------------[ cut here ]------------ WARNING: CPU: 0 PID: 7763 at net/mac80211/rx.c:5382 ieee80211_rx_list+0x2b59/0x3810 net/mac80211/rx.c:5382 Modules linked in: CPU: 0 UID: 0 PID: 7763 Comm: syz.7.437 Not tainted 6.12.0-rc6-syzkaller-01561-ga71c69f51d11 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:ieee80211_rx_list+0x2b59/0x3810 net/mac80211/rx.c:5382 Code: 90 e9 c9 d8 ff ff e8 26 d9 56 f6 e9 bf d8 ff ff e8 1c d9 56 f6 e9 b5 d8 ff ff e8 12 d9 56 f6 e9 ab d8 ff ff e8 08 d9 56 f6 90 <0f> 0b 90 e9 9d d8 ff ff e8 fa d8 56 f6 31 c0 48 89 44 24 70 e9 30 RSP: 0018:ffffc900000079c0 EFLAGS: 00010246 RAX: ffffffff8b3e0158 RBX: 0000000000000000 RCX: ffff888027b01e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007bf0 R08: ffffffff8b3dd839 R09: 1ffffffff285c100 R10: dffffc0000000000 R11: fffffbfff285c101 R12: ffff88805ef98e40 R13: dffffc0000000000 R14: ffff88805ef9b0c8 R15: ffff88802fb0c000 FS: 00007f05b03466c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f05b0324f98 CR3: 00000000651de000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5492 ieee80211_rx include/net/mac80211.h:5163 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:441 tasklet_action_common+0x321/0x4d0 kernel/softirq.c:784 handle_softirqs+0x2c5/0x980 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:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_acquire+0x264/0x550 kernel/locking/lockdep.c:5829 Code: 2b 00 74 08 4c 89 f7 e8 ca 54 8e 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25 RSP: 0018:ffffc900046af380 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff920008d5e7c RCX: bb751d2768083600 RDX: dffffc0000000000 RSI: ffffffff8c0adc40 RDI: ffffffff8c610aa0 RBP: ffffc900046af4c8 R08: ffffffff942e085f R09: 1ffffffff285c10b R10: dffffc0000000000 R11: fffffbfff285c10c R12: 1ffff920008d5e78 R13: dffffc0000000000 R14: ffffc900046af3e0 R15: 0000000000000246 local_lock_acquire include/linux/local_lock_internal.h:29 [inline] __folio_batch_add_and_move+0x279/0xf00 mm/swap.c:237 shmem_alloc_and_add_folio+0xdd6/0x13d0 mm/shmem.c:1869 shmem_get_folio_gfp+0x5a9/0x20a0 mm/shmem.c:2332 shmem_get_folio mm/shmem.c:2438 [inline] shmem_write_begin+0x17e/0x460 mm/shmem.c:3043 generic_perform_write+0x344/0x6d0 mm/filemap.c:4054 shmem_file_write_iter+0xf9/0x120 mm/shmem.c:3218 do_iter_readv_writev+0x600/0x880 vfs_writev+0x376/0xba0 fs/read_write.c:1064 do_pwritev fs/read_write.c:1165 [inline] __do_sys_pwritev fs/read_write.c:1212 [inline] __se_sys_pwritev fs/read_write.c:1207 [inline] __x64_sys_pwritev+0x1c7/0x2d0 fs/read_write.c:1207 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f05af57e719 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f05b0346038 EFLAGS: 00000246 ORIG_RAX: 0000000000000128 RAX: ffffffffffffffda RBX: 00007f05af735f80 RCX: 00007f05af57e719 RDX: 0000000000000003 RSI: 00000000200004c0 RDI: 0000000000000005 RBP: 00007f05af5f175e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000008040000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f05af735f80 R15: 00007ffc94bd7b78 </TASK> ---------------- Code disassembly (best guess): 0: 2b 00 sub (%rax),%eax 2: 74 08 je 0xc 4: 4c 89 f7 mov %r14,%rdi 7: e8 ca 54 8e 00 call 0x8e54d6 c: f6 44 24 61 02 testb $0x2,0x61(%rsp) 11: 0f 85 85 01 00 00 jne 0x19c 17: 41 f7 c7 00 02 00 00 test $0x200,%r15d 1e: 74 01 je 0x21 20: fb sti 21: 48 c7 44 24 40 0e 36 movq $0x45e0360e,0x40(%rsp) 28: e0 45 * 2a: 4b c7 44 25 00 00 00 movq $0x0,0x0(%r13,%r12,1) <-- trapping instruction 31: 00 00 33: 43 c7 44 25 09 00 00 movl $0x0,0x9(%r13,%r12,1) 3a: 00 00 3c: 43 rex.XB 3d: c7 .byte 0xc7 3e: 44 rex.R 3f: 25 .byte 0x25