IPVS: ftp: loaded support on port[0] = 21 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8769 at net/mac80211/rx.c:4592 ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8769 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592 Code: ff e8 c4 15 4e f9 48 c7 c7 c0 c0 67 89 e8 23 47 df ff 0f 0b e9 02 0c 8c ff e8 ac 15 4e f9 48 c7 c7 c0 c0 67 89 e8 0b 47 df ff <0f> 0b e9 64 82 8c ff e8 94 15 4e f9 48 c7 c7 c0 c0 67 89 e8 f3 46 RSP: 0018:ffff8880ba007d00 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff8880426ada88 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff814dff01 RDI: ffffed1017400f92 RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a009c180 R13: ffff8880426ac140 R14: ffff8880426ac140 R15: ffff8880a009c180 ieee80211_rx include/net/mac80211.h:4109 [inline] ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:23 [inline] RIP: 0010:preempt_count_sub+0xbd/0x150 kernel/sched/core.c:3267 Code: 08 84 d2 0f 85 95 00 00 00 8b 15 ce 89 f5 0b 85 d2 75 bd 48 c7 c6 80 ba 69 88 48 c7 c7 c0 ba 69 88 e8 cc 4f b1 06 0f 0b 5b c3 <65> 8b 05 bc 71 c0 7e 84 c0 75 8b e8 53 e4 31 02 85 c0 74 92 48 c7 RSP: 0018:ffff8880437df930 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000004 RSI: 0000000000000004 RDI: 0000000000000001 RBP: ffff8880437dfdb0 R08: ffffffff8bf53636 R09: ffffffff8bf53632 R10: ffff8880437dfacf R11: 0000000000074071 R12: ffff8880437d8000 R13: ffff8880437dfaa5 R14: ffff8880437dfa70 R15: ffffffff8bf53632 unwind_next_frame+0xeee/0x1400 arch/x86/kernel/unwind_orc.c:579 __save_stack_trace+0x9f/0x190 arch/x86/kernel/stacktrace.c:44 save_stack mm/kasan/kasan.c:448 [inline] set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xeb/0x160 mm/kasan/kasan.c:553 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] kmem_cache_alloc_trace+0x11a/0x380 mm/slab.c:3623 kmalloc include/linux/slab.h:515 [inline] sock_alloc_inode+0x5f/0x250 net/socket.c:247 alloc_inode+0x5d/0x180 fs/inode.c:211 new_inode_pseudo+0x14/0xe0 fs/inode.c:911 sock_alloc+0x3c/0x260 net/socket.c:567 __sock_create+0xba/0x740 net/socket.c:1329 sock_create net/socket.c:1416 [inline] __sys_socket+0xef/0x200 net/socket.c:1458 __do_sys_socket net/socket.c:1467 [inline] __se_sys_socket net/socket.c:1465 [inline] __x64_sys_socket+0x6f/0xb0 net/socket.c:1465 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fc9472370c9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc9457a9168 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007fc947356f80 RCX: 00007fc9472370c9 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007fc947292ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdb0b6298f R14: 00007fc9457a9300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 08 84 d2 0f 85 95 00 or %al,0x95850f(%rdx,%rdx,8) 7: 00 00 add %al,(%rax) 9: 8b 15 ce 89 f5 0b mov 0xbf589ce(%rip),%edx # 0xbf589dd f: 85 d2 test %edx,%edx 11: 75 bd jne 0xffffffd0 13: 48 c7 c6 80 ba 69 88 mov $0xffffffff8869ba80,%rsi 1a: 48 c7 c7 c0 ba 69 88 mov $0xffffffff8869bac0,%rdi 21: e8 cc 4f b1 06 callq 0x6b14ff2 26: 0f 0b ud2 28: 5b pop %rbx 29: c3 retq * 2a: 65 8b 05 bc 71 c0 7e mov %gs:0x7ec071bc(%rip),%eax # 0x7ec071ed <-- trapping instruction 31: 84 c0 test %al,%al 33: 75 8b jne 0xffffffc0 35: e8 53 e4 31 02 callq 0x231e48d 3a: 85 c0 test %eax,%eax 3c: 74 92 je 0xffffffd0 3e: 48 rex.W 3f: c7 .byte 0xc7