syzbot


INFO: trying to register non-static key in handle_userfault

Status: auto-closed as invalid on 2019/10/25 08:36
Reported-by: syzbot+0b6db8cee224304bfc33@syzkaller.appspotmail.com
First crash: 1106d, last: 1106d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 INFO: trying to register non-static key in handle_userfault (2) 1 739d 739d 0/1 auto-closed as invalid on 2020/10/13 18:28
linux-4.14 INFO: trying to register non-static key in handle_userfault (3) 1 156d 156d 0/1 auto-closed as invalid on 2022/05/19 14:03

Sample crash report:
RBP: 000000000075bf20 R08: 0000000000000003 R09: 0000000000000000
R10: 000000002073b000 R11: 0000000000000246 R12: 00007fec77cbb6d4
R13: 00000000004bfcc0 R14: 00000000004d18b0 R15: 00000000ffffffff
FAULT_FLAG_ALLOW_RETRY missing 0
CPU: 0 PID: 18706 Comm: syz-executor.0 Not tainted 4.14.125 #19
INFO: trying to register non-static key.
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
the code is fine but needs lockdep annotation.
Call Trace:
turning off the locking correctness validator.
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 handle_userfault.cold+0x3c/0x50 fs/userfaultfd.c:429
 do_huge_pmd_anonymous_page+0xaba/0x1470 mm/huge_memory.c:708
 create_huge_pmd mm/memory.c:3881 [inline]
 __handle_mm_fault+0x22bf/0x3470 mm/memory.c:4084
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 faultin_page mm/gup.c:511 [inline]
 __get_user_pages+0x465/0x1230 mm/gup.c:711
 __get_user_pages_locked mm/gup.c:882 [inline]
 get_user_pages+0x95/0xc0 mm/gup.c:1104
 lookup_node mm/mempolicy.c:855 [inline]
 do_get_mempolicy+0x4fe/0xa90 mm/mempolicy.c:910
 SYSC_get_mempolicy mm/mempolicy.c:1518 [inline]
 SyS_get_mempolicy+0xd7/0x1a0 mm/mempolicy.c:1507
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4592c9
RSP: 002b:00007fec77cbac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000ef
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00000000004592c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 000000000075bf20 R08: 0000000000000003 R09: 0000000000000000
R10: 000000002073b000 R11: 0000000000000246 R12: 00007fec77cbb6d4
R13: 00000000004bfcc0 R14: 00000000004d18b0 R15: 00000000ffffffff
CPU: 1 PID: 18710 Comm: syz-executor.2 Not tainted 4.14.125 #19
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 register_lock_class+0x2fd/0x1730 kernel/locking/lockdep.c:768
 __lock_acquire+0x147/0x45e0 kernel/locking/lockdep.c:3374
 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3991
 flush_work+0xae/0x730 kernel/workqueue.c:2881
 __cancel_work_timer+0x2f0/0x480 kernel/workqueue.c:2956
 cancel_work_sync+0x18/0x20 kernel/workqueue.c:2992
 smc_close_active+0x68e/0xba0 net/smc/smc_close.c:206
 smc_release+0x45a/0x630 net/smc/af_smc.c:131
 __sock_release+0xce/0x2b0 net/socket.c:602
 sock_close+0x1b/0x30 net/socket.c:1139
 __fput+0x275/0x7a0 fs/file_table.c:210
 ____fput+0x16/0x20 fs/file_table.c:244
 task_work_run+0x114/0x190 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1da/0x220 arch/x86/entry/common.c:164
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4bc/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4592c9
RSP: 002b:00007f6d27830c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00000000004592c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d278316d4
R13: 00000000004f8052 R14: 00000000004d0e30 R15: 00000000ffffffff
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
device ifb0 entered promiscuous mode
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'bpq1' (ffff888093334830): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'bpq1' (ffff888093334830): kobject_uevent_env
kobject: 'bpq1' (ffff888093334830): fill_kobj_path: path = '/devices/virtual/net/bpq1'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'queues' (ffff888098745648): kobject_add_internal: parent: 'bpq1', set: '<NULL>'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'queues' (ffff888098745648): kobject_uevent_env
kobject: 'queues' (ffff888098745648): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'rx-0' (ffff8880a7f82a90): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0' (ffff8880a7f82a90): kobject_uevent_env
kobject: 'rx-0' (ffff8880a7f82a90): fill_kobj_path: path = '/devices/virtual/net/bpq1/queues/rx-0'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'tx-0' (ffff8880a8ca7ad8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880a8ca7ad8): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'tx-0' (ffff8880a8ca7ad8): fill_kobj_path: path = '/devices/virtual/net/bpq1/queues/tx-0'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'lapb1' (ffff88808f35d1b0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'lapb1' (ffff88808f35d1b0): kobject_uevent_env
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies.  Check SNMP counters.
kobject: 'lapb1' (ffff88808f35d1b0): fill_kobj_path: path = '/devices/virtual/net/lapb1'
kobject: 'queues' (ffff88806b4e6348): kobject_add_internal: parent: 'lapb1', set: '<NULL>'
kobject: 'queues' (ffff88806b4e6348): kobject_uevent_env
kobject: 'queues' (ffff88806b4e6348): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff888096fcd0d0): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff888096fcd0d0): kobject_uevent_env
kobject: 'rx-0' (ffff888096fcd0d0): fill_kobj_path: path = '/devices/virtual/net/lapb1/queues/rx-0'
kobject: 'tx-0' (ffff88809ef08298): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff88809ef08298): kobject_uevent_env
kobject: 'tx-0' (ffff88809ef08298): fill_kobj_path: path = '/devices/virtual/net/lapb1/queues/tx-0'
device ifb0 left promiscuous mode
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
device ifb0 entered promiscuous mode
device ifb0 left promiscuous mode
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
device ifb0 entered promiscuous mode
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
device ifb0 left promiscuous mode
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
device ifb0 entered promiscuous mode
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
device ifb0 left promiscuous mode
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
device ifb0 entered promiscuous mode
device ifb0 left promiscuous mode
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
device ifb0 entered promiscuous mode
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
device ifb0 left promiscuous mode
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'veth2' (ffff88808a5c91b0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth2' (ffff88808a5c91b0): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'veth2' (ffff88808a5c91b0): fill_kobj_path: path = '/devices/virtual/net/veth2'
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'queues' (ffff8880a15c4c48): kobject_add_internal: parent: 'veth2', set: '<NULL>'
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'queues' (ffff8880a15c4c48): kobject_uevent_env
kobject: 'queues' (ffff8880a15c4c48): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880a8761850): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'rx-0' (ffff8880a8761850): kobject_uevent_env
kobject: 'rx-0' (ffff8880a8761850): fill_kobj_path: path = '/devices/virtual/net/veth2/queues/rx-0'
kobject: 'tx-0' (ffff88809f491518): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff88809f491518): kobject_uevent_env
kobject: 'tx-0' (ffff88809f491518): fill_kobj_path: path = '/devices/virtual/net/veth2/queues/tx-0'
kobject: 'batman_adv' (ffff8880a9961200): kobject_add_internal: parent: 'veth2', set: '<NULL>'
kobject: 'veth3' (ffff88808c30f0f0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'veth3' (ffff88808c30f0f0): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'veth3' (ffff88808c30f0f0): fill_kobj_path: path = '/devices/virtual/net/veth3'
kobject: 'queues' (ffff888098745a48): kobject_add_internal: parent: 'veth3', set: '<NULL>'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'queues' (ffff888098745a48): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'queues' (ffff888098745a48): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'rx-0' (ffff8880a82e2010): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880a82e2010): kobject_uevent_env
kobject: 'rx-0' (ffff8880a82e2010): fill_kobj_path: path = '/devices/virtual/net/veth3/queues/rx-0'
kobject: 'tx-0' (ffff888071dcad18): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888071dcad18): kobject_uevent_env
kobject: 'tx-0' (ffff888071dcad18): fill_kobj_path: path = '/devices/virtual/net/veth3/queues/tx-0'
kobject: 'batman_adv' (ffff888091685280): kobject_add_internal: parent: 'veth3', set: '<NULL>'
device ifb0 entered promiscuous mode
device ifb0 left promiscuous mode
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'veth4' (ffff8880a1756e70): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'veth4' (ffff8880a1756e70): kobject_uevent_env
kobject: 'veth4' (ffff8880a1756e70): fill_kobj_path: path = '/devices/virtual/net/veth4'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'queues' (ffff888096bff348): kobject_add_internal: parent: 'veth4', set: '<NULL>'
kobject: 'queues' (ffff888096bff348): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'queues' (ffff888096bff348): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'rx-0' (ffff8880a7114f10): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'rx-0' (ffff8880a7114f10): kobject_uevent_env
kobject: 'rx-0' (ffff8880a7114f10): fill_kobj_path: path = '/devices/virtual/net/veth4/queues/rx-0'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'tx-0' (ffff888071eb77d8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'tx-0' (ffff888071eb77d8): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'tx-0' (ffff888071eb77d8): fill_kobj_path: path = '/devices/virtual/net/veth4/queues/tx-0'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'batman_adv' (ffff888093baf100): kobject_add_internal: parent: 'veth4', set: '<NULL>'
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'veth5' (ffff88806b1d0eb0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth5' (ffff88806b1d0eb0): kobject_uevent_env
kobject: 'veth5' (ffff88806b1d0eb0): fill_kobj_path: path = '/devices/virtual/net/veth5'
kobject: 'queues' (ffff88809912f148): kobject_add_internal: parent: 'veth5', set: '<NULL>'
kobject: 'queues' (ffff88809912f148): kobject_uevent_env
kobject: 'queues' (ffff88809912f148): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff888098682010): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff888098682010): kobject_uevent_env
kobject: 'rx-0' (ffff888098682010): fill_kobj_path: path = '/devices/virtual/net/veth5/queues/rx-0'
kobject: 'tx-0' (ffff8880a03a97d8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880a03a97d8): kobject_uevent_env
kobject: 'tx-0' (ffff8880a03a97d8): fill_kobj_path: path = '/devices/virtual/net/veth5/queues/tx-0'
kobject: 'batman_adv' (ffff888084e77e00): kobject_add_internal: parent: 'veth5', set: '<NULL>'
device ifb0 entered promiscuous mode
device ifb0 left promiscuous mode
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'veth6' (ffff8880a9376db0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth6' (ffff8880a9376db0): kobject_uevent_env
kobject: 'veth6' (ffff8880a9376db0): fill_kobj_path: path = '/devices/virtual/net/veth6'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'queues' (ffff888092811748): kobject_add_internal: parent: 'veth6', set: '<NULL>'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'queues' (ffff888092811748): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'queues' (ffff888092811748): kobject_uevent_env: filter function caused the event to drop!
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'rx-0' (ffff8880969e5f10): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880969e5f10): kobject_uevent_env
kobject: 'rx-0' (ffff8880969e5f10): fill_kobj_path: path = '/devices/virtual/net/veth6/queues/rx-0'
kobject: 'tx-0' (ffff8880a18af7d8): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff8880a18af7d8): kobject_uevent_env
kobject: 'tx-0' (ffff8880a18af7d8): fill_kobj_path: path = '/devices/virtual/net/veth6/queues/tx-0'
kobject: 'batman_adv' (ffff888099eb8180): kobject_add_internal: parent: 'veth6', set: '<NULL>'
kobject: 'veth7' (ffff8880a9374d70): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth7' (ffff8880a9374d70): kobject_uevent_env
kobject: 'veth7' (ffff8880a9374d70): fill_kobj_path: path = '/devices/virtual/net/veth7'
kobject: 'queues' (ffff88809912f348): kobject_add_internal: parent: 'veth7', set: '<NULL>'
kobject: 'queues' (ffff88809912f348): kobject_uevent_env
kobject: 'queues' (ffff88809912f348): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880969e5310): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880969e5310): kobject_uevent_env
kobject: 'rx-0' (ffff8880969e5310): fill_kobj_path: path = '/devices/virtual/net/veth7/queues/rx-0'
kobject: 'tx-0' (ffff888081e32098): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888081e32098): kobject_uevent_env
kobject: 'tx-0' (ffff888081e32098): fill_kobj_path: path = '/devices/virtual/net/veth7/queues/tx-0'
kobject: 'batman_adv' (ffff8880996b7a80): kobject_add_internal: parent: 'veth7', set: '<NULL>'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'veth8' (ffff8880a95badf0): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth8' (ffff8880a95badf0): kobject_uevent_env
kobject: 'veth8' (ffff8880a95badf0): fill_kobj_path: path = '/devices/virtual/net/veth8'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'queues' (ffff888071244848): kobject_add_internal: parent: 'veth8', set: '<NULL>'
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'queues' (ffff888071244848): kobject_uevent_env
kobject: 'queues' (ffff888071244848): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff8880984a66d0): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff8880984a66d0): kobject_uevent_env
kobject: 'rx-0' (ffff8880984a66d0): fill_kobj_path: path = '/devices/virtual/net/veth8/queues/rx-0'
kobject: 'tx-0' (ffff888088722598): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888088722598): kobject_uevent_env
kobject: 'tx-0' (ffff888088722598): fill_kobj_path: path = '/devices/virtual/net/veth8/queues/tx-0'
kobject: 'batman_adv' (ffff888085442380): kobject_add_internal: parent: 'veth8', set: '<NULL>'
kobject: 'veth9' (ffff888095280e30): kobject_add_internal: parent: 'net', set: 'devices'
kobject: 'veth9' (ffff888095280e30): kobject_uevent_env
kobject: 'veth9' (ffff888095280e30): fill_kobj_path: path = '/devices/virtual/net/veth9'
kobject: 'queues' (ffff888096bff948): kobject_add_internal: parent: 'veth9', set: '<NULL>'
kobject: 'queues' (ffff888096bff948): kobject_uevent_env
kobject: 'queues' (ffff888096bff948): kobject_uevent_env: filter function caused the event to drop!
kobject: 'rx-0' (ffff88809c5fb790): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'rx-0' (ffff88809c5fb790): kobject_uevent_env
kobject: 'rx-0' (ffff88809c5fb790): fill_kobj_path: path = '/devices/virtual/net/veth9/queues/rx-0'
kobject: 'tx-0' (ffff888088722818): kobject_add_internal: parent: 'queues', set: 'queues'
kobject: 'tx-0' (ffff888088722818): kobject_uevent_env
kobject: 'tx-0' (ffff888088722818): fill_kobj_path: path = '/devices/virtual/net/veth9/queues/tx-0'
kobject: 'batman_adv' (ffff888095767200): kobject_add_internal: parent: 'veth9', set: '<NULL>'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop5' (ffff8880a4a672e0): kobject_uevent_env
kobject: 'loop5' (ffff8880a4a672e0): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop2' (ffff8880a495af60): kobject_uevent_env
kobject: 'loop2' (ffff8880a495af60): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop1' (ffff8880a4920620): kobject_uevent_env
kobject: 'loop1' (ffff8880a4920620): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop3' (ffff8880a49d2960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d2960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop0' (ffff8880a48d76e0): kobject_uevent_env
kobject: 'loop0' (ffff8880a48d76e0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (ffff8880a4a0c9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a0c9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/06/14 04:45 linux-4.14.y 2bf3258a12af 998ccc76 .config log report