[ 26.675164] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 26.682111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.690949] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 26.701182] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 26.708510] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.866906] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 27.259745] can: request_module (can-proto-0) failed. [ 27.268630] can: request_module (can-proto-0) failed. [ 27.278709] can: request_module (can-proto-0) failed. [ 37.206798] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. [ 44.912445] FAULT_INJECTION: forcing a failure. [ 44.912445] name failslab, interval 1, probability 0, space 0, times 1 [ 44.924036] CPU: 0 PID: 8329 Comm: syz-executor320 Not tainted 4.14.275-syzkaller #0 [ 44.931907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.941344] Call Trace: [ 44.943909] dump_stack+0x14b/0x1e7 [ 44.947511] should_fail.cold.2+0x105/0x144 [ 44.951899] should_failslab+0xba/0xf0 [ 44.955769] kmem_cache_alloc_trace+0x2bd/0x3f0 [ 44.960514] ? blk_add_trace_bio_frontmerge+0x40/0x40 [ 44.965682] tracepoint_probe_register_prio+0x4eb/0x9a0 [ 44.971021] ? mutex_unlock+0xd/0x10 [ 44.974917] tracepoint_probe_register+0xe/0x10 [ 44.979561] get_probe_ref+0x131/0x280 [ 44.983441] do_blk_trace_setup+0x6e4/0xa50 [ 44.987740] __blk_trace_setup+0xa8/0x110 [ 44.991883] ? do_blk_trace_setup+0xa50/0xa50 [ 44.996995] blk_trace_setup+0x47/0x70 [ 45.001050] sg_ioctl+0xda6/0x2e40 [ 45.004568] ? proc_tid_io_accounting+0x20/0x20 [ 45.009223] ? trace_hardirqs_on+0x10/0x10 [ 45.013448] ? sg_new_write.isra.10+0x880/0x880 [ 45.018289] ? __vfs_write+0xdb/0x840 [ 45.022159] ? debug_check_no_obj_freed+0x2d5/0x890 [ 45.027187] do_vfs_ioctl+0x180/0xfb0 [ 45.030968] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.035351] ? __sb_end_write+0xa4/0xd0 [ 45.039403] ? vfs_write+0x30b/0x4f0 [ 45.043093] ? SyS_write+0x100/0x250 [ 45.046789] ? SyS_read+0x250/0x250 [ 45.050391] SyS_ioctl+0x74/0x80 [ 45.053755] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.057911] do_syscall_64+0x1c7/0x5b0 [ 45.061773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.066605] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.071769] RIP: 0033:0x7f0157a1ccb9 [ 45.075635] RSP: 002b:00007ffc28866488 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.083383] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0157a1ccb9 [ 45.090766] RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 [ 45.098143] RBP: 00007ffc28866490 R08: 0000000000000002 R09: 00007f0157003533 [ 45.105474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 45.112920] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.121771] ------------[ cut here ]------------ [ 45.126752] WARNING: CPU: 1 PID: 8329 at kernel/trace/blktrace.c:1192 get_probe_ref+0x243/0x280 [ 45.135701] Kernel panic - not syncing: panic_on_warn set ... [ 45.135701] [ 45.143135] CPU: 1 PID: 8329 Comm: syz-executor320 Not tainted 4.14.275-syzkaller #0 [ 45.151005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.160351] Call Trace: [ 45.162920] dump_stack+0x14b/0x1e7 [ 45.166528] ? get_probe_ref+0x243/0x280 [ 45.171261] panic+0x1b0/0x358 [ 45.174431] ? add_taint.cold.4+0x11/0x11 [ 45.178558] ? get_probe_ref+0x243/0x280 [ 45.182688] __warn.cold.7+0x25/0x25 [ 45.186403] ? get_probe_ref+0x243/0x280 [ 45.190580] report_bug+0x1a1/0x200 [ 45.194321] ? debug_smp_processor_id+0x17/0x20 [ 45.199067] do_error_trap+0x1bd/0x310 [ 45.202955] ? math_error+0x300/0x300 [ 45.206758] ? dump_stack+0x1d6/0x1e7 [ 45.210720] ? blk_add_trace_bio_frontmerge+0x40/0x40 [ 45.215901] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 45.220728] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.225643] do_invalid_op+0x1b/0x20 [ 45.229331] invalid_op+0x1b/0x40 [ 45.232873] RIP: 0010:get_probe_ref+0x243/0x280 [ 45.237511] RSP: 0018:ffff8880af637a78 EFLAGS: 00010282 [ 45.243042] RAX: 00000000fffffff4 RBX: 00000000fffffff0 RCX: dffffc0000000000 [ 45.250400] RDX: 1ffffffff11e1169 RSI: 0000000000000000 RDI: 0000000000000282 [ 45.257657] RBP: ffff8880af637a78 R08: ffffffff8b09c940 R09: 0000000000000000 [ 45.265013] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ac109330 [ 45.272258] R13: ffff8880b2a1d870 R14: 0000000000000000 R15: ffff8880b2a1d840 [ 45.279532] ? get_probe_ref+0x131/0x280 [ 45.283674] do_blk_trace_setup+0x6e4/0xa50 [ 45.288537] __blk_trace_setup+0xa8/0x110 [ 45.292666] ? do_blk_trace_setup+0xa50/0xa50 [ 45.297229] blk_trace_setup+0x47/0x70 [ 45.301124] sg_ioctl+0xda6/0x2e40 [ 45.304656] ? proc_tid_io_accounting+0x20/0x20 [ 45.309409] ? trace_hardirqs_on+0x10/0x10 [ 45.313619] ? sg_new_write.isra.10+0x880/0x880 [ 45.318440] ? __vfs_write+0xdb/0x840 [ 45.322319] ? debug_check_no_obj_freed+0x2d5/0x890 [ 45.327326] do_vfs_ioctl+0x180/0xfb0 [ 45.331210] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.335609] ? __sb_end_write+0xa4/0xd0 [ 45.339584] ? vfs_write+0x30b/0x4f0 [ 45.343368] ? SyS_write+0x100/0x250 [ 45.347152] ? SyS_read+0x250/0x250 [ 45.350753] SyS_ioctl+0x74/0x80 [ 45.354096] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.358056] do_syscall_64+0x1c7/0x5b0 [ 45.362365] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.367216] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.372381] RIP: 0033:0x7f0157a1ccb9 [ 45.376064] RSP: 002b:00007ffc28866488 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.383831] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0157a1ccb9 [ 45.391359] RDX: 0000000020000140 RSI: 00000000c0481273 RDI: 0000000000000003 [ 45.398604] RBP: 00007ffc28866490 R08: 0000000000000002 R09: 00007f0157003533 [ 45.408010] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 45.415267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 45.422920] Kernel Offset: disabled [ 45.426658] Rebooting in 86400 seconds..