Warning: Permanently added '10.128.0.186' (ECDSA) to the list of known hosts. syzkaller login: [ 510.175291][ T6815] IPVS: ftp: loaded support on port[0] = 21 [ 510.254611][ T6815] chnl_net:caif_netlink_parms(): no params data found [ 510.306533][ T6815] bridge0: port 1(bridge_slave_0) entered blocking state [ 510.317042][ T6815] bridge0: port 1(bridge_slave_0) entered disabled state [ 510.327018][ T6815] device bridge_slave_0 entered promiscuous mode [ 510.337407][ T6815] bridge0: port 2(bridge_slave_1) entered blocking state [ 510.347109][ T6815] bridge0: port 2(bridge_slave_1) entered disabled state [ 510.357296][ T6815] device bridge_slave_1 entered promiscuous mode [ 510.379770][ T6815] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 510.392436][ T6815] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 510.417013][ T6815] team0: Port device team_slave_0 added [ 510.427263][ T6815] team0: Port device team_slave_1 added [ 510.447068][ T6815] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 510.455889][ T6815] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 510.490117][ T6815] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 510.504876][ T6815] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 510.513345][ T6815] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 510.543312][ T6815] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 510.621680][ T6815] device hsr_slave_0 entered promiscuous mode [ 510.678396][ T6815] device hsr_slave_1 entered promiscuous mode [ 510.810070][ T6815] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 510.861072][ T6815] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 510.910902][ T6815] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 510.970172][ T6815] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 511.053016][ T6815] bridge0: port 2(bridge_slave_1) entered blocking state [ 511.060614][ T6815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 511.068695][ T6815] bridge0: port 1(bridge_slave_0) entered blocking state [ 511.075994][ T6815] bridge0: port 1(bridge_slave_0) entered forwarding state [ 511.119483][ T6815] 8021q: adding VLAN 0 to HW filter on device bond0 [ 511.133746][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 511.146977][ T6944] bridge0: port 1(bridge_slave_0) entered disabled state [ 511.156654][ T6944] bridge0: port 2(bridge_slave_1) entered disabled state [ 511.166115][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 511.180218][ T6815] 8021q: adding VLAN 0 to HW filter on device team0 [ 511.192610][ T6875] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 511.202556][ T6875] bridge0: port 1(bridge_slave_0) entered blocking state [ 511.210153][ T6875] bridge0: port 1(bridge_slave_0) entered forwarding state [ 511.231332][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 511.241556][ T7026] bridge0: port 2(bridge_slave_1) entered blocking state [ 511.249802][ T7026] bridge0: port 2(bridge_slave_1) entered forwarding state [ 511.262571][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 511.278519][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 511.287531][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 511.296392][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 511.307966][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 511.316564][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 511.327383][ T6815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 511.354678][ T6815] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 511.363667][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 511.372517][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 511.392350][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 511.403162][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 511.422340][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 511.431905][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 511.443976][ T6815] device veth0_vlan entered promiscuous mode [ 511.452458][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 511.461545][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 511.474819][ T6815] device veth1_vlan entered promiscuous mode [ 511.494938][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 511.503364][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 511.512230][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 511.521640][ T7026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 511.534142][ T6815] device veth0_macvtap entered promiscuous mode [ 511.544124][ T6815] device veth1_macvtap entered promiscuous mode [ 511.561636][ T6815] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 511.569772][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 511.579472][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 511.587429][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 511.597556][ T6944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 511.611245][ T6815] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 511.619803][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 511.628801][ T7024] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 616.817941][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 616.825056][ C0] rcu: 1-...0: (0 ticks this GP) idle=f06/1/0x4000000000000000 softirq=9334/9334 fqs=5250 [ 616.835352][ C0] (detected by 0, t=10502 jiffies, g=6253, q=367) [ 616.841856][ C0] Sending NMI from CPU 0 to CPUs 1: [ 616.848232][ C0] NMI backtrace for cpu 1 [ 616.848237][ C0] CPU: 1 PID: 6815 Comm: syz-executor784 Not tainted 5.8.0-syzkaller #0 [ 616.848241][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.848245][ C0] RIP: 0010:trace_hrtimer_cancel+0x257/0x2b0 [ 616.848253][ C0] Code: 0f 00 eb 24 e8 6a 53 0f 00 c6 05 3d c5 23 08 01 48 c7 c7 be 63 09 89 be 27 01 00 00 48 c7 c2 af d1 06 89 e8 6b bc f4 ff 31 f6 <65> ff 0d 9e 79 9c 7e 0f 94 c3 40 0f 94 c6 31 ff e8 04 56 0f 00 84 [ 616.848256][ C0] RSP: 0018:ffffc90000da8d98 EFLAGS: 00000046 [ 616.848263][ C0] RAX: ffffffff8165843f RBX: 0000000000000001 RCX: ffff88809f49a280 [ 616.848267][ C0] RDX: 0000000080010003 RSI: 0000000000000000 RDI: 0000000000000000 [ 616.848271][ C0] RBP: 1bc16d674ec9cd83 R08: ffffffff81658436 R09: fffffbfff131b08e [ 616.848274][ C0] R10: fffffbfff131b08e R11: 0000000000000000 R12: ffff8880a6638b40 [ 616.848278][ C0] R13: ffff8880ae9276d0 R14: ffff8880a6638b40 R15: ffff8880ae9276c0 [ 616.848282][ C0] FS: 0000000001cdf880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 616.848286][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 616.848290][ C0] CR2: 0000000020000610 CR3: 00000000a7c6c000 CR4: 00000000001506e0 [ 616.848294][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 616.848298][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 616.848300][ C0] Call Trace: [ 616.848302][ C0] [ 616.848305][ C0] __hrtimer_run_queues+0x291/0x930 [ 616.848308][ C0] hrtimer_interrupt+0x373/0xd60 [ 616.848311][ C0] ? sched_clock_cpu+0x18/0x3b0 [ 616.848314][ C0] __sysvec_apic_timer_interrupt+0xf0/0x260 [ 616.848317][ C0] asm_call_on_stack+0xf/0x20 [ 616.848320][ C0] [ 616.848323][ C0] sysvec_apic_timer_interrupt+0x94/0xf0 [ 616.848326][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 616.848329][ C0] RIP: 0010:on_each_cpu+0x187/0x1f0 [ 616.848337][ C0] Code: c1 e8 03 42 80 3c 20 00 74 0c 48 c7 c7 b8 d5 4b 89 e8 7d 25 4a 00 48 83 3d 1d ef e1 07 00 74 6a e8 0e f1 0a 00 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 4a d2 e6 ff 65 8b 1d 4f 17 98 7e [ 616.848340][ C0] RSP: 0018:ffffc90005377e48 EFLAGS: 00000282 [ 616.848346][ C0] RAX: ffffffff8169e6a2 RBX: 0000000000000282 RCX: ffff88809f49a280 [ 616.848350][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282 [ 616.848354][ C0] RBP: ffffffff8166ef16 R08: ffffffff817a8b50 R09: ffffed1015d24eb1 [ 616.848358][ C0] R10: ffffed1015d24eb1 R11: 0000000000000000 R12: dffffc0000000000 [ 616.848362][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff81650780 [ 616.848365][ C0] ? clock_was_set+0x20/0x20 [ 616.848368][ C0] ? __x64_sys_clock_settime+0x196/0x1c0 [ 616.848371][ C0] ? trace_hardirqs_on+0x30/0x80 [ 616.848374][ C0] ? on_each_cpu+0x182/0x1f0 [ 616.848377][ C0] clock_was_set+0x18/0x20 [ 616.848380][ C0] do_settimeofday64+0x487/0x5c0 [ 616.848383][ C0] ? __x64_sys_clock_settime+0x196/0x1c0 [ 616.848386][ C0] __x64_sys_clock_settime+0x196/0x1c0 [ 616.848389][ C0] do_syscall_64+0x31/0x70 [ 616.848392][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 616.848395][ C0] RIP: 0033:0x443859 [ 616.848402][ C0] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 0f fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 616.848404][ C0] RSP: 002b:00007ffcc02dad58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e3 [ 616.848411][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443859 [ 616.848415][ C0] RDX: 0000000000443859 RSI: 0000000020000400 RDI: 0000000000000000 [ 616.848419][ C0] RBP: 00007ffcc02dad60 R08: 0000000001bbbbbb R09: 0000000001bbbbbb [ 616.848423][ C0] R10: 0000000001bbbbbb R11: 0000000000000246 R12: 00007ffcc02dad70 [ 616.848427][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000