F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock IPv6: ADDRCONF(NETDEV_UP): vlan2036: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan2037: link is not ready watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.2:26311] Modules linked in: irq event stamp: 3054495 hardirqs last enabled at (3054494): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (3054495): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (0): [] copy_process.part.0+0x15b9/0x8260 kernel/fork.c:1856 softirqs last disabled at (1771): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1771): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 26311 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xa3/0xe0 kernel/locking/spinlock.c:184 Code: 48 c7 c0 88 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 2f 48 83 3d 7c 31 d8 01 00 74 15 48 89 df 57 9d <0f> 1f 44 00 00 eb b2 e8 fb eb e6 f8 eb c0 0f 0b 0f 0b 48 c7 c7 88 RSP: 0018:ffff8880ba007c28 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: 0000000000000286 RCX: 1ffff1100a09298d RDX: dffffc0000000000 RSI: ffff888050494c48 RDI: 0000000000000286 RBP: ffff8880ba022b40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000022b40 R14: 0000000000000000 R15: ffff8880ba022b40 FS: 00007f773c6da700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ff24000 CR3: 0000000059fde000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mod_timer kernel/time/timer.c:1071 [inline] mod_timer+0x4ea/0x1010 kernel/time/timer.c:1114 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __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:creds_are_invalid+0x25/0x140 kernel/cred.c:731 Code: ff eb c9 66 90 41 54 55 53 48 89 fb e8 24 93 22 00 48 8d 7b 10 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e f8 00 00 00 8b 6b 10 bf 64 65 73 43 89 ee RSP: 0018:ffff888029c1faf8 EFLAGS: 00000a06 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: ffff8880ab83f700 RCX: ffffc9000964f000 RDX: 1ffff11015707ee2 RSI: ffffffff813ff24c RDI: ffff8880ab83f710 RBP: 0000000000008000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000059dfbda2 R12: ffff88809be80280 R13: 00000000000a8064 R14: 0000000000000000 R15: ffff888029c1fe90 __validate_creds include/linux/cred.h:191 [inline] get_cred include/linux/cred.h:256 [inline] __alloc_file+0x44/0x340 fs/file_table.c:104 alloc_empty_file+0x6d/0x170 fs/file_table.c:150 path_openat+0xe9/0x2df0 fs/namei.c:3526 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f773dd18194 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007f773c6da090 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f773de77f80 RCX: 00007f773dd18194 RDX: 0000000000000000 RSI: 00007f773ddbe14b RDI: 00000000ffffff9c RBP: 00007f773ddbe14b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007ffef802ec2f R14: 00007f773c6da300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 26266 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:cpu_clock_event_read+0x2/0x50 kernel/events/core.c:9370 Code: 4c 89 e1 48 89 ee 48 89 ef ba 01 00 00 00 e8 e5 f7 ff ff 5d 41 5c 41 5d e9 db ae eb ff 66 66 2e 0f 1f 84 00 00 00 00 00 55 53 <48> 89 fb e8 c6 ae eb ff 65 8b 3d 7f aa 8a 7e e8 aa 1b cc ff 48 8d RSP: 0018:ffff8880ba107228 EFLAGS: 00000046 RAX: dffffc0000000000 RBX: 1ffff11017420e4c RCX: ffffffff81777cca RDX: 1ffffffff13fd0c8 RSI: ffffffff81777cd9 RDI: ffff888047de71c0 RBP: ffff8880ba1074c0 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000005 R11: ffffffff8c66505b R12: ffff888047de7318 R13: ffffffff89fe85a0 R14: ffff888047de71c0 R15: dffffc0000000000 FS: 00007f1ea085c700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e327000 CR3: 000000008bb96000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: perf_swevent_hrtimer+0x128/0x3e0 kernel/events/core.c:9254 __run_hrtimer kernel/time/hrtimer.c:1465 [inline] __hrtimer_run_queues+0x3f6/0xe60 kernel/time/hrtimer.c:1527 hrtimer_interrupt+0x326/0x9e0 kernel/time/hrtimer.c:1585 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:__orc_find+0x3b/0xf0 arch/x86/kernel/unwind_orc.c:50 Code: 48 83 ec 10 85 d2 0f 84 95 00 00 00 4c 39 e7 49 89 fd 0f 87 9a 00 00 00 49 bf 00 00 00 00 00 fc ff df 49 89 fe 48 89 fd eb 0c <48> 8d 6b 04 49 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 RSP: 0018:ffff8880ba107788 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: ffffffff866e0190 RBX: ffffffff8b75ed98 RCX: ffffffff866e01fe RDX: 0000000000000000 RSI: ffffffff8bf540ca RDI: ffffffff8b75ed90 RBP: ffffffff8b75ed90 R08: 0000000000000000 R09: ffffffff8bf540ca R10: ffff8880ba10795f R11: 0000000000074071 R12: ffffffff8b75eda0 R13: ffffffff8b75ed90 R14: ffffffff8b75ed90 R15: dffffc0000000000 orc_find arch/x86/kernel/unwind_orc.c:159 [inline] unwind_next_frame+0x339/0x1400 arch/x86/kernel/unwind_orc.c:422 __save_stack_trace+0x9f/0x190 arch/x86/kernel/stacktrace.c:44 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 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc_node mm/slab.c:3340 [inline] kmem_cache_alloc_node+0x133/0x3b0 mm/slab.c:3647 __alloc_skb+0x71/0x560 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:995 [inline] mrp_pdu_init net/802/mrp.c:316 [inline] mrp_pdu_append_vecattr_event+0x7d2/0x1050 net/802/mrp.c:415 mrp_attr_event+0x15d/0x220 net/802/mrp.c:510 mrp_mad_event net/802/mrp.c:590 [inline] mrp_join_timer+0x5a/0xc0 net/802/mrp.c:607 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1092 do_softirq.part.0+0x160/0x1c0 kernel/softirq.c:336 do_softirq kernel/softirq.c:328 [inline] __local_bh_enable_ip+0x20e/0x270 kernel/softirq.c:189 lock_sock include/net/sock.h:1512 [inline] llc_ui_connect+0xa8/0xc20 net/llc/af_llc.c:471 __sys_connect+0x265/0x2c0 net/socket.c:1775 __do_sys_connect net/socket.c:1786 [inline] __se_sys_connect net/socket.c:1783 [inline] __x64_sys_connect+0x6f/0xb0 net/socket.c:1783 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f1ea1ee7279 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f1ea085c168 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 00007f1ea1ff9f80 RCX: 00007f1ea1ee7279 RDX: 0000000000000010 RSI: 0000000020000380 RDI: 0000000000000006 RBP: 00007f1ea1f41189 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff974533ff R14: 00007f1ea085c300 R15: 0000000000022000