INFO: task jbd2/sda1-8:5162 blocked for more than 143 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda1-8 state:D stack:26040 pid:5162 tgid:5162 ppid:2 task_flags:0x240040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
__wait_on_buffer+0x64/0x70 fs/buffer.c:123
wait_on_buffer include/linux/buffer_head.h:422 [inline]
jbd2_journal_commit_transaction+0x382e/0x6830 fs/jbd2/commit.c:808
kjournald2+0x1f4/0x760 fs/jbd2/journal.c:201
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task syz-executor:5815 blocked for more than 143 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:23680 pid:5815 tgid:5815 ppid:5813 task_flags:0x440100 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
do_get_write_access+0x93d/0x12a0 fs/jbd2/transaction.c:1092
jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x1be/0x320 fs/ext4/inode.c:5892
__ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6066
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6103
__mark_inode_dirty+0x1eb/0xe50 fs/fs-writeback.c:2527
generic_update_time+0xcf/0xf0 fs/inode.c:2064
inode_update_time fs/inode.c:2077 [inline]
__file_update_time fs/inode.c:2305 [inline]
file_update_time+0x17d/0x1c0 fs/inode.c:2335
ext4_page_mkwrite+0x35e/0x1750 fs/ext4/inode.c:6221
do_page_mkwrite+0x171/0x380 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing+0x29c/0x3fb0 mm/memory.c:4160
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x103d/0x2a40 mm/memory.c:6140
handle_mm_fault+0x3fe/0xad0 mm/memory.c:6309
do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f6b05277dcf
RSP: 002b:00007fff4eb37900 EFLAGS: 00010202
RAX: 00007f6b03cb4000 RBX: 00000000000002ad RCX: 0000000000000001
RDX: 1ffffffff0a98571 RSI: 0000555585eff8c8 RDI: 0000000000000002
RBP: 00007fff4eb37bf0 R08: 0000555585eff8c8 R09: 00000000000030ae
R10: 00007f6b05200000 R11: 00007fff4eb37e00 R12: 00007fff4eb37c50
R13: 0000000000000004 R14: 00007fff4eb37970 R15: 00007fff4eb37a40
INFO: task kworker/u8:14:13341 blocked for more than 143 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:14 state:D stack:26200 pid:13341 tgid:13341 ppid:10253 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
__wait_on_buffer+0x64/0x70 fs/buffer.c:123
wait_on_buffer include/linux/buffer_head.h:422 [inline]
__ext4_get_inode_loc+0x1085/0x1540 fs/ext4/inode.c:4550
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task kworker/u8:1:13355 blocked for more than 144 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:1 state:D stack:28056 pid:13355 tgid:13355 ppid:13 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit_lock+0x112/0x1a0 kernel/sched/wait_bit.c:90
out_of_line_wait_on_bit_lock+0xd9/0x110 kernel/sched/wait_bit.c:117
wait_on_bit_lock_io include/linux/wait_bit.h:221 [inline]
__lock_buffer+0x67/0x70 fs/buffer.c:71
lock_buffer include/linux/buffer_head.h:434 [inline]
__ext4_get_inode_loc+0x11b5/0x1540 fs/ext4/inode.c:4461
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task syz.0.1576:13358 blocked for more than 144 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.1576 state:D stack:25672 pid:13358 tgid:13358 ppid:5826 task_flags:0x440040 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
do_get_write_access+0x93d/0x12a0 fs/jbd2/transaction.c:1092
jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x1be/0x320 fs/ext4/inode.c:5892
__ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6066
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6103
__mark_inode_dirty+0x1eb/0xe50 fs/fs-writeback.c:2527
generic_update_time+0xcf/0xf0 fs/inode.c:2064
inode_update_time fs/inode.c:2077 [inline]
__file_update_time fs/inode.c:2305 [inline]
file_update_time+0x17d/0x1c0 fs/inode.c:2335
ext4_page_mkwrite+0x35e/0x1750 fs/ext4/inode.c:6221
do_page_mkwrite+0x171/0x380 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing+0x29c/0x3fb0 mm/memory.c:4160
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x103d/0x2a40 mm/memory.c:6140
handle_mm_fault+0x3fe/0xad0 mm/memory.c:6309
do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f2ad8a6f282
RSP: 002b:00007fffc3f56e70 EFLAGS: 00010202
RAX: 000000000004c008 RBX: 00007f2ad98e5720 RCX: 0000000000000000
RDX: 0000001b2ffd4000 RSI: 0000000000000008 RDI: 00007f2ad98e5720
RBP: 000000000000084f R08: 00007f2ad79fb088 R09: 00007f2ad8da2000
R10: 00007f2ad79fb008 R11: 0000000000000016 R12: ffffffff8b626e34
R13: 00007f2ad8db61f8 R14: 00000000000000f6 R15: fffffffffffb4000
INFO: task syz.1.1578:13365 blocked for more than 145 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.1578 state:D stack:25672 pid:13365 tgid:13365 ppid:7829 task_flags:0x440040 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
do_get_write_access+0x93d/0x12a0 fs/jbd2/transaction.c:1092
jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x1be/0x320 fs/ext4/inode.c:5892
__ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6066
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6103
__mark_inode_dirty+0x1eb/0xe50 fs/fs-writeback.c:2527
generic_update_time+0xcf/0xf0 fs/inode.c:2064
inode_update_time fs/inode.c:2077 [inline]
__file_update_time fs/inode.c:2305 [inline]
file_update_time+0x17d/0x1c0 fs/inode.c:2335
ext4_page_mkwrite+0x35e/0x1750 fs/ext4/inode.c:6221
do_page_mkwrite+0x171/0x380 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing+0x29c/0x3fb0 mm/memory.c:4160
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x103d/0x2a40 mm/memory.c:6140
handle_mm_fault+0x3fe/0xad0 mm/memory.c:6309
do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f5848c6eada
RSP: 002b:00007fffdf87baa0 EFLAGS: 00010202
RAX: 0000001b33f04000 RBX: 00007f5849ae5720 RCX: 0000001b33f03ff8
RDX: 0000001b33b20220 RSI: 0000000000000008 RDI: 00007f5849ae5720
RBP: ffffffff81b67383 R08: 00007f5848fb6038 R09: 00007f5848fa2000
R10: 00007f58483ff008 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000064 R14: ffffffff81b67aab R15: 0000000000000064
INFO: task kworker/u8:15:13368 blocked for more than 145 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:15 state:D stack:28216 pid:13368 tgid:13368 ppid:10254 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit_lock+0x112/0x1a0 kernel/sched/wait_bit.c:90
out_of_line_wait_on_bit_lock+0xd9/0x110 kernel/sched/wait_bit.c:117
wait_on_bit_lock_io include/linux/wait_bit.h:221 [inline]
__lock_buffer+0x67/0x70 fs/buffer.c:71
lock_buffer include/linux/buffer_head.h:434 [inline]
__ext4_get_inode_loc+0x11b5/0x1540 fs/ext4/inode.c:4461
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task kworker/u8:11:13369 blocked for more than 145 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:11 state:D stack:28216 pid:13369 tgid:13369 ppid:10250 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit_lock+0x112/0x1a0 kernel/sched/wait_bit.c:90
out_of_line_wait_on_bit_lock+0xd9/0x110 kernel/sched/wait_bit.c:117
wait_on_bit_lock_io include/linux/wait_bit.h:221 [inline]
__lock_buffer+0x67/0x70 fs/buffer.c:71
lock_buffer include/linux/buffer_head.h:434 [inline]
__ext4_get_inode_loc+0x11b5/0x1540 fs/ext4/inode.c:4461
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task kworker/u8:13:13370 blocked for more than 146 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:13 state:D stack:27992 pid:13370 tgid:13370 ppid:10252 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit_lock+0x112/0x1a0 kernel/sched/wait_bit.c:90
out_of_line_wait_on_bit_lock+0xd9/0x110 kernel/sched/wait_bit.c:117
wait_on_bit_lock_io include/linux/wait_bit.h:221 [inline]
__lock_buffer+0x67/0x70 fs/buffer.c:71
lock_buffer include/linux/buffer_head.h:434 [inline]
__ext4_get_inode_loc+0x11b5/0x1540 fs/ext4/inode.c:4461
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
INFO: task syz.4.1579:13374 blocked for more than 146 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1579 state:D stack:26488 pid:13374 tgid:13374 ppid:7581 task_flags:0x440040 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
do_get_write_access+0x93d/0x12a0 fs/jbd2/transaction.c:1092
jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x1be/0x320 fs/ext4/inode.c:5892
__ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6066
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6103
__mark_inode_dirty+0x1eb/0xe50 fs/fs-writeback.c:2527
generic_update_time+0xcf/0xf0 fs/inode.c:2064
inode_update_time fs/inode.c:2077 [inline]
__file_update_time fs/inode.c:2305 [inline]
file_update_time+0x17d/0x1c0 fs/inode.c:2335
ext4_page_mkwrite+0x35e/0x1750 fs/ext4/inode.c:6221
do_page_mkwrite+0x171/0x380 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing+0x29c/0x3fb0 mm/memory.c:4160
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x103d/0x2a40 mm/memory.c:6140
handle_mm_fault+0x3fe/0xad0 mm/memory.c:6309
do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f25d6c6eada
RSP: 002b:00007ffcb0d2ad70 EFLAGS: 00010202
RAX: 0000001b2cff7000 RBX: 00007f25d7ae5720 RCX: 0000001b2cff6ff8
RDX: 0000001b2cc20220 RSI: 0000000000000008 RDI: 00007f25d7ae5720
RBP: ffffffff893f9346 R08: 00007f25d6fb6038 R09: 00007f25d6fa2000
R10: 00007f25d63ff008 R11: 0000000000000009 R12: 0000000000000009
R13: 00000000000000da R14: ffffffff893f91e1 R15: 000000000000010c
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.5.1580:13380 blocked for more than 146 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.5.1580 state:D stack:27432 pid:13380 tgid:13380 ppid:8424 task_flags:0x440040 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd9/0x110 kernel/sched/wait_bit.c:64
wait_on_bit_io include/linux/wait_bit.h:105 [inline]
do_get_write_access+0x93d/0x12a0 fs/jbd2/transaction.c:1092
jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1241
__ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x1be/0x320 fs/ext4/inode.c:5892
__ext4_mark_inode_dirty+0x197/0x870 fs/ext4/inode.c:6066
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6103
__mark_inode_dirty+0x1eb/0xe50 fs/fs-writeback.c:2527
generic_update_time+0xcf/0xf0 fs/inode.c:2064
inode_update_time fs/inode.c:2077 [inline]
__file_update_time fs/inode.c:2305 [inline]
file_update_time+0x17d/0x1c0 fs/inode.c:2335
ext4_page_mkwrite+0x35e/0x1750 fs/ext4/inode.c:6221
do_page_mkwrite+0x171/0x380 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing+0x29c/0x3fb0 mm/memory.c:4160
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x103d/0x2a40 mm/memory.c:6140
handle_mm_fault+0x3fe/0xad0 mm/memory.c:6309
do_user_addr_fault+0x60c/0x1370 arch/x86/mm/fault.c:1337
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f20f966eada
RSP: 002b:00007ffcbb337e90 EFLAGS: 00010202
RAX: 0000001b31711000 RBX: 00007f20fa4e5720 RCX: 0000001b31710ff8
RDX: 0000001b31320224 RSI: 0000000000000008 RDI: 00007f20fa4e5720
RBP: ffffffff825d454a R08: 00007f20f99b6038 R09: 00007f20f99a2000
R10: 00007f20f8dff008 R11: 000000000000000a R12: 000000000000000a
R13: 000000000000017a R14: ffffffff825d4d96 R15: 00000000000001d2
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task kworker/u8:20:13387 blocked for more than 147 seconds.
Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:20 state:D stack:27608 pid:13387 tgid:13387 ppid:10454 task_flags:0x8040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
io_schedule+0xbf/0x130 kernel/sched/core.c:7742
bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:247
__wait_on_bit_lock+0x112/0x1a0 kernel/sched/wait_bit.c:90
out_of_line_wait_on_bit_lock+0xd9/0x110 kernel/sched/wait_bit.c:117
wait_on_bit_lock_io include/linux/wait_bit.h:221 [inline]
__lock_buffer+0x67/0x70 fs/buffer.c:71
lock_buffer include/linux/buffer_head.h:434 [inline]
__ext4_get_inode_loc+0x11b5/0x1540 fs/ext4/inode.c:4461
ext4_get_inode_loc+0xbd/0x160 fs/ext4/inode.c:4583
ext4_xattr_ibody_get+0x106/0x4b0 fs/ext4/xattr.c:644
ext4_xattr_get+0x165/0x780 fs/ext4/xattr.c:705
__vfs_getxattr+0x13a/0x1a0 fs/xattr.c:423
get_vfs_caps_from_disk+0x140/0x550 security/commoncap.c:684
get_file_caps security/commoncap.c:775 [inline]
cap_bprm_creds_from_file+0xb31/0x1c50 security/commoncap.c:927
security_bprm_creds_from_file+0x1e3/0x210 security/security.c:1285
bprm_creds_from_file fs/exec.c:1703 [inline]
begin_new_exec+0x11c/0x38b0 fs/exec.c:1213
load_elf_binary+0x88c/0x4f80 fs/binfmt_elf.c:1001
search_binary_handler fs/exec.c:1778 [inline]
exec_binprm fs/exec.c:1810 [inline]
bprm_execve fs/exec.c:1862 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1838
kernel_execve+0x2ef/0x3b0 fs/exec.c:2028
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
2 locks held by kworker/u8:1/13:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc90000127d18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
1 lock held by khungtaskd/31:
#0: ffffffff8e3bf440 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
#0: ffffffff8e3bf440 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline]
#0: ffffffff8e3bf440 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0 kernel/locking/lockdep.c:6764
6 locks held by kworker/u8:8/4351:
#0: ffff888143a9e948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000d627d18 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
#2: ffff88814eac80e0 (&type->s_umount_key#31){++++}-{4:4}, at: super_trylock_shared+0x1e/0xf0 fs/super.c:562
#3: ffff88814eacab98 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1b2/0x820 mm/page-writeback.c:2656
#4: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
#5: ffff88806d9baa68 (&ei->i_data_sem){++++}-{4:4}, at: ext4_map_blocks+0x355/0x1390 fs/ext4/inode.c:705
3 locks held by syz-executor/5815:
#0: ffff88807d45ea88 (vm_lock){++++}-{0:0}, at: do_user_addr_fault+0x452/0x1370 arch/x86/mm/fault.c:1328
#1: ffff88814eac8518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3287
#2: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
2 locks held by getty/8610:
#0: ffff8880355ea0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc900043732f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41b/0x14f0 drivers/tty/n_tty.c:2222
2 locks held by kworker/u8:11/10250:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000b08fd18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
2 locks held by kworker/u8:13/10252:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000b397d18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
2 locks held by kworker/u8:14/10253:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000b4b7d18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
2 locks held by kworker/u8:15/10254:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000b477d18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
2 locks held by kworker/u8:20/10454:
#0: ffff88801b489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213
#1: ffffc9000d607d18 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214
2 locks held by kworker/u8:14/13341:
#0: ffff88802f5bb488 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff88802f5bb488 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
2 locks held by kworker/u8:1/13355:
#0: ffff88802f5bcf88 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff88802f5bcf88 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
3 locks held by syz.0.1576/13358:
#0: ffff88802fb5fbc8 (vm_lock){++++}-{0:0}, at: do_user_addr_fault+0x452/0x1370 arch/x86/mm/fault.c:1328
#1: ffff88814eac8518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3287
#2: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
3 locks held by syz.1.1578/13365:
#0: ffff88803247c1c8 (vm_lock){++++}-{0:0}, at: do_user_addr_fault+0x452/0x1370 arch/x86/mm/fault.c:1328
#1: ffff88814eac8518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3287
#2: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
2 locks held by kworker/u8:15/13368:
#0: ffff8880304fcf88 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff8880304fcf88 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
2 locks held by kworker/u8:11/13369:
#0: ffff8880278f8548 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff8880278f8548 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
2 locks held by kworker/u8:13/13370:
#0: ffff8880304fd648 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff8880304fd648 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
3 locks held by syz.4.1579/13374:
#0: ffff88807fd0c448 (vm_lock){++++}-{0:0}, at: do_user_addr_fault+0x452/0x1370 arch/x86/mm/fault.c:1328
#1: ffff88814eac8518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3287
#2: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
3 locks held by syz.5.1580/13380:
#0: ffff88806dea6088 (vm_lock){++++}-{0:0}, at: do_user_addr_fault+0x452/0x1370 arch/x86/mm/fault.c:1328
#1: ffff88814eac8518 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x171/0x380 mm/memory.c:3287
#2: ffff88814eacc950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x5e4/0x1410 fs/jbd2/transaction.c:444
2 locks held by kworker/u8:20/13387:
#0: ffff8880278fa708 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1469 [inline]
#0: ffff8880278fa708 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1650 fs/exec.c:1842
#1: ffff888035933250 (&ei->xattr_sem){.+.+}-{4:4}, at: ext4_xattr_get+0x14d/0x780 fs/ext4/xattr.c:704
=============================================
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0 PREEMPT(full)
Tainted: [U]=USER
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:274 [inline]
watchdog+0xf70/0x12c0 kernel/hung_task.c:437
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 10259 Comm: kworker/u8:18 Tainted: G U 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0 PREEMPT(full)
Tainted: [U]=USER
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:match_held_lock+0x1/0xc0 kernel/locking/lockdep.c:5303
Code: 98 a1 8d e8 d1 69 11 f6 90 0f 0b 90 90 e9 58 ff ff ff 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 53 <48> 89 fb 48 39 77 10 74 55 66 83 7f 22 1f 76 65 48 8b 46 08 48 89
RSP: 0018:ffffc9000b607890 EFLAGS: 00000002
RAX: 000000000000001e RBX: ffff888033648be0 RCX: ffffc9000b6078dc
RDX: 0000000000000007 RSI: ffff88801b47b078 RDI: ffff888033648be0
RBP: 0000000000000006 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801b47b078
R13: ffffc9000b6078dc R14: 0000000000000007 R15: 0000000000000007
FS: 0000000000000000(0000) GS:ffff888124aec000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055aeab0ea600 CR3: 000000000e180000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
find_held_lock+0x2b/0x80 kernel/locking/lockdep.c:5348
__lock_release kernel/locking/lockdep.c:5533 [inline]
lock_release+0xe4/0x2f0 kernel/locking/lockdep.c:5887
__raw_spin_unlock include/linux/spinlock_api_smp.h:141 [inline]
_raw_spin_unlock+0x16/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:391 [inline]
__text_poke+0x664/0xd00 arch/x86/kernel/alternative.c:2330
text_poke_bp_batch+0x498/0x760 arch/x86/kernel/alternative.c:2743
text_poke_flush arch/x86/kernel/alternative.c:2856 [inline]
text_poke_flush arch/x86/kernel/alternative.c:2853 [inline]
text_poke_finish+0x30/0x40 arch/x86/kernel/alternative.c:2863
arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
jump_label_update+0x376/0x550 kernel/jump_label.c:919
static_key_enable_cpuslocked+0x1b7/0x270 kernel/jump_label.c:210
static_key_enable+0x1a/0x20 kernel/jump_label.c:223
toggle_allocation_gate mm/kfence/core.c:850 [inline]
toggle_allocation_gate+0xfa/0x280 mm/kfence/core.c:842
process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3319 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245