[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 23.737706] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 26.925840] random: sshd: uninitialized urandom read (32 bytes read) [ 27.255084] random: sshd: uninitialized urandom read (32 bytes read) [ 27.812600] random: sshd: uninitialized urandom read (32 bytes read) [ 28.045979] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.40' (ECDSA) to the list of known hosts. [ 33.619065] random: sshd: uninitialized urandom read (32 bytes read) 2018/09/04 06:43:42 parsed 1 programs [ 35.275213] random: cc1: uninitialized urandom read (8 bytes read) 2018/09/04 06:43:44 executed programs: 0 [ 36.333562] IPVS: ftp: loaded support on port[0] = 21 [ 36.556750] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.563266] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.571298] device bridge_slave_0 entered promiscuous mode [ 36.589375] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.595739] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.603025] device bridge_slave_1 entered promiscuous mode [ 36.621132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 36.639212] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 36.688196] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.708293] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.779156] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.786723] team0: Port device team_slave_0 added [ 36.803931] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.811607] team0: Port device team_slave_1 added [ 36.828983] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.849763] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.868251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 36.887648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.021697] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.028170] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.035192] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.041563] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.514998] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.563200] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.610656] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.616811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.624744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.668700] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.454803] ================================================================== [ 39.462340] BUG: KASAN: use-after-free in tipc_group_fill_sock_diag+0x7b9/0x84b [ 39.469792] Read of size 4 at addr ffff8801ce52675c by task syz-executor0/5237 [ 39.477146] [ 39.478778] CPU: 1 PID: 5237 Comm: syz-executor0 Not tainted 4.19.0-rc2+ #123 [ 39.486045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.495392] Call Trace: [ 39.497984] dump_stack+0x1c9/0x2b4 [ 39.501617] ? dump_stack_print_info.cold.2+0x52/0x52 [ 39.506807] ? printk+0xa7/0xcf [ 39.510092] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 39.514857] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 39.519968] print_address_description+0x6c/0x20b [ 39.524815] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 39.529920] kasan_report.cold.7+0x242/0x30d [ 39.534339] __asan_report_load4_noabort+0x14/0x20 [ 39.539272] tipc_group_fill_sock_diag+0x7b9/0x84b [ 39.544232] ? tipc_group_member_evt+0xe30/0xe30 [ 39.548994] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 39.554016] ? skb_put+0x17b/0x1e0 [ 39.557560] ? memset+0x31/0x40 [ 39.560842] ? memcpy+0x45/0x50 [ 39.564132] ? __nla_put+0x37/0x40 [ 39.567675] ? nla_put+0x11a/0x150 [ 39.571224] tipc_sk_fill_sock_diag+0x9f8/0xdb0 [ 39.575898] ? tipc_diag_dump+0x30/0x30 [ 39.580571] ? tipc_getname+0x7f0/0x7f0 [ 39.584560] ? save_stack+0xa9/0xd0 [ 39.588192] ? print_usage_bug+0xc0/0xc0 [ 39.592251] ? graph_lock+0x170/0x170 [ 39.596053] ? graph_lock+0x170/0x170 [ 39.599855] ? __netlink_dump_start+0x4f1/0x6f0 [ 39.604536] ? sock_diag_rcv_msg+0x31d/0x410 [ 39.608945] ? netlink_rcv_skb+0x172/0x440 [ 39.613178] ? sock_diag_rcv+0x2a/0x40 [ 39.617068] ? netlink_unicast+0x5a0/0x760 [ 39.621307] ? netlink_sendmsg+0xa18/0xfc0 [ 39.625553] ? sock_sendmsg+0xd5/0x120 [ 39.629441] ? ___sys_sendmsg+0x7fd/0x930 [ 39.633594] ? __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 39.638534] ? do_fast_syscall_32+0x34d/0xfb2 [ 39.643036] ? entry_SYSENTER_compat+0x70/0x7f [ 39.647631] ? lock_acquire+0x1e4/0x4f0 [ 39.651610] ? tipc_nl_sk_walk+0x60a/0xd30 [ 39.655848] ? lockdep_hardirqs_on+0x421/0x5c0 [ 39.660440] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 39.665463] ? skb_put+0x17b/0x1e0 [ 39.669017] ? __nlmsg_put+0x14c/0x1b0 [ 39.672916] __tipc_add_sock_diag+0x22f/0x360 [ 39.677426] tipc_nl_sk_walk+0x68d/0xd30 [ 39.681500] ? tipc_sock_diag_handler_dump+0x340/0x340 [ 39.686795] ? __tipc_nl_add_sk+0x400/0x400 [ 39.691124] ? skb_scrub_packet+0x490/0x490 [ 39.695457] ? kasan_check_write+0x14/0x20 [ 39.699700] ? lock_downgrade+0x8f0/0x8f0 [ 39.703857] tipc_diag_dump+0x24/0x30 [ 39.707664] netlink_dump+0x519/0xd50 [ 39.711469] ? netlink_broadcast+0x50/0x50 [ 39.715715] __netlink_dump_start+0x4f1/0x6f0 [ 39.720213] ? kasan_check_read+0x11/0x20 [ 39.724372] tipc_sock_diag_handler_dump+0x234/0x340 [ 39.729485] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 39.734160] ? tipc_unregister_sysctl+0x20/0x20 [ 39.738839] ? netlink_deliver_tap+0x356/0xfb0 [ 39.743435] sock_diag_rcv_msg+0x31d/0x410 [ 39.747683] netlink_rcv_skb+0x172/0x440 [ 39.751748] ? sock_diag_bind+0x80/0x80 [ 39.755727] ? netlink_ack+0xbe0/0xbe0 [ 39.759619] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 39.764315] sock_diag_rcv+0x2a/0x40 [ 39.768056] netlink_unicast+0x5a0/0x760 [ 39.772126] ? netlink_attachskb+0x9a0/0x9a0 [ 39.776554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.782098] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 39.787142] netlink_sendmsg+0xa18/0xfc0 [ 39.791209] ? move_addr_to_kernel.part.18+0xc6/0x100 [ 39.796407] ? netlink_unicast+0x760/0x760 [ 39.800646] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 39.805580] ? apparmor_socket_sendmsg+0x29/0x30 [ 39.810346] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 39.815890] ? security_socket_sendmsg+0x94/0xc0 [ 39.820648] ? netlink_unicast+0x760/0x760 [ 39.824888] sock_sendmsg+0xd5/0x120 [ 39.828614] ___sys_sendmsg+0x7fd/0x930 [ 39.832600] ? __local_bh_enable_ip+0x161/0x230 [ 39.837282] ? __local_bh_enable_ip+0x161/0x230 [ 39.841968] ? copy_msghdr_from_user+0x580/0x580 [ 39.846730] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 39.851854] ? __fget_light+0x2f7/0x440 [ 39.855855] ? fget_raw+0x20/0x20 [ 39.859318] ? __release_sock+0x3a0/0x3a0 [ 39.863475] ? tipc_nametbl_build_group+0x279/0x360 [ 39.868505] ? tipc_setsockopt+0x726/0xd70 [ 39.872763] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 39.878313] ? sockfd_lookup_light+0xc5/0x160 [ 39.882827] __sys_sendmsg+0x11d/0x290 [ 39.886721] ? __ia32_sys_shutdown+0x80/0x80 [ 39.891148] ? __ia32_compat_sys_futex+0x3e6/0x5f0 [ 39.896086] ? do_fast_syscall_32+0x150/0xfb2 [ 39.900590] ? do_fast_syscall_32+0x150/0xfb2 [ 39.905096] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 39.910218] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 39.914983] do_fast_syscall_32+0x34d/0xfb2 [ 39.919319] ? do_int80_syscall_32+0x890/0x890 [ 39.923914] ? entry_SYSENTER_compat+0x68/0x7f [ 39.928497] ? trace_hardirqs_off_caller+0xbb/0x2b0 [ 39.933538] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.938389] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 39.943411] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 39.948446] ? recalc_sigpending_tsk+0x180/0x180 [ 39.953209] ? kasan_check_write+0x14/0x20 [ 39.957454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 39.962315] entry_SYSENTER_compat+0x70/0x7f [ 39.966732] RIP: 0023:0xf7fb4ca9 [ 39.970105] Code: 55 08 8b 88 64 cd ff ff 8b 98 68 cd ff ff 89 c8 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 1c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 39.989014] RSP: 002b:00000000f7fb00cc EFLAGS: 00000296 ORIG_RAX: 0000000000000172 [ 39.996733] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000020000040 [ 40.004007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.011277] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 40.018557] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 40.025827] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.033109] [ 40.034733] Allocated by task 5237: [ 40.038368] save_stack+0x43/0xd0 [ 40.041823] kasan_kmalloc+0xc4/0xe0 [ 40.045553] kmem_cache_alloc_trace+0x152/0x730 [ 40.050222] tipc_group_create+0x155/0xa70 [ 40.054456] tipc_setsockopt+0x2d1/0xd70 [ 40.058519] __compat_sys_setsockopt+0x329/0x860 [ 40.063296] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 40.068403] do_fast_syscall_32+0x34d/0xfb2 [ 40.072726] entry_SYSENTER_compat+0x70/0x7f [ 40.077127] [ 40.078749] Freed by task 5236: [ 40.082032] save_stack+0x43/0xd0 [ 40.085488] __kasan_slab_free+0x11a/0x170 [ 40.089724] kasan_slab_free+0xe/0x10 [ 40.093532] kfree+0xd9/0x210 [ 40.096644] tipc_group_delete+0x2e5/0x3f0 [ 40.100883] tipc_sk_leave+0x113/0x220 [ 40.104774] tipc_release+0x14e/0x12b0 [ 40.108667] __sock_release+0xd7/0x250 [ 40.112562] sock_close+0x19/0x20 [ 40.116026] __fput+0x38a/0xa40 [ 40.119308] ____fput+0x15/0x20 [ 40.122601] task_work_run+0x1e8/0x2a0 [ 40.126493] exit_to_usermode_loop+0x318/0x380 [ 40.131086] do_fast_syscall_32+0xcd5/0xfb2 [ 40.135407] entry_SYSENTER_compat+0x70/0x7f [ 40.139806] [ 40.141445] The buggy address belongs to the object at ffff8801ce526700 [ 40.141445] which belongs to the cache kmalloc-192 of size 192 [ 40.154118] The buggy address is located 92 bytes inside of [ 40.154118] 192-byte region [ffff8801ce526700, ffff8801ce5267c0) [ 40.165912] The buggy address belongs to the page: [ 40.170861] page:ffffea0007394980 count:1 mapcount:0 mapping:ffff8801dac00040 index:0xffff8801ce526e00 [ 40.180325] flags: 0x2fffc0000000100(slab) [ 40.184582] raw: 02fffc0000000100 ffffea0007394c88 ffff8801dac01138 ffff8801dac00040 [ 40.192487] raw: ffff8801ce526e00 ffff8801ce526000 0000000100000009 0000000000000000 [ 40.200399] page dumped because: kasan: bad access detected [ 40.206110] [ 40.207735] Memory state around the buggy address: [ 40.212664] ffff8801ce526600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 40.220026] ffff8801ce526680: 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 40.227394] >ffff8801ce526700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.234759] ^ [ 40.241009] ffff8801ce526780: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 40.248392] ffff8801ce526800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 40.255758] ================================================================== [ 40.263126] Disabling lock debugging due to kernel taint [ 40.268747] Kernel panic - not syncing: panic_on_warn set ... [ 40.268747] [ 40.276132] CPU: 1 PID: 5237 Comm: syz-executor0 Tainted: G B 4.19.0-rc2+ #123 [ 40.284795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.294155] Call Trace: [ 40.296758] dump_stack+0x1c9/0x2b4 [ 40.300398] ? dump_stack_print_info.cold.2+0x52/0x52 [ 40.305611] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.310389] panic+0x238/0x4e7 [ 40.313609] ? add_taint.cold.5+0x16/0x16 [ 40.317777] ? trace_hardirqs_on+0xb4/0x2c0 [ 40.322100] ? trace_hardirqs_on+0x9a/0x2c0 [ 40.326424] ? tipc_group_fill_sock_diag+0x7b9/0x84b [ 40.331540] kasan_end_report+0x47/0x4f [ 40.335518] kasan_report.cold.7+0x76/0x30d [ 40.339857] __asan_report_load4_noabort+0x14/0x20 [ 40.344816] tipc_group_fill_sock_diag+0x7b9/0x84b [ 40.349751] ? tipc_group_member_evt+0xe30/0xe30 [ 40.354511] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 40.359551] ? skb_put+0x17b/0x1e0 [ 40.363091] ? memset+0x31/0x40 [ 40.366372] ? memcpy+0x45/0x50 [ 40.369657] ? __nla_put+0x37/0x40 [ 40.373202] ? nla_put+0x11a/0x150 [ 40.376754] tipc_sk_fill_sock_diag+0x9f8/0xdb0 [ 40.381427] ? tipc_diag_dump+0x30/0x30 [ 40.385408] ? tipc_getname+0x7f0/0x7f0 [ 40.389451] ? save_stack+0xa9/0xd0 [ 40.393105] ? print_usage_bug+0xc0/0xc0 [ 40.397168] ? graph_lock+0x170/0x170 [ 40.400972] ? graph_lock+0x170/0x170 [ 40.404772] ? __netlink_dump_start+0x4f1/0x6f0 [ 40.409443] ? sock_diag_rcv_msg+0x31d/0x410 [ 40.413858] ? netlink_rcv_skb+0x172/0x440 [ 40.418117] ? sock_diag_rcv+0x2a/0x40 [ 40.421999] ? netlink_unicast+0x5a0/0x760 [ 40.426259] ? netlink_sendmsg+0xa18/0xfc0 [ 40.430496] ? sock_sendmsg+0xd5/0x120 [ 40.434997] ? ___sys_sendmsg+0x7fd/0x930 [ 40.439161] ? __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 40.444100] ? do_fast_syscall_32+0x34d/0xfb2 [ 40.448603] ? entry_SYSENTER_compat+0x70/0x7f [ 40.453196] ? lock_acquire+0x1e4/0x4f0 [ 40.457167] ? tipc_nl_sk_walk+0x60a/0xd30 [ 40.461411] ? lockdep_hardirqs_on+0x421/0x5c0 [ 40.466013] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 40.471029] ? skb_put+0x17b/0x1e0 [ 40.474577] ? __nlmsg_put+0x14c/0x1b0 [ 40.478502] __tipc_add_sock_diag+0x22f/0x360 [ 40.483024] tipc_nl_sk_walk+0x68d/0xd30 [ 40.487133] ? tipc_sock_diag_handler_dump+0x340/0x340 [ 40.492454] ? __tipc_nl_add_sk+0x400/0x400 [ 40.496811] ? skb_scrub_packet+0x490/0x490 [ 40.501170] ? kasan_check_write+0x14/0x20 [ 40.505438] ? lock_downgrade+0x8f0/0x8f0 [ 40.509600] tipc_diag_dump+0x24/0x30 [ 40.513396] netlink_dump+0x519/0xd50 [ 40.517204] ? netlink_broadcast+0x50/0x50 [ 40.521436] __netlink_dump_start+0x4f1/0x6f0 [ 40.525932] ? kasan_check_read+0x11/0x20 [ 40.530082] tipc_sock_diag_handler_dump+0x234/0x340 [ 40.535185] ? __tipc_diag_gen_cookie+0xc0/0xc0 [ 40.539852] ? tipc_unregister_sysctl+0x20/0x20 [ 40.544535] ? netlink_deliver_tap+0x356/0xfb0 [ 40.549122] sock_diag_rcv_msg+0x31d/0x410 [ 40.553361] netlink_rcv_skb+0x172/0x440 [ 40.557422] ? sock_diag_bind+0x80/0x80 [ 40.561393] ? netlink_ack+0xbe0/0xbe0 [ 40.565285] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 40.569970] sock_diag_rcv+0x2a/0x40 [ 40.573684] netlink_unicast+0x5a0/0x760 [ 40.577746] ? netlink_attachskb+0x9a0/0x9a0 [ 40.582158] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.587697] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 40.592714] netlink_sendmsg+0xa18/0xfc0 [ 40.596780] ? move_addr_to_kernel.part.18+0xc6/0x100 [ 40.601975] ? netlink_unicast+0x760/0x760 [ 40.606210] ? aa_sock_msg_perm.isra.13+0xba/0x160 [ 40.611140] ? apparmor_socket_sendmsg+0x29/0x30 [ 40.615901] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 40.621441] ? security_socket_sendmsg+0x94/0xc0 [ 40.626194] ? netlink_unicast+0x760/0x760 [ 40.630433] sock_sendmsg+0xd5/0x120 [ 40.634149] ___sys_sendmsg+0x7fd/0x930 [ 40.638127] ? __local_bh_enable_ip+0x161/0x230 [ 40.642797] ? __local_bh_enable_ip+0x161/0x230 [ 40.647469] ? copy_msghdr_from_user+0x580/0x580 [ 40.652228] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 40.657335] ? __fget_light+0x2f7/0x440 [ 40.661322] ? fget_raw+0x20/0x20 [ 40.664785] ? __release_sock+0x3a0/0x3a0 [ 40.668942] ? tipc_nametbl_build_group+0x279/0x360 [ 40.673960] ? tipc_setsockopt+0x726/0xd70 [ 40.678198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 40.683754] ? sockfd_lookup_light+0xc5/0x160 [ 40.688535] __sys_sendmsg+0x11d/0x290 [ 40.692427] ? __ia32_sys_shutdown+0x80/0x80 [ 40.696840] ? __ia32_compat_sys_futex+0x3e6/0x5f0 [ 40.701772] ? do_fast_syscall_32+0x150/0xfb2 [ 40.706283] ? do_fast_syscall_32+0x150/0xfb2 [ 40.710785] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 40.715893] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 40.720648] do_fast_syscall_32+0x34d/0xfb2 [ 40.724971] ? do_int80_syscall_32+0x890/0x890 [ 40.729559] ? entry_SYSENTER_compat+0x68/0x7f [ 40.734155] ? trace_hardirqs_off_caller+0xbb/0x2b0 [ 40.739169] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.744011] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 40.749026] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 40.754041] ? recalc_sigpending_tsk+0x180/0x180 [ 40.758797] ? kasan_check_write+0x14/0x20 [ 40.763137] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 40.767983] entry_SYSENTER_compat+0x70/0x7f [ 40.772390] RIP: 0023:0xf7fb4ca9 [ 40.775760] Code: 55 08 8b 88 64 cd ff ff 8b 98 68 cd ff ff 89 c8 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 1c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 40.795138] RSP: 002b:00000000f7fb00cc EFLAGS: 00000296 ORIG_RAX: 0000000000000172 [ 40.802853] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000020000040 [ 40.810126] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.817388] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 40.824675] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 40.831940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.839486] Dumping ftrace buffer: [ 40.843021] (ftrace buffer empty) [ 40.846709] Kernel Offset: disabled [ 40.850315] Rebooting in 86400 seconds..