./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3077380398 <...> Warning: Permanently added '10.128.10.46' (ED25519) to the list of known hosts. execve("./syz-executor3077380398", ["./syz-executor3077380398"], 0x7ffeb8cc3e30 /* 10 vars */) = 0 brk(NULL) = 0x555563ed6000 brk(0x555563ed6d00) = 0x555563ed6d00 arch_prctl(ARCH_SET_FS, 0x555563ed6380) = 0 set_tid_address(0x555563ed6650) = 5838 set_robust_list(0x555563ed6660, 24) = 0 rseq(0x555563ed6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3077380398", 4096) = 28 getrandom("\xdf\xb4\xd9\xe8\xe7\x14\x82\x24", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555563ed6d00 brk(0x555563ef7d00) = 0x555563ef7d00 brk(0x555563ef8000) = 0x555563ef8000 mprotect(0x7f8714c4a000, 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 mkdir("./syzkaller.yV0JwU", 0700) = 0 chmod("./syzkaller.yV0JwU", 0777) = 0 chdir("./syzkaller.yV0JwU") = 0 mkdir("./0", 0777) = 0 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 5840 attached , child_tidptr=0x555563ed6650) = 5840 [pid 5840] set_robust_list(0x555563ed6660, 24) = 0 [pid 5840] chdir("./0") = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5840] setpgid(0, 0) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5840] write(3, "1000", 4) = 4 [pid 5840] close(3) = 0 [pid 5840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5840] write(1, "executing program\n", 18executing program ) = 18 [pid 5840] memfd_create("syzkaller", 0) = 3 [pid 5840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f870c600000 [pid 5840] 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 5840] munmap(0x7f870c600000, 138412032) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5840] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5840] close(3) = 0 [pid 5840] close(4) = 0 [pid 5840] mkdir("./file0", 0777) = 0 [ 139.053243][ T5840] loop0: detected capacity change from 0 to 32768 [ 139.135406][ T5840] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names [ 139.150963][ T5840] bcachefs (loop0): recovering from clean shutdown, journal seq 13 [ 139.170031][ T5840] bcachefs (loop0): accounting_read... done [ 139.176840][ T5840] bcachefs (loop0): alloc_read... done [pid 5840] mount("/dev/loop0", "./file0", "bcachefs", 0, "\x10\xf7\xe7\xab\x27\x5e\x7b\x9e\xc1\x8a\x06\x63\x35\x54\xe2\xf6\xfa\xd2\xf9\xfb\xc1\x7a\x1b\x2f\xed\xc7\xf5\x95") = 0 [pid 5840] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5840] chdir("./file0") = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5840] ioctl(4, LOOP_CLR_FD) = 0 [pid 5840] close(4) = 0 [pid 5840] exit_group(0) = ? [pid 5840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=23 /* 0.23 s */} --- umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x555563ed76f0 /* 4 entries */, 32768) = 112 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 [ 139.182404][ T5840] bcachefs (loop0): stripes_read... done [ 139.188101][ T5840] bcachefs (loop0): snapshots_read... done [ 139.196036][ T5840] bcachefs (loop0): journal_replay... done [ 139.202169][ T5840] bcachefs (loop0): resume_logged_ops... done [ 139.208263][ T5840] bcachefs (loop0): delete_dead_inodes... done [ 139.216897][ T5840] bcachefs (loop0): going read-write [ 139.228264][ T5840] bcachefs (loop0): done starting filesystem [ 139.267516][ T5838] bcachefs (loop0): shutting down [ 139.272750][ T5838] bcachefs (loop0): going read-only [ 139.278181][ T5838] bcachefs (loop0): finished waiting for writes to stop [ 169.550144][ T5849] Allocator stuck? Waited for 30 seconds [ 169.550158][ T5849] Allocator debug: [ 169.550164][ T5849] capacity1536 [ 169.550168][ T5849] reserved 31232 [ 169.550173][ T5849] hidden 0 [ 169.550178][ T5849] btree 0 [ 169.550183][ T5849] data 0 [ 169.550188][ T5849] cached 0 [ 169.550192][ T5849] reserved 0 [ 169.550197][ T5849] online_reserved 24 [ 169.550209][ T5849] nr_inodes 0 [ 169.550214][ T5849] [ 169.550219][ T5849] freelist_wait waiting [ 169.550224][ T5849] open buckets allocated1 [ 169.550228][ T5849] open buckets total 1024 [ 169.550233][ T5849] open_buckets_wait empty [ 169.550238][ T5849] open_buckets_btree 0 [ 169.550243][ T5849] open_buckets_user 0 [ 169.550248][ T5849] btree reserve cache 0 [ 169.550253][ T5849] [ 169.550257][ T5849] Dev 0: [ 169.550261][ T5849] buckets sectors fragmented [ 169.550267][ T5849] free 0 0 0 [ 169.550272][ T5849] sb 0 0 0 [ 169.550278][ T5849] journal 0 0 0 [ 169.550283][ T5849] btree 0 0 0 [ 169.550288][ T5849] user 0 0 0 [ 169.550294][ T5849] cached 0 0 0 [ 169.550299][ T5849] parity 0 0 0 [ 169.550305][ T5849] stripe 0 0 0 [ 169.550310][ T5849] need_gc_gens 0 0 0 [ 169.550315][ T5849] need_discard 0 0 0 [ 169.550321][ T5849] unstriped 0 0 0 [ 169.550326][ T5849] capacity 128 [ 169.550331][ T5849] [ 169.550335][ T5849] reserves: [ 169.550340][ T5849] stripe 60 [ 169.550344][ T5849] normal 58 [ 169.550349][ T5849] copygc 56 [ 169.550354][ T5849] btree 28 [ 169.550359][ T5849] btree_copygc 0 [ 169.550363][ T5849] reclaim 0 [ 169.550368][ T5849] interior_updates 0 [ 169.550373][ T5849] [ 169.550377][ T5849] open buckets 0 [ 169.550382][ T5849] buckets to invalidate 0 [ 169.550387][ T5849] [ 169.550391][ T5849] Copygc debug: [ 169.550395][ T5849] running: 1 [ 169.550400][ T5849] copygc_wait:0 [ 169.550404][ T5849] copygc_wait_at:0 [ 169.550409][ T5849] Currently waiting for:0 B [ 169.550414][ T5849] Currently waiting since:640 KiB [ 169.550419][ T5849] Currently calculated wait:0 B [ 169.550424][ T5849] [ 169.550428][ T5849] Journal debug: [ 169.550432][ T5849] flags: replay_done,running,may_skip_flush,need_flush_write [ 169.550438][ T5849] dirty journal entries: 0/32768 [ 169.550443][ T5849] seq: 13 [ 169.550454][ T5849] seq_ondisk: 13 [ 169.550461][ T5849] last_seq: 14 [ 169.550466][ T5849] last_seq_ondisk: 14 [ 169.550471][ T5849] flushed_seq_ondisk: 13 [ 169.550475][ T5849] watermark: stripe [ 169.550480][ T5849] each entry reserved: 321 [ 169.550485][ T5849] nr flush writes: 0 [ 169.550490][ T5849] nr noflush writes: 0 [ 169.550495][ T5849] average write size: 0 B [ 169.550500][ T5849] nr direct reclaim: 0 [ 169.550505][ T5849] nr background reclaim: 0 [ 169.550509][ T5849] reclaim kicked: 0 [ 169.550514][ T5849] reclaim runs in: 0 ms [ 169.550519][ T5849] blocked: 0 [ 169.550524][ T5849] current entry sectors: 256 [ 169.550529][ T5849] current entry error: ok [ 169.550533][ T5849] current entry: closed [ 169.550538][ T5849] unwritten entries: [ 169.550543][ T5849] last buf closed [ 169.550547][ T5849] space: [ 169.550552][ T5849] discarded 256:1792 [ 169.550557][ T5849] clean ondisk 256:1792 [ 169.550562][ T5849] clean 256:1792 [ 169.550567][ T5849] total 256:2048 [ 169.550572][ T5849] dev 0: [ 169.550576][ T5849] nr 8 [ 169.550581][ T5849] bucket size 256 [ 169.550586][ T5849] available 6:256 [ 169.550591][ T5849] discard_idx 0 [ 169.550595][ T5849] dirty_ondisk 0 (seq 0) [ 169.550600][ T5849] dirty_idx 0 (seq 0) [ 169.550605][ T5849] cur_idx 0 (seq 0) [ 169.550610][ T5849] [ 286.662190][ T30] INFO: task syz-executor307:5838 blocked for more than 143 seconds. [ 286.670525][ T30] Not tainted 6.13.0-rc6-syzkaller-00059-g643e2e259c2b #0 [ 286.678151][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.686951][ T30] task:syz-executor307 state:D stack:23840 pid:5838 tgid:5838 ppid:5835 flags:0x00004002 [ 286.697321][ T30] Call Trace: [ 286.700670][ T30] [ 286.703627][ T30] __schedule+0x17fb/0x4be0 [ 286.708161][ T30] ? __pfx___schedule+0x10/0x10 [ 286.713078][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.718121][ T30] ? schedule+0x90/0x320 [ 286.722428][ T30] schedule+0x14b/0x320 [ 286.726601][ T30] schedule_timeout+0xb0/0x290 [ 286.731431][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 286.736818][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 286.742902][ T30] ? wait_for_completion+0x2fe/0x620 [ 286.748199][ T30] ? wait_for_completion+0x2fe/0x620 [ 286.753634][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.758847][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 286.764091][ T30] ? wait_for_completion+0x2fe/0x620 [ 286.769388][ T30] wait_for_completion+0x355/0x620 [ 286.774581][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 286.780255][ T30] ? synchronize_rcu+0x11b/0x360 [ 286.785188][ T30] ? kthread_unpark+0xd0/0x290 [ 286.790006][ T30] kthread_stop+0x19e/0x640 [ 286.794543][ T30] bch2_copygc_stop+0x4f/0x150 [ 286.799326][ T30] __bch2_fs_read_only+0x47/0x450 [ 286.804398][ T30] bch2_fs_read_only+0xb57/0x1200 [ 286.809556][ T30] ? __pfx_bch2_fs_read_only+0x10/0x10 [ 286.815049][ T30] ? __bch2_print+0x17a/0x220 [ 286.819802][ T30] ? down_write+0x18c/0x220 [ 286.824344][ T30] ? __pfx_down_write+0x10/0x10 [ 286.829222][ T30] ? hook_sb_delete+0xaa0/0xbd0 [ 286.834203][ T30] __bch2_fs_stop+0x105/0x5c0 [ 286.838911][ T30] ? __pfx___bch2_fs_stop+0x10/0x10 [ 286.844200][ T30] ? __pfx_evict_inodes+0x10/0x10 [ 286.849263][ T30] ? bch2_sync_fs+0x155/0x300 [ 286.854017][ T30] ? __pfx_bch2_put_super+0x10/0x10 [ 286.859236][ T30] generic_shutdown_super+0x139/0x2d0 [ 286.864658][ T30] bch2_kill_sb+0x41/0x50 [ 286.869005][ T30] deactivate_locked_super+0xc4/0x130 [ 286.874452][ T30] cleanup_mnt+0x41f/0x4b0 [ 286.878881][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 286.884129][ T30] task_work_run+0x24f/0x310 [ 286.888828][ T30] ? __pfx_task_work_run+0x10/0x10 [ 286.894039][ T30] ? path_umount+0x284/0xf70 [ 286.898674][ T30] ptrace_notify+0x2d2/0x380 [ 286.903348][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 286.908475][ T30] ? kmem_cache_free+0x195/0x410 [ 286.913564][ T30] ? __x64_sys_umount+0x123/0x170 [ 286.918611][ T30] syscall_exit_work+0xc7/0x1d0 [ 286.923512][ T30] syscall_exit_to_user_mode+0x24a/0x340 [ 286.929163][ T30] do_syscall_64+0x100/0x230 [ 286.933818][ T30] ? clear_bhb_loop+0x35/0x90 [ 286.938508][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 286.944488][ T30] RIP: 0033:0x7f8714bc8347 [ 286.948929][ T30] RSP: 002b:00007ffd7f1b1b88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 286.957427][ T30] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8714bc8347 [ 286.965470][ T30] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd7f1b1c40 [ 286.973516][ T30] RBP: 00007ffd7f1b1c40 R08: 0000000000000000 R09: 0000000000000000 [ 286.981530][ T30] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffd7f1b2ca0 [ 286.989573][ T30] R13: 0000555563ed76c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 286.997575][ T30] [ 287.000763][ T30] [ 287.000763][ T30] Showing all locks held in the system: [ 287.008499][ T30] 1 lock held by khungtaskd/30: [ 287.013424][ T30] #0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 [ 287.023408][ T30] 2 locks held by getty/5577: [ 287.028087][ T30] #0: ffff88814d4170a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.037910][ T30] #1: ffffc9000330b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 [ 287.048072][ T30] 2 locks held by syz-executor307/5838: [ 287.053678][ T30] #0: ffff88823bfb20e0 (&type->s_umount_key#43){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0 [ 287.063948][ T30] #1: ffff888076f00278 (&c->state_lock){+.+.}-{4:4}, at: __bch2_fs_stop+0xfd/0x5c0 [ 287.073433][ T30] [ 287.075763][ T30] ============================================= [ 287.075763][ T30] [ 287.084257][ T30] NMI backtrace for cpu 1 [ 287.088608][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00059-g643e2e259c2b #0 [ 287.099102][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.109155][ T30] Call Trace: [ 287.112430][ T30] [ 287.115379][ T30] dump_stack_lvl+0x241/0x360 [ 287.120079][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.125285][ T30] ? __pfx__printk+0x10/0x10 [ 287.129879][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.134816][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.140292][ T30] ? _printk+0xd5/0x120 [ 287.144466][ T30] ? __pfx__printk+0x10/0x10 [ 287.149057][ T30] ? __wake_up_klogd+0xcc/0x110 [ 287.153922][ T30] ? __pfx__printk+0x10/0x10 [ 287.158516][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.164496][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.170481][ T30] watchdog+0xff6/0x1040 [ 287.174719][ T30] ? watchdog+0x1ea/0x1040 [ 287.179153][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.183838][ T30] kthread+0x2f0/0x390 [ 287.187917][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.192623][ T30] ? __pfx_kthread+0x10/0x10 [ 287.197229][ T30] ret_from_fork+0x4b/0x80 [ 287.201646][ T30] ? __pfx_kthread+0x10/0x10 [ 287.206242][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.211017][ T30] [ 287.214157][ T30] Sending NMI from CPU 1 to CPUs 0: [ 287.219409][ C0] NMI backtrace for cpu 0 [ 287.219423][ C0] CPU: 0 UID: 0 PID: 52 Comm: kworker/u8:3 Not tainted 6.13.0-rc6-syzkaller-00059-g643e2e259c2b #0 [ 287.219447][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.219457][ C0] Workqueue: events_unbound toggle_allocation_gate [ 287.219485][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 [ 287.219504][ C0] Code: 80 d4 03 00 65 8b 15 a0 60 64 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 00 <83> fa 02 75 21 48 8b 91 00 16 00 00 48 8b 32 48 8d 7e 01 8b 89 fc [ 287.219516][ C0] RSP: 0018:ffffc90000bc76d8 EFLAGS: 00000246 [ 287.219529][ C0] RAX: ffffffff81938eeb RBX: 1ffff110170e88b9 RCX: ffff8880212a1e00 [ 287.219542][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 287.219551][ C0] RBP: ffffc90000bc78e0 R08: ffffffff81938eba R09: 1ffffffff284e310 [ 287.219563][ C0] R10: dffffc0000000000 R11: fffffbfff284e311 R12: dffffc0000000000 [ 287.219574][ C0] R13: ffff8880b87445c8 R14: ffff8880b863f940 R15: 0000000000000001 [ 287.219586][ C0] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 287.219599][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.219610][ C0] CR2: 0000564c16b4c600 CR3: 000000000e736000 CR4: 00000000003526f0 [ 287.219624][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.219633][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.219643][ C0] Call Trace: [ 287.219649][ C0] [ 287.219656][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 287.219674][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 287.219691][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.219708][ C0] ? nmi_handle+0x2a/0x5a0 [ 287.219730][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.219749][ C0] ? nmi_handle+0x14f/0x5a0 [ 287.219764][ C0] ? nmi_handle+0x2a/0x5a0 [ 287.219780][ C0] ? __sanitizer_cov_trace_pc+0x37/0x70 [ 287.219795][ C0] ? default_do_nmi+0x63/0x160 [ 287.219811][ C0] ? exc_nmi+0x123/0x1f0 [ 287.219826][ C0] ? end_repeat_nmi+0xf/0x53 [ 287.219843][ C0] ? smp_call_function_many_cond+0x19da/0x2c60 [ 287.219861][ C0] ? smp_call_function_many_cond+0x1a0b/0x2c60 [ 287.219880][ C0] ? __sanitizer_cov_trace_pc+0x37/0x70 [ 287.219895][ C0] ? __sanitizer_cov_trace_pc+0x37/0x70 [ 287.219911][ C0] ? __sanitizer_cov_trace_pc+0x37/0x70 [ 287.219925][ C0] [ 287.219930][ C0] [ 287.219935][ C0] smp_call_function_many_cond+0x1a0b/0x2c60 [ 287.219958][ C0] ? __pfx_do_sync_core+0x10/0x10 [ 287.219980][ C0] ? kmem_cache_alloc_bulk_noprof+0x156/0x7c0 [ 287.219998][ C0] ? __pfx_smp_call_function_many_cond+0x10/0x10 [ 287.220017][ C0] ? __pfx_perf_event_text_poke+0x10/0x10 [ 287.220033][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 287.220054][ C0] ? __pfx_do_sync_core+0x10/0x10 [ 287.220072][ C0] on_each_cpu_cond_mask+0x3f/0x80 [ 287.220090][ C0] text_poke_bp_batch+0x726/0xb30 [ 287.220112][ C0] ? kmem_cache_alloc_bulk_noprof+0x157/0x7c0 [ 287.220128][ C0] ? __pfx_text_poke_bp_batch+0x10/0x10 [ 287.220149][ C0] ? arch_jump_label_transform_queue+0x9b/0x100 [ 287.220170][ C0] ? process_scheduled_works+0x976/0x1840 [ 287.220190][ C0] text_poke_finish+0x30/0x50 [ 287.220205][ C0] arch_jump_label_transform_apply+0x1c/0x30 [ 287.220223][ C0] static_key_disable_cpuslocked+0xd2/0x1c0 [ 287.220244][ C0] static_key_disable+0x1a/0x20 [ 287.220260][ C0] toggle_allocation_gate+0x1bf/0x260 [ 287.220280][ C0] ? __pfx_toggle_allocation_gate+0x10/0x10 [ 287.220299][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.220321][ C0] process_scheduled_works+0xa66/0x1840 [ 287.220352][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 287.220375][ C0] ? assign_work+0x364/0x3d0 [ 287.220396][ C0] worker_thread+0x870/0xd30 [ 287.220416][ C0] ? __kthread_parkme+0x169/0x1d0 [ 287.220433][ C0] ? __pfx_worker_thread+0x10/0x10 [ 287.220452][ C0] kthread+0x2f0/0x390 [ 287.220467][ C0] ? __pfx_worker_thread+0x10/0x10 [ 287.220481][ C0] ? __pfx_kthread+0x10/0x10 [ 287.220496][ C0] ret_from_fork+0x4b/0x80 [ 287.220510][ C0] ? __pfx_kthread+0x10/0x10 [ 287.220525][ C0] ret_from_fork_asm+0x1a/0x30 [ 287.220550][ C0] [ 287.220557][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.148 msecs [ 287.221421][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.221434][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00059-g643e2e259c2b #0 [ 287.221455][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.221466][ T30] Call Trace: [ 287.221473][ T30] [ 287.221481][ T30] dump_stack_lvl+0x241/0x360 [ 287.221507][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.221529][ T30] ? __pfx__printk+0x10/0x10 [ 287.221546][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 287.221572][ T30] ? vscnprintf+0x5d/0x90 [ 287.221593][ T30] panic+0x349/0x880 [ 287.221614][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.221635][ T30] ? __pfx_panic+0x10/0x10 [ 287.221652][ T30] ? tick_nohz_tick_stopped+0x82/0xb0 [ 287.221676][ T30] ? __irq_work_queue_local+0x137/0x410 [ 287.221697][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.221715][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.221735][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 287.221757][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 287.221780][ T30] watchdog+0x1035/0x1040 [ 287.221800][ T30] ? watchdog+0x1ea/0x1040 [ 287.221822][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.221840][ T30] kthread+0x2f0/0x390 [ 287.221859][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.221876][ T30] ? __pfx_kthread+0x10/0x10 [ 287.221895][ T30] ret_from_fork+0x4b/0x80 [ 287.221911][ T30] ? __pfx_kthread+0x10/0x10 [ 287.221929][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.221963][ T30] [ 287.789617][ T30] Kernel Offset: disabled [ 287.793934][ T30] Rebooting in 86400 seconds..