[ 52.160860][ T26] audit: type=1800 audit(1573198951.008:30): pid=7925 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.225' (ECDSA) to the list of known hosts. 2019/11/08 07:42:40 fuzzer started 2019/11/08 07:42:41 dialing manager at 10.128.0.105:41185 2019/11/08 07:42:41 syscalls: 2553 2019/11/08 07:42:41 code coverage: enabled 2019/11/08 07:42:41 comparison tracing: enabled 2019/11/08 07:42:41 extra coverage: extra coverage is not supported by the kernel 2019/11/08 07:42:41 setuid sandbox: enabled 2019/11/08 07:42:41 namespace sandbox: enabled 2019/11/08 07:42:41 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/08 07:42:41 fault injection: enabled 2019/11/08 07:42:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/08 07:42:41 net packet injection: enabled 2019/11/08 07:42:41 net device setup: enabled 2019/11/08 07:42:41 concurrency sanitizer: enabled 2019/11/08 07:42:41 devlink PCI setup: PCI device 0000:00:10.0 is not available syzkaller login: [ 67.107536][ T8090] KCSAN: could not find function: 'may_open' 2019/11/08 07:42:46 adding functions to KCSAN blacklist: '__hrtimer_run_queues' 'common_perm_cond' 'pid_update_inode' 'tick_sched_do_timer' 'do_nanosleep' 'process_srcu' 'find_next_bit' 'pipe_poll' 'echo_char' 'pcpu_alloc' 'generic_permission' 'tomoyo_supervisor' 'tcp_add_backlog' 'ep_poll' 'tick_do_update_jiffies64' 'ima_file_free' 'rcu_gp_fqs_check_wake' 'vm_area_dup' 'rcu_gp_fqs_loop' 'dd_has_work' '__ext4_new_inode' 'mod_timer' 'ktime_get_real_seconds' 'generic_write_end' 'do_dentry_open' 'ext4_free_inode' 'blk_mq_dispatch_rq_list' 'run_timer_softirq' 'may_open' 'find_get_pages_range_tag' 'taskstats_exit' 'ext4_nonda_switch' 'xas_clear_mark' 'ext4_has_free_clusters' 07:43:03 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, 0x0, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x8937, 0x0) rmdir(&(0x7f0000000240)='./file0\x00') sched_setattr(0x0, 0x0, 0x0) ioctl$VT_GETSTATE(0xffffffffffffffff, 0x5603, 0x0) clone(0x42102100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(0x0, 0x0, &(0x7f00000001c0)='nfs\x00\xef\xf1a\x17\x12\x9e\xd0Y\x8a\xa8\xd4', 0x0, &(0x7f0000000000)) 07:43:03 executing program 1: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, 0x0, 0x0) [ 84.850551][ T8093] IPVS: ftp: loaded support on port[0] = 21 [ 84.940095][ T8093] chnl_net:caif_netlink_parms(): no params data found [ 85.006407][ T8093] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.013742][ T8093] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.021623][ T8093] device bridge_slave_0 entered promiscuous mode [ 85.030914][ T8093] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.039325][ T8093] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.048140][ T8093] device bridge_slave_1 entered promiscuous mode [ 85.066266][ T8096] IPVS: ftp: loaded support on port[0] = 21 [ 85.068943][ T8093] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.083914][ T8093] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.108149][ T8093] team0: Port device team_slave_0 added [ 85.116384][ T8093] team0: Port device team_slave_1 added 07:43:04 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x35, &(0x7f0000000040)={0x1, &(0x7f0000000440)=[{}]}, 0x10) [ 85.234547][ T8093] device hsr_slave_0 entered promiscuous mode [ 85.272357][ T8093] device hsr_slave_1 entered promiscuous mode [ 85.415988][ T8093] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.423107][ T8093] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.430395][ T8093] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.437528][ T8093] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.518394][ T8099] IPVS: ftp: loaded support on port[0] = 21 [ 85.557963][ T8096] chnl_net:caif_netlink_parms(): no params data found [ 85.693663][ T8093] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.723727][ T8096] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.730797][ T8096] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.762916][ T8096] device bridge_slave_0 entered promiscuous mode [ 85.799757][ T8093] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.845591][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.855476][ T8110] bridge0: port 1(bridge_slave_0) entered disabled state 07:43:04 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="11dca50d5e0bcfe47bf070") preadv(0xffffffffffffffff, &(0x7f0000001280)=[{&(0x7f00000000c0)=""/4096, 0x1000}], 0x1, 0x0) r1 = socket$inet6(0xa, 0x80003, 0xf3) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f00000010c0)=0x5, 0x4) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast2, 0x20000000000005}, 0x1c) sendmmsg(r1, &(0x7f0000001300)=[{{0x0, 0x0, &(0x7f0000001180), 0x10a, &(0x7f00000011c0)}}], 0x4000000000000ce, 0x0) [ 85.893704][ T8110] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.921660][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 85.993956][ T8096] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.001058][ T8096] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.022175][ T8096] device bridge_slave_1 entered promiscuous mode [ 86.089130][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.132527][ T8110] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.139621][ T8110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.182684][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.191250][ T8110] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.198427][ T8110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.263960][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.375775][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.414683][ T8096] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.427320][ T8099] chnl_net:caif_netlink_parms(): no params data found [ 86.440163][ T8128] IPVS: ftp: loaded support on port[0] = 21 [ 86.486147][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.523124][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.565369][ T8096] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.622535][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.652506][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.703589][ T8096] team0: Port device team_slave_0 added [ 86.711852][ T8093] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 86.743026][ T8093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.773023][ T8126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.794364][ T8126] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.823796][ T8096] team0: Port device team_slave_1 added [ 86.854371][ T8099] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.861711][ T8099] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.912825][ T8099] device bridge_slave_0 entered promiscuous mode [ 86.943034][ T8099] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.950106][ T8099] bridge0: port 2(bridge_slave_1) entered disabled state 07:43:05 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = memfd_create(&(0x7f0000000140)='+\x8b\x8a\x16\x11O\xdd\xdfk(F\x99\xdf\x92\xd5>oJ\x02u\x9b\x94a\xac', 0x3) write$binfmt_misc(r1, &(0x7f0000000240)=ANY=[@ANYBLOB='m'], 0x1) sendfile(r0, r1, &(0x7f0000000000), 0xffff) fcntl$addseals(r1, 0x409, 0x8) pwrite64(r1, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) dup3(r0, r1, 0x0) [ 86.993292][ T8099] device bridge_slave_1 entered promiscuous mode [ 87.018046][ T8093] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.117057][ T8096] device hsr_slave_0 entered promiscuous mode [ 87.182337][ T8096] device hsr_slave_1 entered promiscuous mode [ 87.222052][ T8096] debugfs: Directory 'hsr0' with parent '/' already present! [ 87.235756][ T8126] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 87.247039][ T8126] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 87.341032][ T8099] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.393980][ T8099] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.485681][ T8143] IPVS: ftp: loaded support on port[0] = 21 [ 87.523218][ T8099] team0: Port device team_slave_0 added [ 87.555802][ T8099] team0: Port device team_slave_1 added [ 87.585986][ T8128] chnl_net:caif_netlink_parms(): no params data found [ 87.779601][ T8096] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.842391][ T8099] device hsr_slave_0 entered promiscuous mode [ 87.858230][ T8173] IPVS: ftp: loaded support on port[0] = 21 [ 87.933320][ T8099] device hsr_slave_1 entered promiscuous mode [ 88.012070][ T8099] debugfs: Directory 'hsr0' with parent '/' already present! 07:43:06 executing program 5: r0 = openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/attr/current\x00', 0x2, 0x0) pwritev(r0, &(0x7f0000000100)=[{&(0x7f0000000040)="fd", 0x1}], 0x1, 0x986) [ 88.070042][ T8128] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.089737][ T8128] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.121395][ T8128] device bridge_slave_0 entered promiscuous mode [ 88.177414][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.178045][ T8173] IPVS: ftp: loaded support on port[0] = 21 [ 88.205684][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.247181][ T8096] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.297502][ T8128] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.309520][ T8128] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.351797][ T8128] device bridge_slave_1 entered promiscuous mode [ 89.078725][ T8186] IPVS: ftp: loaded support on port[0] = 21 [ 89.110332][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 89.125038][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.165067][ T8180] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.172202][ T8180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.207318][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.240542][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.288065][ T8180] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.295205][ T8180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.357130][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 89.401038][ T8096] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 89.467094][ T8096] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.535973][ T8128] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.587386][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 89.635692][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 89.654551][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 89.711181][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.758869][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 89.795813][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.837956][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 89.879857][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.922719][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 89.963923][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 90.064959][ T8128] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.097345][ T8143] chnl_net:caif_netlink_parms(): no params data found [ 90.154719][ T8096] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.175748][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 90.190111][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 90.225826][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 90.260363][ T8130] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 90.363043][ T8099] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.425203][ T8128] team0: Port device team_slave_0 added [ 90.468846][ T8128] team0: Port device team_slave_1 added [ 90.492573][ T8099] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.511436][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready 07:43:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, 0x0, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x8937, 0x0) rmdir(&(0x7f0000000240)='./file0\x00') sched_setattr(0x0, 0x0, 0x0) ioctl$VT_GETSTATE(0xffffffffffffffff, 0x5603, 0x0) clone(0x42102100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(0x0, 0x0, &(0x7f00000001c0)='nfs\x00\xef\xf1a\x17\x12\x9e\xd0Y\x8a\xa8\xd4', 0x0, &(0x7f0000000000)) [ 90.542879][ T8110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.612531][ T8143] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.619726][ T8143] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.662758][ T8143] device bridge_slave_0 entered promiscuous mode [ 90.700535][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 90.723026][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 90.731539][ T8124] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.738630][ T8124] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.787462][ T8221] IPVS: ftp: loaded support on port[0] = 21 [ 90.838756][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 90.884192][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 90.918768][ T8124] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.925892][ T8124] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.978617][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.016024][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.054530][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.105385][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.134772][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.151287][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.190602][ T8143] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.204341][ T8143] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.232047][ T8143] device bridge_slave_1 entered promiscuous mode [ 91.280879][ T8124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.326901][ T8190] ================================================================== [ 91.335060][ T8190] BUG: KCSAN: data-race in pipe_wait / put_pipe_info [ 91.341725][ T8190] [ 91.344056][ T8190] read to 0xffff88810d67334c of 4 bytes by task 8191 on cpu 1: [ 91.351606][ T8190] pipe_wait+0xd7/0x140 [ 91.355769][ T8190] pipe_read+0x3b1/0x5e0 [ 91.360011][ T8190] new_sync_read+0x389/0x4f0 [ 91.364612][ T8190] __vfs_read+0xb1/0xc0 [ 91.368771][ T8190] vfs_read+0x143/0x2c0 [ 91.372918][ T8190] ksys_read+0xd5/0x1b0 [ 91.377070][ T8190] __x64_sys_read+0x4c/0x60 [ 91.381569][ T8190] do_syscall_64+0xcc/0x370 [ 91.386067][ T8190] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 91.391946][ T8190] [ 91.394422][ T8190] write to 0xffff88810d67334c of 4 bytes by task 8190 on cpu 0: [ 91.402062][ T8190] put_pipe_info+0x4d/0xb0 [ 91.406485][ T8190] pipe_release+0x152/0x1b0 [ 91.410991][ T8190] __fput+0x1e1/0x520 [ 91.414977][ T8190] ____fput+0x1f/0x30 [ 91.418958][ T8190] task_work_run+0xf6/0x130 [ 91.423478][ T8190] exit_to_usermode_loop+0x2b4/0x2c0 [ 91.428764][ T8190] do_syscall_64+0x353/0x370 [ 91.433356][ T8190] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 91.439230][ T8190] [ 91.441544][ T8190] Reported by Kernel Concurrency Sanitizer on: [ 91.447704][ T8190] CPU: 0 PID: 8190 Comm: ps Not tainted 5.4.0-rc6+ #0 [ 91.454454][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.464508][ T8190] ================================================================== [ 91.472566][ T8190] Kernel panic - not syncing: panic_on_warn set ... [ 91.479150][ T8190] CPU: 0 PID: 8190 Comm: ps Not tainted 5.4.0-rc6+ #0 [ 91.485895][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.495939][ T8190] Call Trace: [ 91.499231][ T8190] dump_stack+0xf5/0x159 [ 91.503470][ T8190] panic+0x210/0x640 [ 91.507384][ T8190] ? vprintk_func+0x8d/0x140 [ 91.511979][ T8190] kcsan_report.cold+0xc/0xe [ 91.516568][ T8190] kcsan_setup_watchpoint+0x3fe/0x410 [ 91.521937][ T8190] ? _raw_spin_unlock_irqrestore+0x70/0x80 [ 91.527763][ T8190] __tsan_unaligned_write4+0x143/0x1f0 [ 91.533220][ T8190] put_pipe_info+0x4d/0xb0 [ 91.537636][ T8190] pipe_release+0x152/0x1b0 [ 91.542135][ T8190] __fput+0x1e1/0x520 [ 91.546128][ T8190] ? put_pipe_info+0xb0/0xb0 [ 91.550716][ T8190] ____fput+0x1f/0x30 [ 91.554695][ T8190] task_work_run+0xf6/0x130 [ 91.559215][ T8190] exit_to_usermode_loop+0x2b4/0x2c0 [ 91.565667][ T8190] do_syscall_64+0x353/0x370 [ 91.570274][ T8190] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 91.576159][ T8190] RIP: 0033:0x7f01f21362b0 [ 91.580595][ T8190] Code: 40 75 0b 31 c0 48 83 c4 08 e9 0c ff ff ff 48 8d 3d c5 32 08 00 e8 c0 07 02 00 83 3d 45 a3 2b 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ce 8a 01 00 48 89 04 24 [ 91.600206][ T8190] RSP: 002b:00007fffb3c4ff38 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 91.608628][ T8190] RAX: 0000000000000000 RBX: 00007f01f23eb7a0 RCX: 00007f01f21362b0 [ 91.616606][ T8190] RDX: 00007f01f23ecdf0 RSI: 0000000000000001 RDI: 0000000000000001 [ 91.624572][ T8190] RBP: 0000000000000000 R08: 00007f01f282f700 R09: 00007f01f282f700 [ 91.632535][ T8190] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 91.640512][ T8190] R13: 0000000000000001 R14: 000000000125a160 R15: 0000000000000000 [ 91.649810][ T8190] Kernel Offset: disabled [ 91.654150][ T8190] Rebooting in 86400 seconds..