INFO: task jfsCommit:121 blocked for more than 143 seconds. Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:27576 pid:121 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0x8f3/0xd90 kernel/sched/core.c:6490 schedule+0xcb/0x190 kernel/sched/core.c:6566 io_schedule+0x83/0x100 kernel/sched/core.c:8710 __lock_metapage+0x209/0x300 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+0x9e8/0x2d20 fs/jfs/jfs_imap.c:955 jfs_evict_inode+0x323/0x440 fs/jfs/inode.c:156 evict+0x2a4/0x620 fs/inode.c:664 txUpdateMap+0x8b8/0xa80 fs/jfs/jfs_txnmgr.c:2362 txLazyCommit fs/jfs/jfs_txnmgr.c:2659 [inline] jfs_lazycommit+0x488/0xb60 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-09589-g55be6084c8e0 #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+0x1e3/0x2cb lib/dump_stack.c:106 nmi_cpu_backtrace+0x47c/0x4b0 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:220 [inline] watchdog+0xcd5/0xd20 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: 22937 Comm: syz-executor.1 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:trace_lock_release+0x7b/0x1a0 include/trace/events/lock.h:69 Code: e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 0c 48 c7 c7 08 cc 12 8e e8 d1 b4 74 00 48 8b 05 62 7c aa 0c e8 25 bc 07 00 <85> c0 74 11 65 ff 0d 52 1f 9a 7e 74 42 5b 41 5c 41 5e 41 5f c3 e8 RSP: 0018:ffffc90004b7f2f8 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000000 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e26e428 RBP: ffffc90004b7f450 R08: dffffc0000000000 R09: fffffbfff1c4dc86 R10: fffffbfff1c4dc86 R11: 1ffffffff1c4dc85 R12: dffffc0000000000 R13: ffffffff843bfa92 R14: ffffc90004b7f480 R15: 1ffff9200096fe70 FS: 00005555571e2400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007faa26b82058 CR3: 0000000084157000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_release+0x81/0x870 kernel/locking/lockdep.c:5679 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline] _raw_spin_unlock_irqrestore+0x75/0x130 kernel/locking/spinlock.c:194 __debug_check_no_obj_freed lib/debugobjects.c:999 [inline] debug_check_no_obj_freed+0x5c2/0x650 lib/debugobjects.c:1020 free_pages_prepare mm/page_alloc.c:1455 [inline] free_pcp_prepare+0x2cc/0x900 mm/page_alloc.c:1499 free_unref_page_prepare mm/page_alloc.c:3380 [inline] free_unref_page+0x7d/0x630 mm/page_alloc.c:3476 free_slab mm/slub.c:2073 [inline] discard_slab mm/slub.c:2079 [inline] __unfreeze_partials+0x1ab/0x200 mm/slub.c:2553 put_cpu_partial+0x116/0x180 mm/slub.c:2629 qlist_free_all+0x2b/0x70 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x169/0x180 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:447 kasan_slab_alloc include/linux/kasan.h:224 [inline] slab_post_alloc_hook mm/slab.h:727 [inline] slab_alloc_node mm/slub.c:3248 [inline] slab_alloc mm/slub.c:3256 [inline] __kmem_cache_alloc_lru mm/slub.c:3263 [inline] kmem_cache_alloc+0x1a6/0x310 mm/slub.c:3273 audit_buffer_alloc kernel/audit.c:1776 [inline] audit_log_start+0x148/0x9d0 kernel/audit.c:1898 audit_seccomp+0x5f/0x1f0 kernel/auditsc.c:2990 seccomp_log kernel/seccomp.c:994 [inline] __seccomp_filter+0x1aef/0x1d10 kernel/seccomp.c:1312 syscall_trace_enter kernel/entry/common.c:70 [inline] __syscall_enter_from_user_work kernel/entry/common.c:92 [inline] syscall_enter_from_user_mode+0xd4/0x1d0 kernel/entry/common.c:110 do_syscall_64+0xc/0x70 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f8053e3d24f Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 RSP: 002b:00007ffc6bc48ec0 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: 0000000000000000 RBX: 0000000000000055 RCX: 00007f8053e3d24f RDX: 0000000000000055 RSI: 00007ffc6bc490b0 RDI: 0000000000000002 RBP: 00007ffc6bc490b0 R08: 0000000000000000 R09: 0000000000000055 R10: 00005555571e3a50 R11: 0000000000000293 R12: 0000000000000055 R13: 00007f8053f84f80 R14: 0000000000000055 R15: 0000000000000055