watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.3:14050] Modules linked in: irq event stamp: 4465841 hardirqs last enabled at (4465840): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4465841): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4338190): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4338193): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 14050 Comm: syz-executor.3 Not tainted 6.1.0-rc5-next-20221118 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_is_held_type+0xfc/0x130 Code: 20 fe 86 84 e8 b5 0e 00 00 b8 ff ff ff ff 65 0f c1 05 f8 19 c4 7b 83 f8 01 75 26 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 36 42 02 00 45 31 ed eb RSP: 0018:ffff88806ce099e8 EFLAGS: 00000286 RAX: 0000000000000001 RBX: 0000000000000005 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000000 RBP: ffffffff85608460 R08: 0000000000000001 R09: 000000000000000f R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801e86d040 R13: 0000000000000001 R14: 00000000ffffffff R15: ffff88801e86da68 FS: 00007f16956b5700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4b6cd55650 CR3: 000000001448e000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: mac80211_hwsim_addr_iter+0xd1/0x1b0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_addr_match+0x128/0x180 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb93/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__es_remove_extent+0xef0/0x15d0 Code: 08 eb 82 48 8b 7c 24 20 e8 cd d2 d1 ff e9 95 f7 ff ff e8 c3 d2 d1 ff e9 36 f2 ff ff e8 f9 e0 9d ff 0f 0b c7 04 24 00 00 00 00 ac f4 ff ff 4c 89 6c 24 30 4c 8b 6c 24 08 e8 dc e0 9d ff 8b 44 RSP: 0018:ffff8880166cf870 EFLAGS: 00000246 RAX: 0000000000000002 RBX: dffffc0000000000 RCX: ffffffff81aafcef RDX: ffff88801e86d040 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff88801c636658 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88801c740ca0 R14: 0000000000000000 R15: 0000000000000800 ext4_es_insert_extent+0x22f/0xc00 ext4_map_blocks+0xa0d/0x19e0 ext4_alloc_file_blocks.isra.0+0x2c1/0xb20 ext4_fallocate+0x41a/0x3cc0 vfs_fallocate+0x48d/0xe00 __x64_sys_fallocate+0xd3/0x140 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f169813fb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f16956b5188 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f1698252f60 RCX: 00007f169813fb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 00007f1698199f6d R08: 0000000000000000 R09: 0000000000000000 R10: 00000000087ffffc R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffda42c549f R14: 00007f16956b5300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.1.0-rc5-next-20221118 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc80 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 cd 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 be 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806cf09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff84408f8b RDX: fffffbfff0b48b11 RSI: 0000000000000004 RDI: ffffffff85a45880 RBP: ffffffff85a45880 R08: 0000000000000000 R09: ffffffff85a45883 R10: fffffbfff0b48b10 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48b10 R14: 0000000000000001 R15: 1ffff1100d9e1346 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0059ab260 CR3: 0000000016cec000 CR4: 0000000000350ee0 Call Trace: do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0xf/0x20 Code: 9c 01 fe cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 23 12 42 00 fb f4 60 44 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 RSP: 0018:ffff888008df7e58 EFLAGS: 00000206 RAX: ffffffff84406b50 RBX: ffff888008d7d040 RCX: ffffffff843e7552 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff88806cf34cc3 R10: ffffed100d9e6998 R11: 0000000000000001 R12: ffffed10011afa08 R13: ffffffff85d10250 R14: 0000000000000000 R15: dffffc0000000000 default_idle_call+0x88/0xd0 do_idle+0x3bd/0x530 cpu_startup_entry+0x18/0x20 start_secondary+0x1cc/0x220 secondary_startup_64_no_verify+0xe0/0xeb ---------------- Code disassembly (best guess): 0: 20 fe and %bh,%dh 2: 86 84 e8 b5 0e 00 00 xchg %al,0xeb5(%rax,%rbp,8) 9: b8 ff ff ff ff mov $0xffffffff,%eax e: 65 0f c1 05 f8 19 c4 xadd %eax,%gs:0x7bc419f8(%rip) # 0x7bc41a0e 15: 7b 16: 83 f8 01 cmp $0x1,%eax 19: 75 26 jne 0x41 1b: 48 f7 04 24 00 02 00 testq $0x200,(%rsp) 22: 00 23: 74 01 je 0x26 25: fb sti 26: 48 83 c4 08 add $0x8,%rsp * 2a: 44 89 e8 mov %r13d,%eax <-- trapping instruction 2d: 5b pop %rbx 2e: 5d pop %rbp 2f: 41 5c pop %r12 31: 41 5d pop %r13 33: 41 5e pop %r14 35: 41 5f pop %r15 37: e9 36 42 02 00 jmpq 0x24272 3c: 45 31 ed xor %r13d,%r13d 3f: eb .byte 0xeb