Warning: Permanently added '10.128.15.204' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 100.274210][ T9607] ------------[ cut here ]------------ [ 100.279923][ T9607] WARNING: CPU: 1 PID: 9607 at net/core/stream.c:208 sk_stream_kill_queues+0x40d/0x590 [ 100.289525][ T9607] Kernel panic - not syncing: panic_on_warn set ... [ 100.296090][ T9607] CPU: 1 PID: 9607 Comm: syz-executor386 Not tainted 5.6.0-rc2-syzkaller #0 [ 100.304757][ T9607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.314797][ T9607] Call Trace: [ 100.318069][ T9607] dump_stack+0x197/0x210 [ 100.322393][ T9607] ? sk_stream_kill_queues+0x350/0x590 [ 100.327843][ T9607] panic+0x2e3/0x75c [ 100.331727][ T9607] ? add_taint.cold+0x16/0x16 [ 100.336398][ T9607] ? printk+0xba/0xed [ 100.340361][ T9607] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 100.345825][ T9607] ? __warn.cold+0x14/0x3e [ 100.350217][ T9607] ? __warn+0xd9/0x1cf [ 100.354263][ T9607] ? sk_stream_kill_queues+0x40d/0x590 [ 100.359708][ T9607] __warn.cold+0x2f/0x3e [ 100.363929][ T9607] ? report_bug.cold+0x63/0xb2 [ 100.368676][ T9607] ? sk_stream_kill_queues+0x40d/0x590 [ 100.374152][ T9607] report_bug+0x289/0x300 [ 100.378466][ T9607] do_error_trap+0x11b/0x200 [ 100.383048][ T9607] do_invalid_op+0x37/0x50 [ 100.387449][ T9607] ? sk_stream_kill_queues+0x40d/0x590 [ 100.392895][ T9607] invalid_op+0x23/0x30 [ 100.397037][ T9607] RIP: 0010:sk_stream_kill_queues+0x40d/0x590 [ 100.403087][ T9607] Code: 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 41 44 8b a3 f8 01 00 00 e9 5f ff ff ff e8 0c 7f 40 fb 0f 0b eb 96 e8 03 7f 40 fb <0f> 0b eb a1 e8 fa 7e 40 fb 0f 0b e9 9f fe ff ff 4c 89 ef e8 7b 24 [ 100.422691][ T9607] RSP: 0018:ffffc9000c6efb30 EFLAGS: 00010293 [ 100.428735][ T9607] RAX: ffff8880a3102380 RBX: 0000000000000000 RCX: ffffffff8635085d [ 100.436686][ T9607] RDX: 0000000000000000 RSI: ffffffff863508bd RDI: 0000000000000005 [ 100.444660][ T9607] RBP: ffffc9000c6efb70 R08: ffff8880a3102380 R09: ffffed1015d2707c [ 100.452620][ T9607] R10: ffffed1015d2707b R11: ffff8880ae9383db R12: 0000000000000fe3 [ 100.460695][ T9607] R13: ffff88808f618238 R14: ffffffff8c406240 R15: ffff88808f618178 [ 100.468660][ T9607] ? sk_stream_kill_queues+0x3ad/0x590 [ 100.474104][ T9607] ? sk_stream_kill_queues+0x40d/0x590 [ 100.479554][ T9607] inet_csk_destroy_sock+0x1b7/0x4c0 [ 100.484824][ T9607] tcp_close+0xe17/0x12b0 [ 100.489152][ T9607] inet_release+0xed/0x200 [ 100.493551][ T9607] __sock_release+0xce/0x280 [ 100.498135][ T9607] sock_close+0x1e/0x30 [ 100.502285][ T9607] __fput+0x2ff/0x890 [ 100.506249][ T9607] ? __sock_release+0x280/0x280 [ 100.511088][ T9607] ____fput+0x16/0x20 [ 100.515093][ T9607] task_work_run+0x145/0x1c0 [ 100.519670][ T9607] do_exit+0xba9/0x2f50 [ 100.523816][ T9607] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.530040][ T9607] ? mm_update_next_owner+0x7c0/0x7c0 [ 100.535399][ T9607] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 100.541377][ T9607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.546815][ T9607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.552263][ T9607] do_group_exit+0x135/0x360 [ 100.556842][ T9607] __x64_sys_exit_group+0x44/0x50 [ 100.561845][ T9607] do_syscall_64+0xfa/0x790 [ 100.566338][ T9607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.572209][ T9607] RIP: 0033:0x43eff8 [ 100.576085][ T9607] Code: Bad RIP value. [ 100.580135][ T9607] RSP: 002b:00007ffca386cb68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 100.588528][ T9607] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043eff8 [ 100.596480][ T9607] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 100.604431][ T9607] RBP: 00000000004be808 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 100.612390][ T9607] R10: 00000000200001c0 R11: 0000000000000246 R12: 0000000000000001 [ 100.620341][ T9607] R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000 [ 100.629784][ T9607] Kernel Offset: disabled [ 100.634157][ T9607] Rebooting in 86400 seconds..