------------[ cut here ]------------ WARNING: CPU: 1 PID: 29041 at net/mac80211/rx.c:4902 ieee80211_rx_list+0x18e2/0x2740 net/mac80211/rx.c:4902 Modules linked in: CPU: 1 PID: 29041 Comm: syz-executor.4 Not tainted 5.16.0-syzkaller-11655-ge5313968c41b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ieee80211_rx_list+0x18e2/0x2740 net/mac80211/rx.c:4902 Code: 00 00 31 ff 89 de e8 6d 9a d8 f8 85 db 0f 85 19 02 00 00 e8 40 98 d8 f8 4c 89 e7 e8 58 ef 88 fe e9 bc eb ff ff e8 2e 98 d8 f8 <0f> 0b e9 53 ec ff ff e8 22 98 d8 f8 4c 89 ea 48 b8 00 00 00 00 00 RSP: 0018:ffffc900001c0c90 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888057e333c8 RCX: 0000000000000100 RDX: ffff888019c10000 RSI: ffffffff889fbdc2 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff889fa75b R11: 0000000000000000 R12: ffff8880738a3c80 R13: 0000000000000000 R14: 0000000000000000 R15: ffff888057e30e60 FS: 00007f6ef6752700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc969e1e4a0 CR3: 0000000058f5b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_rx_napi+0xdb/0x3d0 net/mac80211/rx.c:5000 ieee80211_rx include/net/mac80211.h:4594 [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:638 RIP: 0010:preempt_schedule_irq+0x49/0x90 kernel/sched/core.c:6711 Code: 55 53 65 48 8b 1c 25 00 70 02 00 48 89 dd 48 c1 ed 03 48 01 c5 bf 01 00 00 00 e8 12 f0 04 f8 e8 0d 09 33 f8 fb bf 01 00 00 00 c2 a3 ff ff 9c 58 fa f6 c4 02 75 27 bf 01 00 00 00 e8 40 df 04 RSP: 0018:ffffc9000342eeb8 EFLAGS: 00000202 RAX: 0000000000005e19 RBX: ffff888019c10000 RCX: 1ffffffff1fc4e6e RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffed1003382000 R08: 0000000000000001 R09: ffffffff8fdeca9f R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 irqentry_exit+0x31/0x80 kernel/entry/common.c:425 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:87 [inline] RIP: 0010:memory_is_nonzero mm/kasan/generic.c:102 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0xd2/0x180 mm/kasan/generic.c:189 Code: 48 83 c0 01 48 39 d0 74 7a 80 38 00 74 f2 48 89 c2 b8 01 00 00 00 48 85 d2 75 56 5b 5d 41 5c c3 48 85 d2 74 5e 48 01 ea eb 09 <48> 83 c0 01 48 39 d0 74 50 80 38 00 74 f2 eb d4 41 bc 08 00 00 00 RSP: 0018:ffffc9000342ef80 EFLAGS: 00000246 RAX: ffffed1009acbb41 RBX: ffffed1009acbb42 RCX: ffffffff820d4459 RDX: ffffed1009acbb42 RSI: 0000000000000008 RDI: ffff88804d65da08 RBP: ffffed1009acbb41 R08: 0000000000000000 R09: ffff88804d65da0f R10: ffffed1009acbb41 R11: 00000000ffff8000 R12: ffff88804d65dc80 R13: ffff88804d65da08 R14: 0000000000000020 R15: ffffc9000342f110 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] ext4_test_inode_flag fs/ext4/ext4.h:1918 [inline] ext4_inode_journal_mode+0xf9/0x4e0 fs/ext4/ext4_jbd2.c:16 ext4_should_journal_data fs/ext4/ext4_jbd2.h:465 [inline] ext4_fc_track_inode+0x5d/0x370 fs/ext4/fast_commit.c:503 ext4_mark_iloc_dirty+0xcf/0x1cf0 fs/ext4/inode.c:5668 __ext4_mark_inode_dirty+0x220/0x8d0 fs/ext4/inode.c:5873 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:5902 __mark_inode_dirty+0x45b/0xfe0 fs/fs-writeback.c:2409 mark_inode_dirty include/linux/fs.h:2379 [inline] dquot_alloc_space include/linux/quotaops.h:317 [inline] dquot_alloc_block include/linux/quotaops.h:334 [inline] ext4_mb_new_blocks+0x5d6/0x5320 fs/ext4/mballoc.c:5544 ext4_alloc_branch fs/ext4/indirect.c:333 [inline] ext4_ind_map_blocks+0x1a49/0x24b0 fs/ext4/indirect.c:628 ext4_map_blocks+0x9eb/0x18a0 fs/ext4/inode.c:640 ext4_iomap_alloc fs/ext4/inode.c:3354 [inline] ext4_iomap_begin+0x439/0x780 fs/ext4/inode.c:3404 iomap_iter+0x454/0x1110 fs/iomap/iter.c:74 __iomap_dio_rw+0x6b2/0x1ad0 fs/iomap/direct-io.c:589 iomap_dio_rw+0x38/0x90 fs/iomap/direct-io.c:680 ext4_dio_write_iter fs/ext4/file.c:564 [inline] ext4_file_write_iter+0xe1b/0x14d0 fs/ext4/file.c:675 call_write_iter include/linux/fs.h:2086 [inline] new_sync_write+0x431/0x660 fs/read_write.c:503 vfs_write+0x7cd/0xae0 fs/read_write.c:590 ksys_write+0x12d/0x250 fs/read_write.c:643 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: 0033:0x7f6ef7dfe059 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:00007f6ef6752168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f6ef7f11030 RCX: 00007f6ef7dfe059 RDX: 0000000000806000 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 00007f6ef7e5808d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffef82be95f R14: 00007f6ef6752300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 55 push %rbp 1: 53 push %rbx 2: 65 48 8b 1c 25 00 70 mov %gs:0x27000,%rbx 9: 02 00 b: 48 89 dd mov %rbx,%rbp e: 48 c1 ed 03 shr $0x3,%rbp 12: 48 01 c5 add %rax,%rbp 15: bf 01 00 00 00 mov $0x1,%edi 1a: e8 12 f0 04 f8 callq 0xf804f031 1f: e8 0d 09 33 f8 callq 0xf8330931 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 c2 a3 ff ff callq 0xffffa3f1 <-- trapping instruction 2f: 9c pushfq 30: 58 pop %rax 31: fa cli 32: f6 c4 02 test $0x2,%ah 35: 75 27 jne 0x5e 37: bf 01 00 00 00 mov $0x1,%edi 3c: e8 .byte 0xe8 3d: 40 rex 3e: df .byte 0xdf 3f: 04 .byte 0x4