[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts. syzkaller login: [ 27.706158] IPVS: ftp: loaded support on port[0] = 21 [ 27.737199] IPVS: ftp: loaded support on port[0] = 21 [ 27.768464] IPVS: ftp: loaded support on port[0] = 21 [ 27.803995] IPVS: ftp: loaded support on port[0] = 21 [ 27.832345] FAULT_INJECTION: forcing a failure. [ 27.832345] name failslab, interval 1, probability 0, space 0, times 1 [ 27.842192] FAULT_INJECTION: forcing a failure. [ 27.842192] name failslab, interval 1, probability 0, space 0, times 1 [ 27.845296] FAULT_INJECTION: forcing a failure. [ 27.845296] name failslab, interval 1, probability 0, space 0, times 1 [ 27.873541] CPU: 0 PID: 8068 Comm: syz-executor147 Not tainted 4.14.290-syzkaller #0 [ 27.881980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 27.891322] Call Trace: [ 27.893897] dump_stack+0x1b2/0x281 [ 27.897518] should_fail.cold+0x10a/0x149 [ 27.901664] should_failslab+0xd6/0x130 [ 27.905625] kmem_cache_alloc_trace+0x29a/0x3d0 [ 27.910278] ? set_bdev_super+0x110/0x110 [ 27.914411] sget_userns+0x102/0xc10 [ 27.918121] ? set_bdev_super+0x110/0x110 [ 27.922260] ? ns_test_super+0x50/0x50 [ 27.926143] ? set_bdev_super+0x110/0x110 [ 27.930276] ? ns_test_super+0x50/0x50 [ 27.934148] sget+0xd1/0x110 [ 27.937163] mount_bdev+0xcd/0x360 [ 27.940691] ? qnx4_iget+0xa20/0xa20 [ 27.944393] mount_fs+0x92/0x2a0 [ 27.947750] vfs_kern_mount.part.0+0x5b/0x470 [ 27.952227] do_mount+0xe65/0x2a30 [ 27.955750] ? retint_kernel+0x2d/0x2d [ 27.959615] ? copy_mount_string+0x40/0x40 [ 27.963828] ? copy_mount_options+0x19a/0x2f0 [ 27.968306] ? copy_mount_options+0x1fa/0x2f0 [ 27.972781] ? copy_mnt_ns+0xa30/0xa30 [ 27.976646] SyS_mount+0xa8/0x120 [ 27.980078] ? copy_mnt_ns+0xa30/0xa30 [ 27.983947] do_syscall_64+0x1d5/0x640 [ 27.987819] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 27.992993] RIP: 0033:0x7efc08ab063a [ 27.996701] RSP: 002b:00007ffdd3b03878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.004391] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc08ab063a [ 28.011652] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffdd3b03880 [ 28.018913] RBP: 00007ffdd3b03880 R08: 00007ffdd3b038c0 R09: 6f6f6c2f7665642f [ 28.026174] R10: 0000000000008002 R11: 0000000000000286 R12: 0000000000000005 [ 28.033446] R13: 0000000000008002 R14: 00007ffdd3b038c0 R15: 0000000000000000 [ 28.041494] CPU: 1 PID: 8063 Comm: syz-executor147 Not tainted 4.14.290-syzkaller #0 [ 28.049375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.058719] Call Trace: [ 28.061304] dump_stack+0x1b2/0x281 [ 28.064931] should_fail.cold+0x10a/0x149 [ 28.069074] should_failslab+0xd6/0x130 [ 28.073044] __kmalloc+0x2c1/0x400 [ 28.076580] ? __list_lru_init+0x67/0x710 [ 28.080723] __list_lru_init+0x67/0x710 [ 28.084952] sget_userns+0x504/0xc10 [ 28.089092] ? set_bdev_super+0x110/0x110 [ 28.093235] ? ns_test_super+0x50/0x50 [ 28.095738] FAULT_INJECTION: forcing a failure. [ 28.095738] name failslab, interval 1, probability 0, space 0, times 1 [ 28.097112] ? set_bdev_super+0x110/0x110 [ 28.097137] ? ns_test_super+0x50/0x50 [ 28.097147] sget+0xd1/0x110 [ 28.119368] mount_bdev+0xcd/0x360 [ 28.122901] ? qnx4_iget+0xa20/0xa20 [ 28.126609] mount_fs+0x92/0x2a0 [ 28.129965] vfs_kern_mount.part.0+0x5b/0x470 [ 28.134441] do_mount+0xe65/0x2a30 [ 28.137962] ? do_raw_spin_unlock+0x164/0x220 [ 28.142443] ? copy_mount_string+0x40/0x40 [ 28.146664] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.151657] ? copy_mnt_ns+0xa30/0xa30 [ 28.155524] ? copy_mount_options+0x1fa/0x2f0 [ 28.160004] ? copy_mnt_ns+0xa30/0xa30 [ 28.163869] SyS_mount+0xa8/0x120 [ 28.167305] ? copy_mnt_ns+0xa30/0xa30 [ 28.171170] do_syscall_64+0x1d5/0x640 [ 28.175039] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.180224] RIP: 0033:0x7efc08ab063a [ 28.183913] RSP: 002b:00007ffdd3b03878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.191600] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc08ab063a [ 28.198850] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffdd3b03880 [ 28.206108] RBP: 00007ffdd3b03880 R08: 00007ffdd3b038c0 R09: 6f6f6c2f7665642f [ 28.213355] R10: 0000000000008002 R11: 0000000000000286 R12: 0000000000000005 [ 28.220604] R13: 0000000000008002 R14: 00007ffdd3b038c0 R15: 0000000000000000 [ 28.227861] CPU: 0 PID: 8098 Comm: syz-executor147 Not tainted 4.14.290-syzkaller #0 [ 28.232112] IPVS: ftp: loaded support on port[0] = 21 [ 28.235733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.235736] Call Trace: [ 28.235748] dump_stack+0x1b2/0x281 [ 28.235760] should_fail.cold+0x10a/0x149 [ 28.235770] should_failslab+0xd6/0x130 [ 28.235780] kmem_cache_alloc+0x28e/0x3c0 [ 28.235790] alloc_buffer_head+0x20/0x110 [ 28.235798] alloc_page_buffers+0xb3/0x1f0 [ 28.235809] __getblk_slow+0x2d6/0x7a0 [ 28.235822] __bread_gfp+0x206/0x2e0 [ 28.284685] qnx4_fill_super+0x16c/0x600 [ 28.288735] mount_bdev+0x2b3/0x360 [ 28.292352] ? qnx4_iget+0xa20/0xa20 [ 28.296049] mount_fs+0x92/0x2a0 [ 28.299401] vfs_kern_mount.part.0+0x5b/0x470 [ 28.303883] do_mount+0xe65/0x2a30 [ 28.307410] ? copy_mount_string+0x40/0x40 [ 28.311625] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 28.316619] ? copy_mnt_ns+0xa30/0xa30 [ 28.320489] ? copy_mount_options+0x1fa/0x2f0 [ 28.324966] ? copy_mnt_ns+0xa30/0xa30 [ 28.328832] SyS_mount+0xa8/0x120 [ 28.332265] ? copy_mnt_ns+0xa30/0xa30 [ 28.336133] do_syscall_64+0x1d5/0x640 [ 28.340001] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.345171] RIP: 0033:0x7efc08ab063a [ 28.348866] RSP: 002b:00007ffdd3b03878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.356566] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc08ab063a [ 28.363819] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffdd3b03880 [ 28.371088] RBP: 00007ffdd3b03880 R08: 00007ffdd3b038c0 R09: 6f6f6c2f7665642f [ 28.378338] R10: 0000000000008002 R11: 0000000000000286 R12: 0000000000000005 [ 28.385595] R13: 0000000000008002 R14: 00007ffdd3b038c0 R15: 0000000000000000 [ 28.392858] CPU: 1 PID: 8062 Comm: syz-executor147 Not tainted 4.14.290-syzkaller #0 [ 28.400735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.410080] Call Trace: [ 28.412664] dump_stack+0x1b2/0x281 [ 28.416288] should_fail.cold+0x10a/0x149 [ 28.420437] should_failslab+0xd6/0x130 [ 28.424407] __kmalloc+0x2c1/0x400 [ 28.427935] ? register_shrinker+0x1ab/0x220 [ 28.432322] register_shrinker+0x1ab/0x220 [ 28.436536] sget_userns+0x9aa/0xc10 [ 28.440230] ? set_bdev_super+0x110/0x110 [ 28.444375] ? ns_test_super+0x50/0x50 [ 28.448242] ? set_bdev_super+0x110/0x110 [ 28.452367] ? ns_test_super+0x50/0x50 [ 28.456228] sget+0xd1/0x110 [ 28.459222] mount_bdev+0xcd/0x360 [ 28.462739] ? qnx4_iget+0xa20/0xa20 [ 28.466433] mount_fs+0x92/0x2a0 [ 28.469800] vfs_kern_mount.part.0+0x5b/0x470 [ 28.474292] do_mount+0xe65/0x2a30 [ 28.477813] ? retint_kernel+0x2d/0x2d [ 28.482196] ? copy_mount_string+0x40/0x40 [ 28.486420] ? __sanitizer_cov_trace_pc+0x28/0x50 [ 28.491243] ? copy_mount_options+0x1fa/0x2f0 [ 28.495716] ? copy_mnt_ns+0xa30/0xa30 [ 28.499587] SyS_mount+0xa8/0x120 [ 28.503026] ? copy_mnt_ns+0xa30/0xa30 [ 28.506891] do_syscall_64+0x1d5/0x640 [ 28.510759] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.515927] RIP: 0033:0x7efc08ab063a [ 28.519615] RSP: 002b:00007ffdd3b03878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.527299] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc08ab063a [ 28.534560] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffdd3b03880 [ 28.541824] RBP: 00007ffdd3b03880 R08: 00007ffdd3b038c0 R09: 6f6f6c2f7665642f [ 28.549077] R10: 0000000000008002 R11: 0000000000000286 R12: 0000000000000005 [ 28.556435] R13: 0000000000008002 R14: 00007ffdd3b038c0 R15: 0000000000000000 [ 28.574479] ------------[ cut here ]------------ [ 28.579258] WARNING: CPU: 1 PID: 8062 at fs/super.c:1163 kill_block_super+0xbe/0xe0 [ 28.587574] Kernel panic - not syncing: panic_on_warn set ... [ 28.587574] [ 28.594916] CPU: 1 PID: 8062 Comm: syz-executor147 Not tainted 4.14.290-syzkaller #0 [ 28.602786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 28.612130] Call Trace: [ 28.614703] dump_stack+0x1b2/0x281 [ 28.618314] panic+0x1f9/0x42d [ 28.621484] ? add_taint.cold+0x16/0x16 [ 28.625439] ? kill_block_super+0xbe/0xe0 [ 28.629568] ? kill_block_super+0xbe/0xe0 [ 28.633697] __warn.cold+0x20/0x44 [ 28.637219] ? ist_end_non_atomic+0x10/0x10 [ 28.641517] ? kill_block_super+0xbe/0xe0 [ 28.645645] report_bug+0x208/0x250 [ 28.649251] do_error_trap+0x195/0x2d0 [ 28.653120] ? math_error+0x2d0/0x2d0 [ 28.656903] ? retint_kernel+0x2d/0x2d [ 28.660772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.665595] invalid_op+0x1b/0x40 [ 28.669027] RIP: 0010:kill_block_super+0xbe/0xe0 [ 28.673758] RSP: 0018:ffff8880b345fbb0 EFLAGS: 00010297 [ 28.679103] RAX: ffff8880b3370040 RBX: 0000000000000000 RCX: 1ffff1101666e11e [ 28.686827] RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff88809025d7b0 [ 28.694074] RBP: ffff8880b30fcc00 R08: ffffffff8b9c24e0 R09: 0000000000000001 [ 28.701320] R10: 0000000000000000 R11: ffff8880b3370040 R12: ffff88809025d300 [ 28.708585] R13: ffffffff891e3430 R14: ffffffff88f45760 R15: dffffc0000000000 [ 28.715848] qnx4_kill_sb+0x38/0x90 [ 28.719460] deactivate_locked_super+0x6c/0xd0 [ 28.724020] sget_userns+0x9c4/0xc10 [ 28.727710] ? set_bdev_super+0x110/0x110 [ 28.731839] ? ns_test_super+0x50/0x50 [ 28.735706] ? set_bdev_super+0x110/0x110 [ 28.739829] ? ns_test_super+0x50/0x50 [ 28.743693] sget+0xd1/0x110 [ 28.746691] mount_bdev+0xcd/0x360 [ 28.750225] ? qnx4_iget+0xa20/0xa20 [ 28.753930] mount_fs+0x92/0x2a0 [ 28.757281] vfs_kern_mount.part.0+0x5b/0x470 [ 28.761756] do_mount+0xe65/0x2a30 [ 28.765279] ? retint_kernel+0x2d/0x2d [ 28.769234] ? copy_mount_string+0x40/0x40 [ 28.773451] ? __sanitizer_cov_trace_pc+0x28/0x50 [ 28.778275] ? copy_mount_options+0x1fa/0x2f0 [ 28.783274] ? copy_mnt_ns+0xa30/0xa30 [ 28.787157] SyS_mount+0xa8/0x120 [ 28.790588] ? copy_mnt_ns+0xa30/0xa30 [ 28.794456] do_syscall_64+0x1d5/0x640 [ 28.798332] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 28.803502] RIP: 0033:0x7efc08ab063a [ 28.807202] RSP: 002b:00007ffdd3b03878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 28.814893] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efc08ab063a [ 28.822153] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffdd3b03880 [ 28.829408] RBP: 00007ffdd3b03880 R08: 00007ffdd3b038c0 R09: 6f6f6c2f7665642f [ 28.836663] R10: 0000000000008002 R11: 0000000000000286 R12: 0000000000000005 [ 28.843917] R13: 0000000000008002 R14: 00007ffdd3b038c0 R15: 0000000000000000 [ 28.851546] Kernel Offset: disabled [ 28.855191] Rebooting in 86400 seconds..