./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2121876983 <...> Warning: Permanently added '10.128.0.255' (ED25519) to the list of known hosts. execve("./syz-executor2121876983", ["./syz-executor2121876983"], 0x7ffc52bd11e0 /* 10 vars */) = 0 brk(NULL) = 0x55555eab6000 brk(0x55555eab6d00) = 0x55555eab6d00 arch_prctl(ARCH_SET_FS, 0x55555eab6380) = 0 set_tid_address(0x55555eab6650) = 5843 set_robust_list(0x55555eab6660, 24) = 0 rseq(0x55555eab6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2121876983", 4096) = 28 getrandom("\xd1\x18\x8a\xd8\x3b\x4e\xb1\xe8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555eab6d00 brk(0x55555ead7d00) = 0x55555ead7d00 brk(0x55555ead8000) = 0x55555ead8000 mprotect(0x7f7c3c3b7000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5845 attached , child_tidptr=0x55555eab6650) = 5845 [pid 5845] set_robust_list(0x55555eab6660, 24) = 0 [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5845] setpgid(0, 0) = 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5845] write(3, "1000", 4) = 4 [pid 5845] close(3) = 0 [pid 5845] write(1, "executing program\n", 18executing program ) = 18 [pid 5845] memfd_create("syzkaller", 0) = 3 [pid 5845] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7c33e00000 [pid 5845] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5845] munmap(0x7f7c33e00000, 138412032) = 0 [pid 5845] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5845] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5845] close(3) = 0 [pid 5845] close(4) = 0 [pid 5845] mkdir("./file1", 0777) = 0 [ 126.161169][ T5845] loop0: detected capacity change from 0 to 32768 [ 126.241772][ T5845] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names,allocator_stuck_timeout=32767 [ 126.260280][ T5845] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 126.278697][ T5845] bcachefs (loop0): accounting_read... done [ 126.285736][ T5845] bcachefs (loop0): alloc_read... done [ 126.291281][ T5845] bcachefs (loop0): stripes_read... done [ 126.297018][ T5845] bcachefs (loop0): snapshots_read... done [ 126.308028][ T5845] bcachefs (loop0): going read-write [pid 5845] mount("/dev/loop0", "./file1", "bcachefs", MS_I_VERSION, "\x61\x63\x6c\x2c\x64\x69\x62\x65\x63\x74\x5f\x69\x6f\x2c\x5c\x6f\x72\x65\x63\x6f\x76\x65\x72\x79\x2c\x66\x03" [pid 5843] kill(-5845, SIGKILL) = 0 [pid 5843] kill(5845, SIGKILL) = 0 [pid 5843] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x55555eab76f0 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(3, 0x55555eab76f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [ 126.315613][ T5845] bcachefs (loop0): journal_replay... [ 286.637295][ T30] INFO: task syz-executor212:5845 blocked for more than 143 seconds. [ 286.650957][ T30] Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 286.658733][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.667649][ T30] task:syz-executor212 state:D stack:18816 pid:5845 tgid:5845 ppid:5843 flags:0x00004006 [ 286.678310][ T30] Call Trace: [ 286.681608][ T30] [ 286.684535][ T30] __schedule+0x17fa/0x4bd0 [ 286.689125][ T30] ? __pfx___schedule+0x10/0x10 [ 286.693991][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.699060][ T30] ? __asan_memset+0x23/0x50 [ 286.703673][ T30] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 286.709538][ T30] ? schedule+0x90/0x320 [ 286.713793][ T30] schedule+0x14b/0x320 [ 286.717997][ T30] schedule_timeout+0x1be/0x310 [ 286.722865][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 286.728273][ T30] ? lock_release+0xbf/0xa30 [ 286.732882][ T30] ? __pfx_process_timeout+0x10/0x10 [ 286.738216][ T30] ? closure_put_after_sub+0x1b0/0x330 [ 286.743692][ T30] __closure_sync_timeout+0x2d8/0x450 [ 286.749110][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.754153][ T30] ? __closure_sync_timeout+0x164/0x450 [ 286.759740][ T30] ? __pfx___closure_sync_timeout+0x10/0x10 [ 286.765699][ T30] ? btree_node_unlock+0x13c/0x270 [ 286.770810][ T30] __bch2_wait_on_allocator+0x11a/0x250 [ 286.776429][ T30] bch2_btree_update_start+0x11a2/0x14e0 [ 286.782121][ T30] ? bch2_btree_split_leaf+0x123/0x840 [ 286.787699][ T30] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 286.793710][ T30] ? bch2_btree_write_buffer_flush_locked+0x4eb9/0x59f0 [ 286.800811][ T30] ? __pfx_closure_sync_fn+0x10/0x10 [ 286.806161][ T30] ? __do_six_trylock+0x832/0x9f0 [ 286.811178][ T30] bch2_btree_split_leaf+0x123/0x840 [ 286.816534][ T30] bch2_trans_commit_error+0x212/0x1390 [ 286.822102][ T30] ? bch2_btree_write_buffer_flush_locked+0x4f03/0x59f0 [ 286.829101][ T30] ? six_unlock_ip+0x2ce/0x3e0 [ 286.833885][ T30] ? bch2_trans_unlock_write+0x892/0xce0 [ 286.839565][ T30] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 286.845561][ T30] ? bch2_trans_unlock_write+0xc2d/0xce0 [ 286.851273][ T30] ? bch2_btree_path_verify_locks+0x633/0x720 [ 286.857383][ T30] ? bch2_trans_verify_locks+0x339/0x3c0 [ 286.863030][ T30] __bch2_trans_commit+0x7ead/0x93c0 [ 286.868377][ T30] ? bch2_path_put+0x1a4/0x2150 [ 286.873244][ T30] ? __pfx___bch2_trans_commit+0x10/0x10 [ 286.879029][ T30] ? __asan_memset+0x23/0x50 [ 286.883644][ T30] bch2_btree_write_buffer_flush_locked+0x4f03/0x59f0 [ 286.890506][ T30] ? __pfx_bch2_btree_write_buffer_flush_locked+0x10/0x10 [ 286.897680][ T30] ? __mutex_trylock_common+0x183/0x2e0 [ 286.903228][ T30] ? __pfx___might_resched+0x10/0x10 [ 286.908651][ T30] ? bch2_btree_write_buffer_flush_locked+0x4e1c/0x59f0 [ 286.915646][ T30] ? rcu_is_watching+0x15/0xb0 [ 286.920440][ T30] ? __mutex_lock+0x2ef/0xd70 [ 286.925155][ T30] ? __bch2_next_write_buffer_flush_journal_buf+0x287/0x2a0 [ 286.932581][ T30] ? bch2_btree_write_buffer_flush_locked+0x1501/0x59f0 [ 286.939561][ T30] ? __pfx___mutex_lock+0x10/0x10 [ 286.944585][ T30] ? bch2_trans_unlock+0x3a6/0x470 [ 286.949755][ T30] btree_write_buffer_flush_seq+0x1a43/0x1bc0 [ 286.955876][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 286.960898][ T30] ? __asan_memset+0x23/0x50 [ 286.965474][ T30] ? lockdep_init_map_type+0xa1/0x910 [ 286.970877][ T30] ? __pfx_btree_write_buffer_flush_seq+0x10/0x10 [ 286.977332][ T30] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 286.983135][ T30] ? journal_flush_pins+0x597/0xb20 [ 286.988371][ T30] ? do_raw_spin_lock+0x14f/0x370 [ 286.993414][ T30] ? __bch2_trans_get+0x975/0xd20 [ 286.998478][ T30] bch2_btree_write_buffer_journal_flush+0x4e/0x80 [ 287.004996][ T30] ? __pfx_bch2_btree_write_buffer_journal_flush+0x10/0x10 [ 287.012238][ T30] journal_flush_pins+0x5f7/0xb20 [ 287.017383][ T30] journal_flush_done+0x8e/0x260 [ 287.022320][ T30] ? llist_add_batch+0x111/0x270 [ 287.027287][ T30] bch2_journal_flush_pins+0x225/0x3a0 [ 287.032767][ T30] ? __pfx_bch2_journal_flush_pins+0x10/0x10 [ 287.038823][ T30] ? kfree+0x1a0/0x440 [ 287.042912][ T30] ? __pfx_closure_sync_fn+0x10/0x10 [ 287.048272][ T30] bch2_journal_replay+0x270f/0x2a40 [ 287.053596][ T30] ? irq_work_queue+0xd1/0x150 [ 287.058417][ T30] ? __wake_up_klogd+0xd5/0x110 [ 287.063285][ T30] ? __pfx_bch2_journal_replay+0x10/0x10 [ 287.068968][ T30] ? rcu_is_watching+0x15/0xb0 [ 287.073742][ T30] ? trace_contention_end+0x3c/0x120 [ 287.079085][ T30] ? __bch2_print+0x17a/0x220 [ 287.083776][ T30] ? local_clock+0x10/0x30 [ 287.088228][ T30] ? bch2_run_recovery_pass+0x6d/0x1e0 [ 287.093699][ T30] ? __pfx___bch2_print+0x10/0x10 [ 287.098761][ T30] ? __bch2_fs_read_write+0x35c/0x370 [ 287.104148][ T30] bch2_run_recovery_pass+0xf0/0x1e0 [ 287.109477][ T30] bch2_run_recovery_passes+0x387/0x870 [ 287.115039][ T30] bch2_fs_recovery+0x25cc/0x39c0 [ 287.120228][ T30] ? __pfx_bch2_fs_recovery+0x10/0x10 [ 287.125687][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.130710][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 287.136458][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.141504][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 287.147185][ T30] ? bch2_get_next_online_dev+0x4b9/0x4f0 [ 287.152911][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0 [ 287.158598][ T30] ? llist_reverse_order+0x72/0x90 [ 287.163735][ T30] bch2_fs_start+0x356/0x5b0 [ 287.168391][ T30] bch2_fs_get_tree+0xd68/0x1710 [ 287.173380][ T30] ? __pfx_bch2_fs_get_tree+0x10/0x10 [ 287.178812][ T30] ? smack_fs_context_parse_param+0xff/0x170 [ 287.184813][ T30] ? generic_parse_monolithic+0x387/0x400 [ 287.190581][ T30] ? cap_capable+0x1b4/0x250 [ 287.195182][ T30] ? safesetid_security_capable+0xb2/0x1d0 [ 287.201028][ T30] vfs_get_tree+0x90/0x2b0 [ 287.205461][ T30] do_new_mount+0x2be/0xb40 [ 287.210002][ T30] ? __pfx_do_new_mount+0x10/0x10 [ 287.215042][ T30] __se_sys_mount+0x2d6/0x3c0 [ 287.219760][ T30] ? __pfx___se_sys_mount+0x10/0x10 [ 287.224976][ T30] ? do_syscall_64+0x100/0x230 [ 287.229794][ T30] ? __x64_sys_mount+0x20/0xc0 [ 287.234575][ T30] do_syscall_64+0xf3/0x230 [ 287.239128][ T30] ? clear_bhb_loop+0x35/0x90 [ 287.243829][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.249867][ T30] RIP: 0033:0x7f7c3c33fdea [ 287.254305][ T30] RSP: 002b:00007ffc02b0c188 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 287.262772][ T30] RAX: ffffffffffffffda RBX: 00007ffc02b0c1a0 RCX: 00007f7c3c33fdea [ 287.270776][ T30] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 00007ffc02b0c1a0 [ 287.278800][ T30] RBP: 0000000000000004 R08: 00007ffc02b0c1e0 R09: 0000000000005944 [ 287.286829][ T30] R10: 0000000000800000 R11: 0000000000000282 R12: 0000000000800000 [ 287.294817][ T30] R13: 00007ffc02b0c1e0 R14: 0000000000000003 R15: 0000000001000000 [ 287.302872][ T30] [ 287.306000][ T30] INFO: task bch-reclaim/loo:5853 blocked for more than 144 seconds. [ 287.314074][ T30] Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 287.321735][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.330432][ T30] task:bch-reclaim/loo state:D stack:27760 pid:5853 tgid:5853 ppid:2 flags:0x00004000 [ 287.340642][ T30] Call Trace: [ 287.343935][ T30] [ 287.346914][ T30] __schedule+0x17fa/0x4bd0 [ 287.351444][ T30] ? __pfx___schedule+0x10/0x10 [ 287.356426][ T30] ? __pfx_lock_release+0x10/0x10 [ 287.361471][ T30] ? __mutex_trylock_common+0x92/0x2e0 [ 287.366993][ T30] ? schedule+0x90/0x320 [ 287.371250][ T30] schedule+0x14b/0x320 [ 287.375394][ T30] schedule_preempt_disabled+0x13/0x30 [ 287.380887][ T30] __mutex_lock+0x6a7/0xd70 [ 287.385429][ T30] ? __mutex_lock+0x52a/0xd70 [ 287.390151][ T30] ? bch2_journal_reclaim_thread+0x167/0x560 [ 287.396180][ T30] ? __pfx___mutex_lock+0x10/0x10 [ 287.401199][ T30] ? do_raw_spin_unlock+0x13c/0x8b0 [ 287.406441][ T30] bch2_journal_reclaim_thread+0x167/0x560 [ 287.412263][ T30] ? bch2_journal_reclaim_thread+0x249/0x560 [ 287.418307][ T30] ? __pfx_bch2_journal_reclaim_thread+0x10/0x10 [ 287.424663][ T30] kthread+0x2f0/0x390 [ 287.428775][ T30] ? __pfx_bch2_journal_reclaim_thread+0x10/0x10 [ 287.435129][ T30] ? __pfx_kthread+0x10/0x10 [ 287.439814][ T30] ret_from_fork+0x4b/0x80 [ 287.444261][ T30] ? __pfx_kthread+0x10/0x10 [ 287.448911][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.453707][ T30] [ 287.456789][ T30] [ 287.456789][ T30] Showing all locks held in the system: [ 287.464510][ T30] 1 lock held by khungtaskd/30: [ 287.469495][ T30] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 287.479446][ T30] 2 locks held by getty/5584: [ 287.484252][ T30] #0: ffff8880312960a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.494038][ T30] #1: ffffc900032532f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 287.504197][ T30] 5 locks held by syz-executor212/5845: [ 287.509768][ T30] #0: ffff888079480278 (&c->state_lock){+.+.}-{3:3}, at: bch2_fs_start+0x45/0x5b0 [ 287.519136][ T30] #1: ffff8880794cb0a8 (&j->reclaim_lock){+.+.}-{3:3}, at: journal_flush_done+0x79/0x260 [ 287.529103][ T30] #2: ffff888079484398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: __bch2_trans_get+0x7de/0xd20 [ 287.539634][ T30] #3: ffff888079484740 (&wb->flushing.lock){+.+.}-{3:3}, at: btree_write_buffer_flush_seq+0x1a39/0x1bc0 [ 287.550942][ T30] #4: ffff8880794a66d0 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x682/0x14e0 [ 287.561115][ T30] 1 lock held by bch-reclaim/loo/5853: [ 287.566611][ T30] #0: ffff8880794cb0a8 (&j->reclaim_lock){+.+.}-{3:3}, at: bch2_journal_reclaim_thread+0x167/0x560 [ 287.577573][ T30] [ 287.579905][ T30] ============================================= [ 287.579905][ T30] [ 287.588375][ T30] NMI backtrace for cpu 0 [ 287.592751][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 287.603237][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 287.613274][ T30] Call Trace: [ 287.616538][ T30] [ 287.619455][ T30] dump_stack_lvl+0x241/0x360 [ 287.624124][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.629304][ T30] ? __pfx__printk+0x10/0x10 [ 287.633881][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.638805][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.644249][ T30] ? _printk+0xd5/0x120 [ 287.648387][ T30] ? __pfx__printk+0x10/0x10 [ 287.652959][ T30] ? __wake_up_klogd+0xcc/0x110 [ 287.657795][ T30] ? __pfx__printk+0x10/0x10 [ 287.662366][ T30] ? __rcu_read_unlock+0xa1/0x110 [ 287.667375][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.673340][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.679304][ T30] watchdog+0xff4/0x1040 [ 287.683533][ T30] ? watchdog+0x1ea/0x1040 [ 287.687936][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.692597][ T30] kthread+0x2f0/0x390 [ 287.696655][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.701319][ T30] ? __pfx_kthread+0x10/0x10 [ 287.705889][ T30] ret_from_fork+0x4b/0x80 [ 287.710296][ T30] ? __pfx_kthread+0x10/0x10 [ 287.714866][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.719622][ T30] [ 287.722775][ T30] Sending NMI from CPU 0 to CPUs 1: [ 287.728075][ C1] NMI backtrace for cpu 1 [ 287.728087][ C1] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 287.728106][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 287.728117][ C1] Workqueue: events_unbound toggle_allocation_gate [ 287.728146][ C1] RIP: 0010:trace_tlb_flush+0x14/0x140 [ 287.728167][ C1] Code: 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 56 53 66 90 65 8b 05 bd d0 c0 7e 83 f8 08 73 42 <89> c3 48 89 d8 48 c1 e8 06 48 8d 3c c5 68 dd 1b 90 be 08 00 00 00 [ 287.728186][ C1] RSP: 0018:ffffc90000117638 EFLAGS: 00000097 [ 287.728199][ C1] RAX: 0000000000000001 RBX: ffffffffffffffff RCX: ffff88801bef5a00 [ 287.728211][ C1] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 [ 287.728222][ C1] RBP: ffffc90000117730 R08: ffffffff8142f005 R09: 1ffffffff1d471cb [ 287.728235][ C1] R10: dffffc0000000000 R11: fffffbfff1d471cc R12: 0000000000000000 [ 287.728246][ C1] R13: ffffffff8ea38840 R14: 0000000000000000 R15: 0000000000000000 [ 287.728257][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 287.728271][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.728283][ C1] CR2: 0000561f256ff6d8 CR3: 000000000e734000 CR4: 00000000003526f0 [ 287.728300][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.728310][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.728321][ C1] Call Trace: [ 287.728327][ C1] [ 287.728333][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 287.728357][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 287.728381][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.728404][ C1] ? nmi_handle+0x2a/0x5a0 [ 287.728427][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.728447][ C1] ? nmi_handle+0x14f/0x5a0 [ 287.728463][ C1] ? nmi_handle+0x2a/0x5a0 [ 287.728479][ C1] ? trace_tlb_flush+0x14/0x140 [ 287.728495][ C1] ? default_do_nmi+0x63/0x160 [ 287.728519][ C1] ? exc_nmi+0x123/0x1f0 [ 287.728541][ C1] ? end_repeat_nmi+0xf/0x53 [ 287.728562][ C1] ? __phys_addr+0x105/0x170 [ 287.728578][ C1] ? trace_tlb_flush+0x14/0x140 [ 287.728594][ C1] ? trace_tlb_flush+0x14/0x140 [ 287.728612][ C1] ? trace_tlb_flush+0x14/0x140 [ 287.728628][ C1] [ 287.728633][ C1] [ 287.728640][ C1] switch_mm_irqs_off+0x77a/0xa70 [ 287.728658][ C1] ? text_poke_memcpy+0x25/0x30 [ 287.728676][ C1] ? __pfx_switch_mm_irqs_off+0x10/0x10 [ 287.728693][ C1] ? text_poke_memcpy+0x25/0x30 [ 287.728711][ C1] ? __asan_memcpy+0x40/0x70 [ 287.728732][ C1] __text_poke+0x8f0/0xd30 [ 287.728749][ C1] ? __pfx_do_sync_core+0x10/0x10 [ 287.728769][ C1] ? kmem_cache_alloc_bulk_noprof+0x156/0x7c0 [ 287.728788][ C1] ? __pfx_text_poke_memcpy+0x10/0x10 [ 287.728808][ C1] ? __pfx___text_poke+0x10/0x10 [ 287.728825][ C1] ? kmem_cache_alloc_bulk_noprof+0x156/0x7c0 [ 287.728846][ C1] ? __pfx_smp_call_function_many_cond+0x10/0x10 [ 287.728863][ C1] ? __pfx_perf_event_text_poke+0x10/0x10 [ 287.728881][ C1] ? __mutex_trylock_common+0x183/0x2e0 [ 287.728899][ C1] ? __pfx___might_resched+0x10/0x10 [ 287.728926][ C1] text_poke_bp_batch+0x8cd/0xb30 [ 287.728955][ C1] ? kmem_cache_alloc_bulk_noprof+0x157/0x7c0 [ 287.728973][ C1] ? __pfx_text_poke_bp_batch+0x10/0x10 [ 287.728996][ C1] ? arch_jump_label_transform_queue+0x9b/0x100 [ 287.729020][ C1] ? process_scheduled_works+0x976/0x1850 [ 287.729042][ C1] text_poke_finish+0x30/0x50 [ 287.729061][ C1] arch_jump_label_transform_apply+0x1c/0x30 [ 287.729082][ C1] static_key_enable_cpuslocked+0x136/0x260 [ 287.729106][ C1] static_key_enable+0x1a/0x20 [ 287.729126][ C1] toggle_allocation_gate+0xbc/0x260 [ 287.729150][ C1] ? __pfx_toggle_allocation_gate+0x10/0x10 [ 287.729173][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.729203][ C1] process_scheduled_works+0xa63/0x1850 [ 287.729236][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 287.729261][ C1] ? assign_work+0x364/0x3d0 [ 287.729283][ C1] worker_thread+0x870/0xd30 [ 287.729311][ C1] ? __kthread_parkme+0x169/0x1d0 [ 287.729335][ C1] ? __pfx_worker_thread+0x10/0x10 [ 287.729356][ C1] kthread+0x2f0/0x390 [ 287.729371][ C1] ? __pfx_worker_thread+0x10/0x10 [ 287.729392][ C1] ? __pfx_kthread+0x10/0x10 [ 287.729407][ C1] ret_from_fork+0x4b/0x80 [ 287.729429][ C1] ? __pfx_kthread+0x10/0x10 [ 287.729444][ C1] ret_from_fork_asm+0x1a/0x30 [ 287.729472][ C1] [ 287.729479][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.404 msecs [ 287.730125][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.730137][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc6-syzkaller-00169-g906bd684e4b1 #0 [ 287.730159][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 287.730169][ T30] Call Trace: [ 287.730176][ T30] [ 287.730184][ T30] dump_stack_lvl+0x241/0x360 [ 287.730210][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.730231][ T30] ? __pfx__printk+0x10/0x10 [ 287.730249][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 287.730278][ T30] ? vscnprintf+0x5d/0x90 [ 287.730303][ T30] panic+0x349/0x880 [ 287.730324][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.730348][ T30] ? __pfx_panic+0x10/0x10 [ 287.730365][ T30] ? tick_nohz_tick_stopped+0x82/0xb0 [ 287.730384][ T30] ? __irq_work_queue_local+0x137/0x410 [ 287.730408][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.730426][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.730448][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 287.730473][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 287.730499][ T30] watchdog+0x1033/0x1040 [ 287.730522][ T30] ? watchdog+0x1ea/0x1040 [ 287.730548][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.730568][ T30] kthread+0x2f0/0x390 [ 287.730585][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.730606][ T30] ? __pfx_kthread+0x10/0x10 [ 287.730623][ T30] ret_from_fork+0x4b/0x80 [ 287.730646][ T30] ? __pfx_kthread+0x10/0x10 [ 287.730662][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.730701][ T30] [ 288.321124][ T30] Kernel Offset: disabled [ 288.325435][ T30] Rebooting in 86400 seconds..