bisecting fixing commit since 9a2dc0e6c531d595bcdf2c66d0be131679bd02df building syzkaller on 1ba81399e2d03b53a7e631c4ab05f25af1fb1911 testing commit 9a2dc0e6c531d595bcdf2c66d0be131679bd02df with gcc (GCC) 8.4.1 20210217 kernel signature: 57d025dd5bebb264b7d621e52e468054923b8a7a7f6f8678b2d38748b434b569 all runs: crashed: divide error in do_journal_end testing current HEAD fcfbdfe9626edd5bf00c732e093eed249ecdbfa1 testing commit fcfbdfe9626edd5bf00c732e093eed249ecdbfa1 with gcc (GCC) 8.4.1 20210217 kernel signature: bbc34fa1a82fd51a1ec24889c496667f3035824f39de3729181e25afc5dd91ed all runs: crashed: divide error in do_journal_end revisions tested: 2, total time: 22m42.81347235s (build: 15m46.016828635s, test: 6m35.612383981s) the crash still happens on HEAD commit msg: Linux 4.19.197 crash: divide error in do_journal_end REISERFS (device loop2): journal params: device loop2, size 8192, journal first block 10, max trans len 1024, max batch 900, max commit age 30, max trans age 30 REISERFS (device loop5): checking transaction log (loop5) REISERFS (device loop2): checking transaction log (loop2) REISERFS (device loop4): Using r5 hash to sort names REISERFS (device loop4): Created .reiserfs_priv - reserved for xattr storage. divide error: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8454 Comm: syz-executor.4 Not tainted 4.19.197-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff8880927f7c10 R08: 0000000000000007 R09: ffffed1017464552 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005f5c048 R13: ffff888080578000 R14: ffff88808d3427c0 R15: 0000000000001000 FS: 0000000002f01400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc2e58ed6c CR3: 000000009a79a000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 REISERFS (device loop3): Using r5 hash to sort names DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_end_sync+0x117/0x210 fs/reiserfs/journal.c:3534 reiserfs_sync_fs+0xcc/0xe0 fs/reiserfs/super.c:78 REISERFS (device loop3): Created .reiserfs_priv - reserved for xattr storage. __sync_filesystem fs/sync.c:39 [inline] sync_filesystem fs/sync.c:67 [inline] sync_filesystem+0x165/0x1f0 fs/sync.c:48 generic_shutdown_super+0x69/0x330 fs/super.c:442 kill_block_super+0x96/0xe0 fs/super.c:1185 reiserfs_kill_sb+0x171/0x1d0 fs/reiserfs/super.c:570 deactivate_locked_super+0x77/0xd0 fs/super.c:329 deactivate_super fs/super.c:360 [inline] deactivate_super+0x13f/0x160 fs/super.c:356 cleanup_mnt+0xa3/0x130 fs/namespace.c:1098 __cleanup_mnt+0xd/0x10 fs/namespace.c:1105 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x185/0x1e0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x467a37 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc2e58ed48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000467a37 REISERFS (device loop0): Using r5 hash to sort names RDX: 00007ffc2e58ee19 RSI: 0000000000000002 RDI: 00007ffc2e58ee10 REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. RBP: 00007ffc2e58ee10 R08: 00000000ffffffff R09: 00007ffc2e58ebe0 R10: 0000000002f028e3 R11: 0000000000000246 R12: 00000000004bee70 R13: 00007ffc2e58fee0 R14: 0000000002f02810 R15: 00007ffc2e58ff20 Modules linked in: divide error: 0000 [#2] PREEMPT SMP KASAN CPU: 1 PID: 8449 Comm: syz-executor.3 Tainted: G D 4.19.197-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff88809d327b08 EFLAGS: 00010246 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88809c989700 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88809d327c10 R08: 0000000000000007 R09: ffffed1011fee8c5 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005e3b048 R13: ffff8880818a7000 R14: ffff88809c6fe540 R15: 0000000000001000 FS: 0000000002180400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc978f3fe0 CR3: 00000000b4cda000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: REISERFS (device loop5): Using r5 hash to sort names journal_end_sync+0x117/0x210 fs/reiserfs/journal.c:3534 REISERFS (device loop5): Created .reiserfs_priv - reserved for xattr storage. reiserfs_sync_fs+0xcc/0xe0 fs/reiserfs/super.c:78 ---[ end trace 8004bf68a239458e ]--- __sync_filesystem fs/sync.c:39 [inline] sync_filesystem fs/sync.c:67 [inline] sync_filesystem+0x165/0x1f0 fs/sync.c:48 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 generic_shutdown_super+0x69/0x330 fs/super.c:442 kill_block_super+0x96/0xe0 fs/super.c:1185 reiserfs_kill_sb+0x171/0x1d0 fs/reiserfs/super.c:570 deactivate_locked_super+0x77/0xd0 fs/super.c:329 deactivate_super fs/super.c:360 [inline] deactivate_super+0x13f/0x160 fs/super.c:356 cleanup_mnt+0xa3/0x130 fs/namespace.c:1098 __cleanup_mnt+0xd/0x10 fs/namespace.c:1105 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x185/0x1e0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x467a37 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc978f4148 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000467a37 RDX: 00007ffc978f4219 RSI: 0000000000000002 RDI: 00007ffc978f4210 RBP: 00007ffc978f4210 R08: 00000000ffffffff R09: 00007ffc978f3fe0 R10: 00000000021818e3 R11: 0000000000000246 R12: 00000000004bee70 R13: 00007ffc978f52e0 R14: 0000000002181810 R15: 00007ffc978f5320 Modules linked in: ---[ end trace 8004bf68a239458f ]--- Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 divide error: 0000 [#3] PREEMPT SMP KASAN RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 CPU: 1 PID: 8455 Comm: syz-executor.5 Tainted: G D 4.19.197-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff88809010fb08 EFLAGS: 00010246 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff8880a9386a00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88809010fc10 R08: 0000000000000007 R09: ffffed1011ff4ad5 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc900062be048 R13: ffff88807d40f000 R14: ffff8880b34467c0 R15: 0000000000001000 FS: 00000000031ef400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001cd9848 CR3: 0000000098b68000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_end_sync+0x117/0x210 fs/reiserfs/journal.c:3534 reiserfs_sync_fs+0xcc/0xe0 fs/reiserfs/super.c:78 __sync_filesystem fs/sync.c:39 [inline] sync_filesystem fs/sync.c:67 [inline] sync_filesystem+0x165/0x1f0 fs/sync.c:48 generic_shutdown_super+0x69/0x330 fs/super.c:442 kill_block_super+0x96/0xe0 fs/super.c:1185 reiserfs_kill_sb+0x171/0x1d0 fs/reiserfs/super.c:570 deactivate_locked_super+0x77/0xd0 fs/super.c:329 deactivate_super fs/super.c:360 [inline] deactivate_super+0x13f/0x160 fs/super.c:356 cleanup_mnt+0xa3/0x130 fs/namespace.c:1098 __cleanup_mnt+0xd/0x10 fs/namespace.c:1105 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x185/0x1e0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x467a37 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 RSP: 002b:00007ffe400a32d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000467a37 RBP: ffff8880927f7c10 R08: 0000000000000007 R09: ffffed1017464552 RDX: 00007ffe400a33a9 RSI: 0000000000000002 RDI: 00007ffe400a33a0 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005f5c048 RBP: 00007ffe400a33a0 R08: 00000000ffffffff R09: 00007ffe400a3170 R10: 00000000031f08e3 R11: 0000000000000246 R12: 00000000004bee70 R13: 00007ffe400a4470 R14: 00000000031f0810 R15: 00007ffe400a44b0 Modules linked in: ---[ end trace 8004bf68a2394590 ]--- R13: ffff888080578000 R14: ffff88808d3427c0 R15: 0000000000001000 divide error: 0000 [#4] PREEMPT SMP KASAN RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 CPU: 1 PID: 8447 Comm: syz-executor.0 Tainted: G D 4.19.197-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff888090117b08 EFLAGS: 00010246 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff8880b401c2c0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff888090117c10 R08: 0000000000000007 R09: ffffed1016359e9d R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90006143048 R13: ffff88807ed89000 R14: ffff8880b0c5e240 R15: 0000000000001000 FS: 0000000001cd0400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000001cd9848 CR3: 00000000a9126000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_end_sync+0x117/0x210 fs/reiserfs/journal.c:3534 reiserfs_sync_fs+0xcc/0xe0 fs/reiserfs/super.c:78 __sync_filesystem fs/sync.c:39 [inline] sync_filesystem fs/sync.c:67 [inline] sync_filesystem+0x165/0x1f0 fs/sync.c:48 generic_shutdown_super+0x69/0x330 fs/super.c:442 kill_block_super+0x96/0xe0 fs/super.c:1185 reiserfs_kill_sb+0x171/0x1d0 fs/reiserfs/super.c:570 deactivate_locked_super+0x77/0xd0 fs/super.c:329 deactivate_super fs/super.c:360 [inline] deactivate_super+0x13f/0x160 fs/super.c:356 cleanup_mnt+0xa3/0x130 fs/namespace.c:1098 __cleanup_mnt+0xd/0x10 fs/namespace.c:1105 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x185/0x1e0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x467a37 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe49e6dd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000467a37 RDX: 00007ffe49e6de49 RSI: 0000000000000002 RDI: 00007ffe49e6de40 RBP: 00007ffe49e6de40 R08: 00000000ffffffff R09: 00007ffe49e6dc10 R10: 0000000001cd18e3 R11: 0000000000000246 R12: 00000000004bee70 R13: 00007ffe49e6ef10 R14: 0000000001cd1810 R15: 00007ffe49e6ef50 Modules linked in: ---[ end trace 8004bf68a2394591 ]--- REISERFS (device loop1): Using r5 hash to sort names RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 FS: 0000000002f01400(0000) GS:ffff8880ba200000(0000) knlGS:0000000000000000 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 REISERFS (device loop1): Created .reiserfs_priv - reserved for xattr storage. RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RBP: ffff8880927f7c10 R08: 0000000000000007 R09: ffffed1017464552 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005f5c048 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 divide error: 0000 [#5] PREEMPT SMP KASAN RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 CPU: 1 PID: 8448 Comm: syz-executor.1 Tainted: G D 4.19.197-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RSP: 0018:ffff8880aacd7b08 EFLAGS: 00010246 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88809cde6cc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff8880aacd7c10 R08: 0000000000000007 R09: ffffed1016355565 R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005c6a048 R13: ffff888081935000 R14: ffff888093bac280 R15: 0000000000001000 FS: 00000000019bb400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffee191ec7c CR3: 00000000996b5000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_end_sync+0x117/0x210 fs/reiserfs/journal.c:3534 reiserfs_sync_fs+0xcc/0xe0 fs/reiserfs/super.c:78 RBP: ffff8880927f7c10 R08: 0000000000000007 R09: ffffed1017464552 __sync_filesystem fs/sync.c:39 [inline] sync_filesystem fs/sync.c:67 [inline] sync_filesystem+0x165/0x1f0 fs/sync.c:48 generic_shutdown_super+0x69/0x330 fs/super.c:442 kill_block_super+0x96/0xe0 fs/super.c:1185 reiserfs_kill_sb+0x171/0x1d0 fs/reiserfs/super.c:570 deactivate_locked_super+0x77/0xd0 fs/super.c:329 deactivate_super fs/super.c:360 [inline] deactivate_super+0x13f/0x160 fs/super.c:356 cleanup_mnt+0xa3/0x130 fs/namespace.c:1098 __cleanup_mnt+0xd/0x10 fs/namespace.c:1105 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x185/0x1e0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x467a37 CR2: 00007fcfe05cf000 CR3: 000000009a79a000 CR4: 00000000001406f0 Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffee191ec58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000467a37 RDX: 00007ffee191ed29 RSI: 0000000000000002 RDI: 00007ffee191ed20 RBP: 00007ffee191ed20 R08: 00000000ffffffff R09: 00007ffee191eaf0 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 R10: 00000000019bc8e3 R11: 0000000000000246 R12: 00000000004bee70 R13: 00007ffee191fdf0 R14: 00000000019bc810 R15: 00007ffee191fe30 Modules linked in: R13: ffff888080578000 R14: ffff88808d3427c0 R15: 0000000000001000 ---[ end trace 8004bf68a2394592 ]--- R10: 0000000000000000 R11: 0000000000000001 R12: ffffc90005f5c048 RIP: 0010:do_journal_end+0x2129/0x4400 fs/reiserfs/journal.c:4204 RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 Code: 95 c6 41 84 f3 0f 85 cf 14 00 00 41 83 e0 07 44 38 c2 40 0f 9e c6 84 d2 0f 95 c2 40 84 d6 0f 85 b6 14 00 00 41 8b 7d 14 31 d2 <48> f7 f7 48 8d 79 18 4a 8d 34 12 48 89 f8 48 c1 e8 03 80 3c 18 00 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 RSP: 0018:ffff8880927f7b08 EFLAGS: 00010246 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RAX: 0000000000000005 RBX: dffffc0000000000 RCX: ffff88808d345400 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 FS: 0000000001cd0400(0000) GS:ffff8880ba300000(0000) knlGS:0000000000000000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000