------------[ cut here ]------------ WARNING: CPU: 1 PID: 23088 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: 1 PID: 23088 Comm: syz-executor.0 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:ffff8880ba107d00 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff888076dcb5c8 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff814dff01 RDI: ffffed1017420f92 RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff888098c08300 R13: ffff888076dc9c80 R14: ffff888076dc9c80 R15: ffff888098c08300 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:__orc_find+0x3f/0xf0 arch/x86/kernel/unwind_orc.c:49 Code: 85 d2 0f 84 95 00 00 00 4c 39 e7 49 89 fd 0f 87 9a 00 00 00 49 bf 00 00 00 00 00 fc ff df 49 89 fe 48 89 fd eb 0c 48 8d 6b 04 <49> 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 RSP: 0018:ffff88809b3e7150 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: ffffffff81a8e376 RBX: ffffffff8b39f24c RCX: ffffffff81a8e3b9 RDX: 0000000000000000 RSI: ffffffff8b9b47cc RDI: ffffffff8b39f23c RBP: ffffffff8b39f250 R08: 0000000000000000 R09: ffffffff8b9b47cc R10: ffff88809b3e7327 R11: 0000000000074071 R12: ffffffff8b39f25c R13: ffffffff8b39f23c R14: ffffffff8b39f23c R15: dffffc0000000000 orc_find arch/x86/kernel/unwind_orc.c:159 [inline] unwind_next_frame+0x339/0x1400 arch/x86/kernel/unwind_orc.c:422 __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+0x110/0x370 mm/slab.c:3557 __d_alloc+0x2b/0xa10 fs/dcache.c:1612 d_alloc+0x4a/0x230 fs/dcache.c:1696 d_alloc_parallel+0xeb/0x19e0 fs/dcache.c:2443 __lookup_slow+0x18d/0x4a0 fs/namei.c:1655 lookup_slow fs/namei.c:1689 [inline] walk_component+0x7ac/0xda0 fs/namei.c:1811 link_path_walk.part.0+0x901/0x1230 fs/namei.c:2142 link_path_walk fs/namei.c:2073 [inline] path_openat+0x1db/0x2df0 fs/namei.c:3536 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5a5cea9254 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:00007f5a5b469090 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f5a5d016f80 RCX: 00007f5a5cea9254 RDX: 0000000000000000 RSI: 00007f5a5cf519ab RDI: 00000000ffffff9c RBP: 00007f5a5cf519ab R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007ffc72f0040f R14: 00007f5a5b469300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 85 d2 test %edx,%edx 2: 0f 84 95 00 00 00 je 0x9d 8: 4c 39 e7 cmp %r12,%rdi b: 49 89 fd mov %rdi,%r13 e: 0f 87 9a 00 00 00 ja 0xae 14: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 1b: fc ff df 1e: 49 89 fe mov %rdi,%r14 21: 48 89 fd mov %rdi,%rbp 24: eb 0c jmp 0x32 26: 48 8d 6b 04 lea 0x4(%rbx),%rbp * 2a: 49 89 de mov %rbx,%r14 <-- trapping instruction 2d: 49 39 ec cmp %rbp,%r12 30: 72 4d jb 0x7f 32: 4c 89 e0 mov %r12,%rax 35: 48 29 e8 sub %rbp,%rax 38: 48 89 c2 mov %rax,%rdx 3b: 48 c1 e8 3f shr $0x3f,%rax 3f: 48 rex.W