdc933af13ab43f1c5a4c30a9cba5b5b8d680e571bf3672d22", 0xc6}], 0x3, &(0x7f0000000500)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x5e}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x7}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @remote, @initdev={0xac, 0x1e, 0x1, 0x0}}}}, @ip_retopts={{0x7c, 0x0, 0x7, {[@end, @timestamp_prespec={0x44, 0x4c, 0x58, 0x3, 0x8, [{@remote, 0x3}, {@broadcast, 0x8}, {@local, 0x2}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x2}, {@remote, 0x5b76}, {@multicast2, 0x7}, {@rand_addr=0x64010101, 0x3}, {@loopback, 0x3}, {@broadcast, 0x6}]}, @rr={0x7, 0xb, 0x47, [@multicast2, @multicast2]}, @rr={0x7, 0xf, 0xa9, [@rand_addr=0x64010100, @multicast2, @loopback]}, @ra={0x94, 0x4, 0x1}]}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x2}}, @ip_ttl={{0x14, 0x0, 0x2, 0x9}}], 0x100}}, {{&(0x7f0000000600)={0x2, 0x4e20, @remote}, 0x10, &(0x7f0000000b40)=[{&(0x7f0000000640)="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", 0xfb}, {&(0x7f0000000740)="9a18ebea02b1aafe7d249195fa714f7ad92d808bb7e9b847b8901117d613657282348135055677d771bb5330a4d7c90425b44e319f40e17c3150e52ec8fa5065d6cb59710237db66ddcce25758c3562c33b6604182f72441accd5d6ba99759920946b0fa2585d09146c0b2ee1d76cd18eff9af6ae8cc38aa533f89395fcb7631a7f2d194b1793de37ed9b8c9ca37bae3bd8f94c1c22723cc1f27417eab1a9b064ab176065ec8b3be4bb3a54d9018f06a9797e0413f1320", 0xb7}, {&(0x7f0000000800)="1115c6508b621d30572ed4a2479c8de4714992b68c8bac22c3d7c4c26c062353d68007ec3cd38eef257c3b85c453ed33b1226bfa8c3f1431418342a8d67c5f4c0ac5ea9a1750a2b41fb5104c3bf0f0e987a786bca53fb49e5b69bfb9c792ba428ae68a7b15e00c962b7d9cd9649bb8b6f5789d3d4bae8a2d36e0fef7c5f04e0dd18b752157cac2a922a26b689e72ea9bdc3a", 0x92}, {&(0x7f00000008c0)="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", 0xfe}, {&(0x7f00000009c0)="157c3c0f75f957c9aac94f7007aceb9817a237ad162ab46a60ddae51c763b58875a74d7c084f06da7faa627f53c2ef6e999ec343a798f91bc7cb88842be34280fae859b8668a50c9d2a59315fe6cc8bc0500f04b9152c1658f6a7778e8bab6e002a4a56205d58eb4d6a94b67fc7ac141d8a16adcdd21d3c5fb9b295c25", 0x7d}, {&(0x7f0000000a40)="7e900f7f9b19265143586dbe782067b3ed9eaa8a03c2bcaec651e6b427cf625481c4f938de75a13887da0dffc8c44fdbdbb5ff", 0x33}, {&(0x7f0000000a80)="2cb31d486c617ad41fded12a87a6709a7f38b3d12fd67ea3946ed243eceab0195192352caa4a1a7dd01be884ef6e0aa829a88b8cbee4f3a6f3e4d1d3af0796d08d01aecf6f754481d315c6aea67a001707b9d13bdda7e70defd93134324d5cb1ea47b23170d62dadeba036730bf767debd6fadebc439cddd44c11fa024e9556debbf91752200bc9f70", 0x89}], 0x7, &(0x7f0000000bc0)=[@ip_retopts={{0x14, 0x0, 0x7, {[@noop]}}}], 0x18}}, {{&(0x7f0000000c00)={0x2, 0x4e20, @broadcast}, 0x10, &(0x7f0000000f40)=[{&(0x7f0000001180)="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&(0x7f00000026c0)=[{&(0x7f00000023c0)="53572bc3296f03d97686091b50855f33123f24d1ddb2c03ac883986355bb0dd135698f8167c4d4030c9984c417debe1dc52d48911a5cddcc95994048344efa710299a95d9f9ec0ec5f94cf", 0x4b}, {&(0x7f0000002440)="6144cf942059c9eda26f072a3c5ce0b94fd74f7296", 0x15}, {&(0x7f0000002480)="42418d388a3412a2c7d38cd921007097c198f090599acb07d040c3de7235187920c5b05689e6caab17b8af3d8fbc30ba80440a2072a8d54d8f234667ce70c2506e5b34cd7de988c6ed39ad3af39993f9ffda9abd14bc7805b223cc9166acfd81fa374027e433fb77d9c379e408b8ec1fbcef58ee5d1499fdeb003ddd32125609657e9ee19680ec5e95118c35a84d1c3b", 0x90}, {&(0x7f0000002540)="a2306a58140481e5110375aa96fe7e7555d5ac2a8038b084643a4f06ef77e149a749f70f405889d652ab5cc89a", 0x2d}, {&(0x7f0000002580)="86ecf83c72798262e0255b7aa4e7d45f49f0bf53cfc7a84848a176ed7e7a75b4b063f3a9518a24a2eedd68c92aba32e4311ce89b2517def47f8efd0dbc6eae0e425681216e5174dbe675c3c8be84ce1d7b5c", 0x52}, {&(0x7f0000002600)="e0168dd269562eaf432f9a3c0644a3730c42d432104e43c0549f698cf0314c8a2ef6722aeb70839bf390828d31b0dceeddf8987b6809bf8b93abb9957509cffbd1c7ddd004ddcff56c4355b9c80fef218e7fd2fa9623c1413ce6bcb550d9ffba806eec870e50cac0b89a7c2cf32a0d408032e032a16d3b63c344caf9fc2d07447f", 0x81}], 0x6, &(0x7f0000002800)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @private=0xa010100, @multicast1}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1}}, @ip_ttl={{0x14, 0x0, 0x2, 0x7}}], 0x50}}, {{&(0x7f0000002880)={0x2, 0x4e23, @loopback}, 0x10, &(0x7f0000002e00)=[{&(0x7f00000028c0)="a5ab3c2f3f87de6a68dc889dc29168a23f74dd319fa643d56483b30b7cd9c9da843b929ee40fdb7e8fafed03acb4343849cd46adcefe8b9384b45d250bfababfe9116a2bc52d6b2f8e7d9901cc21e343c987ac97cf5ea1fed07575918d5dd4af549316c061515d452faf9de206ec3d459b1a85177230ac7b433e0b4a05c3baeed4c9789d63c69aafa264bda9bef81148e384f3f57e2c09f9fda8125f06ce521a948e7ab99235f5", 0xa7}, {&(0x7f0000002980)="e55d0be7969f45150dd99a47e143470a3d7ce52af8bdced45c1d12fc1fc2ccd1517156b7ae4a82f09b7ac554745237441c1e6931805ad3d6f258456a2512edd328786812e78c50674011242143b61db7f650ae4dd701e55cadc7852f7bc9", 0x5e}, {&(0x7f0000002a00)="678449be1da0", 0x6}, {&(0x7f0000002a40)="b2a26703c6e280707121da58629344a5dae8eee44c52022e8031892dce2e8c1cc386fdb8e658d9a73690e55021e4f35e8cc27e1a919171ccd31a3c10400b80bba0a114e0f2563b1ed0ea9c40423c098cad5c300a55ff24b9c02799dbf3f706230236836d93726ff2816f782e77e7a5b40de55b97ebc6dafeda8850ec9fb0b75595fc4102b862ef5154788d8752b380c4bd5bfc0ed7cc9d7fa35b871a2984b00939652f8c0a00a02143c79ce67845d08d4786cff09411", 0xb6}, {&(0x7f0000002b00)}, {&(0x7f0000002b40)="e7dc14dc50f32ec02f073414b521b0ab778a341a49cbb8896c976f50b46f0996d0da465cbbc5fd86754fa7cfe7222402224f3e0e0e5eb061d4ddadc95b0e061260176e6c0916e8f61181f22035394bc15b8596e6f55c8c8fe5fc0e844d9c8a5837b557cab9e85f1776c63b9ec137d5c7eca8a229fb3f54aebebf25ddd8ef7e31bd8fe04c88aadbcf86415e670404c1e2bc7d3bbf427e0b7cbd7af3fdaf388cdbb51f6ea933f132958d090aa1928a021e168696ea32deb4131d81761ca6b5a8c1fcbd9574b29979df4c49ebe5f994473afe09dc7d83002bd07f5264bb7238bc570efe4a4f225e5acd834c5d2a", 0xec}, {&(0x7f0000002c40)="dcae4044125a97aa5f3c", 0xa}, {&(0x7f0000002c80)="0e810d3801fd5c43bef302122f9f5cd0b8d1502cb5607977a3eaa2d024edb0f30cc769932f6b80b34753c4b5317ef7751f06899d254a94d991b1ab3ce55bacb3b77dc16a183029d956f0a1f86b115992f453cbd5e6bd35816828d8b5c762f249d8e483ceb2f7ff5b3a69afc3d3021b78b6cef65e2f290e9c35dffa4ceb9e3fa3b0a8c4252e2cb9c64a3ef57266b510d42aaff0638e6a56667b047350e98da8e3b1c22261c4da33", 0xa7}, {&(0x7f0000002d40)="82d25f3eea651f8a91ee6ef9c5499121d67ee790378bd21cb7d14ca3a3597130969b6cf629acad8b06c9a6ef1c213630b30a70bd16beff36a588467ec57d1e97e01d27bb7034a50e78ff94188bf7ac5369b0cca8051e527753fdd3b4634749de053ed1ac99641786af8420a6b16928198beed80a9e375809beefdd6db50e74e5ec5b33143e056b994ebb46b0303d0e44619b82cffe9bd1a721b222d653ce3ec13db53d857cf07b546439", 0xaa}], 0x9, &(0x7f0000002ec0)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r8, @dev={0xac, 0x14, 0x14, 0x1a}, @broadcast}}}], 0x20}}], 0x7, 0x4880) [ 454.869661] FAULT_INJECTION: forcing a failure. [ 454.869661] name failslab, interval 1, probability 0, space 0, times 0 [ 454.891538] CPU: 1 PID: 30902 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 454.899453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.908811] Call Trace: [ 454.911420] dump_stack+0x1fc/0x2ef [ 454.915064] should_fail.cold+0xa/0xf [ 454.918880] ? setup_fault_attr+0x200/0x200 [ 454.923211] ? lock_acquire+0x170/0x3c0 [ 454.927207] __should_failslab+0x115/0x180 [ 454.931457] should_failslab+0x5/0x10 [ 454.935267] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 454.940377] __kmalloc_node+0x38/0x70 [ 454.944193] kvmalloc_node+0x61/0xf0 [ 454.947897] ext4_alloc_flex_bg_array+0x119/0x620 [ 454.952730] ext4_fill_super+0xbddf/0xc820 [ 454.957000] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.962112] ? snprintf+0xbb/0xf0 [ 454.965562] ? wait_for_completion_io+0x10/0x10 [ 454.970219] ? set_blocksize+0x163/0x3f0 [ 454.974272] mount_bdev+0x2fc/0x3b0 [ 454.977887] ? ext4_calculate_overhead+0x11c0/0x11c0 [ 454.982981] mount_fs+0xa3/0x310 [ 454.986344] vfs_kern_mount.part.0+0x68/0x470 [ 454.990833] do_mount+0x113c/0x2f10 [ 454.994451] ? cmp_ex_sort+0xc0/0xc0 [ 454.998169] ? __do_page_fault+0x180/0xd60 [ 455.002409] ? copy_mount_string+0x40/0x40 [ 455.006643] ? memset+0x20/0x40 [ 455.009932] ? copy_mount_options+0x26f/0x380 [ 455.014434] ksys_mount+0xcf/0x130 [ 455.017964] __x64_sys_mount+0xba/0x150 [ 455.021933] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.026503] do_syscall_64+0xf9/0x620 [ 455.030296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.035476] RIP: 0033:0x46753a [ 455.038659] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 455.057547] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 11:39:28 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r0, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='ns\x00') r1 = socket$unix(0x1, 0x5, 0x0) r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000000)='batadv\x00', 0xffffffffffffffff) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r3, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x1c, r2, 0x711, 0x0, 0x0, {0x6}, [@BATADV_ATTR_MESH_IFINDEX={0x8}]}, 0x1c}}, 0x0) sendmmsg(r1, &(0x7f0000004400)=[{{0x0, 0x0, &(0x7f0000001180)=[{&(0x7f0000000080)="e8f27b8887371102b118f359886fbae628f643ce2f588d7c2e2f46d255d3b402f0da054642aa2b65419bdca8a06d5cb3f0e060d0336b2b3061cc9f7d71dd976e9b7fefd84ad892869b21c04eedbb8b8b8e42dcea2eaece81f6f009101f9deb3f74847d1d34f1167b06ffb4dd8e189130f862b1d47a899df4a4a589fbd888691314de9eeeb964bd92d3bf4b793ab14c3a817ba888b01e59b7adba93b51032ff4b3a5126edea5d9e78262f6abb7cd6e696967db8803b1583945b243a27ede1086d342eca0d1643d9c4990efff880c7443bf34aded41ea407af8d2c6d4c15135206bee23ade671623b33bfd4632ac3b7f73682baa2d061bbbe69464e94d0d61c87f8ac2e753170ae8b01d5dc9ac533b9934e387de1f52fb66e7f14db48f067c74f6095e4c308ea7623ce30dfd112e9ee95a481efdecc0afd31d24d81c3859498f9dad7eeb2eadbf298c3fa65a6541e96df7aa5725e4e6040ca678d24f1e74d7f104ff22572bd059fd4daff228dbe492e9cd1da7feae698e6cee331d04cda81098e04e0ac403149f901834a54fa289b0cd301ad716510cc2f9df5a9cd5b817ceb2ff8edb24e962e848d0295d66edd2ea867ce91e2528cc6f26c9e2743fa642cf6607d854da03e91440fafd99c858a2c3cb60255edc37dd4a0ed1e23da3b2d5e357d263c07ca1bc73cd439e6264387e54e198ef7c08fddbeff4d5b97f24460cfbbd1dd1037629cb36d66038ec88e950aac09646e01ee0f3ed957250a8f4dd14234ff045984798b147d3f0b9dcb26126f876809fb01bf894bb246c3582cbfe8876055395fefa6d9e1fb549ba4d69a2b5472186c4b839a4ec8d57bec0ccdb12117e5a55e925dfac1bf806bebe6c2cd88d2ebd1afb43f086845ed52c7cf6c57dae9994d9a823ee415894f4ae8a0fc5a43b05c489c1aedaf86f3fd0f2e5d422c07f201e69b00aaf612a9e4995001bebc274a25a41416ac6529731693ec0326e868bbd29fb01663b5919e3eb2dc89752cebfd3005e698a29548c8609e4a08695a0e00cd6e03ec44d969c9adce1902db6de63221dd94d0b482cbf152b7bfe3217746a7e9f1ce9166af25a79671a04243aa01df291539b8983b13e4fcb3284731476cb5817f5c410ee3423cdb12f814fa174a5595e423a236d653cb9f6601c2629c87479ff3562da8e820eb76e606a7bb4773908e96e7e402c00885a0649ada49b76047ec7ab48ac0b50afd53d751b89792f4eabb23dddc84532a882dff80b72fb33540225c67847747e2ee69ab9397a08f31c98f3dcf8a50faff02cb11986a6481eeecba27107addd88b899cb0f99403a64aaec17c9c0d5ee96653745c26750395f9a66a75963999597ac957e1931e90d5318748b46a2ff14a4e885d11e4acc64fbde57b44e692e8d3df41d9f3e89ef281e51ae3cf1b855165958967a377e66e6ceac1621acb571f4ab1408e654d9651fea5ef1fa883a0f3e36628142498f43cb7c7083f96aa7768c6dc67f4ac8cc4dcbb73997b83d53a148cb7f329e936d24017658fc2bc203b6c429d80afc95c3805ea71c5611efb16ad76971028c28df8ec2c073f726ba72f569f7375fba3f36368eeb21c4140d8c678cff3d45488e1e10678d539e9bf8d62460f6797c7299d5bdd3222ccb82c576933f083a5353cf3c0478916a21eb88dbf213adcfa5766c67f049fe660f51672a4151ca1510578cdc74534be3044201eea0820a8e6cf5032e9428c78e5781a29d54201af581c1fb10f666bcecac4d346a91406d38dd335b2d0f71a000a2e075fd4426fc7cc40f8412acb0a83e7017edfb68b640f8a22b7b5369295b71065863167bc48cdc7e47a68647ebaaa788ecfbef766957194dae0be0e1128a5071e263f5d1ca19f3cf63ea4f61edacc31077f702a137e5665c142fc12302659875d578cd4ce2833f0485fbc7dbf5c925bb72fb051c5d32e3d91d904d192fdfb3054bc144f5a7a84603923fb34aad594439b9d91e7b9cb0ccef74c9ddbf840ce6b2e1d51b438a9daf70dd8ebffe85489b2b00e49f04164dbfa9b3bd4bf07cb29954906ac907f39c07d5ef231002674d7c2dbb9a143591019f5385731656a4a2f696421fca34d22a8d6e64007629c77dc9b31dfaea11d24e018f3bfa7518e98255df8945da7940319aeaf6ba02762e5f6ba214e822daccde9548d4a9c44c115b945639d8c2eafe1b773d6493cb8cc9c3c2195fbcfdac1370215b977890949a031f33cf8ffb031a51ddeb6bf8d845dcf0e204bf4b92820ebe36920dedda78803f5b00012f4d18fb907be1949396a7f2ae7cba218be9c2f8f78c25585e60e7c553ba2044ad0a4452bfb32623acd41896a063ad6ff338d1636d2791cc5e8c7f02e7f0fd770d7a66461ce36b83e1eddf36dc091174e58cdf6c62a7ac05a00e1ea6a19ead1ab14f776e88504bd1924c0db1efaabf0e025f33ff2bfcc214255a9eee8812913a4702a035cf46e8e1a4847de3f740918e18442b2a4ca7ff073abe4a4cf3484b79948e29190ca1545f77ffeea953a440686538ed270fd710565dab4b74946fbd0a3e2974a5e2eeedd4b01d1798f460d658287944f58c886c419227f454581a43bcfd101ec608f2e356a86ef65187b06c6839203c71532e1146990849e5dd93c379bd8fb87f8b83461720998b21bfaf73edfc970358f432a75ce7fdbf0363b4d41e3806ae4fd475d3cbdfa64b926ddba61b3323739c6c0d6131048de6a2e611451064c402ea563d8b7b1cc07a2bc6f768f479afb24cad78f89b4505ef45cf52df8a42316e63ab672da7cd7b03e7cc5d11a920ceaca951616ddc1fab7cec64f4f58153f806db462e8e02c77008f832c1cc6a58c29e5101bfbab1bf63088acaa92267a95bcec8dabc848dc6384492e81f48301899a477d8b55412aa687ba143a734ab326d2c8a2ee5c634675f1299f1c22a581e74bb7545357461ea07c1b98e8aa2f6225c4c6f82faed6db7bcee711d0c383da60ee36cc7982dddccc05879a6663ab242b2616d0b3e25cc490f37a95180a7ab9c985c9715d357efdc6cabe6b515e94cb0e7961fd032963a2874c782c57c14911be4191e71300d4b5c74414eb1a1ab3616373ec57a57785a09496ad685ead191a2e7d3c121e94b79569440b987c7f9984191aa43c88f0c8c31ecf79ec18a746a74042966efd0bf8b07b54157a1eca1beb365216c5c778419b037421c501264e8b9255b7403d7faed8e4672efe92f39d9e5bf09ba356d429c9e9e9ae594dc1d07f389c8317086c2259ce4dfe5319539fa7f8f072cc72487e75eb7196b4b03b6360a656c5886f1f9ec8e064d9bab83fd715abfa98bbb2d1718e568ebb9fa2019bb3b4d8798168101272c0108e1ba6985cdcbcf27ef0e1bf7a5ddba6aab1ee6cf9fea30d970451b9582779484cb180e8ae6d5103d3e8502a7080df3049f478c6e11c5f5dc22a73d7329611cc81f9d083811a13aab22105486b5b952c5c8ff1e09e45752a892f48b9e1163532f476a48638e215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0x1000}, {&(0x7f0000001080)="28d2f781704fbe2174b5571be49acfd25833f4bb71c9a014d71b26f508625ede2b82a2d65ee64c2c9854180eb89a9424d6431f80f18dc4c409fdd0fcbacfb9025255b2c30d13faf07cc1d28c38f498708523bc6646f2b58aff7d907b2e707ef41efff6badd3a4fee21f370dc3c5f150b953d6437e643bfde5c2ffff4509919257cd331fb7d4e04f758c5827d443dfb2da2503a0108d23a1bddec4b4be41786708f1c2cc90bcfe1f003cbd028899f11fa", 0xb0}], 0x2, &(0x7f00000011c0)=[{0xc0, 0x117, 0x1, "c3966203a972b3ee5d4845562a030c7028fecc459535fb36c771f1e38058ac6d0a46c7ddd3c7820d0b68aae66ee0902d8b5b052894792554a092eaeb87b36ee41a30eb5f5f803da39220e4b4ec58f844d4bcdec032cf8aaddc70f385f0dc6f383cceb8dbd64c23e18a37dc621fb3b5e4e001b49b656baf1c9476762fa59cfb4e03e2244016f4cd41438339f58b2ddf8bf39e1be0afc9192113e6f5507135ad931682bf8d9a8811c4eedf"}, {0xd0, 0x0, 0x81, "55a29c8ba18ab78c060518d20f7bfc01e2bc8e853a48f8a8563985e27172915ec1e2eebf0c668d869f7ef83cf1835bda0491c6337cb891527fd2b2d70bc9406d60b1ad65bec0fe46d5ff79c0f4494728bf3cf7732dd174787158e5a839ad33aaa9a571d3a742bbebb3f5b4c6f9bb2766a16fc9c116c8c09c5151f4046c7cd7dae88b1ead071ce670ef0ce164c05d580b79270b1d65cae87a8dc16713ef2ba4ec50c36338504b6a2842ec9c795afd15db1b93e198b564767c4c7d91bd2ffb6ea1"}, {0x70, 0x1, 0x9, "6ee4ec5846e399a5e44910588763c4db278abb88100a036f397f8922695094dbd1a3c7eed7313a69df345aaaa88d194863e9dbf38255fada6502b633834f89d9f7d3eee7a36f1f3cefc823f5a3c545a1993ca8539a7df36f8053"}, {0x68, 0x113, 0x1ff, "6bd4dcde3bce3819bf931668c11440c120f6475133f9480c80f051a6f60ac0fb4b9b009c87b230da823415845532ad7e0e03fbd6cf5dd068c90a720b240dde2f27f8a9692b6cc4392ff1f1e2694af5296e73a9e4"}, {0x98, 0x104, 0x9, "a9a1e6b86d0eb0d3ec0ef98f1edb6a99dd6c8e45cbfd6844da5f245058ca17989d57dbad0ca98f7a4e77996aeb69bfef331012e205d27b35bd22ea56c4589a03c3f0afaaba2743edcb85567db6740d81d16c383a37cf34980bf647df0c12ea1b094ead95901d34757b62956897b064fabe62de16dad3b94b8717c555161cc4b13fa63785124164d6"}, {0xa0, 0x114, 0xfffffff9, "b4b366f8c9929f144884be7dbf4768bf36f2b9481a66f77f56c40e68e48f3f757ebad22fad03e6add616d6f65c9d51860ed65fae8d7abfa676b3b6a790cb159ee726a1263e3e36e09b0724ff5234903a9c88361ec80527a24fede37eb66b9f1116b7b6d0b9f364b7272ee266c424fabb35a7259d2f5693de3340e22fd5f60a52931e2cceae19c20e724f1225"}, {0x20, 0x109, 0xfffeffff, "f892774b4247fd4d81b3"}, {0x90, 0x119, 0xffffff8a, "dba31b9b3bd20e73df5b30d572deab7ccd57c143295dbb9138e276d1668d4a9343579d991d1298b8aef3fb3d8e07591211cee0699e9ebe4f31e2f2ad79d5d9f6c0af8f382fc7d395561246183353def7b3e2912c59ffd993a24ec705b637ecf871fdc4be7f2c577b3bd33f478ec94bd8f8b67bdcb26afad351f98bfd4016c9a9"}, {0xd0, 0x10f, 0x5, 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{0x60, 0x103, 0x1f3, "84f3dda67ab5af0dc080e43ffce08d5363767bf725d194e80dd6d03020c8f958b54e58fdbc10c60b3db803fd5391c8e680565de4ccccc302b08bfd8e1592e665177b0f24d90c538e25906e966f02c1"}, {0x50, 0x376, 0x7fff, "066a0ce262406552a5f24c3bc837853efca5c9fd7d428a5d287cc4a986727747a6e364715cc724092f3253d720bf07c15e12948d2c9f365ce1db57c241cf1ffc"}, {0xb0, 0x11, 0x7, "e269f7a4aba82c7a7dc789c90219f70f38605e7b2a800918c70f0736ac772338972b2d123295bebfd2f0c8c2c9ce46c6e14d79d562f4189c5afbd9b71719d30ccc98274b5fed1d6384fdc9ab098d0f338be1cccd5ea53ab28806ee0335d731adc56d9203eede3f7833e8898029a0ece31af48a41dd77e5b928fe84a062599bacab170c555e7adbded5377bfb5daf76cb860251bfa13b641c0d1133d17d03"}, {0x108, 0x111, 0x7c96, "12269d8c2d1966007ec855fdb73df043e43adea20c1c66f2bfae4326b68516878867dbf7dff6c7592ccc637847dcab3848295f2e4276595aa33a514644c22eeac9cf57f12586a707799fc40762d1bb1496a2e54a7a5cf90a92100539456e4360d18f1648bd2250e8a5c5df038788ffd1b114d7a07fdb339ab76845bd1dd82a685b34ede5dc8b90342ec8f22a4b7493eb83556f540e5c0c29dffeca766e1e1f8400fa7dbb09c991f5ae7b2a3415c5b673e103b8b0a3b9cdf4604a99cba76fa8e25955d61abdbed19cff8253cb1675a46a008baf704d53375bfe8a432389cafcc4c5fa55e8ce09e4fa3a28d3ece06ed88d0e"}], 0x1278}}], 0x3, 0x48814) 11:39:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2061a, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:28 executing program 2: sendmsg$TIPC_CMD_GET_NETID(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x202, 0x70bd2a, 0x25dfdbfe, {}, [""]}, 0x1c}, 0x1, 0x0, 0x0, 0x800}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0, 0xffffffffffffffd4}}], 0x1, 0x42, 0x0) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000000000), 0x4) [ 455.065257] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 455.072513] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 455.079771] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 455.087045] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 455.094301] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 11:39:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2061b, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) 11:39:28 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) dup2(r1, r2) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:28 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) socketpair$unix(0x1, 0x4, 0x0, &(0x7f00000000c0)) recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2, 0x0) r2 = dup2(r1, r1) ioctl$GIO_SCRNMAP(r2, 0x4b40, &(0x7f0000000040)=""/45) ioctl$F2FS_IOC_SET_PIN_FILE(r0, 0x4004f50d, &(0x7f0000000000)=0x1) [ 455.201977] EXT4-fs (loop0): not enough memory for 1 flex group pointers [ 455.209386] EXT4-fs (loop0): unable to initialize flex_bg meta info! [ 455.227212] EXT4-fs (loop0): mount failed [ 455.252721] kasan: CONFIG_KASAN_INLINE enabled [ 455.272793] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 455.317368] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 455.323639] CPU: 1 PID: 30902 Comm: syz-executor.0 Not tainted 4.19.176-syzkaller #0 [ 455.331520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.340892] RIP: 0010:mount_fs+0xe0/0x310 [ 455.345050] Code: 81 fc 00 f0 ff ff 0f 87 eb 01 00 00 e8 39 18 bf ff 49 8d bc 24 c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ed 01 00 00 4d 8b ac 24 c8 00 00 00 4d 85 ed 0f [ 455.363963] RSP: 0018:ffff888041cdfce0 EFLAGS: 00010202 [ 455.369334] RAX: dffffc0000000000 RBX: ffffffff8a0a8b80 RCX: ffffc90005b47000 [ 455.376608] RDX: 0000000000000019 RSI: ffffffff81a346e7 RDI: 00000000000000c8 [ 455.383886] RBP: 0000000000000000 R08: 0000000000400000 R09: fffffffffffff000 [ 455.391140] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 455.398414] R13: ffff88804fd96340 R14: 0000000000000000 R15: ffff888047439000 [ 455.405671] FS: 00007f13b5927700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 455.413880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 455.419745] CR2: 00007f2a30867718 CR3: 00000000969bf000 CR4: 00000000001406e0 [ 455.427003] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 455.434274] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 455.441526] Call Trace: [ 455.444107] vfs_kern_mount.part.0+0x68/0x470 [ 455.448590] do_mount+0x113c/0x2f10 [ 455.452215] ? cmp_ex_sort+0xc0/0xc0 [ 455.455920] ? __do_page_fault+0x180/0xd60 [ 455.460159] ? copy_mount_string+0x40/0x40 [ 455.464385] ? memset+0x20/0x40 [ 455.467653] ? copy_mount_options+0x26f/0x380 [ 455.472154] ksys_mount+0xcf/0x130 [ 455.475683] __x64_sys_mount+0xba/0x150 [ 455.479646] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.484216] do_syscall_64+0xf9/0x620 [ 455.488005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.493179] RIP: 0033:0x46753a [ 455.496361] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 11:39:29 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2061c, &(0x7f0000000300)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x3c}}, 0x0) [ 455.515247] RSP: 002b:00007f13b5926fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 455.523069] RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 000000000046753a [ 455.530347] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f13b5927000 [ 455.537613] RBP: 00007f13b5927040 R08: 00007f13b5927040 R09: 0000000020000000 [ 455.544874] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 [ 455.552149] R13: 0000000020000100 R14: 00007f13b5927000 R15: 0000000020000580 [ 455.559421] Modules linked in: 11:39:29 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) recvmmsg(r1, &(0x7f0000000980)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000000)=@ethernet={0x0, @remote}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000080)=""/21, 0x15}], 0x1, &(0x7f0000000100)=""/248, 0xf8}, 0x8002}, {{&(0x7f0000000200)=@isdn, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000280)=""/139, 0x8b}, {&(0x7f0000000340)=""/252, 0xfc}, {&(0x7f0000000440)=""/37, 0x25}], 0x3, &(0x7f0000000500)=""/170, 0xaa}, 0x5}, {{&(0x7f00000005c0)=@ieee802154={0x24, @long}, 0x80, &(0x7f0000000a80)=[{&(0x7f0000000640)=""/235, 0xeb}, {&(0x7f0000000740)=""/151, 0x97}, {&(0x7f0000000800)=""/30, 0x1e}, {&(0x7f0000000840)=""/144, 0x90}], 0x4, &(0x7f0000000940)=""/58, 0x3a}, 0x80000000}], 0x4, 0x2, 0x0) 11:39:29 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[], 0x10132) sync_file_range(r0, 0x80000001, 0x2, 0x5) recvmmsg(r1, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) 11:39:29 executing program 5: r0 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r0, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) write$P9_RREADLINK(r0, &(0x7f0000000080)={0x10, 0x17, 0x1, {0x7, './file0'}}, 0x10) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r1, &(0x7f00000000c0)=ANY=[], 0x10132) r3 = openat$bsg(0xffffff9c, &(0x7f0000000040)='/dev/bsg\x00', 0x80042, 0x0) r4 = openat$bsg(0xffffff9c, &(0x7f0000000240)='/dev/bsg\x00', 0x0, 0x0) sendto$inet(r4, 0x0, 0x0, 0x44041, &(0x7f00000003c0)={0x2, 0x0, @loopback}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=@ipv4_getrule={0x1c, 0x22, 0x8, 0x70bd2b, 0x25dfdbfb, {0x2, 0x0, 0x20, 0x81, 0x1, 0x0, 0x0, 0x8, 0x10}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0xc840}, 0x50) r5 = openat$null(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/null\x00', 0x80081, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x4e22, @empty}, 0x10) ioctl$VIDIOC_ENUM_FRAMESIZES(r5, 0xc02c564a, &(0x7f0000000200)={0x1ce, 0x32525942, 0x2, @discrete={0xdf69, 0x7}}) sendto$inet(r3, 0x0, 0x0, 0x4041, &(0x7f00000003c0)={0x2, 0x0, @multicast2}, 0x10) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000000), 0x4) ioctl$BTRFS_IOC_SCRUB_CANCEL(r3, 0x941c, 0x0) recvmmsg(r2, &(0x7f0000001140)=[{{0x0, 0x0, 0x0}}], 0x700, 0x2, 0x0) [ 455.573288] ---[ end trace a7d42a76b6f180ce ]--- [ 455.578469] RIP: 0010:mount_fs+0xe0/0x310 [ 455.598053] Code: 81 fc 00 f0 ff ff 0f 87 eb 01 00 00 e8 39 18 bf ff 49 8d bc 24 c8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 ed 01 00 00 4d 8b ac 24 c8 00 00 00 4d 85 ed 0f [ 455.690439] RSP: 0018:ffff888041cdfce0 EFLAGS: 00010202 [ 455.701097] RAX: dffffc0000000000 RBX: ffffffff8a0a8b80 RCX: ffffc90005b47000 [ 455.719966] RDX: 0000000000000019 RSI: ffffffff81a346e7 RDI: 00000000000000c8 [ 455.731208] RBP: 0000000000000000 R08: 0000000000400000 R09: fffffffffffff000 [ 455.739341] R10: 0000000000000007 R11: 0000000000000000 R12: 0000000000000000 [ 455.750819] R13: ffff88804fd96340 R14: 0000000000000000 R15: ffff888047439000 [ 455.759055] FS: 00007f13b5927700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 455.768704] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 455.775350] CR2: 00007f304b2c9008 CR3: 00000000969bf000 CR4: 00000000001406f0 [ 455.783003] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 455.790923] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 455.798531] Kernel panic - not syncing: Fatal exception [ 455.804762] Kernel Offset: disabled [ 455.808497] Rebooting in 86400 seconds..