INFO: task jfsCommit:122 blocked for more than 143 seconds. Not tainted 6.0.0-syzkaller-07362-g62e6e5940c0c #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:26336 pid: 122 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5183 [inline] __schedule+0x91f/0xdf0 kernel/sched/core.c:6495 schedule+0xcb/0x190 kernel/sched/core.c:6571 io_schedule+0x83/0x100 kernel/sched/core.c:8715 __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+0x433/0xba0 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: 29 Comm: khungtaskd Not tainted 6.0.0-syzkaller-07362-g62e6e5940c0c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 nmi_cpu_backtrace+0x425/0x450 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x169/0x280 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline] watchdog+0xcd5/0xd20 kernel/hung_task.c:369 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: 3597 Comm: syz-fuzzer Not tainted 6.0.0-syzkaller-07362-g62e6e5940c0c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0033:0x466a81 Code: c3 c5 fe 6f 06 c5 fe 6f 4e 20 c5 fe 6f 56 40 c5 fe 6f 5e 60 48 01 c6 c5 fd 7f 07 c5 fd 7f 4f 20 c5 fd 7f 57 40 c5 fd 7f 5f 60 <48> 01 c7 48 29 c3 77 cf 48 01 c3 48 01 fb c4 c1 7e 7f 22 c5 f8 77 RSP: 002b:000000c00fe9ccc0 EFLAGS: 00000202 RAX: 0000000000000080 RBX: 000000000000e000 RCX: 000000c000acc020 RDX: 0000000000042000 RSI: 000000c000abe020 RDI: 000000c02385ffa0 RBP: 000000c00fe9cd70 R08: 0000000000000020 R09: 0000000000000000 R10: 000000c02382e000 R11: 0000000000000020 R12: 9ae128f788f3ac95 R13: 0000000000000000 R14: 000000c0002e76c0 R15: 0000000000000000 FS: 000000c000052490 GS: 0000000000000000