Extracting prog: 2m57.200102673s
Minimizing prog: 125.84µs
Simplifying prog options: 0s
Extracting C: 2m8.156793923s
Simplifying C: 10m22.62664473s
extracting reproducer from 30 programs
first checking the prog from the crash report
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000ac0)='ext4\x00', &(0x7f0000000240)='./file1\x00', 0x3810744, &(0x7f0000003140)={[{@noblock_validity}, {@max_batch_time={'max_batch_time', 0x3d, 0x5314}}, {@errors_remount}, {@jqfmt_vfsv1}, {@jqfmt_vfsv0}, {@delalloc}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x100}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@i_version}]}, 0x1, 0x453, &(0x7f0000002a80)="$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")
program crashed: general protection fault in bio_seg_gap
program crashed: general protection fault in bio_seg_gap
single: successfully extracted reproducer
found reproducer with 1 syscalls
minimizing guilty program
extracting C reproducer
testing compiled C program (duration=45.377361906s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
simplifying C reproducer
testing compiled C program (duration=45.377361906s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false 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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing compiled C program (duration=45.377361906s, {Threaded:false Repeat:false 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: general protection fault in bio_seg_gap
testing program (duration=45.377361906s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000ac0)='ext4\x00', &(0x7f0000000240)='./file1\x00', 0x3810744, &(0x7f0000003140)={[{@noblock_validity}, {@max_batch_time={'max_batch_time', 0x3d, 0x5314}}, {@errors_remount}, {@jqfmt_vfsv1}, {@jqfmt_vfsv0}, {@delalloc}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x100}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@i_version}]}, 0x1, 0x453, &(0x7f0000002a80)="$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")
program crashed: general protection fault in bio_seg_gap
validation run: crashed=true
testing program (duration=45.377361906s, {Threaded:false Repeat:false 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000ac0)='ext4\x00', &(0x7f0000000240)='./file1\x00', 0x3810744, &(0x7f0000003140)={[{@noblock_validity}, {@max_batch_time={'max_batch_time', 0x3d, 0x5314}}, {@errors_remount}, {@jqfmt_vfsv1}, {@jqfmt_vfsv0}, {@delalloc}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x100}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@i_version}]}, 0x1, 0x453, &(0x7f0000002a80)="$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")
program crashed: general protection fault in bio_seg_gap
validation run: crashed=true
testing program (duration=45.377361906s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000ac0)='ext4\x00', &(0x7f0000000240)='./file1\x00', 0x3810744, &(0x7f0000003140)={[{@noblock_validity}, {@max_batch_time={'max_batch_time', 0x3d, 0x5314}}, {@errors_remount}, {@jqfmt_vfsv1}, {@jqfmt_vfsv0}, {@delalloc}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x100}}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x5c}}, {@i_version}]}, 0x1, 0x453, &(0x7f0000002a80)="$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")
program crashed: general protection fault in bio_seg_gap
validation run: crashed=true
reproducing took 20m21.372838056s
repro crashed as (corrupted=false):
=======================================================
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
EXT4-fs: Ignoring removed i_version option
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:bio_get_first_bvec block/blk-merge.c:22 [inline]
RIP: 0010:bio_get_last_bvec block/blk-merge.c:30 [inline]
RIP: 0010:bio_seg_gap+0x1c6/0x7d0 block/blk-merge.c:743
Code: fd 48 ba 00 00 00 00 00 fc ff df 49 8b 06 48 89 5c 24 20 49 89 de 49 c1 e6 04 48 89 44 24 08 4a 8d 2c 30 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 ef e8 0c 33 b9 fd 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90003036a60 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880788e5b80
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff8880786a1030
RBP: 0000000000000000 R08: ffff888141f6d877 R09: 1ffff110283edb0e
R10: dffffc0000000000 R11: ffffed10283edb0f R12: 0000000000000400
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880786a1000
FS: 0000555589f40500(0000) GS:ffff888125ecd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe080ddae9c CR3: 00000000745c6000 CR4: 00000000003526f0
Call Trace:
bio_attempt_back_merge+0x4ba/0x920 block/blk-merge.c:940
blk_attempt_plug_merge+0x145/0x1d0 block/blk-merge.c:1073
blk_mq_attempt_bio_merge block/blk-mq.c:3022 [inline]
blk_mq_submit_bio+0x1abd/0x26d0 block/blk-mq.c:3186
__submit_bio+0x207/0x5a0 block/blk-core.c:637
__submit_bio_noacct_mq block/blk-core.c:724 [inline]
submit_bio_noacct_nocheck+0x2fb/0xa50 block/blk-core.c:755
submit_bio_wait+0x104/0x200 block/bio.c:1389
blkdev_issue_discard+0x113/0x1b0 block/blk-lib.c:95
ext4_mb_clear_bb fs/ext4/mballoc.c:6620 [inline]
ext4_free_blocks+0xce2/0x1bf0 fs/ext4/mballoc.c:6770
ext4_clear_blocks+0x372/0x3f0 fs/ext4/indirect.c:888
ext4_free_data fs/ext4/indirect.c:962 [inline]
ext4_ind_truncate+0x701/0xb30 fs/ext4/indirect.c:1154
ext4_truncate+0xb24/0x12e0 fs/ext4/inode.c:4620
ext4_evict_inode+0x86e/0xe80 fs/ext4/inode.c:260
evict+0x5f4/0xae0 fs/inode.c:837
ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:470
__ext4_fill_super fs/ext4/super.c:5618 [inline]
ext4_fill_super+0x5920/0x61e0 fs/ext4/super.c:5737
get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1697
vfs_get_tree+0x92/0x2b0 fs/super.c:1757
fc_mount fs/namespace.c:1198 [inline]
do_new_mount_fc fs/namespace.c:3641 [inline]
do_new_mount+0x302/0xa10 fs/namespace.c:3717
do_mount fs/namespace.c:4040 [inline]
__do_sys_mount fs/namespace.c:4228 [inline]
__se_sys_mount+0x313/0x410 fs/namespace.c:4205
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f74a6990e6a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3db28e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffd3db28ea0 RCX: 00007f74a6990e6a
RDX: 0000200000000ac0 RSI: 0000200000000240 RDI: 00007ffd3db28e60
RBP: 0000200000000ac0 R08: 00007ffd3db28ea0 R09: 0000000003810744
R10: 0000000003810744 R11: 0000000000000246 R12: 0000200000000240
R13: 00007ffd3db28e60 R14: 0000000000000453 R15: 000000000000002c
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:bio_get_first_bvec block/blk-merge.c:22 [inline]
RIP: 0010:bio_get_last_bvec block/blk-merge.c:30 [inline]
RIP: 0010:bio_seg_gap+0x1c6/0x7d0 block/blk-merge.c:743
Code: fd 48 ba 00 00 00 00 00 fc ff df 49 8b 06 48 89 5c 24 20 49 89 de 49 c1 e6 04 48 89 44 24 08 4a 8d 2c 30 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 ef e8 0c 33 b9 fd 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90003036a60 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880788e5b80
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff8880786a1030
RBP: 0000000000000000 R08: ffff888141f6d877 R09: 1ffff110283edb0e
R10: dffffc0000000000 R11: ffffed10283edb0f R12: 0000000000000400
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880786a1000
FS: 0000555589f40500(0000) GS:ffff888125ecd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe080ddae9c CR3: 00000000745c6000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: fd std
1: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
8: fc ff df
b: 49 8b 06 mov (%r14),%rax
e: 48 89 5c 24 20 mov %rbx,0x20(%rsp)
13: 49 89 de mov %rbx,%r14
16: 49 c1 e6 04 shl $0x4,%r14
1a: 48 89 44 24 08 mov %rax,0x8(%rsp)
1f: 4a 8d 2c 30 lea (%rax,%r14,1),%rbp
23: 48 89 e8 mov %rbp,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) <-- trapping instruction
2e: 74 12 je 0x42
30: 48 89 ef mov %rbp,%rdi
33: e8 0c 33 b9 fd call 0xfdb93344
38: 48 rex.W
39: ba 00 00 00 00 mov $0x0,%edx
3e: 00 fc add %bh,%ah
final repro crashed as (corrupted=false):
=======================================================
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
EXT4-fs: Ignoring removed i_version option
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:bio_get_first_bvec block/blk-merge.c:22 [inline]
RIP: 0010:bio_get_last_bvec block/blk-merge.c:30 [inline]
RIP: 0010:bio_seg_gap+0x1c6/0x7d0 block/blk-merge.c:743
Code: fd 48 ba 00 00 00 00 00 fc ff df 49 8b 06 48 89 5c 24 20 49 89 de 49 c1 e6 04 48 89 44 24 08 4a 8d 2c 30 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 ef e8 0c 33 b9 fd 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90003036a60 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880788e5b80
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff8880786a1030
RBP: 0000000000000000 R08: ffff888141f6d877 R09: 1ffff110283edb0e
R10: dffffc0000000000 R11: ffffed10283edb0f R12: 0000000000000400
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880786a1000
FS: 0000555589f40500(0000) GS:ffff888125ecd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe080ddae9c CR3: 00000000745c6000 CR4: 00000000003526f0
Call Trace:
bio_attempt_back_merge+0x4ba/0x920 block/blk-merge.c:940
blk_attempt_plug_merge+0x145/0x1d0 block/blk-merge.c:1073
blk_mq_attempt_bio_merge block/blk-mq.c:3022 [inline]
blk_mq_submit_bio+0x1abd/0x26d0 block/blk-mq.c:3186
__submit_bio+0x207/0x5a0 block/blk-core.c:637
__submit_bio_noacct_mq block/blk-core.c:724 [inline]
submit_bio_noacct_nocheck+0x2fb/0xa50 block/blk-core.c:755
submit_bio_wait+0x104/0x200 block/bio.c:1389
blkdev_issue_discard+0x113/0x1b0 block/blk-lib.c:95
ext4_mb_clear_bb fs/ext4/mballoc.c:6620 [inline]
ext4_free_blocks+0xce2/0x1bf0 fs/ext4/mballoc.c:6770
ext4_clear_blocks+0x372/0x3f0 fs/ext4/indirect.c:888
ext4_free_data fs/ext4/indirect.c:962 [inline]
ext4_ind_truncate+0x701/0xb30 fs/ext4/indirect.c:1154
ext4_truncate+0xb24/0x12e0 fs/ext4/inode.c:4620
ext4_evict_inode+0x86e/0xe80 fs/ext4/inode.c:260
evict+0x5f4/0xae0 fs/inode.c:837
ext4_orphan_cleanup+0xc20/0x1460 fs/ext4/orphan.c:470
__ext4_fill_super fs/ext4/super.c:5618 [inline]
ext4_fill_super+0x5920/0x61e0 fs/ext4/super.c:5737
get_tree_bdev_flags+0x40e/0x4d0 fs/super.c:1697
vfs_get_tree+0x92/0x2b0 fs/super.c:1757
fc_mount fs/namespace.c:1198 [inline]
do_new_mount_fc fs/namespace.c:3641 [inline]
do_new_mount+0x302/0xa10 fs/namespace.c:3717
do_mount fs/namespace.c:4040 [inline]
__do_sys_mount fs/namespace.c:4228 [inline]
__se_sys_mount+0x313/0x410 fs/namespace.c:4205
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f74a6990e6a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd3db28e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ffd3db28ea0 RCX: 00007f74a6990e6a
RDX: 0000200000000ac0 RSI: 0000200000000240 RDI: 00007ffd3db28e60
RBP: 0000200000000ac0 R08: 00007ffd3db28ea0 R09: 0000000003810744
R10: 0000000003810744 R11: 0000000000000246 R12: 0000200000000240
R13: 00007ffd3db28e60 R14: 0000000000000453 R15: 000000000000002c
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:bio_get_first_bvec block/blk-merge.c:22 [inline]
RIP: 0010:bio_get_last_bvec block/blk-merge.c:30 [inline]
RIP: 0010:bio_seg_gap+0x1c6/0x7d0 block/blk-merge.c:743
Code: fd 48 ba 00 00 00 00 00 fc ff df 49 8b 06 48 89 5c 24 20 49 89 de 49 c1 e6 04 48 89 44 24 08 4a 8d 2c 30 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 48 89 ef e8 0c 33 b9 fd 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90003036a60 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880788e5b80
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff8880786a1030
RBP: 0000000000000000 R08: ffff888141f6d877 R09: 1ffff110283edb0e
R10: dffffc0000000000 R11: ffffed10283edb0f R12: 0000000000000400
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880786a1000
FS: 0000555589f40500(0000) GS:ffff888125ecd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe080ddae9c CR3: 00000000745c6000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: fd std
1: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
8: fc ff df
b: 49 8b 06 mov (%r14),%rax
e: 48 89 5c 24 20 mov %rbx,0x20(%rsp)
13: 49 89 de mov %rbx,%r14
16: 49 c1 e6 04 shl $0x4,%r14
1a: 48 89 44 24 08 mov %rax,0x8(%rsp)
1f: 4a 8d 2c 30 lea (%rax,%r14,1),%rbp
23: 48 89 e8 mov %rbp,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 10 00 cmpb $0x0,(%rax,%rdx,1) <-- trapping instruction
2e: 74 12 je 0x42
30: 48 89 ef mov %rbp,%rdi
33: e8 0c 33 b9 fd call 0xfdb93344
38: 48 rex.W
39: ba 00 00 00 00 mov $0x0,%edx
3e: 00 fc add %bh,%ah