------------[ cut here ]------------ WARNING: CPU: 1 PID: 26375 at include/net/sock.h:666 sk_del_node_init include/net/sock.h:666 [inline] WARNING: CPU: 1 PID: 26375 at include/net/sock.h:666 smc_unhash_sk.cold+0x11/0x18 net/smc/af_smc.c:96 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 26375 Comm: syz-executor.3 Not tainted 5.3.0-rc5+ #175 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2dc/0x755 kernel/panic.c:219 __warn.cold+0x20/0x4c kernel/panic.c:576 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:sk_del_node_init include/net/sock.h:666 [inline] RIP: 0010:smc_unhash_sk.cold+0x11/0x18 net/smc/af_smc.c:96 Code: 89 ff e8 9f 65 a6 fa e9 d7 f8 ff ff 4c 89 ff e8 92 65 a6 fa e9 57 fa ff ff e8 78 55 6c fa 48 c7 c7 60 38 42 88 e8 40 f6 55 fa <0f> 0b e9 ad 43 ff ff e8 60 55 6c fa 48 c7 c7 60 38 42 88 e8 28 f6 RSP: 0018:ffff88806285fd00 EFLAGS: 00010282 RAX: 0000000000000024 RBX: ffff888067222280 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff815c2456 RDI: ffffed100c50bf92 RBP: ffff88806285fd30 R08: 0000000000000024 R09: ffffed1015d260d1 R10: ffffed1015d260d0 R11: ffff8880ae930687 R12: ffff888067222300 R13: ffffffff8999df40 R14: ffff8880672222a8 R15: 0000000000000001 __smc_release+0x202/0x450 net/smc/af_smc.c:146 smc_release+0x10c/0x380 net/smc/af_smc.c:185 __sock_release+0xce/0x280 net/socket.c:590 sock_close+0x1e/0x30 net/socket.c:1268 __fput+0x2ff/0x890 fs/file_table.c:280 ____fput+0x16/0x20 fs/file_table.c:313 task_work_run+0x145/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x316/0x380 arch/x86/entry/common.c:163 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] syscall_return_slowpath arch/x86/entry/common.c:274 [inline] do_syscall_64+0x5a9/0x6a0 arch/x86/entry/common.c:299 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x413561 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffd75140600 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000413561 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 0000000000000001 R08: 0000000025038832 R09: 0000000025038836 R10: 00007ffd751406e0 R11: 0000000000000293 R12: 000000000075bf20 R13: 000000000011faac R14: 0000000000760f28 R15: ffffffffffffffff Kernel Offset: disabled Rebooting in 86400 seconds..