INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes [ 412.881501] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.42' (ECDSA) to the list of known hosts. [ 418.340369] random: sshd: uninitialized urandom read (32 bytes read) 2018/05/01 07:59:35 parsed 1 programs 2018/05/01 07:59:35 executed programs: 0 [ 418.771701] IPVS: Creating netns size=2536 id=1 [ 420.348623] ================================================================== [ 420.356035] BUG: KASAN: out-of-bounds in __unwind_start+0x37c/0x3c0 [ 420.362410] Read of size 8 at addr ffff8801b45bf810 by task syz-executor0/4733 [ 420.369736] [ 420.371340] CPU: 0 PID: 4733 Comm: syz-executor0 Not tainted 4.9.97-g2bcbbd5 #14 [ 420.378844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.388199] ffff8801ca6c7760 ffffffff81eb0b69 ffffea0006d16fc0 ffff8801b45bf810 [ 420.396175] 0000000000000000 ffff8801b45bf818 ffff8801ca6c7898 ffff8801ca6c7798 [ 420.404163] ffffffff8156540b ffff8801b45bf810 0000000000000008 0000000000000000 [ 420.412137] Call Trace: [ 420.414732] [] dump_stack+0xc1/0x128 [ 420.420087] [] print_address_description+0x6c/0x234 [ 420.426725] [] kasan_report.cold.6+0x242/0x2fe [ 420.432927] [] ? __unwind_start+0x37c/0x3c0 [ 420.438894] [] __asan_report_load8_noabort+0x14/0x20 [ 420.445624] [] __unwind_start+0x37c/0x3c0 [ 420.451395] [] ? ptrace_may_access+0x24/0x50 [ 420.457431] [] __save_stack_trace+0x59/0xf0 [ 420.463370] [] save_stack_trace_tsk+0x48/0x70 [ 420.469512] [] proc_pid_stack+0x148/0x220 [ 420.475281] [] ? lock_trace+0xc0/0xc0 [ 420.480698] [] proc_single_show+0xfd/0x170 [ 420.486583] [] seq_read+0x4b6/0x12e0 [ 420.491914] [] ? seq_dentry+0x290/0x290 [ 420.497527] [] ? __fsnotify_update_child_dentry_flags.part.1+0x300/0x300 [ 420.505991] [] ? fsnotify+0x1100/0x1100 [ 420.511605] [] do_loop_readv_writev.part.18+0xd5/0x280 [ 420.518504] [] compat_do_readv_writev+0x567/0x7a0 [ 420.524965] [] ? do_pwritev+0x240/0x240 [ 420.530571] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 420.537483] [] ? debug_check_no_obj_freed+0x2ec/0x930 [ 420.544293] [] ? check_preemption_disabled+0x3b/0x170 [ 420.551101] [] ? __fget+0x20a/0x3b0 [ 420.556348] [] ? __fget+0x231/0x3b0 [ 420.561593] [] ? __fget+0x47/0x3b0 [ 420.566751] [] compat_readv+0xe2/0x150 [ 420.572257] [] do_compat_preadv64+0x152/0x180 [ 420.578371] [] ? do_compat_readv+0x1d0/0x1d0 [ 420.584433] [] ? up_read+0x1a/0x40 [ 420.589594] [] compat_SyS_preadv+0x3b/0x50 [ 420.595455] [] ? compat_SyS_preadv64+0x40/0x40 [ 420.601658] [] do_fast_syscall_32+0x2f7/0x870 [ 420.607777] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.614420] [] entry_SYSENTER_compat+0x90/0xa2 [ 420.620621] [ 420.622218] The buggy address belongs to the page: [ 420.627118] page:ffffea0006d16fc0 count:0 mapcount:0 mapping: (null) index:0x0 [ 420.635349] flags: 0x8000000000000000() [ 420.639296] page dumped because: kasan: bad access detected [ 420.644972] [ 420.646570] Memory state around the buggy address: [ 420.651479] ffff8801b45bf700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 420.658805] ffff8801b45bf780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 420.666131] >ffff8801b45bf800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 420.673456] ^ [ 420.677571] ffff8801b45bf880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 420.684897] ffff8801b45bf900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 420.692223] ================================================================== [ 420.699551] Disabling lock debugging due to kernel taint [ 420.705199] Kernel panic - not syncing: panic_on_warn set ... [ 420.705199] [ 420.712541] CPU: 0 PID: 4733 Comm: syz-executor0 Tainted: G B 4.9.97-g2bcbbd5 #14 [ 420.721260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.730585] ffff8801ca6c76c0 ffffffff81eb0b69 ffffffff843c4d05 00000000ffffffff [ 420.738558] 0000000000000000 0000000000000000 ffff8801ca6c7898 ffff8801ca6c7780 [ 420.746537] ffffffff8141f975 0000000041b58ab3 ffffffff843b8408 ffffffff8141f7b6 [ 420.754555] Call Trace: [ 420.757122] [] dump_stack+0xc1/0x128 [ 420.762490] [] panic+0x1bf/0x3bc [ 420.767480] [] ? add_taint.cold.6+0x16/0x16 [ 420.773432] [] ? ___preempt_schedule+0x16/0x18 [ 420.779634] [] kasan_end_report+0x47/0x4f [ 420.785401] [] kasan_report.cold.6+0x76/0x2fe [ 420.791519] [] ? __unwind_start+0x37c/0x3c0 [ 420.797464] [] __asan_report_load8_noabort+0x14/0x20 [ 420.804185] [] __unwind_start+0x37c/0x3c0 [ 420.809952] [] ? ptrace_may_access+0x24/0x50 [ 420.815979] [] __save_stack_trace+0x59/0xf0 [ 420.821920] [] save_stack_trace_tsk+0x48/0x70 [ 420.828035] [] proc_pid_stack+0x148/0x220 [ 420.833804] [] ? lock_trace+0xc0/0xc0 [ 420.839312] [] proc_single_show+0xfd/0x170 [ 420.845166] [] seq_read+0x4b6/0x12e0 [ 420.850499] [] ? seq_dentry+0x290/0x290 [ 420.856095] [] ? __fsnotify_update_child_dentry_flags.part.1+0x300/0x300 [ 420.864552] [] ? fsnotify+0x1100/0x1100 [ 420.870149] [] do_loop_readv_writev.part.18+0xd5/0x280 [ 420.877047] [] compat_do_readv_writev+0x567/0x7a0 [ 420.883512] [] ? do_pwritev+0x240/0x240 [ 420.889111] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 420.896017] [] ? debug_check_no_obj_freed+0x2ec/0x930 [ 420.902827] [] ? check_preemption_disabled+0x3b/0x170 [ 420.909634] [] ? __fget+0x20a/0x3b0 [ 420.914881] [] ? __fget+0x231/0x3b0 [ 420.920125] [] ? __fget+0x47/0x3b0 [ 420.925284] [] compat_readv+0xe2/0x150 [ 420.930802] [] do_compat_preadv64+0x152/0x180 [ 420.936924] [] ? do_compat_readv+0x1d0/0x1d0 [ 420.942952] [] ? up_read+0x1a/0x40 [ 420.948128] [] compat_SyS_preadv+0x3b/0x50 [ 420.953997] [] ? compat_SyS_preadv64+0x40/0x40 [ 420.960212] [] do_fast_syscall_32+0x2f7/0x870 [ 420.966334] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 420.972974] [] entry_SYSENTER_compat+0x90/0xa2 [ 420.979639] Dumping ftrace buffer: [ 420.983155] (ftrace buffer empty) [ 420.986843] Kernel Offset: disabled [ 420.990443] Rebooting in 86400 seconds..