------------[ cut here ]------------ WARNING: CPU: 0 PID: 10340 at net/mac80211/rx.c:4900 ieee80211_rx_list+0x18ef/0x2760 net/mac80211/rx.c:4900 Modules linked in: CPU: 0 PID: 10340 Comm: syz-executor.1 Not tainted 5.18.0-rc3-syzkaller-01537-g20b87e7c29df #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ieee80211_rx_list+0x18ef/0x2760 net/mac80211/rx.c:4900 Code: 00 00 31 ff 89 ee e8 10 b7 ba f8 85 ed 0f 85 19 02 00 00 e8 e3 b4 ba f8 4c 89 e7 e8 1b 85 84 fe e9 af eb ff ff e8 d1 b4 ba f8 <0f> 0b e9 46 ec ff ff e8 c5 b4 ba f8 4c 89 ea 48 b8 00 00 00 00 00 RSP: 0018:ffffc90000007c90 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888054d333c8 RCX: 0000000000000100 RDX: ffff88807263ba00 RSI: ffffffff88be73cf RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff88be5d5b R11: 0000000000000000 R12: ffff88806f4b6780 R13: 0000000000000000 R14: 0000000000000000 R15: ffff888054d30e60 FS: 00007fab7e7fe700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd2d000 CR3: 0000000023df0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_rx_napi+0xdb/0x3d0 net/mac80211/rx.c:4998 ieee80211_rx include/net/mac80211.h:4611 [inline] ieee80211_tasklet_handler+0xd4/0x130 net/mac80211/main.c:235 tasklet_action_common.constprop.0+0x201/0x2e0 kernel/softirq.c:784 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:finish_task_switch.isra.0+0x323/0xb80 kernel/sched/core.c:4953 Code: 43 e2 18 08 85 c0 75 02 0f 0b 48 85 db 0f 85 25 01 00 00 4c 89 f7 e8 fc f7 ff ff e8 57 c2 2d 00 fb 65 48 8b 1c 25 00 70 02 00 <48> 8d bb 80 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 RSP: 0018:ffffc9000b577028 EFLAGS: 00000206 RAX: 0000000000008711 RBX: ffff88807263ba00 RCX: 1ffffffff201355e RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000b577070 R08: 0000000000000001 R09: ffffffff9005e95f R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880b9c3ad58 R13: ffff88807df09d00 R14: ffff8880b9c3a000 R15: ffff8880b9c3aa38 context_switch kernel/sched/core.c:5076 [inline] __schedule+0xaa2/0x4cc0 kernel/sched/core.c:6388 preempt_schedule_notrace+0x5b/0xd0 kernel/sched/core.c:6646 preempt_schedule_notrace_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:36 rcu_read_unlock_sched_notrace include/linux/rcupdate.h:816 [inline] trace_ext4_mballoc_prealloc include/trace/events/ext4.h:1091 [inline] ext4_mb_collect_stats fs/ext4/mballoc.c:4240 [inline] ext4_mb_release_context fs/ext4/mballoc.c:5468 [inline] ext4_mb_new_blocks+0x293a/0x4f50 fs/ext4/mballoc.c:5659 ext4_alloc_branch fs/ext4/indirect.c:333 [inline] ext4_ind_map_blocks+0x176b/0x2480 fs/ext4/indirect.c:628 ext4_map_blocks+0x9eb/0x18a0 fs/ext4/inode.c:638 ext4_iomap_alloc fs/ext4/inode.c:3379 [inline] ext4_iomap_begin+0x439/0x780 fs/ext4/inode.c:3429 iomap_iter+0x454/0x1110 fs/iomap/iter.c:74 __iomap_dio_rw+0x6b2/0x1ae0 fs/iomap/direct-io.c:590 iomap_dio_rw+0x38/0x90 fs/iomap/direct-io.c:681 ext4_dio_write_iter fs/ext4/file.c:566 [inline] ext4_file_write_iter+0xe4d/0x1510 fs/ext4/file.c:677 call_write_iter include/linux/fs.h:2050 [inline] new_sync_write+0x38a/0x560 fs/read_write.c:504 vfs_write+0x7c0/0xac0 fs/read_write.c:591 ksys_write+0x127/0x250 fs/read_write.c:644 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fab7f8890e9 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fab7e7fe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fab7f99bf60 RCX: 00007fab7f8890e9 RDX: 0000000000032600 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007fab7f8e308d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe444c2a1f R14: 00007fab7e7fe300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 43 e2 18 rex.XB loop 0x1b 3: 08 85 c0 75 02 0f or %al,0xf0275c0(%rbp) 9: 0b 48 85 or -0x7b(%rax),%ecx c: db 0f fisttpl (%rdi) e: 85 25 01 00 00 4c test %esp,0x4c000001(%rip) # 0x4c000015 14: 89 f7 mov %esi,%edi 16: e8 fc f7 ff ff callq 0xfffff817 1b: e8 57 c2 2d 00 callq 0x2dc277 20: fb sti 21: 65 48 8b 1c 25 00 70 mov %gs:0x27000,%rbx 28: 02 00 * 2a: 48 8d bb 80 15 00 00 lea 0x1580(%rbx),%rdi <-- trapping instruction 31: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 38: fc ff df 3b: 48 89 fa mov %rdi,%rdx 3e: 48 rex.W 3f: c1 .byte 0xc1