------------[ cut here ]------------ WARNING: CPU: 1 PID: 16240 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: 16240 Comm: syz-executor.2 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: ffff888042333488 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff814dff01 RDI: ffffed1017420f92 RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809dc4a440 R13: ffff888042331b40 R14: ffff888042331b40 R15: ffff88809dc4a440 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:__read_once_size include/linux/compiler.h:263 [inline] RIP: 0010:compound_head include/linux/page-flags.h:142 [inline] RIP: 0010:PageAnon include/linux/page-flags.h:418 [inline] RIP: 0010:zap_pte_range mm/memory.c:1340 [inline] RIP: 0010:zap_pmd_range mm/memory.c:1463 [inline] RIP: 0010:zap_pud_range mm/memory.c:1492 [inline] RIP: 0010:zap_p4d_range mm/memory.c:1513 [inline] RIP: 0010:unmap_page_range+0x124a/0x2c50 mm/memory.c:1534 Code: 39 79 18 48 0f 43 41 18 4d 85 ed 48 89 41 18 0f 84 36 fe ff ff e8 36 e7 d6 ff 49 8d 6d 08 48 89 e8 48 c1 e8 03 42 80 3c 30 00 <0f> 85 df 16 00 00 49 8b 45 08 31 ff 4d 89 ec 48 89 c3 48 89 84 24 RSP: 0018:ffff888098d9f770 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 1ffffd400052d771 RBX: 0000000000000001 RCX: ffff888098d9f9b0 RDX: 0000000000000000 RSI: ffffffff818b9e3a RDI: ffff888098d9f9c8 RBP: ffffea000296bb88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 80000000a5aee007 R13: ffffea000296bb80 R14: dffffc0000000000 R15: 00007f60151db000 unmap_single_vma+0x198/0x300 mm/memory.c:1579 unmap_vmas+0xa9/0x180 mm/memory.c:1609 exit_mmap+0x2b9/0x530 mm/mmap.c:3093 __mmput kernel/fork.c:1016 [inline] mmput+0x14e/0x4a0 kernel/fork.c:1037 exit_mm kernel/exit.c:549 [inline] do_exit+0xaec/0x2be0 kernel/exit.c:857 do_group_exit+0x125/0x310 kernel/exit.c:967 get_signal+0x3f2/0x1f70 kernel/signal.c:2589 do_signal+0x8f/0x1670 arch/x86/kernel/signal.c:799 exit_to_usermode_loop+0x204/0x2a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f6015f030a9 Code: Bad RIP value. RSP: 002b:00007f6014475168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: 0000000000023000 RBX: 00007f6016022f80 RCX: 00007f6015f030a9 RDX: 0000000000023000 RSI: 0000000020000200 RDI: 0000000000000004 RBP: 00007f6015f5eae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf887a0cf R14: 00007f6014475300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess): 0: 39 79 18 cmp %edi,0x18(%rcx) 3: 48 0f 43 41 18 cmovae 0x18(%rcx),%rax 8: 4d 85 ed test %r13,%r13 b: 48 89 41 18 mov %rax,0x18(%rcx) f: 0f 84 36 fe ff ff je 0xfffffe4b 15: e8 36 e7 d6 ff callq 0xffd6e750 1a: 49 8d 6d 08 lea 0x8(%r13),%rbp 1e: 48 89 e8 mov %rbp,%rax 21: 48 c1 e8 03 shr $0x3,%rax 25: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) * 2a: 0f 85 df 16 00 00 jne 0x170f <-- trapping instruction 30: 49 8b 45 08 mov 0x8(%r13),%rax 34: 31 ff xor %edi,%edi 36: 4d 89 ec mov %r13,%r12 39: 48 89 c3 mov %rax,%rbx 3c: 48 rex.W 3d: 89 .byte 0x89 3e: 84 .byte 0x84 3f: 24 .byte 0x24