Warning: Permanently added '10.128.1.71' (ECDSA) to the list of known hosts. executing program [ 29.041294] FAULT_INJECTION: forcing a failure. [ 29.041294] name failslab, interval 1, probability 0, space 0, times 1 [ 29.052697] CPU: 1 PID: 7977 Comm: syz-executor647 Not tainted 4.14.266-syzkaller #0 [ 29.060557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.069980] Call Trace: [ 29.072546] dump_stack+0x1b2/0x281 [ 29.076154] should_fail.cold+0x10a/0x149 [ 29.080285] should_failslab+0xd6/0x130 [ 29.084234] __kmalloc+0x2c1/0x400 [ 29.087755] ? tracepoint_add_func+0x33f/0xa40 [ 29.092317] ? sysfs_blk_trace_attr_store+0x990/0x990 [ 29.097489] tracepoint_add_func+0x33f/0xa40 [ 29.101880] ? sysfs_blk_trace_attr_store+0x990/0x990 [ 29.107072] tracepoint_probe_register+0x8c/0xc0 [ 29.111818] ? for_each_kernel_tracepoint+0x80/0x80 [ 29.116833] ? sysfs_blk_trace_attr_store+0x990/0x990 [ 29.122003] ? debugfs_create_file+0x37/0x60 [ 29.126403] blk_register_tracepoints+0x12a/0x2f0 [ 29.131222] do_blk_trace_setup+0x8a1/0xac0 [ 29.135521] __blk_trace_setup+0xa3/0x120 [ 29.139644] ? do_blk_trace_setup+0xac0/0xac0 [ 29.144119] blk_trace_setup+0x43/0x60 [ 29.147982] sg_ioctl+0x232/0x2620 [ 29.151499] ? proc_fail_nth_write+0x7b/0x180 [ 29.155966] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.160871] ? sg_write+0x90/0x90 [ 29.164299] ? fsnotify+0x974/0x11b0 [ 29.168004] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.172916] ? debug_check_no_obj_freed+0x2c0/0x680 [ 29.177919] ? sg_write+0x90/0x90 [ 29.181353] do_vfs_ioctl+0x75a/0xff0 [ 29.185150] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.189545] ? vfs_write+0x319/0x4d0 [ 29.193242] ? SyS_write+0x14d/0x210 [ 29.196932] ? security_file_ioctl+0x83/0xb0 [ 29.201330] SyS_ioctl+0x7f/0xb0 [ 29.204675] ? do_vfs_ioctl+0xff0/0xff0 [ 29.208694] do_syscall_64+0x1d5/0x640 [ 29.212565] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.217730] RIP: 0033:0x7efd9e5fbcd9 [ 29.221417] RSP: 002b:00007ffffa4c1b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 29.229115] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd9e5fbcd9 [ 29.236360] RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 [ 29.243607] RBP: 00007ffffa4c1b90 R08: 0000000000000002 R09: 00007efd9e003533 [ 29.250867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 29.258118] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 29.266767] ------------[ cut here ]------------ [ 29.271680] WARNING: CPU: 1 PID: 7977 at kernel/trace/blktrace.c:1192 blk_register_tracepoints+0x28a/0x2f0 [ 29.281456] Kernel panic - not syncing: panic_on_warn set ... [ 29.281456] [ 29.288829] CPU: 1 PID: 7977 Comm: syz-executor647 Not tainted 4.14.266-syzkaller #0 [ 29.296684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.306014] Call Trace: [ 29.308581] dump_stack+0x1b2/0x281 [ 29.312184] panic+0x1f9/0x42d [ 29.315356] ? add_taint.cold+0x16/0x16 [ 29.319305] ? blk_register_tracepoints+0x28a/0x2f0 [ 29.324298] ? blk_register_tracepoints+0x28a/0x2f0 [ 29.329289] __warn.cold+0x20/0x44 [ 29.332811] ? ist_end_non_atomic+0x10/0x10 [ 29.337107] ? blk_register_tracepoints+0x28a/0x2f0 [ 29.342113] report_bug+0x208/0x250 [ 29.345741] do_error_trap+0x195/0x2d0 [ 29.349615] ? math_error+0x2d0/0x2d0 [ 29.353388] ? lock_downgrade+0x740/0x740 [ 29.357513] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 29.362577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.367491] invalid_op+0x1b/0x40 [ 29.370934] RIP: 0010:blk_register_tracepoints+0x28a/0x2f0 [ 29.376543] RSP: 0018:ffff88809de4fb20 EFLAGS: 00010297 [ 29.381893] RAX: ffff8880b45f02c0 RBX: ffff8880ac6f6780 RCX: fffffbfff17d9ba8 [ 29.389143] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000286 [ 29.396390] RBP: ffff8880b3cddd80 R08: ffff8880b45f02c0 R09: dffffc0000000000 [ 29.403668] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffff0 [ 29.410916] R13: ffff8880b3cdddb0 R14: 0000000000000000 R15: 0000000000000000 [ 29.418176] do_blk_trace_setup+0x8a1/0xac0 [ 29.422475] __blk_trace_setup+0xa3/0x120 [ 29.426611] ? do_blk_trace_setup+0xac0/0xac0 [ 29.431097] blk_trace_setup+0x43/0x60 [ 29.434961] sg_ioctl+0x232/0x2620 [ 29.438480] ? proc_fail_nth_write+0x7b/0x180 [ 29.442966] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.447886] ? sg_write+0x90/0x90 [ 29.451330] ? fsnotify+0x974/0x11b0 [ 29.455017] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.459922] ? debug_check_no_obj_freed+0x2c0/0x680 [ 29.464918] ? sg_write+0x90/0x90 [ 29.468358] do_vfs_ioctl+0x75a/0xff0 [ 29.472147] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.476547] ? vfs_write+0x319/0x4d0 [ 29.480258] ? SyS_write+0x14d/0x210 [ 29.483975] ? security_file_ioctl+0x83/0xb0 [ 29.488358] SyS_ioctl+0x7f/0xb0 [ 29.491701] ? do_vfs_ioctl+0xff0/0xff0 [ 29.495657] do_syscall_64+0x1d5/0x640 [ 29.499523] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 29.504691] RIP: 0033:0x7efd9e5fbcd9 [ 29.508378] RSP: 002b:00007ffffa4c1b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 29.516071] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd9e5fbcd9 [ 29.523316] RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 [ 29.530576] RBP: 00007ffffa4c1b90 R08: 0000000000000002 R09: 00007efd9e003533 [ 29.537823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 29.545068] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 29.552712] Kernel Offset: disabled [ 29.556370] Rebooting in 86400 seconds..