Hello, syzbot found the following issue on: HEAD commit: b6ecc6620376 net: mana: Fix error handling in mana_create_.. git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=15b5ecab980000 kernel config: https://syzkaller.appspot.com/x/.config?x=996585887acdadb3 dashboard link: https://syzkaller.appspot.com/bug?extid=b4aa2b672b18f1d4dc5f compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/c4574f06e044/disk-b6ecc662.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/305e39881a39/vmlinux-b6ecc662.xz kernel image: https://storage.googleapis.com/syzbot-assets/14c5c8efb32e/bzImage-b6ecc662.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+b4aa2b672b18f1d4dc5f@xxxxxxxxxxxxxxxxxxxxxxxxx ------------[ cut here ]------------ WARNING: CPU: 1 PID: 14994 at net/mac80211/rx.c:5375 ieee80211_rx_list+0x2a07/0x3780 net/mac80211/rx.c:5375 Modules linked in: CPU: 1 UID: 0 PID: 14994 Comm: syz.0.2232 Not tainted 6.11.0-rc5-syzkaller-00192-gb6ecc6620376 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:ieee80211_rx_list+0x2a07/0x3780 net/mac80211/rx.c:5375 Code: 90 e9 21 da ff ff e8 f8 1e 64 f6 e9 17 da ff ff e8 ee 1e 64 f6 e9 0d da ff ff e8 e4 1e 64 f6 e9 03 da ff ff e8 da 1e 64 f6 90 <0f> 0b 90 e9 f5 d9 ff ff e8 cc 1e 64 f6 31 c0 48 89 44 24 60 e9 e5 RSP: 0018:ffffc90000a189a0 EFLAGS: 00010246 RAX: ffffffff8b2f6d56 RBX: 0000000000000000 RCX: ffff888061fc8000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a18bf0 R08: ffffffff8b2f4592 R09: 1ffffffff283c708 R10: dffffc0000000000 R11: fffffbfff283c709 R12: dffffc0000000000 R13: ffff88806d804640 R14: ffff88805f0c0e40 R15: ffff88805f0c30c8 FS: 0000000000000000(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f251b600020 CR3: 000000006190e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5485 ieee80211_rx include/net/mac80211.h:5124 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:439 tasklet_action_common+0x321/0x4d0 kernel/softirq.c:785 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:209 Code: 89 fb e8 23 00 00 00 48 8b 3d dc 76 96 0c 48 89 de 5b e9 83 9d 5b 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 00 d7 03 00 65 8b 15 c0 4a RSP: 0018:ffffc900039bf290 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffea0001c6b388 RCX: ffff888061fc8000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000013115 R08: ffffffff81ea2868 R09: 1ffffd400038d678 R10: dffffc0000000000 R11: fffff9400038d679 R12: ffffea0001c6b3c0 R13: ffffea0001c6b3c0 R14: 0000000000000001 R15: 0000000000000000 arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline] page_fixed_fake_head include/linux/page-flags.h:203 [inline] _compound_head include/linux/page-flags.h:244 [inline] __folio_rmap_sanity_checks+0x11f/0x670 include/linux/rmap.h:216 __folio_remove_rmap mm/rmap.c:1518 [inline] folio_remove_rmap_ptes+0x3d/0x490 mm/rmap.c:1599 zap_present_folio_ptes mm/memory.c:1517 [inline] zap_present_ptes mm/memory.c:1576 [inline] zap_pte_range mm/memory.c:1618 [inline] zap_pmd_range mm/memory.c:1736 [inline] zap_pud_range mm/memory.c:1765 [inline] zap_p4d_range mm/memory.c:1786 [inline] unmap_page_range+0x1b93/0x42c0 mm/memory.c:1807 unmap_vmas+0x3cc/0x5f0 mm/memory.c:1897 exit_mmap+0x264/0xc80 mm/mmap.c:3412 __mmput+0x115/0x390 kernel/fork.c:1345 exit_mm+0x220/0x310 kernel/exit.c:571 do_exit+0x9b2/0x27f0 kernel/exit.c:869 do_group_exit+0x207/0x2c0 kernel/exit.c:1031 get_signal+0x16a1/0x1740 kernel/signal.c:2917 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6654f7cef9 Code: Unable to access opcode bytes at 0x7f6654f7cecf. RSP: 002b:00007f6655e5b0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f6655135f88 RCX: 00007f6654f7cef9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6655135f88 RBP: 00007f6655135f80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6655135f8c R13: 0000000000000000 R14: 00007fffa4ac5d00 R15: 00007fffa4ac5de8 </TASK> ---------------- Code disassembly (best guess): 0: 89 fb mov %edi,%ebx 2: e8 23 00 00 00 call 0x2a 7: 48 8b 3d dc 76 96 0c mov 0xc9676dc(%rip),%rdi # 0xc9676ea e: 48 89 de mov %rbx,%rsi 11: 5b pop %rbx 12: e9 83 9d 5b 00 jmp 0x5b9d9a 17: 0f 1f 00 nopl (%rax) 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop 29: 90 nop * 2a: f3 0f 1e fa endbr64 <-- trapping instruction 2e: 48 8b 04 24 mov (%rsp),%rax 32: 65 48 8b 0c 25 00 d7 mov %gs:0x3d700,%rcx 39: 03 00 3b: 65 gs 3c: 8b .byte 0x8b 3d: 15 .byte 0x15 3e: c0 .byte 0xc0 3f: 4a rex.WX --- This report is generated by a bot. 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