syzbot
SYZFAIL: too much cover (2)
Status:
fixed on 2026/08/17 18:31
Reported-by: syzbot+c9b0980bc5de63fcd3b0@syzkaller.appspotmail.com
Fix commit:
31a791793542
Split Landlock syscall tests by ABI version.
First crash: 56d, last: 56d
Sample crash report:
SYZFAIL: too much cover
cov=0 (errno 110: Connection timed out)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too much cover
cov=0 (errno 110: Connection timed out)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too much cover
cov=0 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too much cover
cov=0 (errno 110: Connection timed out)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: too many calls in output
slot=64 (errno 11: Resource temporarily unavailable)
SYZFAIL: child failed
(errno 0: Success)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=1 req=8380 state=3 status=67 (errno 9: Bad file descriptor)
D0704 11:27:32.485312 1 task_exit.go:225] [ 10: 10] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.485483 1 task_signals.go:464] [ 29089: 29089] Notified of signal 9
D0704 11:27:32.485503 1 task_signals.go:464] [ 29099: 29099] Notified of signal 9
D0704 11:27:32.485511 1 task_signals.go:464] [ 29436: 29436] Notified of signal 9
D0704 11:27:32.485516 1 task_exit.go:225] [ 10: 10] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.485521 1 task_exit.go:225] [ 10: 10] Transitioning from exit state TaskExitZombie to TaskExitDead
D0704 11:27:32.485933 1 task_signals.go:200] [ 29089: 29089] Signal 9, PID: 29089, TID: 29089, fault addr: 0x0: terminating thread group
D0704 11:27:32.485967 1 task_exit.go:225] [ 29089: 29089] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.485966 1 task_signals.go:200] [ 29436: 29436] Signal 9, PID: 29436, TID: 29436, fault addr: 0x0: terminating thread group
D0704 11:27:32.485999 1 task_exit.go:225] [ 29436: 29436] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.486029 1 loader.go:1681] updated processes (removal): map[{ci-gvisor-ptrace-2-1 0}:0x3da05845a1e0]
D0704 11:27:32.486105 1 controller.go:930] containerManager.Wait, cid: ci-gvisor-ptrace-2-1, pid: 10, waitStatus: 0x4300, err: <nil>
D0704 11:27:32.486156 1 urpc.go:592] urpc: successfully marshalled 40 bytes.
D0704 11:27:32.486174 1 urpc.go:372] urpc: RPC call for method containerManager.WaitPID succeeded.
D0704 11:27:32.486390 15642 urpc.go:635] urpc: unmarshal success.
I0704 11:27:32.486466 15642 cli.go:310] Exiting with status: 17152
D0704 11:27:32.488014 1 urpc.go:433] urpc: unregistering client with FD 25
D0704 11:27:32.488064 1 task_signals.go:437] [ 29101( 1): 29101( 1)] Discarding ignored signal 13
D0704 11:27:32.488216 1 task_signals.go:437] [ 29440( 1): 29440( 1)] Discarding ignored signal 13
D0704 11:27:32.492136 1 task_signals.go:437] [ 29101( 1): 29101( 1)] Discarding ignored signal 13
D0704 11:27:32.493851 1 task_signals.go:437] [ 29091( 1): 29091( 1)] Discarding ignored signal 13
D0704 11:27:32.494342 1 task_signals.go:200] [ 29099: 29099] Signal 9, PID: 29099, TID: 29099, fault addr: 0x0: terminating thread group
D0704 11:27:32.494433 1 task_signals.go:475] [ 29091( 1): 29091( 1)] No task notified of signal 9
D0704 11:27:32.494454 1 task_signals.go:437] [ 29440( 1): 29440( 1)] Discarding ignored signal 13
D0704 11:27:32.494464 1 task_exit.go:225] [ 29089: 29089] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.494485 1 task_signals.go:464] [ 1: 1] Notified of signal 17
D0704 11:27:32.494514 1 task_signals.go:175] [ 1: 1] Restarting syscall 202: interrupted by signal 17
D0704 11:27:32.494525 1 task_signals.go:216] [ 1: 1] Signal 17: delivering to handler
D0704 11:27:32.494449 1 task_signals.go:437] [ 29101( 1): 29101( 1)] Discarding ignored signal 13
D0704 11:27:32.494797 1 task_exit.go:225] [ 29099: 29099] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.495177 1 task_signals.go:437] [ 29091( 1): 29091( 1)] Discarding ignored signal 13
D0704 11:27:32.495240 1 task_signals.go:200] [ 29091( 1): 29091( 1)] Signal 9, PID: 29091, TID: 29091, fault addr: 0x0: terminating thread group
D0704 11:27:32.495268 1 task_signals.go:475] [ 29440( 1): 29440( 1)] No task notified of signal 9
D0704 11:27:32.495348 1 task_signals.go:437] [ 29440( 1): 29440( 1)] Discarding ignored signal 13
D0704 11:27:32.495378 1 task_exit.go:225] [ 29436: 29436] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.495397 1 task_signals.go:464] [ 1: 1] Notified of signal 17
D0704 11:27:32.495418 1 task_signals.go:175] [ 1: 1] Restarting syscall 202: interrupted by signal 17
D0704 11:27:32.495429 1 task_signals.go:216] [ 1: 1] Signal 17: delivering to handler
D0704 11:27:32.495450 1 task_signals.go:200] [ 29440( 1): 29440( 1)] Signal 9, PID: 29440, TID: 29440, fault addr: 0x0: terminating thread group
D0704 11:27:32.495464 1 task_exit.go:225] [ 29091( 1): 29091( 1)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.495511 1 task_exit.go:225] [ 29101( 1): 29101( 1)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.495681 1 task_signals.go:475] [ 29101( 1): 29101( 1)] No task notified of signal 9
D0704 11:27:32.495709 1 task_exit.go:225] [ 29099: 29099] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.495720 1 task_signals.go:470] [ 1: 2] Notified of group signal 17
D0704 11:27:32.495733 1 task_exit.go:225] [ 29440( 1): 29440( 1)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0704 11:27:32.495768 1 task_signals.go:172] [ 1: 2] Not restarting syscall 202 after error interrupted by signal: interrupted by signal 17
D0704 11:27:32.495791 1 task_signals.go:216] [ 1: 2] Signal 17: delivering to handler
D0704 11:27:32.495896 1 task_exit.go:388] [ 29091( 1): 29091( 1)] Init process terminating, killing namespace
D0704 11:27:32.495959 1 task_signals.go:475] [ 29435( 57): 29435( 57)] No task notified of signal 9
D0704 11:27:32.495975 1 task_exit.go:225] [ 29435( 57): 29435( 57)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0704 11:27:32.496004 1 task_exit.go:225] [ 29091( 1): 29091( 1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.496020 1 task_signals.go:470] [ 1: 3] Notified of group signal 17
D0704 11:27:32.496034 1 task_exit.go:388] [ 29101( 1): 29101( 1)] Init process terminating, killing namespace
D0704 11:27:32.496046 1 task_exit.go:225] [ 29101( 1): 29101( 1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.496053 1 task_signals.go:452] [ 1: 1] Discarding duplicate signal 17
D0704 11:27:32.496068 1 task_signals.go:175] [ 1: 3] Restarting syscall 202: interrupted by signal 17
D0704 11:27:32.496088 1 task_signals.go:216] [ 1: 3] Signal 17: delivering to handler
D0704 11:27:32.496447 1 task_exit.go:388] [ 29440( 1): 29440( 1)] Init process terminating, killing namespace
D0704 11:27:32.496470 1 task_exit.go:225] [ 29440( 1): 29440( 1)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0704 11:27:32.496480 1 task_signals.go:464] [ 1: 1] Notified of signal 17
D0704 11:27:32.496604 1 task_signals.go:175] [ 1: 1] Restarting syscall 202: interrupted by signal 17
D0704 11:27:32.496625 1 task_signals.go:216] [ 1: 1] Signal 17: delivering to handler
D0704 11:27:32.639864 1 urpc.go:422] urpc: registering client with FD 25
D0704 11:27:32.640021 1 urpc.go:635] urpc: unmarshal success.
D0704 11:27:32.640042 1 urpc.go:302] urpc: handling RPC call for method debug.Stacks
D0704 11:27:32.640996 1 urpc.go:592] urpc: successfully marshalled 43470 bytes.
D0704 11:27:32.641021 1 urpc.go:372] urpc: RPC call for method debug.Stacks succeeded.
D0704 11:27:32.641755 1 urpc.go:433] urpc: unregistering client with FD 25
D0704 11:27:32.642119 1 urpc.go:422] urpc: registering client with FD 25
D0704 11:27:32.642238 1 urpc.go:635] urpc: unmarshal success.
D0704 11:27:32.642255 1 urpc.go:302] urpc: handling RPC call for method containerManager.Processes
D0704 11:27:32.642296 1 controller.go:316] containerManager.Processes, cid: ci-gvisor-ptrace-2-1
D0704 11:27:32.642440 1 urpc.go:592] urpc: successfully marshalled 1195 bytes.
D0704 11:27:32.642450 1 urpc.go:372] urpc: RPC call for method containerManager.Processes succeeded.
D0704 11:27:32.642643 1 urpc.go:433] urpc: unregistering client with FD 25
* Struck through repros no longer work on HEAD.