------------[ cut here ]------------ WARNING: CPU: 0 PID: 22137 at net/core/stream.c:207 sk_stream_kill_queues+0x3c3/0x530 net/core/stream.c:207 Modules linked in: CPU: 0 PID: 22137 Comm: syz-executor.2 Not tainted 5.12.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:sk_stream_kill_queues+0x3c3/0x530 net/core/stream.c:207 Code: 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 63 01 00 00 8b ab 20 02 00 00 e9 60 ff ff ff e8 5d 27 79 fa <0f> 0b eb 97 e8 54 27 79 fa 0f 0b eb a0 e8 4b 27 79 fa 0f 0b e9 a5 RSP: 0018:ffffc90000007af8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00000000fffffe80 RCX: 0000000000000100 RDX: ffff88802a9e8000 RSI: ffffffff86facf03 RDI: 0000000000000003 RBP: 0000000000000180 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff86face9a R11: 0000000000000000 R12: ffff8880646d8220 R13: ffffffff901f8d20 R14: ffff8880646d8028 R15: 0000000000000000 FS: 00007f2a0a6ad700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000004 CR3: 000000005c4e7000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: inet_csk_destroy_sock+0x1a5/0x490 net/ipv4/inet_connection_sock.c:889 tcp_done+0x240/0x340 net/ipv4/tcp.c:4418 tcp_write_err net/ipv4/tcp_timer.c:74 [inline] tcp_write_timeout net/ipv4/tcp_timer.c:276 [inline] tcp_retransmit_timer+0x21d4/0x3450 net/ipv4/tcp_timer.c:512 tcp_write_timer_handler+0x5b8/0xb00 net/ipv4/tcp_timer.c:622 tcp_write_timer+0xa2/0x2b0 net/ipv4/tcp_timer.c:642 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1431 expire_timers kernel/time/timer.c:1476 [inline] __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1745 __run_timers kernel/time/timer.c:1726 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1758 __do_softirq+0x29b/0x9f6 kernel/softirq.c:345 invoke_softirq kernel/softirq.c:221 [inline] __irq_exit_rcu kernel/softirq.c:422 [inline] irq_exit_rcu+0x134/0x200 kernel/softirq.c:434 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632 RIP: 0010:do_slab_free mm/slub.c:3127 [inline] RIP: 0010:___cache_free+0x91/0x4d0 mm/slub.c:3168 Code: ea ff ff 49 c1 e6 06 49 01 c6 49 8b 46 08 48 8d 50 ff a8 01 4c 0f 45 f2 49 8b 46 38 48 85 c0 75 60 49 8b 0c 24 65 48 8b 51 08 <48> 89 c8 65 48 03 05 e4 c5 49 7e 48 8b 70 08 48 39 f2 75 e7 48 39 RSP: 0018:ffffc9000178f6a8 EFLAGS: 00000246 RAX: ffffea000080ae40 RBX: ffff888140c1ec00 RCX: 0000000000038b50 RDX: 00000000001f4bc8 RSI: ffffffff813371d4 RDI: 0000000000000003 RBP: ffffea0005030780 R08: 0000000000000000 R09: 000000000000002e R10: ffffffff813371ca R11: 000000000000003f R12: ffff888010841500 R13: ffffc9000178f740 R14: ffffea0000000000 R15: ffff8880702a8300 qlink_free mm/kasan/quarantine.c:146 [inline] qlist_free_all+0x5a/0xc0 mm/kasan/quarantine.c:165 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272 __kasan_slab_alloc+0x7f/0x90 mm/kasan/common.c:437 kasan_slab_alloc include/linux/kasan.h:223 [inline] slab_post_alloc_hook mm/slab.h:516 [inline] slab_alloc_node mm/slub.c:2907 [inline] slab_alloc mm/slub.c:2915 [inline] kmem_cache_alloc+0x155/0x370 mm/slub.c:2920 kmem_cache_zalloc include/linux/slab.h:674 [inline] alloc_buffer_head+0x20/0x140 fs/buffer.c:3337 alloc_page_buffers+0x2af/0x560 fs/buffer.c:857 create_empty_buffers+0x2c/0x820 fs/buffer.c:1561 ext4_block_write_begin+0xd61/0x1190 fs/ext4/inode.c:1059 ext4_da_write_begin+0x3e4/0x1160 fs/ext4/inode.c:3017 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3575 ext4_buffered_write_iter+0x244/0x4d0 fs/ext4/file.c:269 ext4_dio_write_iter fs/ext4/file.c:570 [inline] ext4_file_write_iter+0xf00/0x14e0 fs/ext4/file.c:661 call_write_iter include/linux/fs.h:1977 [inline] new_sync_write+0x426/0x650 fs/read_write.c:518 vfs_write+0x796/0xa30 fs/read_write.c:605 ksys_write+0x12d/0x250 fs/read_write.c:658 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x466459 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2a0a6ad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 0000000000043408 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffd707c445f R14: 00007f2a0a6ad300 R15: 0000000000022000