bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 20937 at net/core/dev.c:10858 unregister_netdevice_many_notify+0x1473/0x19e0 net/core/dev.c:10858 Modules linked in: CPU: 0 PID: 20937 Comm: syz-executor.0 Not tainted 6.2.0-rc8-syzkaller-00098-gec35307e18ba #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 RIP: 0010:unregister_netdevice_many_notify+0x1473/0x19e0 net/core/dev.c:10858 Code: 0b e9 8a f0 ff ff e8 ac 71 b2 f9 be 04 00 00 00 4c 89 f7 e8 6f 80 3e fc e9 c9 fa ff ff 48 89 dd e9 77 f8 ff ff e8 8d 71 b2 f9 <0f> 0b e9 77 f9 ff ff e8 81 71 b2 f9 0f b6 1d a9 e1 91 06 31 ff 89 RSP: 0000:ffffc90004ad71a0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88802c4500b0 RCX: ffffc900042c2000 RDX: 0000000000040000 RSI: ffffffff87ce9783 RDI: 0000000000000005 RBP: ffff88802ac5e600 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88802ac5e600 R14: ffff88802c450000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0063) knlGS:00000000f7ff2b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000020425000 CR3: 0000000049ecd000 CR4: 00000000003506e0 Call Trace: rtnl_delete_link net/core/rtnetlink.c:3162 [inline] rtnl_dellink+0x38a/0xa90 net/core/rtnetlink.c:3214 rtnetlink_rcv_msg+0x43e/0xca0 net/core/rtnetlink.c:6141 netlink_rcv_skb+0x165/0x440 net/netlink/af_netlink.c:2574 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1942 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xd3/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2479 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2533 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2562 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 entry_SYSENTER_compat_after_hwframe+0x70/0x82 RIP: 0023:0xf7ff7549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f7ff25cc EFLAGS: 00000296 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000100 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 03 74 c0 01 add 0x1(%rax,%rax,8),%esi 4: 10 05 03 74 b8 01 adc %al,0x1b87403(%rip) # 0x1b8740d a: 10 06 adc %al,(%rsi) c: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 10: 10 07 adc %al,(%rdi) 12: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi 16: 10 08 adc %cl,(%rax) 18: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1c: 00 00 add %al,(%rax) 1e: 00 00 add %al,(%rax) 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 retq 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 39: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi