watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.0:20489] Modules linked in: irq event stamp: 2708951 hardirqs last enabled at (2708950): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2708951): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2681236): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2681245): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 20489 Comm: syz-executor.0 Not tainted 6.13.0-rc3-next-20241218 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_acquire.part.0+0x10e/0x320 Code: b6 c9 e8 35 a7 ff ff b8 ff ff ff ff 48 83 c4 28 65 0f c1 05 7c 45 b2 7e 83 f8 01 0f 85 aa 01 00 00 48 85 ed 0f 85 9b 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 RSP: 0018:ffff88806cf096c8 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff1100d9e12dc RCX: 1ffff1100d9e12c1 RDX: 1ffff110079004c0 RSI: 0000000000000001 RDI: 0000000075eab062 RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff0fdf9dc R10: ffffffff87efcee7 R11: 0000000000000003 R12: ffffffff85c16c00 R13: 0000000000000000 R14: ffff88803c801bc0 R15: ffff88802adf5200 FS: 00007f78077b5700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000003a11c000 CR4: 0000000000350ef0 Call Trace: __is_insn_slot_addr+0x3f/0x290 kernel_text_address+0x5b/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 kasan_save_free_info+0x3a/0x60 __kasan_slab_free+0x38/0x50 kmem_cache_free+0x138/0x470 skb_release_data+0x814/0x990 consume_skb+0xd0/0x160 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa80 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x25/0x160 Code: 90 90 90 90 90 48 8b 07 48 85 c0 0f 84 41 01 00 00 41 57 41 56 41 55 49 89 fd 41 54 49 89 f4 55 53 eb 3e 48 63 95 c0 00 00 00 <48> 8b 18 48 89 ef 48 29 d0 48 89 c6 49 89 c6 e8 77 f0 ff ff 49 89 RSP: 0018:ffff88803e5dfc70 EFLAGS: 00000246 RAX: ffff888015a15000 RBX: ffff888015a15000 RCX: ffffea0000568540 RDX: 0000000000000000 RSI: ffff888009414000 RDI: ffff88806cf41540 RBP: ffff888009414000 R08: 0000000000000000 R09: ffffed100d9e82a8 R10: ffff88806cf41543 R11: 00000000000007e0 R12: 0000000000000000 R13: ffff88803e5dfca8 R14: ffff888039020000 R15: ffff888039020000 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 getname_flags.part.0+0x48/0x550 getname+0x8f/0xd0 do_sys_openat2+0xec/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f780a23fb19 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:00007f78077b5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f780a352f60 RCX: 00007f780a23fb19 RDX: 0000000000000000 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 00007f780a299f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc86b6314f R14: 00007f78077b5300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 journal_path: Lookup failure for './file1' EXT4-fs: error: could not find journal device path journal_path: Lookup failure for './file1' EXT4-fs: error: could not find journal device path program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO audit: type=1400 audit(1734538677.685:10): avc: denied { write } for pid=20745 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 ---------------- Code disassembly (best guess): 0: b6 c9 mov $0xc9,%dh 2: e8 35 a7 ff ff callq 0xffffa73c 7: b8 ff ff ff ff mov $0xffffffff,%eax c: 48 83 c4 28 add $0x28,%rsp 10: 65 0f c1 05 7c 45 b2 xadd %eax,%gs:0x7eb2457c(%rip) # 0x7eb24594 17: 7e 18: 83 f8 01 cmp $0x1,%eax 1b: 0f 85 aa 01 00 00 jne 0x1cb 21: 48 85 ed test %rbp,%rbp 24: 0f 85 9b 01 00 00 jne 0x1c5 * 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 01 c3 add %rax,%rbx 37: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 3e: 48 rex.W 3f: c7 .byte 0xc7