ISOFS: Unable to identify CD-ROM format. watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.5:8694] Modules linked in: irq event stamp: 4921617 hardirqs last enabled at (4921616): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4921617): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4894166): [] irq_exit_rcu+0x11f/0x190 softirqs last disabled at (4894185): [] irq_exit_rcu+0x11f/0x190 CPU: 1 PID: 8694 Comm: syz-executor.5 Not tainted 6.2.0-rc4-next-20230116 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:set_track_prepare+0xa/0xd0 Code: df e8 5a 8c fc ff eb d7 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df <53> 48 81 ec e0 00 00 00 48 89 e3 48 c7 04 24 b3 8a b5 41 48 c7 44 RSP: 0018:ffff88806cf09a48 EFLAGS: 00000292 RAX: dffffc0000000000 RBX: 00000000000000f0 RCX: 1ffff11001284baa RDX: 0000000000000003 RSI: ffffffff848ff867 RDI: ffff888009425dec RBP: ffff8880158f5dc0 R08: 0000000000000001 R09: ffff888009425da3 R10: ffffed1001284bb4 R11: 0000000000000001 R12: ffff888009425d58 R13: 0000000000000000 R14: ffff888009425dec R15: ffff888009425d10 FS: 00007f5a941ef700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055af91afba40 CR3: 000000000dabe000 CR4: 0000000000350ee0 Call Trace: __create_object+0x3b4/0xc40 kmem_cache_alloc_node+0x215/0x310 __alloc_skb+0x21a/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x274/0x8ff irq_exit_rcu+0x11f/0x190 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:_raw_spin_unlock_irqrestore+0x32/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 76 b5 e7 fc 48 89 ef e8 7e 2e e8 fc 80 e7 02 74 06 e8 04 2b 0c fd fb bf 01 00 00 00 59 7c dd fc 65 8b 05 3a 1e bf 7b 85 c0 74 07 5b 5d e9 6b 29 00 RSP: 0018:ffff888034a2fae8 EFLAGS: 00000206 RAX: 00000000004aade7 RBX: 0000000000000246 RCX: ffffffff812b827f RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff88800844e900 R08: 0000000000000001 R09: ffffffff8765896f R10: fffffbfff0ecb12d R11: 0000000000000001 R12: ffff88800844e900 R13: 0000000000000246 R14: 0000000000000000 R15: ffffea000051bb80 __unfreeze_partials+0x11c/0x150 qlist_free_all+0x6d/0x1a0 kasan_quarantine_reduce+0x199/0x230 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_lru+0x217/0x570 __d_alloc+0x31/0x9c0 d_alloc_pseudo+0x1d/0x70 alloc_file_pseudo+0xd2/0x260 anon_inode_getfile+0xb4/0x1e0 __do_sys_perf_event_open+0x1747/0x2a30 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f5a96c79b19 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:00007f5a941ef188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 00007f5a96d8cf60 RCX: 00007f5a96c79b19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000080 RBP: 00007f5a96cd3f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcddbce77f R14: 00007f5a941ef300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.2.0-rc4-next-20230116 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc90 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 e6 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 fe 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e4 00 00 RSP: 0018:ffff88806ce09a30 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8444744b RDX: fffffbfff0b4911d RSI: 0000000000000004 RDI: ffffffff85a488e0 RBP: ffffffff85a488e0 R08: 0000000000000000 R09: ffffffff85a488e3 R10: fffffbfff0b4911c R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b4911c R14: 0000000000000001 R15: 1ffff1100d9c1347 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055af91ada648 CR3: 0000000014798000 CR4: 0000000000350ef0 DR0: 0001000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x274/0x8ff irq_exit_rcu+0x11f/0x190 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0xf/0x20 Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 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 83 10 40 00 fb f4 e9 df 23 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffffff85407e38 EFLAGS: 00000202 RAX: 000000000047ed97 RBX: 0000000000000000 RCX: ffffffff84425de2 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff8542a800 R08: 0000000000000001 R09: ffff88806ce34f83 R10: ffffed100d9c69f0 R11: 0000000000000001 R12: fffffbfff0a85500 R13: ffffffff85d10c50 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x67/0xa0 do_idle+0x30d/0x3e0 cpu_startup_entry+0x18/0x20 rest_init+0x164/0x290 arch_call_rest_init+0x13/0x2c start_kernel+0x4a2/0x4c7 secondary_startup_64_no_verify+0xe0/0xeb ---------------- Code disassembly (best guess), 1 bytes skipped: 0: e8 5a 8c fc ff callq 0xfffc8c5f 5: eb d7 jmp 0xffffffde 7: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) e: 00 f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 26: fc ff df * 29: 53 push %rbx <-- trapping instruction 2a: 48 81 ec e0 00 00 00 sub $0xe0,%rsp 31: 48 89 e3 mov %rsp,%rbx 34: 48 c7 04 24 b3 8a b5 movq $0x41b58ab3,(%rsp) 3b: 41 3c: 48 rex.W 3d: c7 .byte 0xc7 3e: 44 rex.R