bisecting fixing commit since 893af1c79e42e53af0da22165b46eea135af0613 building syzkaller on acb51638141ff960f547431757130749bc176bc0 testing commit 893af1c79e42e53af0da22165b46eea135af0613 with gcc (GCC) 8.4.1 20210217 kernel signature: 0e46310a55b5e8e87b78fd60dabe9cb5de0f12946a93765b3633995b1aea4ef6 all runs: crashed: WARNING in untrack_pfn testing current HEAD 2965db2e004cf9c92b87c1f559e9812c0ae878c1 testing commit 2965db2e004cf9c92b87c1f559e9812c0ae878c1 with gcc (GCC) 8.4.1 20210217 kernel signature: ad4f90192254529db8c9e486e5441841b4d784663fb5e7d462e52822e7f7810b all runs: crashed: WARNING in untrack_pfn revisions tested: 2, total time: 40m19.200500445s (build: 20m28.10383464s, test: 19m7.571282736s) the crash still happens on HEAD commit msg: Linux 4.19.188 crash: WARNING in untrack_pfn RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000004 WARNING: CPU: 1 PID: 14211 at arch/x86/mm/pat.c:1064 untrack_pfn+0x1cb/0x240 arch/x86/mm/pat.c:1073 Modules linked in: CPU: 1 PID: 14211 Comm: syz-executor055 Not tainted 4.19.188-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:untrack_pfn+0x1cb/0x240 arch/x86/mm/pat.c:1064 Code: 00 00 00 48 c7 43 08 00 00 00 00 48 8b 45 d8 65 48 33 04 25 28 00 00 00 75 14 48 81 c4 b0 00 00 00 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b eb c1 e8 bc 83 0d 00 48 89 95 30 ff ff ff 48 89 b5 38 ff ff RSP: 0018:ffff8881e1e3f8c0 EFLAGS: 00010282 RAX: 00000000ffffffea RBX: 1ffff1103c3c7f1a RCX: 0000000000000000 RDX: 0000000000000004 RSI: 0000000000000004 RDI: ffffffff89c8e6e0 RBP: ffff8881e1e3f990 R08: ffffed103b29166f R09: ffffed103b29166e R10: ffffed103b29166e R11: ffff8881d948b373 R12: ffff8881df96da90 R13: 0000000000000000 R14: ffff8881e1e3f970 R15: ffff8881e1e3fa60 FS: 00000000013e1300(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004b70f0 CR3: 00000001ee569006 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unmap_single_vma+0x144/0x300 mm/memory.c:1547 unmap_vmas+0xe7/0x1a0 mm/memory.c:1598 exit_mmap+0x251/0x470 mm/mmap.c:3093 __mmput kernel/fork.c:1015 [inline] mmput+0x107/0x3f0 kernel/fork.c:1036 dup_mm kernel/fork.c:1300 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x2c90/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000004 irq event stamp: 992 hardirqs last enabled at (991): [] kfree+0x107/0x220 mm/slab.c:3823 hardirqs last disabled at (992): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (968): [] __do_softirq+0x62d/0x919 kernel/softirq.c:318 softirqs last disabled at (937): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (937): [] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 ---[ end trace 9402a90ba91cc50d ]--- FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14214 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14217 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000006 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14218 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000007 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14219 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000008 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14220 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000009 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14221 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000a FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14222 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000b FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14223 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000c FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14224 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000d FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14225 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000e FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14226 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000000f FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14227 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000010 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14228 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000011 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14229 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000012 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14230 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000013 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14231 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000014 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14232 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000015 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14233 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000016 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14234 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000017 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14235 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000018 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14236 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000019 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14237 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001a FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14238 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001b FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 14239 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001c FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14240 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001d FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14241 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001e FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14242 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 000000000000001f FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14243 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000020 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14244 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000021 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14245 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000022 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14246 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000023 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14247 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000024 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14248 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000025 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14249 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000026 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14250 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000027 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14251 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffcad163c80 R14: 00007ffcad163cc0 R15: 0000000000000028 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14252 Comm: syz-executor055 Tainted: G W 4.19.188-syzkaller #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+0x123/0x171 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0xa lib/fault-inject.c:149 __should_failslab+0xba/0xf0 mm/failslab.c:32 should_failslab+0x9/0x20 mm/slab_common.c:1588 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x2b6/0x720 mm/slab.c:3557 vm_area_dup+0x1b/0x150 kernel/fork.c:329 dup_mmap kernel/fork.c:489 [inline] dup_mm kernel/fork.c:1284 [inline] copy_mm kernel/fork.c:1340 [inline] copy_process.part.34+0x307c/0x76d0 kernel/fork.c:1912 copy_process kernel/fork.c:1718 [inline] _do_fork+0x16a/0xcb0 kernel/fork.c:2218 __do_sys_clone kernel/fork.c:2325 [inline] __se_sys_clone kernel/fork.c:2319 [inline] __x64_sys_clone+0xba/0x140 kernel/fork.c:2319 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x441409 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcad163c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441409 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffcad163c60 R08: 0000000000000000 R09: 00007ffcad163c70