* Report in ext4_da_write_begin()
2022-02-16 4:15 ` Report in ext4_buffered_write_iter() Byungchul Park
@ 2022-02-16 4:15 ` Byungchul Park
2022-02-16 4:15 ` Report in ext4_file_write_iter() Byungchul Park
` (3 subsequent siblings)
4 siblings, 0 replies; 8+ messages in thread
From: Byungchul Park @ 2022-02-16 4:15 UTC (permalink / raw)
To: tytso, adilger.kernel, linux-ext4
Cc: torvalds, mingo, linux-kernel, peterz, will, tglx, rostedt, joel,
sashal, daniel.vetter, chris, duyuyang, johannes.berg, tj, willy,
david, amir73il, bfields, gregkh, kernel-team, linux-mm, akpm,
mhocko, minchan, hannes, vdavydov.dev, sj, jglisse, dennis, cl,
penberg, rientjes, vbabka, ngupta, linux-block, axboe,
paolo.valente, josef, linux-fsdevel, viro, jack, jlayton,
dan.j.williams, hch, djwong, dri-devel, airlied,
rodrigosiqueiramelo, melissa.srw, hamohammed.sa
[ 6.881473] ===================================================
[ 6.881474] DEPT: Circular dependency has been detected.
[ 6.881475] 5.17.0-rc1-00014-gcf3441bb2012 #2 Tainted: G W
[ 6.881476] ---------------------------------------------------
[ 6.881476] summary
[ 6.881477] ---------------------------------------------------
[ 6.881478] *** DEADLOCK ***
[ 6.881478]
[ 6.881478] context A
[ 6.881479] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 6.881480] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 6.881481] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 6.881482]
[ 6.881483] context B
[ 6.881483] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 6.881484] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 6.881485] [E] write_unlock(&journal->j_state_lock:8)
[ 6.881486]
[ 6.881487] [S]: start of the event context
[ 6.881487] [W]: the wait blocked
[ 6.881488] [E]: the event not reachable
[ 6.881489] ---------------------------------------------------
[ 6.881489] context A's detail
[ 6.881490] ---------------------------------------------------
[ 6.881490] context A
[ 6.881491] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 6.881492] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 6.881493] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 6.881494]
[ 6.881495] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0):
[ 6.881496] (N/A)
[ 6.881496]
[ 6.881497] [W] __raw_read_lock(&journal->j_state_lock:8):
[ 6.881498] [<ffffffff8133cd87>] start_this_handle+0xa7/0x5e0
[ 6.881500] stacktrace:
[ 6.881500] _raw_read_lock+0x57/0xd0
[ 6.881502] start_this_handle+0xa7/0x5e0
[ 6.881504] jbd2__journal_start+0xe6/0x220
[ 6.881506] __ext4_journal_start_sb+0x11c/0x150
[ 6.881508] ext4_truncate+0x167/0x4b0
[ 6.881509] ext4_da_write_begin+0x19c/0x2a0
[ 6.881511] generic_perform_write+0xa6/0x1c0
[ 6.881512] ext4_buffered_write_iter+0x89/0x100
[ 6.881515] ext4_file_write_iter+0x4a/0x7f0
[ 6.881516] new_sync_write+0x100/0x190
[ 6.881518] vfs_write+0x134/0x360
[ 6.881521] ksys_write+0x4d/0xc0
[ 6.881522] do_syscall_64+0x3a/0x90
[ 6.881523] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 6.881525]
[ 6.881526] [E] event(&(&journal->j_wait_commit)->dmap:0):
[ 6.881527] [<ffffffff810baa53>] __wake_up_common+0x93/0x1a0
[ 6.881529] stacktrace:
[ 6.881529] dept_event+0x12b/0x1f0
[ 6.881531] __wake_up_common+0xb0/0x1a0
[ 6.881532] __wake_up_common_lock+0x65/0x90
[ 6.881533] __jbd2_log_start_commit+0x8a/0xa0
[ 6.881535] jbd2_log_start_commit+0x24/0x40
[ 6.881536] __jbd2_journal_force_commit+0x91/0xb0
[ 6.881538] jbd2_journal_force_commit_nested+0x5/0x10
[ 6.881540] ext4_should_retry_alloc+0x5b/0xb0
[ 6.881541] ext4_da_write_begin+0xf2/0x2a0
[ 6.881543] generic_perform_write+0xa6/0x1c0
[ 6.881544] ext4_buffered_write_iter+0x89/0x100
[ 6.881546] ext4_file_write_iter+0x4a/0x7f0
[ 6.881548] new_sync_write+0x100/0x190
[ 6.881550] vfs_write+0x134/0x360
[ 6.881552] ksys_write+0x4d/0xc0
[ 6.881553] do_syscall_64+0x3a/0x90
[ 6.881555] ---------------------------------------------------
[ 6.881556] context B's detail
[ 6.881556] ---------------------------------------------------
[ 6.881557] context B
[ 6.881558] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 6.881559] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 6.881560] [E] write_unlock(&journal->j_state_lock:8)
[ 6.881561]
[ 6.881561] [S] __raw_write_lock(&journal->j_state_lock:8):
[ 6.881562] [<ffffffff81346e9e>] kjournald2+0x7e/0x260
[ 6.881564] stacktrace:
[ 6.881564] _raw_write_lock+0x6e/0x90
[ 6.881566] kjournald2+0x7e/0x260
[ 6.881567] kthread+0xe3/0x110
[ 6.881569] ret_from_fork+0x22/0x30
[ 6.881571]
[ 6.881572] [W] wait(&(&journal->j_wait_commit)->dmap:0):
[ 6.881573] [<ffffffff810bb017>] prepare_to_wait+0x47/0xd0
[ 6.881574] stacktrace:
[ 6.881575] kjournald2+0x164/0x260
[ 6.881576] kthread+0xe3/0x110
[ 6.881578] ret_from_fork+0x22/0x30
[ 6.881579]
[ 6.881580] [E] write_unlock(&journal->j_state_lock:8):
[ 6.881581] [<ffffffff8134700b>] kjournald2+0x1eb/0x260
[ 6.881582] stacktrace:
[ 6.881583] _raw_write_unlock+0x30/0x70
[ 6.881585] kjournald2+0x1eb/0x260
[ 6.881586] kthread+0xe3/0x110
[ 6.881588] ret_from_fork+0x22/0x30
[ 6.881589] ---------------------------------------------------
[ 6.881590] information that might be helpful
[ 6.881590] ---------------------------------------------------
[ 6.881591] CPU: 2 PID: 628 Comm: rs:main Q:Reg Tainted: G W 5.17.0-rc1-00014-gcf3441bb2012 #2
[ 6.881593] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[ 6.881594] Call Trace:
[ 6.881595] <TASK>
[ 6.881596] dump_stack_lvl+0x44/0x57
[ 6.881597] print_circle+0x384/0x510
[ 6.881599] ? __kernel_text_address+0x9/0x30
[ 6.881601] ? print_circle+0x510/0x510
[ 6.881603] cb_check_dl+0x58/0x60
[ 6.881605] bfs+0xdc/0x1b0
[ 6.881607] add_dep+0x94/0x120
[ 6.881609] do_event.isra.22+0x284/0x300
[ 6.881611] ? __wake_up_common+0x93/0x1a0
[ 6.881612] dept_event+0x12b/0x1f0
[ 6.881615] __wake_up_common+0xb0/0x1a0
[ 6.881617] __wake_up_common_lock+0x65/0x90
[ 6.881619] __jbd2_log_start_commit+0x8a/0xa0
[ 6.881621] jbd2_log_start_commit+0x24/0x40
[ 6.881622] __jbd2_journal_force_commit+0x91/0xb0
[ 6.881624] jbd2_journal_force_commit_nested+0x5/0x10
[ 6.881626] ext4_should_retry_alloc+0x5b/0xb0
[ 6.881628] ext4_da_write_begin+0xf2/0x2a0
[ 6.881630] generic_perform_write+0xa6/0x1c0
[ 6.881633] ext4_buffered_write_iter+0x89/0x100
[ 6.881636] ext4_file_write_iter+0x4a/0x7f0
[ 6.881638] new_sync_write+0x100/0x190
[ 6.881642] vfs_write+0x134/0x360
[ 6.881644] ksys_write+0x4d/0xc0
[ 6.881645] ? trace_hardirqs_on+0x38/0xe0
[ 6.881648] do_syscall_64+0x3a/0x90
[ 6.881650] entry_SYSCALL_64_after_hwframe+0x44/0xae
^ permalink raw reply [flat|nested] 8+ messages in thread
* Report in ext4_file_write_iter()
2022-02-16 4:15 ` Report in ext4_buffered_write_iter() Byungchul Park
2022-02-16 4:15 ` Report in ext4_da_write_begin() Byungchul Park
@ 2022-02-16 4:15 ` Byungchul Park
2022-02-16 4:15 ` Report in ext4_sync_file() Byungchul Park
` (2 subsequent siblings)
4 siblings, 0 replies; 8+ messages in thread
From: Byungchul Park @ 2022-02-16 4:15 UTC (permalink / raw)
To: tytso, adilger.kernel, linux-ext4
Cc: torvalds, mingo, linux-kernel, peterz, will, tglx, rostedt, joel,
sashal, daniel.vetter, chris, duyuyang, johannes.berg, tj, willy,
david, amir73il, bfields, gregkh, kernel-team, linux-mm, akpm,
mhocko, minchan, hannes, vdavydov.dev, sj, jglisse, dennis, cl,
penberg, rientjes, vbabka, ngupta, linux-block, axboe,
paolo.valente, josef, linux-fsdevel, viro, jack, jlayton,
dan.j.williams, hch, djwong, dri-devel, airlied,
rodrigosiqueiramelo, melissa.srw, hamohammed.sa
[ 6.881168] ===================================================
[ 6.881170] DEPT: Circular dependency has been detected.
[ 6.881172] 5.17.0-rc1-00014-gcf3441bb2012 #2 Tainted: G W
[ 6.881173] ---------------------------------------------------
[ 6.881174] summary
[ 6.881174] ---------------------------------------------------
[ 6.881175] *** DEADLOCK ***
[ 6.881175]
[ 6.881176] context A
[ 6.881176] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 6.881178] [W] down_write(mapping.invalidate_lock:0)
[ 6.881179] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 6.881180]
[ 6.881181] context B
[ 6.881182] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 6.881183] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 6.881184] [E] write_unlock(&journal->j_state_lock:8)
[ 6.881185]
[ 6.881185] context C
[ 6.881186] [S] down_write(mapping.invalidate_lock:0)
[ 6.881187] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 6.881188] [E] up_write(mapping.invalidate_lock:0)
[ 6.881189]
[ 6.881190] [S]: start of the event context
[ 6.881190] [W]: the wait blocked
[ 6.881191] [E]: the event not reachable
[ 6.881191] ---------------------------------------------------
[ 6.881192] context A's detail
[ 6.881193] ---------------------------------------------------
[ 6.881193] context A
[ 6.881194] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 6.881195] [W] down_write(mapping.invalidate_lock:0)
[ 6.881196] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 6.881197]
[ 6.881198] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0):
[ 6.881199] (N/A)
[ 6.881199]
[ 6.881200] [W] down_write(mapping.invalidate_lock:0):
[ 6.881201] [<ffffffff812f7cc3>] ext4_da_write_begin+0x183/0x2a0
[ 6.881207] stacktrace:
[ 6.881207] down_write+0x68/0x580
[ 6.881210] ext4_da_write_begin+0x183/0x2a0
[ 6.881213] generic_perform_write+0xa6/0x1c0
[ 6.881215] ext4_buffered_write_iter+0x89/0x100
[ 6.881219] ext4_file_write_iter+0x4a/0x7f0
[ 6.881222] new_sync_write+0x100/0x190
[ 6.881225] vfs_write+0x134/0x360
[ 6.881228] ksys_write+0x4d/0xc0
[ 6.881230] do_syscall_64+0x3a/0x90
[ 6.881233] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 6.881236]
[ 6.881237] [E] event(&(&journal->j_wait_commit)->dmap:0):
[ 6.881238] [<ffffffff810baa53>] __wake_up_common+0x93/0x1a0
[ 6.881240] stacktrace:
[ 6.881240] dept_event+0x12b/0x1f0
[ 6.881243] __wake_up_common+0xb0/0x1a0
[ 6.881244] __wake_up_common_lock+0x65/0x90
[ 6.881246] __jbd2_log_start_commit+0x8a/0xa0
[ 6.881248] jbd2_log_start_commit+0x24/0x40
[ 6.881250] __jbd2_journal_force_commit+0x91/0xb0
[ 6.881251] jbd2_journal_force_commit_nested+0x5/0x10
[ 6.881253] ext4_should_retry_alloc+0x5b/0xb0
[ 6.881254] ext4_da_write_begin+0xf2/0x2a0
[ 6.881256] generic_perform_write+0xa6/0x1c0
[ 6.881258] ext4_buffered_write_iter+0x89/0x100
[ 6.881260] ext4_file_write_iter+0x4a/0x7f0
[ 6.881262] new_sync_write+0x100/0x190
[ 6.881264] vfs_write+0x134/0x360
[ 6.881265] ksys_write+0x4d/0xc0
[ 6.881267] do_syscall_64+0x3a/0x90
[ 6.881268] ---------------------------------------------------
[ 6.881269] context B's detail
[ 6.881270] ---------------------------------------------------
[ 6.881270] context B
[ 6.881271] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 6.881272] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 6.881273] [E] write_unlock(&journal->j_state_lock:8)
[ 6.881274]
[ 6.881275] [S] __raw_write_lock(&journal->j_state_lock:8):
[ 6.881276] [<ffffffff81346e9e>] kjournald2+0x7e/0x260
[ 6.881277] stacktrace:
[ 6.881278] _raw_write_lock+0x6e/0x90
[ 6.881280] kjournald2+0x7e/0x260
[ 6.881281] kthread+0xe3/0x110
[ 6.881287] ret_from_fork+0x22/0x30
[ 6.881290]
[ 6.881290] [W] wait(&(&journal->j_wait_commit)->dmap:0):
[ 6.881291] [<ffffffff810bb017>] prepare_to_wait+0x47/0xd0
[ 6.881293] stacktrace:
[ 6.881294] kjournald2+0x164/0x260
[ 6.881295] kthread+0xe3/0x110
[ 6.881297] ret_from_fork+0x22/0x30
[ 6.881298]
[ 6.881299] [E] write_unlock(&journal->j_state_lock:8):
[ 6.881300] [<ffffffff8134700b>] kjournald2+0x1eb/0x260
[ 6.881301] stacktrace:
[ 6.881302] _raw_write_unlock+0x30/0x70
[ 6.881304] kjournald2+0x1eb/0x260
[ 6.881305] kthread+0xe3/0x110
[ 6.881307] ret_from_fork+0x22/0x30
[ 6.881308] ---------------------------------------------------
[ 6.881309] context C's detail
[ 6.881309] ---------------------------------------------------
[ 6.881310] context C
[ 6.881311] [S] down_write(mapping.invalidate_lock:0)
[ 6.881312] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 6.881313] [E] up_write(mapping.invalidate_lock:0)
[ 6.881314]
[ 6.881314] [S] down_write(mapping.invalidate_lock:0):
[ 6.881315] [<ffffffff812f94db>] ext4_setattr+0x3eb/0x8f0
[ 6.881317] stacktrace:
[ 6.881318] down_write+0x8a/0x580
[ 6.881319] ext4_setattr+0x3eb/0x8f0
[ 6.881321] notify_change+0x352/0x4c0
[ 6.881323] do_truncate+0x6a/0xa0
[ 6.881325] path_openat+0x646/0x9c0
[ 6.881327] do_filp_open+0xaf/0x110
[ 6.881329] do_sys_openat2+0x1ff/0x300
[ 6.881330] do_sys_open+0x51/0x60
[ 6.881332] do_syscall_64+0x3a/0x90
[ 6.881333] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 6.881335]
[ 6.881336] [W] __raw_read_lock(&journal->j_state_lock:8):
[ 6.881337] [<ffffffff8133cd87>] start_this_handle+0xa7/0x5e0
[ 6.881340] stacktrace:
[ 6.881340] _raw_read_lock+0x57/0xd0
[ 6.881342] start_this_handle+0xa7/0x5e0
[ 6.881344] jbd2__journal_start+0xe6/0x220
[ 6.881345] __ext4_journal_start_sb+0x11c/0x150
[ 6.881347] ext4_setattr+0x436/0x8f0
[ 6.881349] notify_change+0x352/0x4c0
[ 6.881350] do_truncate+0x6a/0xa0
[ 6.881352] path_openat+0x646/0x9c0
[ 6.881353] do_filp_open+0xaf/0x110
[ 6.881355] do_sys_openat2+0x1ff/0x300
[ 6.881356] do_sys_open+0x51/0x60
[ 6.881358] do_syscall_64+0x3a/0x90
[ 6.881360] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 6.881362]
[ 6.881362] [E] up_write(mapping.invalidate_lock:0):
[ 6.881363] [<ffffffff812f982f>] ext4_setattr+0x73f/0x8f0
[ 6.881365] stacktrace:
[ 6.881365] up_write+0x36/0x170
[ 6.881369] ext4_setattr+0x73f/0x8f0
[ 6.881370] notify_change+0x352/0x4c0
[ 6.881372] do_truncate+0x6a/0xa0
[ 6.881373] path_openat+0x646/0x9c0
[ 6.881375] do_filp_open+0xaf/0x110
[ 6.881376] do_sys_openat2+0x1ff/0x300
[ 6.881378] do_sys_open+0x51/0x60
[ 6.881379] do_syscall_64+0x3a/0x90
[ 6.881381] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 6.881383] ---------------------------------------------------
[ 6.881383] information that might be helpful
[ 6.881384] ---------------------------------------------------
[ 6.881385] CPU: 2 PID: 628 Comm: rs:main Q:Reg Tainted: G W 5.17.0-rc1-00014-gcf3441bb2012 #2
[ 6.881387] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[ 6.881389] Call Trace:
[ 6.881390] <TASK>
[ 6.881391] dump_stack_lvl+0x44/0x57
[ 6.881394] print_circle+0x384/0x510
[ 6.881396] ? __kernel_text_address+0x9/0x30
[ 6.881398] ? print_circle+0x510/0x510
[ 6.881400] cb_check_dl+0x58/0x60
[ 6.881401] bfs+0xdc/0x1b0
[ 6.881404] add_dep+0x94/0x120
[ 6.881406] do_event.isra.22+0x284/0x300
[ 6.881408] ? __wake_up_common+0x93/0x1a0
[ 6.881409] dept_event+0x12b/0x1f0
[ 6.881411] __wake_up_common+0xb0/0x1a0
[ 6.881413] __wake_up_common_lock+0x65/0x90
[ 6.881415] __jbd2_log_start_commit+0x8a/0xa0
[ 6.881417] jbd2_log_start_commit+0x24/0x40
[ 6.881419] __jbd2_journal_force_commit+0x91/0xb0
[ 6.881421] jbd2_journal_force_commit_nested+0x5/0x10
[ 6.881422] ext4_should_retry_alloc+0x5b/0xb0
[ 6.881424] ext4_da_write_begin+0xf2/0x2a0
[ 6.881427] generic_perform_write+0xa6/0x1c0
[ 6.881429] ext4_buffered_write_iter+0x89/0x100
[ 6.881432] ext4_file_write_iter+0x4a/0x7f0
[ 6.881435] new_sync_write+0x100/0x190
[ 6.881438] vfs_write+0x134/0x360
[ 6.881441] ksys_write+0x4d/0xc0
[ 6.881442] ? trace_hardirqs_on+0x38/0xe0
[ 6.881445] do_syscall_64+0x3a/0x90
[ 6.881447] entry_SYSCALL_64_after_hwframe+0x44/0xae
^ permalink raw reply [flat|nested] 8+ messages in thread
* Report in ext4_sync_file()
2022-02-16 4:15 ` Report in ext4_buffered_write_iter() Byungchul Park
2022-02-16 4:15 ` Report in ext4_da_write_begin() Byungchul Park
2022-02-16 4:15 ` Report in ext4_file_write_iter() Byungchul Park
@ 2022-02-16 4:15 ` Byungchul Park
2022-02-16 4:15 ` Report in ksys_write() Byungchul Park
2022-02-16 4:15 ` Report in __mark_inode_dirty() Byungchul Park
4 siblings, 0 replies; 8+ messages in thread
From: Byungchul Park @ 2022-02-16 4:15 UTC (permalink / raw)
To: tytso, adilger.kernel, linux-ext4
Cc: torvalds, mingo, linux-kernel, peterz, will, tglx, rostedt, joel,
sashal, daniel.vetter, chris, duyuyang, johannes.berg, tj, willy,
david, amir73il, bfields, gregkh, kernel-team, linux-mm, akpm,
mhocko, minchan, hannes, vdavydov.dev, sj, jglisse, dennis, cl,
penberg, rientjes, vbabka, ngupta, linux-block, axboe,
paolo.valente, josef, linux-fsdevel, viro, jack, jlayton,
dan.j.williams, hch, djwong, dri-devel, airlied,
rodrigosiqueiramelo, melissa.srw, hamohammed.sa
[ 7.072624] ===================================================
[ 7.072630] DEPT: Circular dependency has been detected.
[ 7.072631] 5.17.0-rc1-00014-gcf3441bb2012 #2 Tainted: G W
[ 7.072635] ---------------------------------------------------
[ 7.072636] summary
[ 7.072636] ---------------------------------------------------
[ 7.072637] *** DEADLOCK ***
[ 7.072637]
[ 7.072638] context A
[ 7.072640] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 7.072643] [W] folio_wait_bit_common(pgwriteback:0)
[ 7.072644] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 7.072646]
[ 7.072647] context B
[ 7.072647] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 7.072649] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 7.072654] [E] write_unlock(&journal->j_state_lock:8)
[ 7.072656]
[ 7.072657] context C
[ 7.072658] [S] (unknown)(pgwriteback:0)
[ 7.072659] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 7.072661] [E] folio_wake_bit(pgwriteback:0)
[ 7.072663]
[ 7.072663] [S]: start of the event context
[ 7.072664] [W]: the wait blocked
[ 7.072665] [E]: the event not reachable
[ 7.072666] ---------------------------------------------------
[ 7.072667] context A's detail
[ 7.072668] ---------------------------------------------------
[ 7.072669] context A
[ 7.072670] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 7.072672] [W] folio_wait_bit_common(pgwriteback:0)
[ 7.072674] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 7.072675]
[ 7.072676] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0):
[ 7.072678] (N/A)
[ 7.072679]
[ 7.072680] [W] folio_wait_bit_common(pgwriteback:0):
[ 7.072681] [<ffffffff811ae2e2>] folio_wait_writeback+0x52/0xb0
[ 7.072688] stacktrace:
[ 7.072689] folio_wait_bit+0x1ea/0x2a0
[ 7.072692] folio_wait_writeback+0x52/0xb0
[ 7.072695] __filemap_fdatawait_range+0x6d/0xc0
[ 7.072701] file_write_and_wait_range+0x90/0xc0
[ 7.072703] ext4_sync_file+0x1b5/0x410
[ 7.072708] do_fsync+0x33/0x60
[ 7.072712] __x64_sys_fsync+0xb/0x10
[ 7.072715] do_syscall_64+0x3a/0x90
[ 7.072719] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.072723]
[ 7.072724] [E] event(&(&journal->j_wait_commit)->dmap:0):
[ 7.072725] [<ffffffff810baa53>] __wake_up_common+0x93/0x1a0
[ 7.072728] stacktrace:
[ 7.072729] dept_event+0x12b/0x1f0
[ 7.072733] __wake_up_common+0xb0/0x1a0
[ 7.072735] __wake_up_common_lock+0x65/0x90
[ 7.072737] __jbd2_log_start_commit+0x8a/0xa0
[ 7.072740] jbd2_log_start_commit+0x24/0x40
[ 7.072742] jbd2_complete_transaction+0x79/0x90
[ 7.072745] ext4_fc_commit+0x329/0x940
[ 7.072748] ext4_sync_file+0x29f/0x410
[ 7.072751] do_fsync+0x33/0x60
[ 7.072754] __x64_sys_fsync+0xb/0x10
[ 7.072757] do_syscall_64+0x3a/0x90
[ 7.072759] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.072762] ---------------------------------------------------
[ 7.072763] context B's detail
[ 7.072764] ---------------------------------------------------
[ 7.072765] context B
[ 7.072766] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 7.072768] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 7.072769] [E] write_unlock(&journal->j_state_lock:8)
[ 7.072771]
[ 7.072772] [S] __raw_write_lock(&journal->j_state_lock:8):
[ 7.072773] [<ffffffff81346e9e>] kjournald2+0x7e/0x260
[ 7.072776] stacktrace:
[ 7.072777] _raw_write_lock+0x6e/0x90
[ 7.072779] kjournald2+0x7e/0x260
[ 7.072781] kthread+0xe3/0x110
[ 7.072785] ret_from_fork+0x22/0x30
[ 7.072789]
[ 7.072789] [W] wait(&(&journal->j_wait_commit)->dmap:0):
[ 7.072791] [<ffffffff810bb017>] prepare_to_wait+0x47/0xd0
[ 7.072794] stacktrace:
[ 7.072795] kjournald2+0x164/0x260
[ 7.072797] kthread+0xe3/0x110
[ 7.072800] ret_from_fork+0x22/0x30
[ 7.072802]
[ 7.072802] [E] write_unlock(&journal->j_state_lock:8):
[ 7.072804] [<ffffffff8134700b>] kjournald2+0x1eb/0x260
[ 7.072806] stacktrace:
[ 7.072807] _raw_write_unlock+0x30/0x70
[ 7.072810] kjournald2+0x1eb/0x260
[ 7.072812] kthread+0xe3/0x110
[ 7.072814] ret_from_fork+0x22/0x30
[ 7.072816] ---------------------------------------------------
[ 7.072817] context C's detail
[ 7.072818] ---------------------------------------------------
[ 7.072819] context C
[ 7.072820] [S] (unknown)(pgwriteback:0)
[ 7.072822] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 7.072823] [E] folio_wake_bit(pgwriteback:0)
[ 7.072825]
[ 7.072825] [S] (unknown)(pgwriteback:0):
[ 7.072827] (N/A)
[ 7.072828]
[ 7.072828] [W] __raw_read_lock(&journal->j_state_lock:8):
[ 7.072830] [<ffffffff8133cd87>] start_this_handle+0xa7/0x5e0
[ 7.072834] stacktrace:
[ 7.072834] _raw_read_lock+0x57/0xd0
[ 7.072837] start_this_handle+0xa7/0x5e0
[ 7.072839] jbd2_journal_start_reserved+0x4d/0x170
[ 7.072842] __ext4_journal_start_reserved+0x87/0x160
[ 7.072845] ext4_convert_unwritten_io_end_vec+0x26/0xb0
[ 7.072848] ext4_end_io_rsv_work+0xef/0x140
[ 7.072850] process_one_work+0x317/0x640
[ 7.072852] worker_thread+0x44/0x410
[ 7.072854] kthread+0xe3/0x110
[ 7.072857] ret_from_fork+0x22/0x30
[ 7.072859]
[ 7.072860] [E] folio_wake_bit(pgwriteback:0):
[ 7.072862] [<ffffffff811a30f2>] folio_end_writeback+0x32/0x80
[ 7.072865] stacktrace:
[ 7.072866] folio_wake_bit+0x15e/0x170
[ 7.072868] folio_end_writeback+0x32/0x80
[ 7.072870] ext4_finish_bio+0x15a/0x200
[ 7.072872] ext4_release_io_end+0x41/0xe0
[ 7.072874] ext4_end_io_rsv_work+0xaf/0x140
[ 7.072876] process_one_work+0x317/0x640
[ 7.072878] worker_thread+0x44/0x410
[ 7.072880] kthread+0xe3/0x110
[ 7.072883] ret_from_fork+0x22/0x30
[ 7.072885] ---------------------------------------------------
[ 7.072886] information that might be helpful
[ 7.072887] ---------------------------------------------------
[ 7.072889] CPU: 1 PID: 620 Comm: cupsd Tainted: G W 5.17.0-rc1-00014-gcf3441bb2012 #2
[ 7.072893] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[ 7.072894] Call Trace:
[ 7.072896] <TASK>
[ 7.072898] dump_stack_lvl+0x44/0x57
[ 7.072902] print_circle+0x384/0x510
[ 7.072905] ? print_circle+0x510/0x510
[ 7.072908] cb_check_dl+0x58/0x60
[ 7.072936] bfs+0xdc/0x1b0
[ 7.072940] add_dep+0x94/0x120
[ 7.072944] do_event.isra.22+0x284/0x300
[ 7.072947] ? __wake_up_common+0x93/0x1a0
[ 7.072949] dept_event+0x12b/0x1f0
[ 7.072953] __wake_up_common+0xb0/0x1a0
[ 7.072956] __wake_up_common_lock+0x65/0x90
[ 7.072960] __jbd2_log_start_commit+0x8a/0xa0
[ 7.072963] jbd2_log_start_commit+0x24/0x40
[ 7.072966] jbd2_complete_transaction+0x79/0x90
[ 7.072969] ext4_fc_commit+0x329/0x940
[ 7.072972] ? to_pool+0x6d/0xb0
[ 7.072975] ? pop_ecxt+0x104/0x110
[ 7.072982] ? dept_ecxt_exit+0xc0/0x140
[ 7.072986] ? _raw_read_unlock+0x4f/0x70
[ 7.072989] ext4_sync_file+0x29f/0x410
[ 7.072994] do_fsync+0x33/0x60
[ 7.072997] __x64_sys_fsync+0xb/0x10
[ 7.073000] do_syscall_64+0x3a/0x90
[ 7.073003] entry_SYSCALL_64_after_hwframe+0x44/0xae
^ permalink raw reply [flat|nested] 8+ messages in thread
* Report in ksys_write()
2022-02-16 4:15 ` Report in ext4_buffered_write_iter() Byungchul Park
` (2 preceding siblings ...)
2022-02-16 4:15 ` Report in ext4_sync_file() Byungchul Park
@ 2022-02-16 4:15 ` Byungchul Park
2022-02-16 4:15 ` Report in __mark_inode_dirty() Byungchul Park
4 siblings, 0 replies; 8+ messages in thread
From: Byungchul Park @ 2022-02-16 4:15 UTC (permalink / raw)
To: tytso, adilger.kernel, linux-ext4
Cc: torvalds, mingo, linux-kernel, peterz, will, tglx, rostedt, joel,
sashal, daniel.vetter, chris, duyuyang, johannes.berg, tj, willy,
david, amir73il, bfields, gregkh, kernel-team, linux-mm, akpm,
mhocko, minchan, hannes, vdavydov.dev, sj, jglisse, dennis, cl,
penberg, rientjes, vbabka, ngupta, linux-block, axboe,
paolo.valente, josef, linux-fsdevel, viro, jack, jlayton,
dan.j.williams, hch, djwong, dri-devel, airlied,
rodrigosiqueiramelo, melissa.srw, hamohammed.sa
[ 7.382619] ===================================================
[ 7.382623] DEPT: Circular dependency has been detected.
[ 7.382624] 5.17.0-rc1-00014-gcf3441bb2012 #2 Tainted: G W
[ 7.382625] ---------------------------------------------------
[ 7.382626] summary
[ 7.382627] ---------------------------------------------------
[ 7.382627] *** DEADLOCK ***
[ 7.382627]
[ 7.382628] context A
[ 7.382628] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 7.382630] [W] __mutex_lock_common(&f->f_pos_lock:0)
[ 7.382631] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 7.382633]
[ 7.382633] context B
[ 7.382634] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 7.382635] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 7.382636] [E] write_unlock(&journal->j_state_lock:8)
[ 7.382637]
[ 7.382638] context C
[ 7.382639] [S] __mutex_lock_common(&f->f_pos_lock:0)
[ 7.382640] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 7.382641] [E] mutex_unlock(&f->f_pos_lock:0)
[ 7.382642]
[ 7.382642] [S]: start of the event context
[ 7.382643] [W]: the wait blocked
[ 7.382643] [E]: the event not reachable
[ 7.382644] ---------------------------------------------------
[ 7.382645] context A's detail
[ 7.382645] ---------------------------------------------------
[ 7.382646] context A
[ 7.382647] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 7.382648] [W] __mutex_lock_common(&f->f_pos_lock:0)
[ 7.382649] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 7.382650]
[ 7.382650] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0):
[ 7.382651] (N/A)
[ 7.382652]
[ 7.382652] [W] __mutex_lock_common(&f->f_pos_lock:0):
[ 7.382653] [<ffffffff8124ff73>] __fdget_pos+0x43/0x50
[ 7.382658] stacktrace:
[ 7.382659] __mutex_lock+0x52c/0x900
[ 7.382662] __fdget_pos+0x43/0x50
[ 7.382663] ksys_write+0x15/0xc0
[ 7.382665] do_syscall_64+0x3a/0x90
[ 7.382668] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.382670]
[ 7.382671] [E] event(&(&journal->j_wait_commit)->dmap:0):
[ 7.382672] [<ffffffff810baa53>] __wake_up_common+0x93/0x1a0
[ 7.382674] stacktrace:
[ 7.382674] dept_event+0x12b/0x1f0
[ 7.382677] __wake_up_common+0xb0/0x1a0
[ 7.382678] __wake_up_common_lock+0x65/0x90
[ 7.382679] __jbd2_log_start_commit+0x8a/0xa0
[ 7.382682] jbd2_log_start_commit+0x24/0x40
[ 7.382683] __jbd2_journal_force_commit+0x91/0xb0
[ 7.382685] jbd2_journal_force_commit_nested+0x5/0x10
[ 7.382686] ext4_should_retry_alloc+0x5b/0xb0
[ 7.382689] ext4_da_write_begin+0xf2/0x2a0
[ 7.382691] generic_perform_write+0xa6/0x1c0
[ 7.382693] ext4_buffered_write_iter+0x89/0x100
[ 7.382695] ext4_file_write_iter+0x4a/0x7f0
[ 7.382697] new_sync_write+0x100/0x190
[ 7.382700] vfs_write+0x134/0x360
[ 7.382702] ksys_write+0x4d/0xc0
[ 7.382703] do_syscall_64+0x3a/0x90
[ 7.382705] ---------------------------------------------------
[ 7.382705] context B's detail
[ 7.382706] ---------------------------------------------------
[ 7.382706] context B
[ 7.382707] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 7.382708] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 7.382709] [E] write_unlock(&journal->j_state_lock:8)
[ 7.382710]
[ 7.382711] [S] __raw_write_lock(&journal->j_state_lock:8):
[ 7.382712] [<ffffffff81346e9e>] kjournald2+0x7e/0x260
[ 7.382713] stacktrace:
[ 7.382714] _raw_write_lock+0x6e/0x90
[ 7.382716] kjournald2+0x7e/0x260
[ 7.382717] kthread+0xe3/0x110
[ 7.382720] ret_from_fork+0x22/0x30
[ 7.382722]
[ 7.382723] [W] wait(&(&journal->j_wait_commit)->dmap:0):
[ 7.382724] [<ffffffff810bb017>] prepare_to_wait+0x47/0xd0
[ 7.382725] stacktrace:
[ 7.382726] kjournald2+0x164/0x260
[ 7.382727] kthread+0xe3/0x110
[ 7.382729] ret_from_fork+0x22/0x30
[ 7.382731]
[ 7.382731] [E] write_unlock(&journal->j_state_lock:8):
[ 7.382732] [<ffffffff8134700b>] kjournald2+0x1eb/0x260
[ 7.382734] stacktrace:
[ 7.382734] _raw_write_unlock+0x30/0x70
[ 7.382736] kjournald2+0x1eb/0x260
[ 7.382737] kthread+0xe3/0x110
[ 7.382739] ret_from_fork+0x22/0x30
[ 7.382740] ---------------------------------------------------
[ 7.382741] context C's detail
[ 7.382742] ---------------------------------------------------
[ 7.382742] context C
[ 7.382743] [S] __mutex_lock_common(&f->f_pos_lock:0)
[ 7.382744] [W] __raw_read_lock(&journal->j_state_lock:8)
[ 7.382745] [E] mutex_unlock(&f->f_pos_lock:0)
[ 7.382746]
[ 7.382746] [S] __mutex_lock_common(&f->f_pos_lock:0):
[ 7.382747] [<ffffffff8124ff73>] __fdget_pos+0x43/0x50
[ 7.382749] stacktrace:
[ 7.382750] __mutex_lock+0x54d/0x900
[ 7.382751] __fdget_pos+0x43/0x50
[ 7.382753] ksys_write+0x15/0xc0
[ 7.382754] do_syscall_64+0x3a/0x90
[ 7.382756] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.382758]
[ 7.382758] [W] __raw_read_lock(&journal->j_state_lock:8):
[ 7.382759] [<ffffffff8133cd87>] start_this_handle+0xa7/0x5e0
[ 7.382762] stacktrace:
[ 7.382763] _raw_read_lock+0x57/0xd0
[ 7.382765] start_this_handle+0xa7/0x5e0
[ 7.382766] jbd2__journal_start+0xe6/0x220
[ 7.382768] __ext4_journal_start_sb+0x11c/0x150
[ 7.382770] ext4_dirty_inode+0x2f/0x70
[ 7.382771] __mark_inode_dirty+0x1ba/0x400
[ 7.382774] generic_update_time+0x99/0xc0
[ 7.382775] file_update_time+0x85/0xe0
[ 7.382777] ext4_buffered_write_iter+0x56/0x100
[ 7.382779] ext4_file_write_iter+0x4a/0x7f0
[ 7.382781] new_sync_write+0x100/0x190
[ 7.382783] vfs_write+0x134/0x360
[ 7.382785] ksys_write+0x4d/0xc0
[ 7.382786] do_syscall_64+0x3a/0x90
[ 7.382788] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.382790]
[ 7.382790] [E] mutex_unlock(&f->f_pos_lock:0):
[ 7.382791] [<ffffffff8122c800>] ksys_write+0x90/0xc0
[ 7.382792] stacktrace:
[ 7.382793] __mutex_unlock_slowpath+0x49/0x2a0
[ 7.382795] ksys_write+0x90/0xc0
[ 7.382796] do_syscall_64+0x3a/0x90
[ 7.382797] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 7.382799] ---------------------------------------------------
[ 7.382800] information that might be helpful
[ 7.382801] ---------------------------------------------------
[ 7.382802] CPU: 1 PID: 628 Comm: rs:main Q:Reg Tainted: G W 5.17.0-rc1-00014-gcf3441bb2012 #2
[ 7.382804] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[ 7.382805] Call Trace:
[ 7.382807] <TASK>
[ 7.382808] dump_stack_lvl+0x44/0x57
[ 7.382810] print_circle+0x384/0x510
[ 7.382812] ? unwind_get_return_address+0x16/0x30
[ 7.382816] ? print_circle+0x510/0x510
[ 7.382818] cb_check_dl+0x58/0x60
[ 7.382819] bfs+0xdc/0x1b0
[ 7.382822] add_dep+0x94/0x120
[ 7.382824] do_event.isra.22+0x284/0x300
[ 7.382826] ? __wake_up_common+0x93/0x1a0
[ 7.382827] dept_event+0x12b/0x1f0
[ 7.382829] __wake_up_common+0xb0/0x1a0
[ 7.382831] __wake_up_common_lock+0x65/0x90
[ 7.382833] __jbd2_log_start_commit+0x8a/0xa0
[ 7.382835] jbd2_log_start_commit+0x24/0x40
[ 7.382837] __jbd2_journal_force_commit+0x91/0xb0
[ 7.382839] jbd2_journal_force_commit_nested+0x5/0x10
[ 7.382840] ext4_should_retry_alloc+0x5b/0xb0
[ 7.382842] ext4_da_write_begin+0xf2/0x2a0
[ 7.382845] generic_perform_write+0xa6/0x1c0
[ 7.382847] ext4_buffered_write_iter+0x89/0x100
[ 7.382850] ext4_file_write_iter+0x4a/0x7f0
[ 7.382853] new_sync_write+0x100/0x190
[ 7.382856] vfs_write+0x134/0x360
[ 7.382859] ksys_write+0x4d/0xc0
[ 7.382860] ? trace_hardirqs_on+0x38/0xe0
[ 7.382863] do_syscall_64+0x3a/0x90
[ 7.382865] entry_SYSCALL_64_after_hwframe+0x44/0xae
^ permalink raw reply [flat|nested] 8+ messages in thread
* Report in __mark_inode_dirty()
2022-02-16 4:15 ` Report in ext4_buffered_write_iter() Byungchul Park
` (3 preceding siblings ...)
2022-02-16 4:15 ` Report in ksys_write() Byungchul Park
@ 2022-02-16 4:15 ` Byungchul Park
4 siblings, 0 replies; 8+ messages in thread
From: Byungchul Park @ 2022-02-16 4:15 UTC (permalink / raw)
To: tytso, adilger.kernel, linux-ext4
Cc: torvalds, mingo, linux-kernel, peterz, will, tglx, rostedt, joel,
sashal, daniel.vetter, chris, duyuyang, johannes.berg, tj, willy,
david, amir73il, bfields, gregkh, kernel-team, linux-mm, akpm,
mhocko, minchan, hannes, vdavydov.dev, sj, jglisse, dennis, cl,
penberg, rientjes, vbabka, ngupta, linux-block, axboe,
paolo.valente, josef, linux-fsdevel, viro, jack, jlayton,
dan.j.williams, hch, djwong, dri-devel, airlied,
rodrigosiqueiramelo, melissa.srw, hamohammed.sa
[ 22.135149] ===================================================
[ 22.135154] DEPT: Circular dependency has been detected.
[ 22.135156] 5.17.0-rc1-00014-gcf3441bb2012 #2 Tainted: G W
[ 22.135159] ---------------------------------------------------
[ 22.135161] summary
[ 22.135162] ---------------------------------------------------
[ 22.135163] *** DEADLOCK ***
[ 22.135163]
[ 22.135164] context A
[ 22.135166] [S] start_this_handle(jbd2_handle:0)
[ 22.135169] [W] __raw_write_lock(&journal->j_state_lock:8)
[ 22.135171] [E] up_read(jbd2_handle:0)
[ 22.135174]
[ 22.135175] context B
[ 22.135176] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 22.135179] [W] start_this_handle(jbd2_handle:0)
[ 22.135181] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 22.135183]
[ 22.135184] context C
[ 22.135185] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 22.135188] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 22.135190] [E] write_unlock(&journal->j_state_lock:8)
[ 22.135192]
[ 22.135193] [S]: start of the event context
[ 22.135194] [W]: the wait blocked
[ 22.135195] [E]: the event not reachable
[ 22.135197] ---------------------------------------------------
[ 22.135198] context A's detail
[ 22.135199] ---------------------------------------------------
[ 22.135200] context A
[ 22.135202] [S] start_this_handle(jbd2_handle:0)
[ 22.135204] [W] __raw_write_lock(&journal->j_state_lock:8)
[ 22.135206] [E] up_read(jbd2_handle:0)
[ 22.135208]
[ 22.135209] [S] start_this_handle(jbd2_handle:0):
[ 22.135211] [<ffffffff8133cdfb>] start_this_handle+0x11b/0x5e0
[ 22.135220] stacktrace:
[ 22.135221] start_this_handle+0x1d2/0x5e0
[ 22.135228] jbd2__journal_start+0xe6/0x220
[ 22.135231] __ext4_journal_start_sb+0x11c/0x150
[ 22.135236] ext4_dirty_inode+0x2f/0x70
[ 22.135240] __mark_inode_dirty+0x1ba/0x400
[ 22.135244] generic_update_time+0x99/0xc0
[ 22.135248] touch_atime+0x18c/0x1e0
[ 22.135251] filemap_read+0x27a/0x920
[ 22.135255] __kernel_read+0x12e/0x2f0
[ 22.135263] bprm_execve+0x2f0/0x6c0
[ 22.135267] do_execveat_common.isra.49+0x1b5/0x1d0
[ 22.135271] __x64_sys_execve+0x2d/0x40
[ 22.135275] do_syscall_64+0x3a/0x90
[ 22.135280] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 22.135285]
[ 22.135286] [W] __raw_write_lock(&journal->j_state_lock:8):
[ 22.135288] [<ffffffff81348c59>] jbd2_log_start_commit+0x19/0x40
[ 22.135293] stacktrace:
[ 22.135294] dept_wait+0x125/0x1e0
[ 22.135299] _raw_write_lock+0x4b/0x90
[ 22.135303] jbd2_log_start_commit+0x19/0x40
[ 22.135306] jbd2_journal_stop+0x104/0x310
[ 22.135310] __ext4_journal_stop+0x31/0x90
[ 22.135313] __mark_inode_dirty+0x1ba/0x400
[ 22.135316] generic_update_time+0x99/0xc0
[ 22.135319] touch_atime+0x18c/0x1e0
[ 22.135323] filemap_read+0x27a/0x920
[ 22.135326] __kernel_read+0x12e/0x2f0
[ 22.135330] bprm_execve+0x2f0/0x6c0
[ 22.135334] do_execveat_common.isra.49+0x1b5/0x1d0
[ 22.135338] __x64_sys_execve+0x2d/0x40
[ 22.135342] do_syscall_64+0x3a/0x90
[ 22.135345] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 22.135349]
[ 22.135351] [E] up_read(jbd2_handle:0):
[ 22.135352] [<ffffffff8133ce34>] start_this_handle+0x154/0x5e0
[ 22.135357] ---------------------------------------------------
[ 22.135358] context B's detail
[ 22.135359] ---------------------------------------------------
[ 22.135360] context B
[ 22.135362] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0)
[ 22.135364] [W] start_this_handle(jbd2_handle:0)
[ 22.135366] [E] event(&(&journal->j_wait_commit)->dmap:0)
[ 22.135368]
[ 22.135369] [S] (unknown)(&(&journal->j_wait_commit)->dmap:0):
[ 22.135371] (N/A)
[ 22.135372]
[ 22.135373] [W] start_this_handle(jbd2_handle:0):
[ 22.135375] [<ffffffff8133cdfb>] start_this_handle+0x11b/0x5e0
[ 22.135379] stacktrace:
[ 22.135380] start_this_handle+0x1ad/0x5e0
[ 22.135383] jbd2__journal_start+0xe6/0x220
[ 22.135387] __ext4_journal_start_sb+0x11c/0x150
[ 22.135391] ext4_truncate+0x167/0x4b0
[ 22.135394] ext4_da_write_begin+0x19c/0x2a0
[ 22.135397] generic_perform_write+0xa6/0x1c0
[ 22.135400] ext4_buffered_write_iter+0x89/0x100
[ 22.135405] ext4_file_write_iter+0x4a/0x7f0
[ 22.135409] new_sync_write+0x100/0x190
[ 22.135413] vfs_write+0x134/0x360
[ 22.135417] ksys_write+0x4d/0xc0
[ 22.135419] do_syscall_64+0x3a/0x90
[ 22.135423] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 22.135427]
[ 22.135428] [E] event(&(&journal->j_wait_commit)->dmap:0):
[ 22.135430] [<ffffffff810baa53>] __wake_up_common+0x93/0x1a0
[ 22.135433] stacktrace:
[ 22.135434] dept_event+0x12b/0x1f0
[ 22.135438] __wake_up_common+0xb0/0x1a0
[ 22.135440] __wake_up_common_lock+0x65/0x90
[ 22.135443] __jbd2_log_start_commit+0x8a/0xa0
[ 22.135446] jbd2_log_start_commit+0x24/0x40
[ 22.135449] __jbd2_journal_force_commit+0x91/0xb0
[ 22.135452] jbd2_journal_force_commit_nested+0x5/0x10
[ 22.135455] ext4_should_retry_alloc+0x5b/0xb0
[ 22.135459] ext4_da_write_begin+0xf2/0x2a0
[ 22.135462] generic_perform_write+0xa6/0x1c0
[ 22.135465] ext4_buffered_write_iter+0x89/0x100
[ 22.135469] ext4_file_write_iter+0x4a/0x7f0
[ 22.135473] new_sync_write+0x100/0x190
[ 22.135477] vfs_write+0x134/0x360
[ 22.135481] ksys_write+0x4d/0xc0
[ 22.135483] do_syscall_64+0x3a/0x90
[ 22.135487] ---------------------------------------------------
[ 22.135488] context C's detail
[ 22.135489] ---------------------------------------------------
[ 22.135491] context C
[ 22.135492] [S] __raw_write_lock(&journal->j_state_lock:8)
[ 22.135494] [W] wait(&(&journal->j_wait_commit)->dmap:0)
[ 22.135496] [E] write_unlock(&journal->j_state_lock:8)
[ 22.135498]
[ 22.135499] [S] __raw_write_lock(&journal->j_state_lock:8):
[ 22.135501] [<ffffffff81346e9e>] kjournald2+0x7e/0x260
[ 22.135505] stacktrace:
[ 22.135506] _raw_write_lock+0x6e/0x90
[ 22.135510] kjournald2+0x7e/0x260
[ 22.135512] kthread+0xe3/0x110
[ 22.135517] ret_from_fork+0x22/0x30
[ 22.135520]
[ 22.135521] [W] wait(&(&journal->j_wait_commit)->dmap:0):
[ 22.135523] [<ffffffff810bb017>] prepare_to_wait+0x47/0xd0
[ 22.135527] stacktrace:
[ 22.135528] kjournald2+0x164/0x260
[ 22.135530] kthread+0xe3/0x110
[ 22.135534] ret_from_fork+0x22/0x30
[ 22.135537]
[ 22.135538] [E] write_unlock(&journal->j_state_lock:8):
[ 22.135540] [<ffffffff8134700b>] kjournald2+0x1eb/0x260
[ 22.135543] stacktrace:
[ 22.135545] _raw_write_unlock+0x30/0x70
[ 22.135548] kjournald2+0x1eb/0x260
[ 22.135551] kthread+0xe3/0x110
[ 22.135554] ret_from_fork+0x22/0x30
[ 22.135557] ---------------------------------------------------
[ 22.135559] information that might be helpful
[ 22.135560] ---------------------------------------------------
[ 22.135562] CPU: 2 PID: 869 Comm: getty Tainted: G W 5.17.0-rc1-00014-gcf3441bb2012 #2
[ 22.135566] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
[ 22.135569] Call Trace:
[ 22.135571] <TASK>
[ 22.135573] dump_stack_lvl+0x44/0x57
[ 22.135577] print_circle+0x384/0x510
[ 22.135582] ? print_circle+0x510/0x510
[ 22.135586] cb_check_dl+0x58/0x60
[ 22.135589] bfs+0xdc/0x1b0
[ 22.135593] ? jbd2_log_start_commit+0x19/0x40
[ 22.135596] add_dep+0x94/0x120
[ 22.135601] ? jbd2_log_start_commit+0x19/0x40
[ 22.135604] add_wait+0x24e/0x410
[ 22.135608] ? check_new_class+0x44/0x190
[ 22.135611] ? jbd2_log_start_commit+0x19/0x40
[ 22.135615] dept_wait+0x125/0x1e0
[ 22.135619] _raw_write_lock+0x4b/0x90
[ 22.135623] ? jbd2_log_start_commit+0x19/0x40
[ 22.135626] jbd2_log_start_commit+0x19/0x40
[ 22.135630] jbd2_journal_stop+0x104/0x310
[ 22.135635] __ext4_journal_stop+0x31/0x90
[ 22.135639] __mark_inode_dirty+0x1ba/0x400
[ 22.135643] generic_update_time+0x99/0xc0
[ 22.135647] touch_atime+0x18c/0x1e0
[ 22.135652] filemap_read+0x27a/0x920
[ 22.135658] ? avc_has_perm+0xfa/0x1c0
[ 22.135662] ? _raw_spin_unlock_irqrestore+0x58/0x80
[ 22.135666] ? _raw_spin_unlock_irqrestore+0x58/0x80
[ 22.135670] __kernel_read+0x12e/0x2f0
[ 22.135677] bprm_execve+0x2f0/0x6c0
[ 22.135683] do_execveat_common.isra.49+0x1b5/0x1d0
[ 22.135688] __x64_sys_execve+0x2d/0x40
[ 22.135693] do_syscall_64+0x3a/0x90
[ 22.135697] entry_SYSCALL_64_after_hwframe+0x44/0xae
^ permalink raw reply [flat|nested] 8+ messages in thread