------------[ cut here ]------------ WARNING: CPU: 0 PID: 21244 at kernel/entry/common.c:364 irqentry_exit+0x24/0xa0 kernel/entry/common.c:368 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 21244 Comm: syz-executor.1 Not tainted 5.9.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d6/0x29e lib/dump_stack.c:118 panic+0x2c0/0x800 kernel/panic.c:231 __warn+0x227/0x250 kernel/panic.c:600 report_bug+0x1b1/0x2e0 lib/bug.c:198 handle_bug+0x42/0x80 arch/x86/kernel/traps.c:234 exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:254 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536 RIP: 0010:irqentry_exit+0x24/0xa0 kernel/entry/common.c:368 Code: f9 b0 01 c3 66 90 53 83 3d fc 6c 64 01 00 74 0b 65 8b 05 5f 93 b6 77 85 c0 75 0f f6 87 88 00 00 00 03 74 11 5b e9 6c ff ff ff <0f> 0b f6 87 88 00 00 00 03 75 ef f6 87 91 00 00 00 02 75 0c 40 f6 RSP: 0018:ffffc90000006a38 EFLAGS: 00010002 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff88803e3b0200 RDX: 0000000000000504 RSI: 0000000000000000 RDI: ffffc90000006a48 RBP: 0000000000000000 R08: ffffffff81346b61 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:538 RIP: 0010:__softirqentry_text_end+0x1f/0x53 Code: e9 24 fe ff ff 0f 0b 0f 0b 0f 0b 0f 01 f8 0f 1f 80 00 00 00 00 31 c0 8e e8 e9 2d 08 e0 ff b9 f2 ff ff ff 31 c0 e9 9b 26 cb ff f2 ff ff ff 4d 31 ed e9 4d ff 80 f8 bb f2 ff ff ff 4d 31 ff e9 RSP: 0018:ffffc90000006af0 EFLAGS: 00010046 RAX: 0000000000000504 RBX: 0000000000000000 RCX: ffff88803e3b0200 RDX: ffff88803e3b0200 RSI: 0000000000000028 RDI: 00007fffffffeff0 RBP: ffffc90000006bc0 R08: ffffffff8101063a R09: ffffed1007c76041 R10: ffffed1007c76041 R11: 0000000000000000 R12: ffff88803e3b0690 R13: 0000000000000028 R14: dffffc0000000000 R15: 0000000000000028 get_perf_callchain+0x49d/0x6f0 kernel/events/callchain.c:221 perf_callchain kernel/events/core.c:6985 [inline] perf_prepare_sample+0x2ef/0x19f0 kernel/events/core.c:7012 __perf_event_output kernel/events/core.c:7170 [inline] perf_event_output_forward+0xa7/0x1c0 kernel/events/core.c:7190 __perf_event_overflow+0x1b9/0x340 kernel/events/core.c:8845 perf_swevent_overflow kernel/events/core.c:8921 [inline] perf_swevent_event+0x4d9/0x570 kernel/events/core.c:8959 perf_tp_event+0x2d4/0xa70 kernel/events/core.c:9377 perf_trace_run_bpf_submit+0x106/0x1a0 kernel/events/core.c:9351 perf_trace_lock_acquire+0x331/0x3b0 include/trace/events/lock.h:13 trace_lock_acquire+0xe8/0x1d0 include/trace/events/lock.h:13 lock_acquire+0x49/0x720 kernel/locking/lockdep.c:5003 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:241 rcu_read_lock include/linux/rcupdate.h:634 [inline] is_bpf_text_address+0x24/0x280 kernel/bpf/core.c:704 kernel_text_address kernel/extable.c:151 [inline] __kernel_text_address+0x93/0x110 kernel/extable.c:105 unwind_get_return_address+0x48/0x90 arch/x86/kernel/unwind_orc.c:317 arch_stack_walk+0x98/0xe0 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0xad/0x150 kernel/stacktrace.c:123 save_trace+0x49/0xba0 kernel/locking/lockdep.c:513 mark_lock+0x48a/0x1b20 kernel/locking/lockdep.c:4012 mark_usage kernel/locking/lockdep.c:3905 [inline] __lock_acquire+0xa3b/0x2ae0 kernel/locking/lockdep.c:4395 lock_acquire+0x148/0x720 kernel/locking/lockdep.c:5029 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:175 spin_lock_bh include/linux/spinlock.h:359 [inline] write_seqlock_bh include/linux/seqlock.h:822 [inline] inet_getpeer+0x382/0xc60 net/ipv4/inetpeer.c:211 inet_getpeer_v4 include/net/inetpeer.h:111 [inline] ip4_frag_init+0x17f/0x290 net/ipv4/ip_fragment.c:92 inet_frag_alloc net/ipv4/inet_fragment.c:286 [inline] inet_frag_create net/ipv4/inet_fragment.c:303 [inline] inet_frag_find+0x9c6/0x1b10 net/ipv4/inet_fragment.c:333 ip_find net/ipv4/ip_fragment.c:216 [inline] ip_defrag+0x38c/0x22b0 net/ipv4/ip_fragment.c:484 nf_ct_ipv4_gather_frags net/ipv4/netfilter/nf_defrag_ipv4.c:31 [inline] ipv4_conntrack_defrag+0x372/0x520 net/ipv4/netfilter/nf_defrag_ipv4.c:86 nf_hook_entry_hookfn include/linux/netfilter.h:136 [inline] nf_hook_slow+0xb2/0x1f0 net/netfilter/core.c:512 nf_hook+0x1d0/0x2f0 include/linux/netfilter.h:256 NF_HOOK include/linux/netfilter.h:299 [inline] ip_rcv+0x6e/0x300 net/ipv4/ip_input.c:539 __netif_receive_skb_one_core net/core/dev.c:5286 [inline] __netif_receive_skb+0x164/0x3c0 net/core/dev.c:5400 process_backlog+0x578/0xa10 net/core/dev.c:6242 napi_poll net/core/dev.c:6688 [inline] net_rx_action+0x655/0x1200 net/core/dev.c:6758 __do_softirq+0x256/0x6d5 kernel/softirq.c:298 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] do_softirq_own_stack+0x91/0xe0 arch/x86/kernel/irq_64.c:77 do_softirq+0x102/0x150 kernel/softirq.c:343 __local_bh_enable_ip+0x17f/0x1c0 kernel/softirq.c:195 rcu_read_unlock_bh include/linux/rcupdate.h:723 [inline] __dev_queue_xmit+0x1846/0x2940 net/core/dev.c:4163 __bpf_tx_skb net/core/filter.c:2112 [inline] __bpf_redirect_no_mac net/core/filter.c:2137 [inline] __bpf_redirect+0x62a/0xd50 net/core/filter.c:2160 ____bpf_clone_redirect net/core/filter.c:2191 [inline] bpf_clone_redirect+0x245/0x350 net/core/filter.c:2163 bpf_prog_e2f29814702bf05a+0x5c/0x5f4 bpf_dispatcher_nop_func include/linux/bpf.h:586 [inline] bpf_test_run+0x61d/0x8e0 net/bpf/test_run.c:49 bpf_prog_test_run_skb+0x9f6/0x1cf0 net/bpf/test_run.c:496 bpf_prog_test_run kernel/bpf/syscall.c:2996 [inline] __do_sys_bpf+0x40b2/0x11060 kernel/bpf/syscall.c:4196 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45e179 Code: 3d b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 0b b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe142c7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000001780 RCX: 000000000045e179 RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffea12c719f R14: 00007fe142c7b9c0 R15: 000000000118cf4c Kernel Offset: disabled Rebooting in 86400 seconds..