bisecting fixing commit since a6ca7c65b1376f7bb14979cb745d3da73c8de948
building syzkaller on e1768e9c12f6025bdcfe8a957808608d499692b8
testing commit a6ca7c65b1376f7bb14979cb745d3da73c8de948
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 5ba668fa9251a3ed380c6451125c4535e47dd8d27b0ea5472ae6909729d5b37e
all runs: crashed: unregister_netdevice: waiting for DEV to become free
testing current HEAD 74766a973637a02c32c04c1c6496e114e4855239
testing commit 74766a973637a02c32c04c1c6496e114e4855239
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 42f598977c3a70417a0d2e493b3c30c422b20074a0a17644bdfb21417b7977ab
run #0: crashed: unregister_netdevice: waiting for DEV to become free
run #1: crashed: unregister_netdevice: waiting for DEV to become free
run #2: crashed: unregister_netdevice: waiting for DEV to become free
run #3: crashed: unregister_netdevice: waiting for DEV to become free
run #4: crashed: unregister_netdevice: waiting for DEV to become free
run #5: crashed: unregister_netdevice: waiting for DEV to become free
run #6: crashed: unregister_netdevice: waiting for DEV to become free
run #7: crashed: unregister_netdevice: waiting for DEV to become free
run #8: crashed: possible deadlock in __generic_file_fsync
run #9: crashed: unregister_netdevice: waiting for DEV to become free
revisions tested: 2, total time: 23m30.598169122s (build: 16m29.312630438s, test: 6m23.957990852s)
the crash still happens on HEAD
commit msg: Linux 4.14.275
crash: unregister_netdevice: waiting for DEV to become free
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8336 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8343 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8352 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8358 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8366 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8373 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8381 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8387 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8396 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8403 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8411 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8419 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8426 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8432 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8441 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8449 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8457 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8464 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8471 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8479 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8486 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8493 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8501 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8509 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8517 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8525 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8533 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8539 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8547 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8554 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8562 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8570 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8578 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8586 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8593 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8601 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 8608 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9
RSP: 002b:00007fc9568252e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
RAX: ffffffffffffffda RBX: 00007fc9568fd4c0 RCX: 00007fc956878cd9
RDX: 0000000020000540 RSI: 0000000000000002 RDI: 00007fc9567fc000
RBP: 00007fc9568ca0c0 R08: 0000000000000001 R09: 0000000000000033
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc9568fd4cc
R13: 00007fc9568252f0 R14: 00007fc9568fd4c8 R15: 0000000000000001
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 8615 Comm: syz-executor167 Not tainted 4.14.275-syzkaller #0
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+0x14b/0x1e7 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x105/0x144 lib/fault-inject.c:149
 should_failslab+0xba/0xf0 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc+0x2ab/0x3e0 mm/slab.c:3550
 aio_get_req fs/aio.c:1049 [inline]
 io_submit_one fs/aio.c:1589 [inline]
 do_io_submit+0x26c/0x1290 fs/aio.c:1709
 SYSC_io_submit fs/aio.c:1734 [inline]
 SyS_io_submit+0xb/0x10 fs/aio.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x7fc956878cd9