./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2241260917 <...> Warning: Permanently added '10.128.0.203' (ED25519) to the list of known hosts. execve("./syz-executor2241260917", ["./syz-executor2241260917"], 0x7ffe0c5d2690 /* 10 vars */) = 0 brk(NULL) = 0x555581789000 brk(0x555581789d00) = 0x555581789d00 arch_prctl(ARCH_SET_FS, 0x555581789380) = 0 set_tid_address(0x555581789650) = 5819 set_robust_list(0x555581789660, 24) = 0 rseq(0x555581789ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2241260917", 4096) = 28 getrandom("\xf9\x6b\xb5\xc1\x88\x55\xfb\xd4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555581789d00 brk(0x5555817aad00) = 0x5555817aad00 brk(0x5555817ab000) = 0x5555817ab000 mprotect(0x7f54bb1dd000, 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, child_tidptr=0x555581789650) = 5821 ./strace-static-x86_64: Process 5821 attached [pid 5821] set_robust_list(0x555581789660, 24) = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5821] setpgid(0, 0) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5821] write(3, "1000", 4) = 4 [pid 5821] close(3) = 0 [pid 5821] write(1, "executing program\n", 18executing program ) = 18 [pid 5821] memfd_create("syzkaller", 0) = 3 [pid 5821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f54b2c00000 [pid 5821] 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 5821] munmap(0x7f54b2c00000, 138412032) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5821] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5821] close(3) = 0 [pid 5821] close(4) = 0 [pid 5821] mkdir("./file2", 0777) = 0 [ 75.597074][ T5821] loop0: detected capacity change from 0 to 32768 [ 75.644506][ T5821] bcachefs (/dev/loop0): error reading default superblock: checksum error, type none: got should be [ 75.697219][ T5821] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,version_upgrade=none [ 75.712054][ T5821] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 75.720529][ T5821] bcachefs (loop0): insufficient writeable journal devices available: have 0, need 1 [ 75.720529][ T5821] rw journal devs: [ 75.748796][ T5821] bcachefs (loop0): accounting_read... done [ 75.755696][ T5821] bcachefs (loop0): alloc_read... done [ 75.761247][ T5821] bcachefs (loop0): stripes_read... done [ 75.767166][ T5821] bcachefs (loop0): snapshots_read... done [ 75.775228][ T5821] bcachefs (loop0): journal_replay... done [ 75.781165][ T5821] bcachefs (loop0): resume_logged_ops... done [ 75.787327][ T5821] bcachefs (loop0): delete_dead_inodes... done [ 75.793977][ T5821] bcachefs (loop0): going read-write [pid 5821] mount("/dev/loop0", "./file2", "bcachefs", MS_NODIRATIME|MS_RELATIME|MS_STRICTATIME, "\x65\x72\x72\x6f\x72\x73\x3d\x63\x6f\x6e\x74\x69\x6e\x75\x65\x2c\x65\x72\x72\x6f\x72\x73\x3d\x66\x69\x78\x5f\x73\x61\x66\x65\x2c\x6a\x6f\x75\x72\x6e\x61\x6c\x5f\x74\x72\x61\x6e\x73\x61\x63\x74\x69\x6f\x6e\x5f\x6e\x61\x6d\x65\x73\x2c\x76\x65\x72\x73\x69\x6f\x6e\x5f\x75\x70\x67\x72\x61\x64\x65\x3d\x6e\x6f\x6e\x65\x2c\x73\x6d\x61\x63\x6b\x6a\x5f\x74\x79\x70\x65\x3d\x28\xaa\x29") = 0 [pid 5821] openat(AT_FDCWD, "./file2", O_RDONLY|O_DIRECTORY) = 3 [pid 5821] chdir("./file2") = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5821] ioctl(4, LOOP_CLR_FD) = 0 [ 75.804552][ T5830] bcachefs (loop0 inum 4099 offset 0): __bch2_write(): move error: insufficient_devices [ 75.815817][ T5821] bcachefs (loop0): done starting filesystem [ 75.816664][ T5830] bcachefs (loop0 inum 536870913 offset 0): __bch2_write(): move error: insufficient_devices [pid 5821] close(4) = 0 [pid 5821] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT, 000) = 4 [pid 5821] pwritev2(4, [{iov_base="\xdf\x5f\x75\x70\x67\x72\x61\x64\x65\x3d\x6e\x6f\x6e\x65\x2c\x73\x6d\x61\x63\x6b\x6a\x5f\x74\x79\x70\x65\x3d\x28\xaa\x29\x00\x21\x2c\x66\x75\x6e\x63\x3d\x4b\x45\x58\x45\x43\x5f\x4b\x45\x52\x4e\x45\x4c\x5f\x43\x48\x45\x43\x4b\x2c\x65\x75\x69\x64\x3d\x00\x00\x00\x00\x00\x00\x00\x00\xac\x66\x75\x6e\x63\x3d\x42\x50\x52\x4d\x5f\x43\x00\x45\x43\x4b\x2c\x66\x73\x72\x6f\x6f\xe3\x20\x39\xf9\x2e\x1c\x1e\xf6"..., iov_len=1000000}], 1, 8388609, 0) = 774143 [pid 5821] truncate("./file1", 11172 [pid 5819] kill(-5821, SIGKILL) = 0 [pid 5819] kill(5821, SIGKILL) = 0 [pid 5819] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5819] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5819] getdents64(3, 0x55558178a6f0 /* 2 entries */, 32768) = 48 [pid 5819] getdents64(3, 0x55558178a6f0 /* 0 entries */, 32768) = 0 [pid 5819] close(3) = 0 [ 87.008076][ T25] cfg80211: failed to load regulatory.db [ 106.216905][ T5821] Allocator stuck? Waited for 30 seconds [ 106.216926][ T5821] Allocator debug: [ 106.216935][ T5821] capacity1536 [ 106.216943][ T5821] reserved 31232 [ 106.216951][ T5821] hidden 0 [ 106.216959][ T5821] btree 0 [ 106.216967][ T5821] data 0 [ 106.216975][ T5821] cached 0 [ 106.216983][ T5821] reserved 0 [ 106.216991][ T5821] online_reserved 768 [ 106.216999][ T5821] nr_inodes 0 [ 106.217007][ T5821] [ 106.217015][ T5821] freelist_wait waiting [ 106.217023][ T5821] open buckets allocated1 [ 106.217031][ T5821] open buckets total 1024 [ 106.217039][ T5821] open_buckets_wait empty [ 106.217047][ T5821] open_buckets_btree 0 [ 106.217055][ T5821] open_buckets_user 0 [ 106.217064][ T5821] btree reserve cache 0 [ 106.217072][ T5821] [ 106.217079][ T5821] Dev 0: [ 106.217086][ T5821] buckets sectors fragmented [ 106.217096][ T5821] free 0 0 0 [ 106.217105][ T5821] sb 0 0 0 [ 106.217115][ T5821] journal 0 0 0 [ 106.217124][ T5821] btree 0 0 0 [ 106.217134][ T5821] user 0 0 0 [ 106.217143][ T5821] cached 0 0 0 [ 106.217152][ T5821] parity 0 0 0 [ 106.217162][ T5821] stripe 0 0 0 [ 106.217171][ T5821] need_gc_gens 0 0 0 [ 106.217181][ T5821] need_discard 0 0 0 [ 106.217190][ T5821] unstriped 0 0 0 [ 106.217199][ T5821] capacity 128 [ 106.217208][ T5821] [ 106.217215][ T5821] reserves: [ 106.217222][ T5821] stripe 60 [ 106.217231][ T5821] normal 58 [ 106.217239][ T5821] copygc 56 [ 106.217247][ T5821] btree 28 [ 106.217255][ T5821] btree_copygc 0 [ 106.217264][ T5821] reclaim 0 [ 106.217272][ T5821] interior_updates 0 [ 106.217280][ T5821] [ 106.217287][ T5821] open buckets 0 [ 106.217295][ T5821] buckets to invalidate 0 [ 106.217304][ T5821] [ 106.217311][ T5821] Copygc debug: [ 106.217318][ T5821] running: 0 [ 106.217326][ T5821] copygc_wait:0 [ 106.217334][ T5821] copygc_wait_at:0 [ 106.217342][ T5821] Currently waiting for:0 B [ 106.217350][ T5821] Currently waiting since:640 KiB [ 106.217358][ T5821] Currently calculated wait:0 B [ 106.217367][ T5821] [ 106.217379][ T5821] Journal debug: [ 106.217387][ T5821] flags: replay_done,running,need_flush_write [ 106.217396][ T5821] dirty journal entries: 0/32768 [ 106.217405][ T5821] seq: 10 [ 106.217413][ T5821] seq_ondisk: 10 [ 106.217421][ T5821] last_seq: 11 [ 106.217429][ T5821] last_seq_ondisk: 11 [ 106.217437][ T5821] flushed_seq_ondisk: 10 [ 106.217446][ T5821] watermark: stripe [ 106.217454][ T5821] each entry reserved: 321 [ 106.217462][ T5821] nr flush writes: 0 [ 106.217470][ T5821] nr noflush writes: 0 [ 106.217478][ T5821] average write size: 0 B [ 106.217487][ T5821] nr direct reclaim: 0 [ 106.217495][ T5821] nr background reclaim: 0 [ 106.217503][ T5821] reclaim kicked: 0 [ 106.217511][ T5821] reclaim runs in: 0 ms [ 106.217519][ T5821] blocked: 0 [ 106.217527][ T5821] current entry sectors: 0 [ 106.217536][ T5821] current entry error: insufficient_devices [ 106.217545][ T5821] current entry: closed [ 106.217553][ T5821] unwritten entries: [ 106.217561][ T5821] last buf closed [ 106.217569][ T5821] space: [ 106.217576][ T5821] discarded 0:0 [ 106.217584][ T5821] clean ondisk 0:0 [ 106.217592][ T5821] clean 0:0 [ 106.217601][ T5821] total 0:0 [ 106.217609][ T5821] [ 286.685873][ T30] INFO: task syz-executor224:5821 blocked for more than 143 seconds. [ 286.694105][ T30] Not tainted 6.13.0-rc6-syzkaller-00051-geea6e4b4dfb8 #0 [ 286.701841][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.710694][ T30] task:syz-executor224 state:D stack:18040 pid:5821 tgid:5821 ppid:5819 flags:0x00004006 [ 286.720996][ T30] Call Trace: [ 286.724306][ T30] [ 286.727309][ T30] __schedule+0x17fb/0x4be0 [ 286.731872][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 286.737918][ T30] ? __pfx___schedule+0x10/0x10 [ 286.742825][ T30] ? __pfx_lock_release+0x10/0x10 [ 286.747919][ T30] ? bch2_print_allocator_stuck+0x165/0xcb0 [ 286.753852][ T30] ? bch2_print_allocator_stuck+0xc24/0xcb0 [ 286.759818][ T30] ? schedule+0x90/0x320 [ 286.764095][ T30] schedule+0x14b/0x320 [ 286.768402][ T30] __closure_sync+0x259/0x2f0 [ 286.773111][ T30] ? __closure_sync+0x149/0x2f0 [ 286.778017][ T30] ? __pfx___closure_sync+0x10/0x10 [ 286.783252][ T30] ? __bch2_wait_on_allocator+0x1d6/0x250 [ 286.789063][ T30] bch2_btree_update_start+0x11a2/0x14e0 [ 286.794742][ T30] ? bch2_btree_split_leaf+0x123/0x840 [ 286.800259][ T30] ? __pfx_bch2_btree_update_start+0x10/0x10 [ 286.806301][ T30] ? bch2_logged_op_start+0x181/0x310 [ 286.811692][ T30] ? __pfx_closure_sync_fn+0x10/0x10 [ 286.817079][ T30] ? __do_six_trylock+0x832/0x9f0 [ 286.822162][ T30] bch2_btree_split_leaf+0x123/0x840 [ 286.827546][ T30] ? __pfx___do_six_trylock+0x10/0x10 [ 286.833147][ T30] bch2_trans_commit_error+0x212/0x1380 [ 286.838780][ T30] ? bch2_logged_op_start+0x1c8/0x310 [ 286.844187][ T30] ? bch2_trans_lock_write+0x585/0xc60 [ 286.849715][ T30] ? six_unlock_ip+0x2ce/0x3e0 [ 286.854509][ T30] ? bch2_trans_unlock_write+0x892/0xce0 [ 286.860215][ T30] ? __pfx_bch2_trans_commit_error+0x10/0x10 [ 286.866251][ T30] ? bch2_trans_unlock_write+0xc2d/0xce0 [ 286.871981][ T30] ? bch2_btree_path_verify_locks+0x633/0x720 [ 286.878110][ T30] ? bch2_trans_verify_locks+0x339/0x3c0 [ 286.883781][ T30] __bch2_trans_commit+0x7ead/0x93c0 [ 286.889156][ T30] ? bch2_path_put+0x1a4/0x2150 [ 286.894047][ T30] ? __pfx___bch2_trans_commit+0x10/0x10 [ 286.899741][ T30] ? __asan_memset+0x23/0x50 [ 286.904368][ T30] bch2_logged_op_start+0x1c8/0x310 [ 286.909645][ T30] ? __pfx_bch2_logged_op_start+0x10/0x10 [ 286.915402][ T30] ? lockdep_init_map_type+0xa1/0x910 [ 286.920852][ T30] ? bch2_bkey_get_empty_slot+0x13a/0x500 [ 286.926640][ T30] bch2_truncate+0x19e/0x2d0 [ 286.931244][ T30] ? __pfx_bch2_truncate+0x10/0x10 [ 286.936428][ T30] ? truncate_setsize+0xcf/0xf0 [ 286.941349][ T30] bchfs_truncate+0x85f/0xc90 [ 286.946224][ T30] ? __pfx_bchfs_truncate+0x10/0x10 [ 286.951526][ T30] ? setattr_prepare+0x1f5/0xb20 [ 286.956540][ T30] ? bch2_setattr+0x1a4/0x220 [ 286.961244][ T30] ? __pfx_bch2_setattr+0x10/0x10 [ 286.966389][ T30] notify_change+0xbca/0xe90 [ 286.971044][ T30] do_truncate+0x220/0x310 [ 286.975521][ T30] ? __pfx_do_truncate+0x10/0x10 [ 286.980504][ T30] ? bpf_lsm_path_truncate+0x9/0x10 [ 286.985758][ T30] vfs_truncate+0x2e1/0x3b0 [ 286.990300][ T30] do_sys_truncate+0xdb/0x190 [ 286.994991][ T30] ? __pfx_do_sys_truncate+0x10/0x10 [ 287.000340][ T30] ? do_syscall_64+0x100/0x230 [ 287.005185][ T30] do_syscall_64+0xf3/0x230 [ 287.009795][ T30] ? clear_bhb_loop+0x35/0x90 [ 287.014508][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.020531][ T30] RIP: 0033:0x7f54bb163dd9 [ 287.024988][ T30] RSP: 002b:00007ffcc4553228 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 287.033465][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f54bb163dd9 [ 287.041509][ T30] RDX: 00007f54bb163dd9 RSI: 0000000000002ba4 RDI: 0000000020000000 [ 287.049524][ T30] RBP: 00007f54bb1dd5f0 R08: 0000000000000000 R09: 0000000000000000 [ 287.057559][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcc4553260 [ 287.065600][ T30] R13: 00007ffcc4553488 R14: 431bde82d7b634db R15: 00007f54bb1ad03b [ 287.073641][ T30] [ 287.076770][ T30] [ 287.076770][ T30] Showing all locks held in the system: [ 287.084510][ T30] 7 locks held by kworker/u8:1/12: [ 287.089698][ T30] 1 lock held by khungtaskd/30: [ 287.094573][ T30] #0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 [ 287.104544][ T30] 1 lock held by klogd/5184: [ 287.109208][ T30] #0: ffff8880b873e758 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 287.119218][ T30] 2 locks held by getty/5574: [ 287.123917][ T30] #0: ffff8880314760a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.133745][ T30] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 [ 287.143942][ T30] 5 locks held by syz-executor224/5821: [ 287.149560][ T30] #0: ffff88807eed0420 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 [ 287.158842][ T30] #1: ffff888072c30148 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: do_truncate+0x20c/0x310 [ 287.169432][ T30] #2: ffff888071e00a38 (&c->snapshot_create_lock){.+.+}-{4:4}, at: bch2_truncate+0x166/0x2d0 [ 287.179802][ T30] #3: ffff888071e04398 (&c->btree_trans_barrier){.+.+}-{0:0}, at: __bch2_trans_get+0x7e1/0xd30 [ 287.190336][ T30] #4: ffff888071e266d0 (&c->gc_lock){.+.+}-{4:4}, at: bch2_btree_update_start+0x682/0x14e0 [ 287.200550][ T30] [ 287.202879][ T30] ============================================= [ 287.202879][ T30] [ 287.211388][ T30] NMI backtrace for cpu 0 [ 287.215748][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00051-geea6e4b4dfb8 #0 [ 287.226259][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.236327][ T30] Call Trace: [ 287.239622][ T30] [ 287.242563][ T30] dump_stack_lvl+0x241/0x360 [ 287.247265][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.252481][ T30] ? __pfx__printk+0x10/0x10 [ 287.257095][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 287.262053][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.267528][ T30] ? _printk+0xd5/0x120 [ 287.271701][ T30] ? __pfx__printk+0x10/0x10 [ 287.276305][ T30] ? __wake_up_klogd+0xcc/0x110 [ 287.281178][ T30] ? __pfx__printk+0x10/0x10 [ 287.285784][ T30] ? __rcu_read_unlock+0xa1/0x110 [ 287.290822][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.296822][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 287.302819][ T30] watchdog+0xff6/0x1040 [ 287.307096][ T30] ? watchdog+0x1ea/0x1040 [ 287.311552][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.316257][ T30] kthread+0x2f0/0x390 [ 287.320350][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.325051][ T30] ? __pfx_kthread+0x10/0x10 [ 287.329659][ T30] ret_from_fork+0x4b/0x80 [ 287.334088][ T30] ? __pfx_kthread+0x10/0x10 [ 287.338713][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.343535][ T30] [ 287.346689][ T30] Sending NMI from CPU 0 to CPUs 1: [ 287.351947][ C1] NMI backtrace for cpu 1 [ 287.351961][ C1] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.13.0-rc6-syzkaller-00051-geea6e4b4dfb8 #0 [ 287.351982][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.351993][ C1] Workqueue: events_unbound toggle_allocation_gate [ 287.352026][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x11/0x70 [ 287.352047][ C1] Code: 5b e9 23 6d 58 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 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 [ 287.352061][ C1] RSP: 0018:ffffc900001178d8 EFLAGS: 00000246 [ 287.352076][ C1] RAX: ffffffff813e5f00 RBX: 0000000000000000 RCX: ffff88801d2c5a00 [ 287.352089][ C1] RDX: ffff88801d2c5a00 RSI: 0000000000000000 RDI: 0000000000000000 [ 287.352101][ C1] RBP: ffffc90000117a10 R08: ffffffff813e5ef3 R09: ffffffff813e5d86 [ 287.352115][ C1] R10: 0000000000000002 R11: ffff88801d2c5a00 R12: 0000000000000000 [ 287.352127][ C1] R13: ffffffff93164a80 R14: ffffffff93164a80 R15: ffffffff8c05562a [ 287.352140][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 287.352155][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.352167][ C1] CR2: 000055ccd14a2600 CR3: 000000000e736000 CR4: 00000000003526f0 [ 287.352183][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.352194][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.352205][ C1] Call Trace: [ 287.352211][ C1] [ 287.352218][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 287.352240][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 287.352261][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.352282][ C1] ? nmi_handle+0x2a/0x5a0 [ 287.352309][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 287.352335][ C1] ? nmi_handle+0x14f/0x5a0 [ 287.352355][ C1] ? nmi_handle+0x2a/0x5a0 [ 287.352375][ C1] ? __sanitizer_cov_trace_pc+0x11/0x70 [ 287.352392][ C1] ? default_do_nmi+0x63/0x160 [ 287.352412][ C1] ? exc_nmi+0x123/0x1f0 [ 287.352431][ C1] ? end_repeat_nmi+0xf/0x53 [ 287.352450][ C1] ? __jump_label_patch+0x146/0x490 [ 287.352474][ C1] ? __jump_label_patch+0x2b3/0x490 [ 287.352498][ C1] ? __jump_label_patch+0x2c0/0x490 [ 287.352524][ C1] ? __sanitizer_cov_trace_pc+0x11/0x70 [ 287.352541][ C1] ? __sanitizer_cov_trace_pc+0x11/0x70 [ 287.352559][ C1] ? __sanitizer_cov_trace_pc+0x11/0x70 [ 287.352577][ C1] [ 287.352582][ C1] [ 287.352588][ C1] __jump_label_patch+0x2c0/0x490 [ 287.352618][ C1] ? __kmalloc_node_track_caller_noprof+0xf8/0x4c0 [ 287.352640][ C1] ? __pfx___jump_label_patch+0x10/0x10 [ 287.352669][ C1] ? __kmalloc_node_track_caller_noprof+0xf8/0x4c0 [ 287.352687][ C1] ? __kmalloc_node_track_caller_noprof+0x107/0x4c0 [ 287.352705][ C1] ? __kmalloc_node_track_caller_noprof+0xfd/0x4c0 [ 287.352724][ C1] ? __pfx___mutex_lock+0x10/0x10 [ 287.352751][ C1] ? text_poke_queue+0x12c/0x180 [ 287.352770][ C1] arch_jump_label_transform_queue+0x68/0x100 [ 287.352798][ C1] __jump_label_update+0x177/0x3a0 [ 287.352826][ C1] ? process_scheduled_works+0x976/0x1840 [ 287.352853][ C1] static_key_disable_cpuslocked+0xd2/0x1c0 [ 287.352878][ C1] static_key_disable+0x1a/0x20 [ 287.352901][ C1] toggle_allocation_gate+0x1bf/0x260 [ 287.352927][ C1] ? __pfx_toggle_allocation_gate+0x10/0x10 [ 287.352954][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 287.352980][ C1] process_scheduled_works+0xa66/0x1840 [ 287.353020][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 287.353051][ C1] ? assign_work+0x364/0x3d0 [ 287.353079][ C1] worker_thread+0x870/0xd30 [ 287.353102][ C1] ? __kthread_parkme+0x169/0x1d0 [ 287.353121][ C1] ? __pfx_worker_thread+0x10/0x10 [ 287.353138][ C1] kthread+0x2f0/0x390 [ 287.353157][ C1] ? __pfx_worker_thread+0x10/0x10 [ 287.353174][ C1] ? __pfx_kthread+0x10/0x10 [ 287.353193][ C1] ret_from_fork+0x4b/0x80 [ 287.353209][ C1] ? __pfx_kthread+0x10/0x10 [ 287.353228][ C1] ret_from_fork_asm+0x1a/0x30 [ 287.353261][ C1] [ 287.353269][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.322 msecs [ 287.353952][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 287.762850][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00051-geea6e4b4dfb8 #0 [ 287.773374][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.783435][ T30] Call Trace: [ 287.786727][ T30] [ 287.789668][ T30] dump_stack_lvl+0x241/0x360 [ 287.794366][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.799580][ T30] ? __pfx__printk+0x10/0x10 [ 287.804180][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 287.810175][ T30] ? vscnprintf+0x5d/0x90 [ 287.814518][ T30] panic+0x349/0x880 [ 287.818433][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.824599][ T30] ? __pfx_panic+0x10/0x10 [ 287.829032][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 287.834415][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 287.840605][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 287.846888][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 287.853069][ T30] watchdog+0x1035/0x1040 [ 287.857417][ T30] ? watchdog+0x1ea/0x1040 [ 287.861851][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.866542][ T30] kthread+0x2f0/0x390 [ 287.870628][ T30] ? __pfx_watchdog+0x10/0x10 [ 287.875325][ T30] ? __pfx_kthread+0x10/0x10 [ 287.879928][ T30] ret_from_fork+0x4b/0x80 [ 287.884359][ T30] ? __pfx_kthread+0x10/0x10 [ 287.888962][ T30] ret_from_fork_asm+0x1a/0x30 [ 287.893754][ T30] [ 287.896930][ T30] Kernel Offset: disabled [ 287.901262][ T30] Rebooting in 86400 seconds..