Warning: Permanently added '10.128.10.2' (ECDSA) to the list of known hosts. executing program executing program [ 29.347495] FAULT_INJECTION: forcing a failure. [ 29.347495] name failslab, interval 1, probability 0, space 0, times 1 [ 29.358842] CPU: 1 PID: 7983 Comm: syz-executor327 Not tainted 4.14.295-syzkaller #0 [ 29.366704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 29.376037] Call Trace: [ 29.378604] dump_stack+0x1b2/0x281 [ 29.382211] should_fail.cold+0x10a/0x149 [ 29.386597] should_failslab+0xd6/0x130 [ 29.390558] kmem_cache_alloc_trace+0x29a/0x3d0 [ 29.395206] ? dev_uevent_filter+0xd0/0xd0 [ 29.399419] kobject_uevent_env+0x20c/0xf30 [ 29.403716] ? wait_for_completion_io+0x10/0x10 [ 29.408360] device_add+0xa47/0x15c0 [ 29.412049] ? device_is_dependent+0x2a0/0x2a0 [ 29.416604] ? kfree+0x1f0/0x250 [ 29.419946] device_create_groups_vargs+0x1dc/0x250 [ 29.424943] device_create_vargs+0x3a/0x50 [ 29.429153] bdi_register_va.part.0+0x35/0x650 [ 29.433709] bdi_register+0x101/0x110 [ 29.437486] ? bdi_register_va+0x80/0x80 [ 29.441537] ? vsnprintf+0x260/0x1340 [ 29.445321] bdi_register_owner+0x59/0xf0 [ 29.449448] device_add_disk+0x5bb/0xdc0 [ 29.453501] ? sprintf+0xa7/0xd0 [ 29.456851] ? blk_alloc_devt+0x310/0x310 [ 29.460977] ? __lockdep_init_map+0x100/0x560 [ 29.465453] ? __lockdep_init_map+0x100/0x560 [ 29.469929] loop_add+0x615/0x830 [ 29.473358] ? loop_queue_rq+0x280/0x280 [ 29.477395] ? loop_queue_work+0x21e0/0x21e0 [ 29.481778] ? do_fault_around+0x35e/0x620 [ 29.485986] loop_control_ioctl+0x11a/0x3f0 [ 29.490284] ? loop_lookup+0x190/0x190 [ 29.494147] ? loop_lookup+0x190/0x190 [ 29.498012] do_vfs_ioctl+0x75a/0xff0 [ 29.501789] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.506178] ? vfs_write+0x319/0x4d0 [ 29.509867] ? SyS_write+0x14d/0x210 [ 29.513557] ? security_file_ioctl+0x83/0xb0 [ 29.517940] SyS_ioctl+0x7f/0xb0 [ 29.521279] ? do_vfs_ioctl+0xff0/0xff0 [ 29.525228] do_syscall_64+0x1d5/0x640 [ 29.529092] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.534259] RIP: 0033:0x7ff5227a7079 [ 29.537947] RSP: 002b:00007fff7f7b0a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 executing program [ 29.545628] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5227a7079 [ 29.552872] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 29.560119] RBP: 00007fff7f7b0a20 R08: 0000000000000002 R09: 0000000000000001 [ 29.567382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 29.574633] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 29.630676] FAULT_INJECTION: forcing a failure. [ 29.630676] name failslab, interval 1, probability 0, space 0, times 0 [ 29.642108] CPU: 1 PID: 7989 Comm: syz-executor327 Not tainted 4.14.295-syzkaller #0 [ 29.650316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 29.659662] Call Trace: [ 29.662231] dump_stack+0x1b2/0x281 [ 29.665833] should_fail.cold+0x10a/0x149 [ 29.669959] should_failslab+0xd6/0x130 [ 29.673912] kmem_cache_alloc+0x28e/0x3c0 [ 29.678038] __kernfs_new_node+0x6f/0x470 [ 29.682172] kernfs_new_node+0x7b/0xe0 [ 29.686039] __kernfs_create_file+0x3d/0x320 [ 29.690423] sysfs_add_file_mode_ns+0x1e1/0x450 [ 29.695065] sysfs_merge_group+0xdc/0x200 [ 29.699192] dpm_sysfs_add+0x122/0x1c0 [ 29.703057] device_add+0x977/0x15c0 [ 29.706750] ? device_is_dependent+0x2a0/0x2a0 [ 29.711310] ? kfree+0x1f0/0x250 [ 29.714658] device_create_groups_vargs+0x1dc/0x250 [ 29.719654] device_create_vargs+0x3a/0x50 [ 29.723868] bdi_register_va.part.0+0x35/0x650 [ 29.728425] bdi_register+0x101/0x110 [ 29.732199] ? bdi_register_va+0x80/0x80 [ 29.736235] ? vsnprintf+0x260/0x1340 [ 29.740011] bdi_register_owner+0x59/0xf0 [ 29.744135] device_add_disk+0x5bb/0xdc0 [ 29.748327] ? sprintf+0xa7/0xd0 [ 29.751819] ? blk_alloc_devt+0x310/0x310 [ 29.755968] ? __lockdep_init_map+0x100/0x560 [ 29.760451] ? __lockdep_init_map+0x100/0x560 [ 29.765048] loop_add+0x615/0x830 [ 29.768498] ? loop_queue_rq+0x280/0x280 [ 29.772546] ? loop_queue_work+0x21e0/0x21e0 [ 29.777041] ? do_fault_around+0x35e/0x620 [ 29.781260] loop_control_ioctl+0x11a/0x3f0 [ 29.785579] ? loop_lookup+0x190/0x190 [ 29.789452] ? loop_lookup+0x190/0x190 [ 29.793322] do_vfs_ioctl+0x75a/0xff0 [ 29.797103] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.801530] ? vfs_write+0x319/0x4d0 [ 29.805233] ? SyS_write+0x14d/0x210 [ 29.808933] ? security_file_ioctl+0x83/0xb0 [ 29.813321] SyS_ioctl+0x7f/0xb0 [ 29.816695] ? do_vfs_ioctl+0xff0/0xff0 [ 29.820652] do_syscall_64+0x1d5/0x640 [ 29.824526] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.829702] RIP: 0033:0x7ff5227a7079 [ 29.833427] RSP: 002b:00007fff7f7b0a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 29.841277] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5227a7079 [ 29.849077] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 29.856343] RBP: 00007fff7f7b0a20 R08: 0000000000000002 R09: 0000000000000001 [ 29.863591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 29.870933] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 29.883821] kasan: CONFIG_KASAN_INLINE enabled [ 29.888584] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 29.896030] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 29.902255] Modules linked in: [ 29.905508] CPU: 1 PID: 7989 Comm: syz-executor327 Not tainted 4.14.295-syzkaller #0 [ 29.913372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 29.922705] task: ffff8880b4ab84c0 task.stack: ffff888095fe0000 [ 29.928741] RIP: 0010:sysfs_do_create_link_sd+0x56/0x120 [ 29.934169] RSP: 0018:ffff888095fe7b48 EFLAGS: 00010202 [ 29.939513] RAX: dffffc0000000000 RBX: 0000000000000010 RCX: 0000000000005816 [ 29.947265] RDX: 0000000000000008 RSI: 0000000000000001 RDI: 0000000000000040 [ 29.954512] RBP: ffffffff87cbcae0 R08: ffffffff8b9cdbb0 R09: 00000000000400cd [ 29.961757] R10: ffff8880b4ab8d70 R11: ffff8880b4ab84c0 R12: ffff88809d549c40 [ 29.969000] R13: ffffffff87cbcae0 R14: 0000000000000001 R15: ffff888092b771dc [ 29.976247] FS: 00005555570e6300(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 [ 29.984448] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.990302] CR2: 000055a7b855d697 CR3: 00000000a3311000 CR4: 00000000003406e0 [ 29.997555] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.004804] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.012066] Call Trace: [ 30.014638] sysfs_create_link+0x5f/0xc0 [ 30.018680] device_add_disk+0x9f8/0xdc0 [ 30.022721] ? sprintf+0xa7/0xd0 [ 30.026064] ? blk_alloc_devt+0x310/0x310 [ 30.030187] ? __lockdep_init_map+0x100/0x560 [ 30.034657] ? __lockdep_init_map+0x100/0x560 [ 30.039128] loop_add+0x615/0x830 [ 30.042557] ? loop_queue_rq+0x280/0x280 [ 30.046591] ? loop_queue_work+0x21e0/0x21e0 [ 30.050979] ? do_fault_around+0x35e/0x620 [ 30.055188] loop_control_ioctl+0x11a/0x3f0 [ 30.059497] ? loop_lookup+0x190/0x190 [ 30.063364] ? loop_lookup+0x190/0x190 [ 30.067237] do_vfs_ioctl+0x75a/0xff0 [ 30.071023] ? ioctl_preallocate+0x1a0/0x1a0 [ 30.075411] ? vfs_write+0x319/0x4d0 [ 30.079102] ? SyS_write+0x14d/0x210 [ 30.082798] ? security_file_ioctl+0x83/0xb0 [ 30.087183] SyS_ioctl+0x7f/0xb0 [ 30.090523] ? do_vfs_ioctl+0xff0/0xff0 [ 30.094473] do_syscall_64+0x1d5/0x640 [ 30.098341] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 30.103506] RIP: 0033:0x7ff5227a7079 [ 30.107190] RSP: 002b:00007fff7f7b0a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.114871] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5227a7079 [ 30.122115] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 30.129359] RBP: 00007fff7f7b0a20 R08: 0000000000000002 R09: 0000000000000001 [ 30.136609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 30.143861] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 30.151109] Code: 84 a1 00 00 00 e8 eb 55 b1 ff 48 c7 c7 20 d3 04 89 e8 0f 6c 80 05 48 8d 7b 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 a7 00 00 00 4c 8b 6b 30 4d 85 ed 74 4f e8 b2 [ 30.170183] RIP: sysfs_do_create_link_sd+0x56/0x120 RSP: ffff888095fe7b48 [ 30.177230] ---[ end trace 061896914ab61386 ]--- [ 30.182024] Kernel panic - not syncing: Fatal exception [ 30.187549] Kernel Offset: disabled [ 30.191159] Rebooting in 86400 seconds..