Extracting prog: 1m26.5358681s
Minimizing prog: 6m49.878634257s
Simplifying prog options: 0s
Extracting C: 1m2.427954081s
Simplifying C: 9m46.345949616s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program crashed: kernel BUG in may_delete
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$incfs-openat
detailed listing:
executing program 0:
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', 0x0, &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x187842, 0x147)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=38.250740244s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
simplifying C reproducer
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program did not crash
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program did not crash
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.250740244s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
reproducing took 19m5.188429613s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/namei.c:2894!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 353 Comm: syz-executor359 Not tainted 5.4.290-syzkaller-00002-g41adfeb3d639 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0d f6 ff e9 db fd ff ff e8 07 23 c6 ff 0f 0b e8 00 23 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb
RSP: 0018:ffff8881ef3ffc28 EFLAGS: 00010293
RAX: ffffffff819e2800 RBX: ffff8881dced3018 RCX: ffff8881f37cbf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881dce45690 R08: ffffffff819e2128 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dced3000
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dce9af68
FS:  0000555588541380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558855a778 CR3: 00000001dfe7f000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x29/0x3c0 fs/namei.c:4008
 incfs_kill_sb+0x105/0x200 fs/incfs/vfs.c:1944
 deactivate_locked_super+0xa8/0x110 fs/super.c:335
 deactivate_super+0x1e2/0x2a0 fs/super.c:366
 cleanup_mnt+0x44e/0x500 fs/namespace.c:1102
 task_work_run+0x140/0x170 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x190/0x1a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f4d07b8b547
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fffb2e039a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4d07b8b547
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffb2e03a60
RBP: 00007fffb2e03a60 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fffb2e04b50
R13: 000055558854a700 R14: 431bde82d7b634db R15: 00007fffb2e05be0
Modules linked in:
---[ end trace 090be5a0785d0b7a ]---
RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0d f6 ff e9 db fd ff ff e8 07 23 c6 ff 0f 0b e8 00 23 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb
RSP: 0018:ffff8881ef3ffc28 EFLAGS: 00010293
RAX: ffffffff819e2800 RBX: ffff8881dced3018 RCX: ffff8881f37cbf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881dce45690 R08: ffffffff819e2128 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dced3000
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dce9af68
FS:  0000555588541380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558855a778 CR3: 00000001dfe7f000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/namei.c:2894!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 353 Comm: syz-executor359 Not tainted 5.4.290-syzkaller-00002-g41adfeb3d639 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0d f6 ff e9 db fd ff ff e8 07 23 c6 ff 0f 0b e8 00 23 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb
RSP: 0018:ffff8881ef3ffc28 EFLAGS: 00010293
RAX: ffffffff819e2800 RBX: ffff8881dced3018 RCX: ffff8881f37cbf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881dce45690 R08: ffffffff819e2128 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dced3000
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dce9af68
FS:  0000555588541380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558855a778 CR3: 00000001dfe7f000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x29/0x3c0 fs/namei.c:4008
 incfs_kill_sb+0x105/0x200 fs/incfs/vfs.c:1944
 deactivate_locked_super+0xa8/0x110 fs/super.c:335
 deactivate_super+0x1e2/0x2a0 fs/super.c:366
 cleanup_mnt+0x44e/0x500 fs/namespace.c:1102
 task_work_run+0x140/0x170 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x190/0x1a0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f4d07b8b547
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fffb2e039a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4d07b8b547
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffb2e03a60
RBP: 00007fffb2e03a60 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fffb2e04b50
R13: 000055558854a700 R14: 431bde82d7b634db R15: 00007fffb2e05be0
Modules linked in:
---[ end trace 090be5a0785d0b7a ]---
RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0d f6 ff e9 db fd ff ff e8 07 23 c6 ff 0f 0b e8 00 23 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb
RSP: 0018:ffff8881ef3ffc28 EFLAGS: 00010293
RAX: ffffffff819e2800 RBX: ffff8881dced3018 RCX: ffff8881f37cbf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881dce45690 R08: ffffffff819e2128 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dced3000
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dce9af68
FS:  0000555588541380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558855a778 CR3: 00000001dfe7f000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400