Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. syzkaller login: [ 88.127123][T10535] IPVS: ftp: loaded support on port[0] = 21 [ 88.178205][T10535] chnl_net:caif_netlink_parms(): no params data found [ 88.201341][T10535] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.209004][T10535] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.216626][T10535] device bridge_slave_0 entered promiscuous mode [ 88.224323][T10535] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.231397][T10535] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.239167][T10535] device bridge_slave_1 entered promiscuous mode [ 88.254095][T10535] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.264459][T10535] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.280364][T10535] team0: Port device team_slave_0 added [ 88.287434][T10535] team0: Port device team_slave_1 added [ 88.343559][T10535] device hsr_slave_0 entered promiscuous mode [ 88.381970][T10535] device hsr_slave_1 entered promiscuous mode [ 88.427611][T10535] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.434732][T10535] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.442142][T10535] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.449190][T10535] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.475275][T10535] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.486611][ T3013] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.495231][ T3013] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.502981][ T3013] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.510568][ T3013] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 88.520870][T10535] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.530516][ T3518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.539649][ T3518] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.551918][ T3518] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.562156][ T3013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.570483][ T3013] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.577593][ T3013] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.593627][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.602813][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.613661][T10537] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.627275][T10535] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.638612][T10535] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.649993][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.658417][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.667058][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 88.681011][T10535] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 108.701617][T10841] kasan: CONFIG_KASAN_INLINE enabled [ 108.707062][T10841] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 108.715611][T10841] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 108.722570][T10841] CPU: 1 PID: 10841 Comm: syz-executor828 Not tainted 5.3.0-rc3+ #129 [ 108.730865][T10841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.740914][T10841] RIP: 0010:packet_lookup_frame+0x8d/0x270 [ 108.746741][T10841] Code: c1 ee 03 f7 73 0c 80 3c 0e 00 0f 85 cb 01 00 00 48 8b 0b 89 c0 4c 8d 24 c1 48 b8 00 00 00 00 00 fc ff df 4c 89 e1 48 c1 e9 03 <80> 3c 01 00 0f 85 94 01 00 00 48 8d 7b 10 4d 8b 3c 24 48 b8 00 00 [ 108.766445][T10841] RSP: 0018:ffff8880a43f77b8 EFLAGS: 00010246 [ 108.772492][T10841] RAX: dffffc0000000000 RBX: ffff8880a0ac8570 RCX: 0000000000000000 [ 108.780445][T10841] RDX: 0000000000000000 RSI: 1ffff110141590ae RDI: ffff8880a0ac857c [ 108.788409][T10841] RBP: ffff8880a43f77e8 R08: ffff88808c18a1c0 R09: fffffbfff134b0b0 [ 108.796502][T10841] R10: fffffbfff134b0af R11: ffffffff89a5857f R12: 0000000000000000 [ 108.804488][T10841] R13: 0000000000000001 R14: ffff8880a0ac8000 R15: 0000000000000000 [ 108.812450][T10841] FS: 00007f3bd63a7700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 108.821562][T10841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 108.828130][T10841] CR2: 0000000020000040 CR3: 000000008c5fc000 CR4: 00000000001406e0 [ 108.836166][T10841] Call Trace: [ 108.839453][T10841] packet_sendmsg+0x590/0x6260 [ 108.844243][T10841] ? __might_fault+0x12b/0x1e0 [ 108.849007][T10841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 108.855347][T10841] ? rw_copy_check_uvector+0x2ce/0x390 [ 108.860799][T10841] ? iov_iter_init+0xee/0x210 [ 108.865462][T10841] ? ___might_sleep+0x163/0x280 [ 108.870343][T10841] ? __might_sleep+0x95/0x190 [ 108.875019][T10841] ? packet_notifier+0x880/0x880 [ 108.880033][T10841] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 108.885570][T10841] ? apparmor_socket_sendmsg+0x2a/0x30 [ 108.891014][T10841] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.897241][T10841] ? security_socket_sendmsg+0x8d/0xc0 [ 108.902693][T10841] ? packet_notifier+0x880/0x880 [ 108.907625][T10841] sock_sendmsg+0xd7/0x130 [ 108.912023][T10841] ___sys_sendmsg+0x3e2/0x920 [ 108.916680][T10841] ? copy_msghdr_from_user+0x440/0x440 [ 108.922319][T10841] ? lock_downgrade+0x920/0x920 [ 108.927176][T10841] ? __fget+0xa3/0x560 [ 108.931252][T10841] ? futex_wake+0x179/0x4d0 [ 108.936070][T10841] ? __fget+0x384/0x560 [ 108.940230][T10841] ? __might_fault+0x12b/0x1e0 [ 108.944982][T10841] ? __kasan_check_read+0x11/0x20 [ 108.950096][T10841] ? ksys_dup3+0x3e0/0x3e0 [ 108.954545][T10841] ? lock_downgrade+0x920/0x920 [ 108.959388][T10841] ? __might_fault+0xfb/0x1e0 [ 108.964055][T10841] ? ___might_sleep+0x163/0x280 [ 108.968891][T10841] __sys_sendmmsg+0x1bf/0x4d0 [ 108.973561][T10841] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 108.978573][T10841] ? packet_do_bind+0x479/0xc50 [ 108.983599][T10841] ? __sys_bind+0x15a/0x290 [ 108.988084][T10841] ? __ia32_sys_socketpair+0xf0/0xf0 [ 108.993363][T10841] ? __x64_sys_futex+0x404/0x590 [ 108.998286][T10841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.004632][T10841] ? __kasan_check_write+0x14/0x20 [ 109.009838][T10841] ? switch_fpu_return+0x1fa/0x4f0 [ 109.015064][T10841] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 109.021252][T10841] __x64_sys_sendmmsg+0x9d/0x100 [ 109.026176][T10841] do_syscall_64+0xfd/0x6a0 [ 109.030767][T10841] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.036672][T10841] RIP: 0033:0x4498d9 [ 109.040548][T10841] Code: e8 bc 15 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 cb 05 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.060136][T10841] RSP: 002b:00007f3bd63a6ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 109.068535][T10841] RAX: ffffffffffffffda RBX: 00000000006e5a18 RCX: 00000000004498d9 [ 109.076600][T10841] RDX: 0400000000000328 RSI: 0000000020008a80 RDI: 0000000000000003 [ 109.084655][T10841] RBP: 00000000006e5a10 R08: 0000000000000000 R09: 0000000000000000 [ 109.092660][T10841] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e5a1c [ 109.100619][T10841] R13: 00007ffcb93b8eef R14: 00007f3bd63a79c0 R15: 20c49ba5e353f7cf [ 109.108602][T10841] Modules linked in: [ 109.114212][T10841] ---[ end trace 30699a21a6bb111d ]--- [ 109.119691][T10841] RIP: 0010:packet_lookup_frame+0x8d/0x270 [ 109.125535][T10841] Code: c1 ee 03 f7 73 0c 80 3c 0e 00 0f 85 cb 01 00 00 48 8b 0b 89 c0 4c 8d 24 c1 48 b8 00 00 00 00 00 fc ff df 4c 89 e1 48 c1 e9 03 <80> 3c 01 00 0f 85 94 01 00 00 48 8d 7b 10 4d 8b 3c 24 48 b8 00 00 [ 109.145352][T10841] RSP: 0018:ffff8880a43f77b8 EFLAGS: 00010246 [ 109.151421][T10841] RAX: dffffc0000000000 RBX: ffff8880a0ac8570 RCX: 0000000000000000 [ 109.159460][T10841] RDX: 0000000000000000 RSI: 1ffff110141590ae RDI: ffff8880a0ac857c [ 109.167513][T10841] RBP: ffff8880a43f77e8 R08: ffff88808c18a1c0 R09: fffffbfff134b0b0 [ 109.175512][T10841] R10: fffffbfff134b0af R11: ffffffff89a5857f R12: 0000000000000000 [ 109.183520][T10841] R13: 0000000000000001 R14: ffff8880a0ac8000 R15: 0000000000000000 [ 109.191489][T10841] FS: 00007f3bd63a7700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 109.200468][T10841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 109.207083][T10841] CR2: 0000000020000040 CR3: 000000008c5fc000 CR4: 00000000001406e0 [ 109.215092][T10841] Kernel panic - not syncing: Fatal exception [ 109.222382][T10841] Kernel Offset: disabled [ 109.226708][T10841] Rebooting in 86400 seconds..