F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b EXT4-fs error (device loop3): ext4_orphan_get:1235: comm syz-executor.3: couldn't read orphan inode 15 (err -117) EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop1): ext4_xattr_ibody_find:2199: inode #15: comm syz-executor.1: corrupted in-inode xattr EXT4-fs error (device loop1): ext4_orphan_get:1235: comm syz-executor.1: couldn't read orphan inode 15 (err -117) INFO: task kworker/u4:3:1632 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. kworker/u4:3 D26184 1632 2 0x80000000 Workqueue: netns cleanup_net Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_timeout+0x92d/0xfe0 kernel/time/timer.c:1794 do_wait_for_common kernel/sched/completion.c:83 [inline] __wait_for_common kernel/sched/completion.c:104 [inline] wait_for_common+0x29c/0x470 kernel/sched/completion.c:115 flush_workqueue+0x40b/0x13e0 kernel/workqueue.c:2713 flush_scheduled_work include/linux/workqueue.h:599 [inline] tipc_exit_net+0x38/0x60 net/tipc/core.c:100 ops_exit_list+0xa5/0x150 net/core/net_namespace.c:153 cleanup_net+0x3b4/0x8b0 net/core/net_namespace.c:554 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Showing all locks held in the system: 2 locks held by kworker/0:1/14: #0: 00000000bba17f08 ((wq_completion)"events"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000ca1098b8 ((work_completion)(&m->wq)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 1 lock held by khungtaskd/1569: #0: 0000000041154b8b (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 3 locks held by kworker/u4:3/1632: #0: 00000000d712cb25 ((wq_completion)"%s""netns"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000a9f5314f (net_cleanup_work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000fc261829 (pernet_ops_rwsem){++++}, at: cleanup_net+0xa8/0x8b0 net/core/net_namespace.c:521 1 lock held by in:imklog/7778: 5 locks held by syz-executor.1/26104: ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1569 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 26104 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__lock_release kernel/locking/lockdep.c:3705 [inline] RIP: 0010:lock_release+0x346/0x8b0 kernel/locking/lockdep.c:3927 Code: 00 48 89 c1 41 89 ae 80 08 00 00 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 80 3c 11 00 0f 85 cc 04 00 00 49 8d be 78 08 00 00 <4c> 8b 28 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c RSP: 0018:ffff8880ba1074d8 EFLAGS: 00000046 RAX: ffff8880974e8d50 RBX: ffffffff8d243760 RCX: 1ffff11012e9d1aa RDX: dffffc0000000000 RSI: ffffffff89f95488 RDI: ffff8880974e8c78 RBP: 0000000000000005 R08: ffffffff8cd33fc8 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff8c66505b R12: 1ffff11017420e9e R13: ffffffff815444c8 R14: ffff8880974e8400 R15: 0000000000000006 FS: 00007fe1f8f49700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe1f8f4a000 CR3: 00000000b3737000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: seqcount_lockdep_reader_access include/linux/seqlock.h:82 [inline] read_seqcount_begin include/linux/seqlock.h:164 [inline] ktime_get_update_offsets_now+0xe3/0x460 kernel/time/timekeeping.c:2225 hrtimer_update_base kernel/time/hrtimer.c:621 [inline] hrtimer_interrupt+0x138/0x9e0 kernel/time/hrtimer.c:1567 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1071 [inline] smp_apic_timer_interrupt+0x10c/0x550 arch/x86/kernel/apic/apic.c:1096 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:41 [inline] RIP: 0010:__unwind_start+0x5a2/0x960 arch/x86/kernel/unwind_orc.c:665 Code: 47 08 49 8d 77 10 48 89 44 24 08 48 89 74 24 10 85 d2 0f 84 6b fd ff ff 48 c1 e8 03 48 c1 ee 03 49 bc 00 00 00 00 00 fc ff df <49> 89 c6 49 89 f5 4d 01 e6 4d 01 e5 eb 2b 4c 89 ff e8 48 e6 ff ff RSP: 0018:ffff8880ba107798 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 RAX: 1ffff11017420f0d RBX: ffff8880ba1078e0 RCX: 0000000000000004 RDX: 0000000000000002 RSI: 1ffff11017420f0e RDI: fffffe0000040000 RBP: 1ffff11017420ef7 R08: 0000000000000000 R09: ffff8880ba107888 R10: ffff8880ba1078bf R11: 00000000acd7cc15 R12: dffffc0000000000 R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8880ba107860 unwind_start arch/x86/include/asm/unwind.h:60 [inline] __save_stack_trace+0x72/0x190 arch/x86/kernel/stacktrace.c:43 save_stack mm/kasan/kasan.c:448 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:553 kmem_cache_alloc_node_trace+0x151/0x3b0 mm/slab.c:3668 __do_kmalloc_node mm/slab.c:3688 [inline] __kmalloc_node_track_caller+0x38/0x70 mm/slab.c:3703 __kmalloc_reserve net/core/skbuff.c:137 [inline] __alloc_skb+0xae/0x560 net/core/skbuff.c:205 skb_copy+0x139/0x2f0 net/core/skbuff.c:1358 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb8a/0x1330 drivers/net/wireless/mac80211_hwsim.c:1353 mac80211_hwsim_tx_frame+0x12b/0x210 drivers/net/wireless/mac80211_hwsim.c:1556 mac80211_hwsim_beacon_tx+0x3f8/0x680 drivers/net/wireless/mac80211_hwsim.c:1595 __iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650 mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615 __tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:console_unlock+0xe7b/0x1110 kernel/printk/printk.c:2468 Code: ff df 48 c1 e8 03 80 3c 08 00 0f 85 66 02 00 00 48 83 3d cf c3 a3 08 00 0f 84 9e 00 00 00 e8 ac c6 14 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 9b fc ff ff e8 96 c6 14 00 0f 0b e8 8f c6 14 00 RSP: 0018:ffff888040d476e0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc90008c34000 RDX: 0000000000040000 RSI: ffffffff814dbec4 RDI: 0000000000000246 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8446efa0 R13: 0000000000000081 R14: 0000000000000000 R15: ffffffff8a6dd090 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 __ext4_error.cold+0x65/0x6a fs/ext4/super.c:508 ext4_orphan_get+0x4f1/0x580 fs/ext4/ialloc.c:1235 ext4_orphan_cleanup fs/ext4/super.c:2674 [inline] ext4_fill_super+0x80ce/0xc850 fs/ext4/super.c:4549 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fe1fa9d860a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe1f8f48f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000425 RCX: 00007fe1fa9d860a RDX: 0000000020000440 RSI: 0000000020000480 RDI: 00007fe1f8f48fe0 RBP: 00007fe1f8f49020 R08: 00007fe1f8f49020 R09: 000000000000001e R10: 000000000000001e R11: 0000000000000202 R12: 0000000020000440 R13: 0000000020000480 R14: 00007fe1f8f48fe0 R15: 0000000020000040