INFO: task jfsCommit:122 blocked for more than 143 seconds. Not tainted 6.1.0-rc2-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:24024 pid:122 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5191 [inline] __schedule+0x8c9/0xd70 kernel/sched/core.c:6503 schedule+0xcb/0x190 kernel/sched/core.c:6579 io_schedule+0x83/0x100 kernel/sched/core.c:8723 __lock_metapage+0x209/0x330 fs/jfs/jfs_metapage.c:50 lock_metapage fs/jfs/jfs_metapage.c:64 [inline] __get_metapage+0x849/0xff0 fs/jfs/jfs_metapage.c:639 diIAGRead+0xca/0x130 fs/jfs/jfs_imap.c:2662 diFree+0x8fa/0x2c90 fs/jfs/jfs_imap.c:955 jfs_evict_inode+0x323/0x440 fs/jfs/inode.c:156 evict+0x2a4/0x620 fs/inode.c:664 txUpdateMap+0x8eb/0xaa0 fs/jfs/jfs_txnmgr.c:2362 txLazyCommit fs/jfs/jfs_txnmgr.c:2659 [inline] jfs_lazycommit+0x488/0xb80 fs/jfs/jfs_txnmgr.c:2727 kthread+0x266/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 INFO: lockdep is turned off. NMI backtrace for cpu 1 CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 nmi_cpu_backtrace+0x46f/0x4f0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1ba/0x420 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xcf5/0xd40 kernel/hung_task.c:377 kthread+0x266/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 3818 Comm: syz-fuzzer Not tainted 6.1.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0033:0x4153b6 Code: 24 b8 00 00 00 4c 39 d1 76 33 49 89 c8 4c 29 d1 48 83 c1 fc 48 f7 d9 48 83 f9 40 4d 19 c9 41 ba 01 00 00 00 49 d3 e2 4d 21 ca <4d> 8d 4a ff 4d 89 ca 49 c1 e1 04 4d 09 d1 4c 21 ca eb 03 49 89 c8 RSP: 002b:000000c0050c0a28 EFLAGS: 00000202 RAX: 000000c0257e5410 RBX: 0000000000000030 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000203009 RDI: 0000000000a10a20 RBP: 000000c0050c0b28 R08: 0000000000000006 R09: ffffffffffffffff R10: 0000000000000001 R11: 0000000000c03900 R12: 0000000000203009 R13: 0000000000203009 R14: 000000c000499860 R15: 00007f7b1e4bf2a1 FS: 000000c02135c090 GS: 0000000000000000