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INFO: task syz-executor.2:17207 blocked for more than 143 seconds. Not tainted 5.3.0-rc8+ #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28552 17207 9140 0x00004004 Call Trace: context_switch kernel/sched/core.c:3254 [inline] __schedule+0x877/0xc50 kernel/sched/core.c:3880 schedule+0x131/0x1e0 kernel/sched/core.c:3947 rwsem_down_write_slowpath+0x813/0xdd0 kernel/locking/rwsem.c:1214 __down_write kernel/locking/rwsem.c:1365 [inline] down_write_nested+0x132/0x140 kernel/locking/rwsem.c:1597 inode_lock_nested include/linux/fs.h:813 [inline] filename_create+0x12e/0x670 fs/namei.c:3634 user_path_create fs/namei.c:3692 [inline] do_mkdirat+0x5a/0x320 fs/namei.c:3830 __do_sys_mkdir fs/namei.c:3854 [inline] __se_sys_mkdir fs/namei.c:3852 [inline] __x64_sys_mkdir+0x60/0x70 fs/namei.c:3852 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: 24 18 0f b6 05 2f d1 3b 01 3c 01 76 0a 48 8b 6c 24 18 48 83 c4 20 c3 75 07 e8 63 08 fd ff 0f 0b c6 05 11 d1 3b 01 01 48 b8 00 <00> 00 00 00 00 f0 7f 48 89 04 24 e8 a7 dd fa ff f2 0f 10 44 24 08 RSP: 002b:00007f8ab3386c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ab33876d4 R13: 00000000004bf0ba R14: 00000000004da7a0 R15: 00000000ffffffff INFO: task syz-executor.2:17216 blocked for more than 143 seconds. Not tainted 5.3.0-rc8+ #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28552 17216 9140 0x00004004 Call Trace: context_switch kernel/sched/core.c:3254 [inline] __schedule+0x877/0xc50 kernel/sched/core.c:3880 schedule+0x131/0x1e0 kernel/sched/core.c:3947 rwsem_down_read_slowpath+0x5c5/0xa00 kernel/locking/rwsem.c:1090 __down_read+0x6e/0x330 kernel/locking/rwsem.c:1320 down_read+0x45/0x50 kernel/locking/rwsem.c:1463 inode_lock_shared include/linux/fs.h:788 [inline] lookup_slow fs/namei.c:1685 [inline] walk_component+0x2c7/0x7b0 fs/namei.c:1808 lookup_last fs/namei.c:2271 [inline] path_lookupat+0x1ac/0xb30 fs/namei.c:2316 filename_lookup+0x1d3/0x6a0 fs/namei.c:2346 user_path_at_empty+0x40/0x50 fs/namei.c:2606 user_path include/linux/namei.h:65 [inline] do_mount+0xd4/0x2490 fs/namespace.c:3049 ksys_mount+0xcc/0x100 fs/namespace.c:3320 __do_sys_mount fs/namespace.c:3334 [inline] __se_sys_mount fs/namespace.c:3331 [inline] __x64_sys_mount+0xbf/0xd0 fs/namespace.c:3331 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: 24 18 0f b6 05 2f d1 3b 01 3c 01 76 0a 48 8b 6c 24 18 48 83 c4 20 c3 75 07 e8 63 08 fd ff 0f 0b c6 05 11 d1 3b 01 01 48 b8 00 <00> 00 00 00 00 f0 7f 48 89 04 24 e8 a7 dd fa ff f2 0f 10 44 24 08 RSP: 002b:00007f8ab3344c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00000000004598e9 RDX: 00000000200001c0 RSI: 0000000020000140 RDI: 0000000000000000 RBP: 000000000075c070 R08: 0000000020000400 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ab33456d4 R13: 00000000004c5e68 R14: 00000000004da9b0 R15: 00000000ffffffff INFO: task syz-executor.2:17255 blocked for more than 143 seconds. Not tainted 5.3.0-rc8+ #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D30024 17255 9140 0x00004004 Call Trace: context_switch kernel/sched/core.c:3254 [inline] __schedule+0x877/0xc50 kernel/sched/core.c:3880 schedule+0x131/0x1e0 kernel/sched/core.c:3947 rwsem_down_read_slowpath+0x5c5/0xa00 kernel/locking/rwsem.c:1090 __down_read+0x6e/0x330 kernel/locking/rwsem.c:1320 down_read+0x45/0x50 kernel/locking/rwsem.c:1463 inode_lock_shared include/linux/fs.h:788 [inline] lookup_slow fs/namei.c:1685 [inline] walk_component+0x2c7/0x7b0 fs/namei.c:1808 lookup_last fs/namei.c:2271 [inline] path_lookupat+0x1ac/0xb30 fs/namei.c:2316 filename_lookup+0x1d3/0x6a0 fs/namei.c:2346 user_path_at_empty+0x40/0x50 fs/namei.c:2606 user_path_at include/linux/namei.h:60 [inline] ksys_chdir+0x45/0x1b0 fs/open.c:459 __do_sys_chdir fs/open.c:481 [inline] __se_sys_chdir fs/open.c:479 [inline] __x64_sys_chdir+0x38/0x40 fs/open.c:479 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: 24 18 0f b6 05 2f d1 3b 01 3c 01 76 0a 48 8b 6c 24 18 48 83 c4 20 c3 75 07 e8 63 08 fd ff 0f 0b c6 05 11 d1 3b 01 01 48 b8 00 <00> 00 00 00 00 f0 7f 48 89 04 24 e8 a7 dd fa ff f2 0f 10 44 24 08 RSP: 002b:00007f8ab3302c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000050 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040 RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ab33036d4 R13: 00000000004bf123 R14: 00000000004d1aa0 R15: 00000000ffffffff INFO: task syz-executor.2:17256 blocked for more than 143 seconds. Not tainted 5.3.0-rc8+ #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D30024 17256 9140 0x00004004 Call Trace: context_switch kernel/sched/core.c:3254 [inline] __schedule+0x877/0xc50 kernel/sched/core.c:3880 schedule+0x131/0x1e0 kernel/sched/core.c:3947 rwsem_down_write_slowpath+0x813/0xdd0 kernel/locking/rwsem.c:1214 __down_write kernel/locking/rwsem.c:1365 [inline] down_write_nested+0x132/0x140 kernel/locking/rwsem.c:1597 inode_lock_nested include/linux/fs.h:813 [inline] filename_create+0x12e/0x670 fs/namei.c:3634 user_path_create fs/namei.c:3692 [inline] do_mknodat+0xbd/0x4f0 fs/namei.c:3753 __do_sys_mknod fs/namei.c:3793 [inline] __se_sys_mknod fs/namei.c:3791 [inline] __x64_sys_mknod+0x80/0x90 fs/namei.c:3791 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4598e9 Code: 24 18 0f b6 05 2f d1 3b 01 3c 01 76 0a 48 8b 6c 24 18 48 83 c4 20 c3 75 07 e8 63 08 fd ff 0f 0b c6 05 11 d1 3b 01 01 48 b8 00 <00> 00 00 00 00 f0 7f 48 89 04 24 e8 a7 dd fa ff f2 0f 10 44 24 08 RSP: 002b:00007f8ab32e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020001480 RBP: 000000000075c268 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ab32e26d4 R13: 00000000004c5d85 R14: 00000000004da800 R15: 00000000ffffffff INFO: lockdep is turned off. NMI backtrace for cpu 0 CPU: 0 PID: 1047 Comm: khungtaskd Not tainted 5.3.0-rc8+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d8/0x2f8 lib/dump_stack.c:113 nmi_cpu_backtrace+0xaf/0x1a0 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x174/0x290 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x10/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_all_cpu_backtrace+0x17/0x20 include/linux/nmi.h:146 check_hung_uninterruptible_tasks kernel/hung_task.c:205 [inline] watchdog+0xbb9/0xbd0 kernel/hung_task.c:289 kthread+0x332/0x350 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2019/09/14 07:06 | upstream | a7f89616b737 | 32d59357 | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
2019/08/31 08:19 | upstream | 6525771f58cb | fd37b39e | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
2019/08/30 11:15 | upstream | 6525771f58cb | fd37b39e | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/08/30 02:59 | upstream | 6525771f58cb | fd37b39e | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/08/28 23:00 | upstream | 6525771f58cb | fd37b39e | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/08/28 15:09 | upstream | 6525771f58cb | fd37b39e | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
2019/08/27 16:09 | upstream | a55aa89aab90 | d21c5d9d | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/08/27 11:10 | upstream | a55aa89aab90 | d21c5d9d | .config | console log | report | ci-upstream-kasan-gce-root | |||||
2019/08/22 17:58 | upstream | bb7ba8069de9 | d003d6d0 | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
2019/12/05 11:52 | linux-next | 282ffdf30a3e | b2088328 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root | |||||
2019/11/09 05:16 | linux-next | 5591cf003452 | dc438b91 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root |