watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.3:10235] Modules linked in: irq event stamp: 8219073 hardirqs last enabled at (8219072): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (8219073): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (8176280): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (8176283): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 10235 Comm: syz-executor.3 Not tainted 6.1.0-rc4-next-20221111 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:core_kernel_text+0x82/0xa0 Code: 37 92 04 01 76 0b 44 89 e0 5b 41 5c e9 ab b5 1f 03 48 81 fb 00 70 3a 86 72 ec 48 81 fb b0 86 4a 86 73 e3 41 bc 01 00 00 00 5b <44> 89 e0 41 5c e9 88 b5 1f 03 48 c7 c7 84 c6 b0 85 e8 d8 d2 5d 00 RSP: 0018:ffff88806d009850 EFLAGS: 00000287 RAX: dffffc0000000000 RBX: ffffffff817c37b2 RCX: 0000000000000000 RDX: 1ffff1100da0131f RSI: ffff88806d0099d0 RDI: ffffffff817c37b2 RBP: ffffffff817c37b2 R08: ffffffff85e919b4 R09: ffffffff85e919b8 R10: ffffed100da01321 R11: ffff88806d0098e0 R12: 0000000000000001 R13: 0000000000000000 R14: ffff88800fb63580 R15: ffff88800838fdc0 FS: 00007fbb2d253700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005577abeddd58 CR3: 000000000dc56000 CR4: 0000000000350ef0 Call Trace: kernel_text_address+0x11/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 __call_rcu_common.constprop.0+0x6a/0xa40 kmem_cache_free+0xc1/0x610 kfree_skbmem+0xef/0x1b0 consume_skb+0xd8/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 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:__sanitizer_cov_trace_pc+0x0/0x70 Code: be a8 01 00 00 e8 a0 ff ff ff 31 c0 e9 fd b9 f5 02 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 1d fc ba 7e 89 c1 48 8b 34 24 81 e1 00 01 00 RSP: 0018:ffff8880431375d8 EFLAGS: 00000283 RAX: 000000000000d801 RBX: 0000000000068000 RCX: ffffffff837846a8 RDX: ffff88800fb63580 RSI: 0000000000000000 RDI: 0000000000000004 RBP: ffff88800b669c74 R08: 0000000000000004 R09: 000000000000d801 R10: 0000000000068000 R11: 0000000000000001 R12: 00000000000005c8 R13: 000000000000063b R14: 000000000000752b R15: ffff88800c965500 __ip_append_data+0x2ced/0x3aa0 ip_append_data+0x118/0x1a0 raw_sendmsg+0xa9b/0x2b80 inet_sendmsg+0x121/0x150 sock_sendmsg+0x140/0x190 ____sys_sendmsg+0x744/0x930 ___sys_sendmsg+0x110/0x1b0 __sys_sendmsg+0xf7/0x1d0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fbb2fcddb19 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:00007fbb2d253188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbb2fdf0f60 RCX: 00007fbb2fcddb19 RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000003 RBP: 00007fbb2fd37f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffeb647029f R14: 00007fbb2d253300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 48 Comm: kworker/1:1H Not tainted 6.1.0-rc4-next-20221111 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: kblockd blk_mq_run_work_fn RIP: 0010:iowrite8+0x5e/0xb0 Code: b8 13 35 ff e8 b3 13 35 ff 4c 89 e6 bf 00 00 01 00 e8 06 10 35 ff 49 81 fc 00 00 01 00 76 13 e8 98 13 35 ff 89 d8 44 89 e2 ee <5b> 41 5c e9 8a 13 35 ff e8 85 13 35 ff 8b 1d 3f b5 4e 03 31 ff 89 RSP: 0018:ffff88800ef8f728 EFLAGS: 00000093 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 000000000001c060 RSI: ffffffff82137708 RDI: 0000000000000007 RBP: ffff88800b7a0000 R08: 0000000000000007 R09: 0000000000010000 R10: 000000000001c060 R11: 0000000000000001 R12: 000000000001c060 R13: ffff88800b7a01a0 R14: ffff88800b7a0098 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005577abec3648 CR3: 00000000407b2000 CR4: 0000000000350ee0 Call Trace: ata_bmdma_setup+0x12c/0x1f0 ata_bmdma_qc_issue+0x6f0/0xfe0 ata_qc_issue+0x671/0xef0 __ata_scsi_queuecmd+0xa64/0x1260 ata_scsi_queuecmd+0xad/0x170 scsi_queue_rq+0xcfe/0x3240 blk_mq_dispatch_rq_list+0x6cb/0x2250 blk_mq_do_dispatch_sched+0x91a/0xc30 __blk_mq_sched_dispatch_requests+0x271/0x3e0 blk_mq_sched_dispatch_requests+0x10a/0x190 __blk_mq_run_hw_queue+0x2b8/0x440 blk_mq_run_work_fn+0x59/0x70 process_one_work+0xa17/0x16a0 worker_thread+0x63b/0x1260 kthread+0x2f1/0x3a0 ret_from_fork+0x2c/0x50 tmpfs: Unknown parameter 'nò_inodes' tmpfs: Unknown parameter 'nò_inodes' Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci5: HCI_REQ-0x0c1a Bluetooth: hci0: HCI_REQ-0x0c1a Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci4: HCI_REQ-0x0c1a Bluetooth: hci5: command 0x0409 tx timeout Bluetooth: hci4: command 0x0409 tx timeout Bluetooth: hci0: command 0x0409 tx timeout ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 92 xchg %eax,%edx 1: 04 01 add $0x1,%al 3: 76 0b jbe 0x10 5: 44 89 e0 mov %r12d,%eax 8: 5b pop %rbx 9: 41 5c pop %r12 b: e9 ab b5 1f 03 jmpq 0x31fb5bb 10: 48 81 fb 00 70 3a 86 cmp $0xffffffff863a7000,%rbx 17: 72 ec jb 0x5 19: 48 81 fb b0 86 4a 86 cmp $0xffffffff864a86b0,%rbx 20: 73 e3 jae 0x5 22: 41 bc 01 00 00 00 mov $0x1,%r12d 28: 5b pop %rbx * 29: 44 89 e0 mov %r12d,%eax <-- trapping instruction 2c: 41 5c pop %r12 2e: e9 88 b5 1f 03 jmpq 0x31fb5bb 33: 48 c7 c7 84 c6 b0 85 mov $0xffffffff85b0c684,%rdi 3a: e8 d8 d2 5d 00 callq 0x5dd317