[ 28.828143] audit: type=1800 audit(1538820498.349:26): pid=5786 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 28.847661] audit: type=1800 audit(1538820498.349:27): pid=5786 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 28.883162] audit: type=1800 audit(1538820498.349:28): pid=5786 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 29.427931] audit: type=1800 audit(1538820498.969:29): pid=5786 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. 2018/10/06 10:08:30 parsed 1 programs 2018/10/06 10:08:32 executed programs: 0 syzkaller login: [ 43.101628] IPVS: ftp: loaded support on port[0] = 21 [ 43.101634] IPVS: ftp: loaded support on port[0] = 21 [ 43.123040] IPVS: ftp: loaded support on port[0] = 21 [ 43.128555] IPVS: ftp: loaded support on port[0] = 21 [ 43.131051] IPVS: ftp: loaded support on port[0] = 21 [ 43.142581] IPVS: ftp: loaded support on port[0] = 21 [ 43.779962] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.787209] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.794344] device bridge_slave_0 entered promiscuous mode [ 43.811556] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.823771] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.834092] device bridge_slave_0 entered promiscuous mode [ 43.841709] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.848473] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.855467] device bridge_slave_1 entered promiscuous mode [ 43.863003] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.869797] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.876638] device bridge_slave_0 entered promiscuous mode [ 43.884365] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.890977] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.898101] device bridge_slave_0 entered promiscuous mode [ 43.904353] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.911410] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.918514] device bridge_slave_0 entered promiscuous mode [ 43.925975] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.932319] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.939350] device bridge_slave_1 entered promiscuous mode [ 43.946530] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.959025] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.965350] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.973886] device bridge_slave_1 entered promiscuous mode [ 43.984880] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.991690] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.999071] device bridge_slave_1 entered promiscuous mode [ 44.005320] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.012450] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.019934] device bridge_slave_1 entered promiscuous mode [ 44.027422] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.034588] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.041791] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.048894] device bridge_slave_0 entered promiscuous mode [ 44.056388] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.063678] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.076036] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.084137] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.094189] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.103702] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.112891] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.121135] device bridge_slave_1 entered promiscuous mode [ 44.134100] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.142804] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.158724] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.168600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.221379] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.234939] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.281923] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.295325] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.312102] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.323329] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.333508] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.348334] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.361293] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.372553] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.383106] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.412017] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.457028] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.559194] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.566394] team0: Port device team_slave_0 added [ 44.573024] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.581473] team0: Port device team_slave_0 added [ 44.619941] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.632297] team0: Port device team_slave_1 added [ 44.640195] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.648202] team0: Port device team_slave_0 added [ 44.654885] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.665391] team0: Port device team_slave_0 added [ 44.670851] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.678230] team0: Port device team_slave_1 added [ 44.688818] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.697618] team0: Port device team_slave_1 added [ 44.704973] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.715337] team0: Port device team_slave_0 added [ 44.720684] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.730793] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.740421] team0: Port device team_slave_1 added [ 44.746150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.753863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.765227] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.772471] team0: Port device team_slave_0 added [ 44.778932] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.786401] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.794884] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.807624] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.814676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.824632] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.834071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.841784] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.849196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.856649] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.863919] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.871457] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.878987] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.886343] team0: Port device team_slave_1 added [ 44.895020] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.904787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.914045] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.923130] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.933222] team0: Port device team_slave_1 added [ 44.939779] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.948666] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.957769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.965402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.973448] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.983327] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.991962] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.000678] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.010620] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.017785] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.026468] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.034168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.042321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.050096] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.057680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.065206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.072766] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.080477] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.088616] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.100288] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.112285] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.120778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.131073] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.141066] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.148866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.156602] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.164175] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.172005] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.179394] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.186986] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.197777] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.211676] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.227300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.235003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.265459] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.278282] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.285982] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.301566] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.314475] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.333276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.347077] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.367727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.379196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.392622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.672845] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.679441] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.686066] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.692395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.700841] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.711695] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.718054] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.724615] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.730974] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.738453] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.745651] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.752013] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.758590] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.764908] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.772331] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.783728] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.790106] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.796717] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.803064] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.810787] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.891103] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.897498] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.904074] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.910434] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.918734] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.929759] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.936132] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.942700] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.949063] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.957500] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.626110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.638246] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.657410] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.667057] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.673964] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.680978] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.433536] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.484129] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.500105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.593955] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.606190] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.638307] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.651768] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.678771] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.747465] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.763186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.809397] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.819026] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.825276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.834133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.846141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.856853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.868624] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.878227] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.887710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.902726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.954810] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.961105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.968920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.983535] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.023763] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.047960] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.054066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.065072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.083072] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.093711] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.150704] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.167872] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.176860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.185644] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.237647] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.313117] 8021q: adding VLAN 0 to HW filter on device team0 2018/10/06 10:08:38 executed programs: 6 [ 49.927512] kasan: CONFIG_KASAN_INLINE enabled [ 49.944422] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 49.956544] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 49.962897] CPU: 0 PID: 7764 Comm: syz-executor2 Not tainted 4.19.0-rc6-next-20181005+ #88 [ 49.971274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.980623] RIP: 0010:n_tty_flush_buffer+0x64/0x260 [ 49.985621] Code: 80 3c 02 00 0f 85 d0 01 00 00 49 8b 9c 24 70 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 60 22 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 9c 01 00 00 48 c7 83 60 22 00 00 00 00 00 00 48 [ 50.004503] RSP: 0018:ffff8801cc57f780 EFLAGS: 00010202 [ 50.009854] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 50.017103] RDX: 000000000000044c RSI: 0000000000000000 RDI: 0000000000002260 [ 50.024350] RBP: ffff8801cc57f798 R08: 0000000000000001 R09: 0000000000000000 [ 50.031598] R10: ffffed00398afed8 R11: 0000000000000000 R12: ffff8801c84552c0 [ 50.038855] R13: ffff8801c84554f8 R14: 0000000000000000 R15: ffff8801cc57f7e8 [ 50.046110] FS: 00007f93e295c700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 50.054315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.060178] CR2: 00000000018cdfd0 CR3: 00000001c8459000 CR4: 00000000001406f0 [ 50.067434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.074683] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.081935] Call Trace: [ 50.084517] set_termios+0x390/0x7d0 [ 50.088214] ? n_tty_kick_worker+0x230/0x230 [ 50.092993] ? tty_perform_flush+0x80/0x80 [ 50.097214] ? __do_sys_perf_event_open+0x1ff3/0x2f30 [ 50.102391] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.107933] tty_mode_ioctl+0x813/0xb40 [ 50.111897] ? mark_held_locks+0x130/0x130 [ 50.116115] ? set_termios+0x7d0/0x7d0 [ 50.119991] ? check_same_owner+0x330/0x330 [ 50.124301] n_tty_ioctl_helper+0x54/0x3b0 [ 50.128521] n_tty_ioctl+0x54/0x360 [ 50.132127] ? ldsem_down_read+0x32/0x40 [ 50.136170] ? ldsem_down_read+0x32/0x40 [ 50.140209] tty_ioctl+0x5ad/0x1820 [ 50.143815] ? commit_echoes+0x1c0/0x1c0 [ 50.147861] ? tty_vhangup+0x30/0x30 [ 50.151572] ? __fget+0x4d1/0x740 [ 50.155015] ? ksys_dup3+0x680/0x680 [ 50.158711] ? __might_fault+0x12b/0x1e0 [ 50.163633] ? lock_downgrade+0x900/0x900 [ 50.167763] ? lock_release+0x970/0x970 [ 50.171715] ? check_same_owner+0x330/0x330 [ 50.176018] ? tty_vhangup+0x30/0x30 [ 50.179712] do_vfs_ioctl+0x1de/0x1720 [ 50.183584] ? ioctl_preallocate+0x300/0x300 [ 50.187987] ? __fget_light+0x2e9/0x430 [ 50.191942] ? fget_raw+0x20/0x20 [ 50.195378] ? _copy_to_user+0xc8/0x110 [ 50.199334] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.204853] ? put_timespec64+0x10f/0x1b0 [ 50.208986] ? nsecs_to_jiffies+0x30/0x30 [ 50.213122] ? security_file_ioctl+0x94/0xc0 [ 50.217518] ksys_ioctl+0xa9/0xd0 [ 50.220955] __x64_sys_ioctl+0x73/0xb0 [ 50.224829] do_syscall_64+0x1b9/0x820 [ 50.228718] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 50.234063] ? syscall_return_slowpath+0x5e0/0x5e0 [ 50.238989] ? trace_hardirqs_on_caller+0x310/0x310 [ 50.243992] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 50.248993] ? recalc_sigpending_tsk+0x180/0x180 [ 50.253733] ? kasan_check_write+0x14/0x20 [ 50.257956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.262940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.268113] RIP: 0033:0x457579 [ 50.271295] Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.290178] RSP: 002b:00007f93e295bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.297865] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 [ 50.305127] RDX: 0000000020000040 RSI: 0000000000005408 RDI: 0000000000000006 [ 50.312374] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.319621] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f93e295c6d4 [ 50.326868] R13: 00000000004c0d8f R14: 00000000004d1788 R15: 00000000ffffffff [ 50.334118] Modules linked in: [ 50.357460] ---[ end trace 597d77f49ac419a2 ]--- [ 50.360990] kobject: 'loop5' (00000000bb0f6556): kobject_uevent_env [ 50.362341] RIP: 0010:n_tty_flush_buffer+0x64/0x260 [ 50.383762] kobject: 'loop5' (00000000bb0f6556): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 50.395336] Code: 80 3c 02 00 0f 85 d0 01 00 00 49 8b 9c 24 70 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb 60 22 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 9c 01 00 00 48 c7 83 60 22 00 00 00 00 00 00 48 [ 50.415224] kobject: 'loop0' (000000005432a212): kobject_uevent_env [ 50.440782] kobject: 'loop0' (000000005432a212): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 50.464038] kobject: 'loop1' (0000000084aba3dc): kobject_uevent_env [ 50.478900] kobject: 'loop1' (0000000084aba3dc): fill_kobj_path: path = '/devices/virtual/block/loop1' [