gfs2: fsid=syz:syz.s: first mount done, others may mount watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.2:25457] Modules linked in: irq event stamp: 4480391 hardirqs last enabled at (4480390): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (4480391): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (1427824): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (1427827): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (1427827): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 1 PID: 25457 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x50/0x80 kernel/locking/spinlock.c:192 Code: c0 98 82 f1 89 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 31 48 83 3d 01 31 d8 01 00 74 25 fb 66 0f 1f 44 00 00 01 00 00 00 e8 26 1b 28 f9 65 8b 05 9f 8d e8 77 85 c0 74 02 5d RSP: 0018:ffff8880ba107de0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11013daed35 RDX: dffffc0000000000 RSI: ffff88809ed76988 RDI: ffff88809ed76984 RBP: ffff8880ba122b40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8688f6d0 R13: ffff8880ba122b40 R14: ffff8880ba107e78 R15: 0000000000000000 FS: 00007f76c7b8a700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc743a3ff8 CR3: 000000005632e000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: expire_timers+0x238/0x4e0 kernel/time/timer.c:1374 __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:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3744 Code: 00 00 e8 3d 04 29 f9 e8 58 3f 4f f9 4c 89 e8 48 c1 e8 03 80 3c 18 00 75 69 48 83 3d 9b 18 d9 01 00 74 5b fb 66 0f 1f 44 00 00 01 00 00 00 e8 40 d1 ff ff 48 c7 c0 90 82 f1 89 48 c1 e8 03 80 RSP: 0018:ffff888219b0f8f0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11013daed35 RDX: 0000000000000000 RSI: ffff88809ed76988 RDI: ffff88809ed76984 RBP: ffffed1013daec20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809ed76100 R13: ffffffff89f18298 R14: 0000000000000000 R15: 0000000000000000 retint_kernel+0x1b/0x2d RIP: 0010:__tlb_reset_range include/asm-generic/tlb.h:138 [inline] RIP: 0010:tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:149 [inline] RIP: 0010:tlb_flush_mmu+0x37d/0x4f0 mm/memory.c:269 Code: db b8 00 e0 ff ff 4c 0f 44 e0 e8 0e 46 d7 ff 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 de 00 00 00 <48> 89 ea 4d 89 66 10 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 RSP: 0018:ffff888219b0f9c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000a538000 RDX: 1ffff11043361f52 RSI: ffffffff818b3f62 RDI: 0000000000000001 RBP: ffff888219b0fa98 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 00007ffffffff000 R13: ffff888219b0faa0 R14: ffff888219b0fa80 R15: ffff888219b0fa90 arch_tlb_finish_mmu mm/memory.c:285 [inline] tlb_finish_mmu+0x108/0x200 mm/memory.c:444 unmap_region+0x2cd/0x3a0 mm/mmap.c:2574 do_munmap+0x603/0xde0 mm/mmap.c:2781 mmap_region+0x2a3/0x16b0 mm/mmap.c:1700 do_mmap+0x8e8/0x1080 mm/mmap.c:1530 do_mmap_pgoff include/linux/mm.h:2329 [inline] vm_mmap_pgoff+0x197/0x200 mm/util.c:357 ksys_mmap_pgoff+0x45f/0x5a0 mm/mmap.c:1580 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f76c96175a9 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:00007f76c7b8a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f76c9737f80 RCX: 00007f76c96175a9 RDX: 0000000000000002 RSI: 0000000000fbe000 RDI: 0000000020000000 RBP: 00007f76c96727b0 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000031 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed2e1794f R14: 00007f76c7b8a300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 25450 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:_raw_spin_unlock_irqrestore+0x1/0xe0 kernel/locking/spinlock.c:183 Code: 89 fd be 01 00 00 00 48 8d 7f 18 e8 99 f9 31 f9 48 89 ef e8 91 90 32 f9 48 8b 7c 24 08 be 01 02 00 00 5d e9 e1 d0 1f f9 90 55 <48> 89 fd 48 83 c7 18 53 48 8b 54 24 10 48 89 f3 be 01 00 00 00 e8 RSP: 0018:ffff8880ba007550 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff814bdebb RDX: 1ffff1100a2c1783 RSI: 0000000000000086 RDI: ffffffff8d46ed88 RBP: ffff88805160bc08 R08: ffffffff8d46ed88 R09: 0000000000000086 R10: ffffffff8d46ed8b R11: ffffffff8c66501b R12: ffff88801510e698 R13: 0000000000000000 R14: 1ffff11017400eae R15: ffffffff89f94720 FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9dea7c7988 CR3: 00000000405a8000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_activate+0x295/0x450 lib/debugobjects.c:498 debug_hrtimer_activate kernel/time/hrtimer.c:416 [inline] debug_activate kernel/time/hrtimer.c:465 [inline] enqueue_hrtimer+0x27/0x3d0 kernel/time/hrtimer.c:972 __run_hrtimer kernel/time/hrtimer.c:1480 [inline] __hrtimer_run_queues+0xae6/0xe60 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: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:ffff8880ba007930 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3051 RBX: 0000000000000286 RCX: 1ffff11012896597 RDX: dffffc0000000000 RSI: ffff8880944b2c98 RDI: 0000000000000286 RBP: ffff888055126480 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801e8ed550 R13: 0000000000000080 R14: 0000000000000001 R15: ffff8880ba007dd8 ieee80211_rx_h_mgmt net/mac80211/rx.c:3531 [inline] ieee80211_rx_handlers+0x65f3/0x9730 net/mac80211/rx.c:3696 ieee80211_invoke_rx_handlers net/mac80211/rx.c:3726 [inline] ieee80211_prepare_and_rx_handle+0x23fa/0x6790 net/mac80211/rx.c:4423 __ieee80211_rx_handle_packet net/mac80211/rx.c:4483 [inline] ieee80211_rx_napi+0x108d/0x2470 net/mac80211/rx.c:4672 ieee80211_rx include/net/mac80211.h:4109 [inline] ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229 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:mm_update_next_owner+0x361/0x650 kernel/exit.c:450 Code: ff ff 48 81 fd 50 84 e7 89 48 89 04 24 0f 84 0b 01 00 00 e8 11 c8 29 00 48 8d bd 54 fc ff ff 48 89 f8 48 c1 e8 03 0f b6 14 18 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 26 02 00 00 44 RSP: 0018:ffff888221437a98 EFLAGS: 00000a07 ORIG_RAX: ffffffffffffff13 RAX: 1ffff110037dac84 RBX: dffffc0000000000 RCX: ffffffff8138bd9e RDX: 0000000000000000 RSI: ffffffff8138bd5f RDI: ffff88801bed6424 RBP: ffff88801bed67d0 R08: ffff888046112660 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809e78c840 R13: 0000000000200000 R14: ffff8880944b23c0 R15: ffff88809ef84bc0 exit_mm kernel/exit.c:548 [inline] do_exit+0xae4/0x2be0 kernel/exit.c:857 do_group_exit+0x125/0x310 kernel/exit.c:967 get_signal+0x3f2/0x1f70 kernel/signal.c:2589 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f9537b075a9 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:00007f953607a218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f9537c27f88 RCX: 00007f9537b075a9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f9537c27f88 RBP: 00007f9537c27f80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9537c27f8c R13: 00007ffca468435f R14: 00007f953607a300 R15: 0000000000022000