list_del corruption, ffff88805fc1fc90->next is LIST_POISON1 (dead000000000100) list_del corruption, ffff88806426fc90->next is LIST_POISON1 (dead000000000100) ------------[ cut here ]------------ ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:45! kernel BUG at lib/list_debug.c:45! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 24242 Comm: syz-executor.5 Not tainted 4.19.34 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__list_del_entry_valid.cold+0x23/0x4f lib/list_debug.c:45 Code: e8 b5 de 30 fe 0f 0b 4c 89 f6 48 c7 c7 40 a2 81 87 e8 a4 de 30 fe 0f 0b 4c 89 ea 4c 89 f6 48 c7 c7 80 a1 81 87 e8 90 de 30 fe <0f> 0b 4c 89 e2 4c 89 f6 48 c7 c7 e0 a1 81 87 e8 7c de 30 fe 0f 0b RSP: 0018:ffff88806426fb68 EFLAGS: 00010086 RAX: 000000000000004e RBX: ffff88806426fc78 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8155d206 RDI: ffffed100c84df5f RBP: ffff88806426fb80 R08: 000000000000004e R09: ffffed1015d24fe9 R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: dead000000000200 R13: dead000000000100 R14: ffff88806426fc90 R15: ffff88806426fc98 FS: 00007f6b20b32700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6b20aefdb8 CR3: 00000000a90b8000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry include/linux/list.h:117 [inline] list_del include/linux/list.h:125 [inline] __remove_wait_queue include/linux/wait.h:184 [inline] remove_wait_queue+0x2f/0x190 kernel/sched/wait.c:44 __tipc_shutdown+0x26e/0xae0 net/tipc/socket.c:509 tipc_release+0x70/0x1010 net/tipc/socket.c:574 __sock_release+0xd3/0x2b0 net/socket.c:579 sock_close+0x1b/0x30 net/socket.c:1140 __fput+0x2df/0x8b0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x14a/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x52d/0x610 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4582f9 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f6b20b31c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00000000004582f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6b20b326d4 R13: 00000000004f5a92 R14: 00000000004cf118 R15: 00000000ffffffff Modules linked in: ---[ end trace 94324203ba2b00e1 ]--- invalid opcode: 0000 [#2] PREEMPT SMP KASAN CPU: 0 PID: 24247 Comm: syz-executor.5 Tainted: G D 4.19.34 #2 RIP: 0010:__list_del_entry_valid.cold+0x23/0x4f lib/list_debug.c:45 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__list_del_entry_valid.cold+0x23/0x4f lib/list_debug.c:45 Code: e8 b5 de 30 fe 0f 0b 4c 89 f6 48 c7 c7 40 a2 81 87 e8 a4 de 30 fe 0f 0b 4c 89 ea 4c 89 f6 48 c7 c7 80 a1 81 87 e8 90 de 30 fe <0f> 0b 4c 89 e2 4c 89 f6 48 c7 c7 e0 a1 81 87 e8 7c de 30 fe 0f 0b Code: e8 b5 de 30 fe 0f 0b 4c 89 f6 48 c7 c7 40 a2 81 87 e8 a4 de 30 fe 0f 0b 4c 89 ea 4c 89 f6 48 c7 c7 80 a1 81 87 e8 90 de 30 fe <0f> 0b 4c 89 e2 4c 89 f6 48 c7 c7 e0 a1 81 87 e8 7c de 30 fe 0f 0b RSP: 0018:ffff88806426fb68 EFLAGS: 00010086 RSP: 0018:ffff88805fc1fb68 EFLAGS: 00010086 RAX: 000000000000004e RBX: ffff88806426fc78 RCX: 0000000000000000 RAX: 000000000000004e RBX: ffff88805fc1fc78 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8155d206 RDI: ffffed100c84df5f RDX: 0000000000000000 RSI: ffffffff8155d206 RDI: ffffed100bf83f5f RBP: ffff88806426fb80 R08: 000000000000004e R09: ffffed1015d24fe9 RBP: ffff88805fc1fb80 R08: 000000000000004e R09: ffffed1015d04fe9 R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: dead000000000200 R10: ffffed1015d04fe8 R11: ffff8880ae827f47 R12: dead000000000200 R13: dead000000000100 R14: ffff88806426fc90 R15: ffff88806426fc98 R13: dead000000000100 R14: ffff88805fc1fc90 R15: ffff88805fc1fc98 FS: 00007f6b20b32700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 FS: 00007f6b20b11700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6b20aefdb8 CR3: 00000000a90b8000 CR4: 00000000001406e0 CR2: 000000000070b158 CR3: 00000000a90b8000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: