./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3465663352 <...> [ 97.438478][ T8] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.3' (ED25519) to the list of known hosts. execve("./syz-executor3465663352", ["./syz-executor3465663352"], 0x7ffc1229a2d0 /* 10 vars */) = 0 brk(NULL) = 0x55555fb16000 brk(0x55555fb16d00) = 0x55555fb16d00 arch_prctl(ARCH_SET_FS, 0x55555fb16380) = 0 set_tid_address(0x55555fb16650) = 5833 set_robust_list(0x55555fb16660, 24) = 0 rseq(0x55555fb16ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3465663352", 4096) = 28 getrandom("\xe7\x3e\xa5\x72\x9e\x2e\x83\x51", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555fb16d00 brk(0x55555fb37d00) = 0x55555fb37d00 brk(0x55555fb38000) = 0x55555fb38000 mprotect(0x7f794f744000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 write(1, "executing program\n", 18executing program ) = 18 openat(AT_FDCWD, "/dev/ptmx", O_RDONLY) = 3 ioctl(3, TIOCSETD, [15]) = 0 ioctl(3, _IOC(_IOC_WRITE, 0x55, 0xc8, 0x4), 0xb) = -1 EOPNOTSUPP (Operation not supported) exit_group(0) = ? [ 100.779134][ T5833] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI [ 100.793704][ T5833] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 100.803100][ T5833] CPU: 0 UID: 0 PID: 5833 Comm: syz-executor346 Not tainted 6.14.0-rc1-next-20250204-syzkaller #0 [ 100.814742][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 100.826313][ T5833] RIP: 0010:skb_queue_purge_reason+0xaa/0x500 [ 100.832873][ T5833] Code: 89 44 24 78 42 c6 44 30 13 f3 e8 81 76 05 f8 48 8d bc 24 b0 00 00 00 ba 48 00 00 00 31 f6 e8 0d f2 6b f8 4d 89 ef 49 c1 ef 03 <43> 80 3c 37 00 74 08 4c 89 ef e8 27 ef 6b f8 49 8b 45 00 4c 39 e8 [ 100.852749][ T5833] RSP: 0018:ffffc90003d17880 EFLAGS: 00010202 [ 100.858851][ T5833] RAX: ffffc90003d17930 RBX: 0000000000000000 RCX: 0000000000000000 [ 100.866914][ T5833] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90003d17978 [ 100.874968][ T5833] RBP: ffffc90003d179f0 R08: ffffc90003d17977 R09: 0000000000000000 [ 100.882979][ T5833] R10: ffffc90003d17930 R11: fffff520007a2f2f R12: dffffc0000000000 [ 100.890974][ T5833] R13: 0000000000000008 R14: dffffc0000000000 R15: 0000000000000001 [ 100.898974][ T5833] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 100.907953][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 100.914542][ T5833] CR2: 000055867393d608 CR3: 000000000e738000 CR4: 00000000003526f0 [ 100.922803][ T5833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 100.930951][ T5833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 100.938933][ T5833] Call Trace: [ 100.942356][ T5833] [ 100.945497][ T5833] ? __die_body+0x5f/0xb0 [ 100.950104][ T5833] ? die_addr+0xb0/0xe0 [ 100.954275][ T5833] ? exc_general_protection+0x3dd/0x5d0 [ 100.960017][ T5833] ? asm_exc_general_protection+0x26/0x30 [ 100.965748][ T5833] ? skb_queue_purge_reason+0xaa/0x500 [ 100.971287][ T5833] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 100.977816][ T5833] ? enable_work+0x22a/0x360 [ 100.982438][ T5833] ? lockdep_hardirqs_on+0x99/0x150 [ 100.987644][ T5833] ? __pfx_skb_queue_purge_reason+0x10/0x10 [ 100.993649][ T5833] ? enable_work+0x2e3/0x360 [ 100.998437][ T5833] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 101.004886][ T5833] mrvl_close+0x8e/0x120 [ 101.009139][ T5833] hci_uart_tty_close+0x205/0x290 [ 101.014183][ T5833] tty_ldisc_kill+0xa3/0x1a0 [ 101.018815][ T5833] tty_ldisc_release+0x1a1/0x200 [ 101.023765][ T5833] tty_release_struct+0x2b/0xe0 [ 101.028619][ T5833] tty_release+0xd06/0x12c0 [ 101.033131][ T5833] ? __pfx_tty_release+0x10/0x10 [ 101.038078][ T5833] __fput+0x3e9/0x9f0 [ 101.042078][ T5833] task_work_run+0x24f/0x310 [ 101.046723][ T5833] ? __pfx_task_work_run+0x10/0x10 [ 101.051848][ T5833] ? switch_task_namespaces+0xe4/0x110 [ 101.057335][ T5833] do_exit+0xa2a/0x28e0 [ 101.061499][ T5833] ? __pfx_do_exit+0x10/0x10 [ 101.066090][ T5833] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 101.072076][ T5833] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 101.078437][ T5833] ? _raw_spin_unlock_irq+0x23/0x50 [ 101.083657][ T5833] ? lockdep_hardirqs_on+0x99/0x150 [ 101.088886][ T5833] do_group_exit+0x207/0x2c0 [ 101.093494][ T5833] __x64_sys_exit_group+0x3f/0x40 [ 101.098550][ T5833] x64_sys_call+0x26a8/0x26b0 [ 101.103263][ T5833] do_syscall_64+0xf3/0x230 [ 101.107914][ T5833] ? clear_bhb_loop+0x35/0x90 [ 101.112617][ T5833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 101.118525][ T5833] RIP: 0033:0x7f794f6cfc79 [ 101.122953][ T5833] Code: Unable to access opcode bytes at 0x7f794f6cfc4f. [ 101.129963][ T5833] RSP: 002b:00007fff04322488 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 101.138467][ T5833] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f794f6cfc79 [ 101.146466][ T5833] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 101.154436][ T5833] RBP: 00007f794f74a270 R08: ffffffffffffffb8 R09: 00007fff043226a8 [ 101.162440][ T5833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f794f74a270 [ 101.170806][ T5833] R13: 0000000000000000 R14: 00007f794f74acc0 R15: 00007f794f6a1a60 [ 101.179012][ T5833] [ 101.182048][ T5833] Modules linked in: [ 101.186109][ T5833] ---[ end trace 0000000000000000 ]--- [ 101.191950][ T5833] RIP: 0010:skb_queue_purge_reason+0xaa/0x500 [ 101.198205][ T5833] Code: 89 44 24 78 42 c6 44 30 13 f3 e8 81 76 05 f8 48 8d bc 24 b0 00 00 00 ba 48 00 00 00 31 f6 e8 0d f2 6b f8 4d 89 ef 49 c1 ef 03 <43> 80 3c 37 00 74 08 4c 89 ef e8 27 ef 6b f8 49 8b 45 00 4c 39 e8 [ 101.218081][ T5833] RSP: 0018:ffffc90003d17880 EFLAGS: 00010202 [ 101.224307][ T5833] RAX: ffffc90003d17930 RBX: 0000000000000000 RCX: 0000000000000000 [ 101.232351][ T5833] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90003d17978 [ 101.240922][ T5833] RBP: ffffc90003d179f0 R08: ffffc90003d17977 R09: 0000000000000000 [ 101.249107][ T5833] R10: ffffc90003d17930 R11: fffff520007a2f2f R12: dffffc0000000000 [ 101.257854][ T5833] R13: 0000000000000008 R14: dffffc0000000000 R15: 0000000000000001 [ 101.265891][ T5833] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 101.274880][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.281559][ T5833] CR2: 000055867393d608 CR3: 000000000e738000 CR4: 00000000003526f0 [ 101.289616][ T5833] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 101.297726][ T5833] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 101.305795][ T5833] Kernel panic - not syncing: Fatal exception [ 101.312261][ T5833] Kernel Offset: disabled [ 101.316616][ T5833] Rebooting in 86400 seconds..