audit: type=1326 audit(1734922847.958:11): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=13893 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f20b29aab19 code=0x200000 loop4: detected capacity change from 0 to 40 loop4: detected capacity change from 0 to 40 vfat: Unknown parameter ' st tx_queue rx_queue tr tm->when retrnsmt uid tim./file1' watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.5:13876] Modules linked in: irq event stamp: 2934341 hardirqs last enabled at (2934340): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2934341): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2927428): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2927433): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 13876 Comm: syz-executor.5 Not tainted 6.13.0-rc3-next-20241220 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:arch_stack_walk+0xa0/0xf0 Code: 03 84 c0 74 2a 48 8d bd 68 ff ff ff e8 c9 7f 07 00 8b 85 68 ff ff ff 85 c0 74 14 48 8d bd 68 ff ff ff e8 23 7d 07 00 48 89 c6 <48> 85 c0 75 ca 48 8b 45 d8 65 48 2b 04 25 28 00 00 00 75 32 48 83 RSP: 0018:ffff88806cf091a8 EFLAGS: 00000246 RAX: ffffffff81aba0ff RBX: ffffffff815ee470 RCX: 0000000000000001 RDX: 1ffff1100d9e1240 RSI: ffffffff81aba0ff RDI: ffffffff81aba0ff RBP: ffff88806cf09240 R08: 0000000000000001 R09: ffff88806cf091e8 R10: 000000000003aab6 R11: 0000000000024430 R12: ffff88806cf09270 R13: 0000000000000000 R14: ffff88800f4fd340 R15: ffffffff84595041 FS: 00007f12c70d7700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c003b27000 CR3: 000000001a7a2000 CR4: 0000000000350ef0 Call Trace: stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_kmalloc+0x7f/0x90 __kmalloc_noprof+0x1f7/0x4b0 cfg80211_inform_single_bss_data+0x4f1/0x1c70 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x6a0 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 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:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 04 c6 ab ff 4d 85 ed 74 06 e8 ca 4b d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff8880192bf7d8 EFLAGS: 00000246 RAX: 00000000002cab47 RBX: ffffea0000355380 RCX: 1ffffffff0fe1d12 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81a47796 RBP: ffff888008c4f780 R08: 0000000000000001 R09: fffffbfff0fdfbe9 R10: ffffffff87efdf4f R11: 0000000000000000 R12: ffff88806cf40390 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88800d54e378 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_kmalloc+0x6f/0x90 tty_open+0x13e/0x1310 chrdev_open+0x235/0x690 do_dentry_open+0x71c/0x1420 vfs_open+0x82/0x3f0 path_openat+0x1cfa/0x2990 do_filp_open+0x1e9/0x450 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f12c9b14a04 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007f12c70d6cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f12c9c74f60 RCX: 00007f12c9b14a04 RDX: 0000000000000002 RSI: 00007f12c70d6d60 RDI: 00000000ffffff9c RBP: 00007f12c70d6d60 R08: 0000000000000000 R09: 000000000000000d R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007ffe0f46dfcf R14: 00007f12c70d7300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 Bluetooth: hci5: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout ---------------- Code disassembly (best guess): 0: 03 84 c0 74 2a 48 8d add -0x72b7d58c(%rax,%rax,8),%eax 7: bd 68 ff ff ff mov $0xffffff68,%ebp c: e8 c9 7f 07 00 callq 0x77fda 11: 8b 85 68 ff ff ff mov -0x98(%rbp),%eax 17: 85 c0 test %eax,%eax 19: 74 14 je 0x2f 1b: 48 8d bd 68 ff ff ff lea -0x98(%rbp),%rdi 22: e8 23 7d 07 00 callq 0x77d4a 27: 48 89 c6 mov %rax,%rsi * 2a: 48 85 c0 test %rax,%rax <-- trapping instruction 2d: 75 ca jne 0xfffffff9 2f: 48 8b 45 d8 mov -0x28(%rbp),%rax 33: 65 48 2b 04 25 28 00 sub %gs:0x28,%rax 3a: 00 00 3c: 75 32 jne 0x70 3e: 48 rex.W 3f: 83 .byte 0x83