INFO: task syz-executor.1:26963 blocked for more than 143 seconds.
      Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:25488 pid:26963 tgid:26963 ppid:8080   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6726
 __schedule_loop kernel/sched/core.c:6801 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6816
 io_schedule+0x8c/0x100 kernel/sched/core.c:9022
 folio_wait_bit_common+0x881/0x12b0 mm/filemap.c:1273
 btrfs_page_mkwrite+0x4a4/0xd10 fs/btrfs/inode.c:8148
 do_page_mkwrite+0x197/0x470 mm/memory.c:2966
 wp_page_shared mm/memory.c:3353 [inline]
 do_wp_page+0x20e3/0x4c80 mm/memory.c:3493
 handle_pte_fault mm/memory.c:5160 [inline]
 __handle_mm_fault+0x26a3/0x72b0 mm/memory.c:5285
 handle_mm_fault+0x27e/0x770 mm/memory.c:5450
 do_user_addr_fault arch/x86/mm/fault.c:1364 [inline]
 handle_page_fault arch/x86/mm/fault.c:1507 [inline]
 exc_page_fault+0x456/0x870 arch/x86/mm/fault.c:1563
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f0b18a5df0b
RSP: 002b:00007ffe28833f48 EFLAGS: 00010207
RAX: 00000000200003d0 RBX: 00007ffe28834058 RCX: 00000000200003d0
RDX: 0000000020001340 RSI: 00007f0b18607e48 RDI: 0000000020000fe0
RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffe289a7080 R11: 00000000000197cc R12: 00007f0b18607198
R13: fffffffffffffffe R14: 00007f0b18600000 R15: 00007f0b186071a0
 </TASK>
INFO: task syz-executor.1:27051 blocked for more than 144 seconds.
      Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:24048 pid:27051 tgid:26963 ppid:8080   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6726
 __schedule_loop kernel/sched/core.c:6801 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6816
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6873
 rwsem_down_read_slowpath kernel/locking/rwsem.c:1086 [inline]
 __down_read_common kernel/locking/rwsem.c:1250 [inline]
 __down_read kernel/locking/rwsem.c:1263 [inline]
 down_read+0x703/0xa40 kernel/locking/rwsem.c:1528
 inode_lock_shared include/linux/fs.h:812 [inline]
 btrfs_inode_lock+0x60/0xd0 fs/btrfs/inode.c:370
 btrfs_direct_read fs/btrfs/file.c:3759 [inline]
 btrfs_file_read_iter+0x30b/0x6b0 fs/btrfs/file.c:3817
 call_read_iter include/linux/fs.h:2079 [inline]
 copy_splice_read+0x4c9/0x9c0 fs/splice.c:365
 do_splice_read fs/splice.c:984 [inline]
 splice_direct_to_actor+0x4b1/0xc80 fs/splice.c:1089
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
 do_sendfile+0x56d/0xdb0 fs/read_write.c:1295
 __do_sys_sendfile64 fs/read_write.c:1362 [inline]
 __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f0b18a7cd29
RSP: 002b:00007f0b1983e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f0b18bac050 RCX: 00007f0b18a7cd29
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000005
RBP: 00007f0b18ac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f0b18bac050 R15: 00007ffe28833e68
 </TASK>
INFO: task syz-executor.1:27053 blocked for more than 145 seconds.
      Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:21008 pid:27053 tgid:26963 ppid:8080   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6726
 __schedule_loop kernel/sched/core.c:6801 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6816
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6873
 rwsem_down_write_slowpath+0xeea/0x13b0 kernel/locking/rwsem.c:1178
 __down_write_common+0x1aa/0x200 kernel/locking/rwsem.c:1306
 inode_lock include/linux/fs.h:802 [inline]
 btrfs_inode_lock+0x4d/0xd0 fs/btrfs/inode.c:378
 btrfs_sync_file+0x55d/0x1330 fs/btrfs/file.c:1821
 generic_write_sync include/linux/fs.h:2735 [inline]
 btrfs_do_write_iter+0xbc5/0x1190 fs/btrfs/file.c:1694
 call_write_iter include/linux/fs.h:2085 [inline]
 iter_file_splice_write+0xa64/0x1320 fs/splice.c:743
 do_splice_from fs/splice.c:941 [inline]
 direct_splice_actor+0xf6/0x1e0 fs/splice.c:1164
 splice_direct_to_actor+0x54e/0xc80 fs/splice.c:1108
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
 do_sendfile+0x56d/0xdb0 fs/read_write.c:1295
 __do_sys_sendfile64 fs/read_write.c:1362 [inline]
 __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f0b18a7cd29
RSP: 002b:00007f0b1981d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f0b18bac120 RCX: 00007f0b18a7cd29
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004
RBP: 00007f0b18ac947a R08: 0000000000000000 R09: 0000000000000000
R10: 000000007fffffff R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f0b18bac120 R15: 00007ffe28833e68
 </TASK>
INFO: task syz-executor.1:27058 blocked for more than 146 seconds.
      Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:23688 pid:27058 tgid:26963 ppid:8080   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6726
 __schedule_loop kernel/sched/core.c:6801 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6816
 wait_extent_bit fs/btrfs/extent-io-tree.c:799 [inline]
 lock_extent+0x69d/0x850 fs/btrfs/extent-io-tree.c:1843
 btrfs_page_mkwrite+0x5bd/0xd10 fs/btrfs/inode.c:8158
 do_page_mkwrite+0x197/0x470 mm/memory.c:2966
 wp_page_shared mm/memory.c:3353 [inline]
 do_wp_page+0x20e3/0x4c80 mm/memory.c:3493
 handle_pte_fault mm/memory.c:5160 [inline]
 __handle_mm_fault+0x26a3/0x72b0 mm/memory.c:5285
 handle_mm_fault+0x27e/0x770 mm/memory.c:5450
 do_user_addr_fault arch/x86/mm/fault.c:1415 [inline]
 handle_page_fault arch/x86/mm/fault.c:1507 [inline]
 exc_page_fault+0x2ad/0x870 arch/x86/mm/fault.c:1563
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0010:rep_movs_alternative+0x33/0x70 arch/x86/lib/copy_user_64.S:58
Code: 40 83 f9 08 73 21 85 c9 74 0f 8a 06 88 07 48 ff c7 48 ff c6 48 ff c9 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 <48> 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb
RSP: 0018:ffffc9000c817530 EFLAGS: 00050206
RAX: 0000000000001000 RBX: 0000000020001618 RCX: 0000000000000038
RDX: 0000000000000000 RSI: ffffc9000c8175e0 RDI: 00000000200015e0
RBP: ffffc9000c817690 R08: ffffc9000c817617 R09: 1ffff92001902ec2
R10: dffffc0000000000 R11: fffff52001902ec3 R12: 0000000000000038
R13: ffffc9000c8175e0 R14: 00000000200015e0 R15: ffffc9000c8175e0
 copy_user_generic arch/x86/include/asm/uaccess_64.h:112 [inline]
 raw_copy_to_user arch/x86/include/asm/uaccess_64.h:133 [inline]
 _copy_to_user+0x86/0xa0 lib/usercopy.c:41
 copy_to_user include/linux/uaccess.h:191 [inline]
 fiemap_fill_next_extent+0x235/0x410 fs/ioctl.c:145
 emit_last_fiemap_cache fs/btrfs/extent_io.c:2511 [inline]
 extent_fiemap+0x1b9c/0x1fe0 fs/btrfs/extent_io.c:3038
 btrfs_fiemap+0x178/0x1e0 fs/btrfs/inode.c:7830
 ioctl_fiemap fs/ioctl.c:220 [inline]
 do_vfs_ioctl+0x19ea/0x2b40 fs/ioctl.c:811
 __do_sys_ioctl fs/ioctl.c:869 [inline]
 __se_sys_ioctl+0x81/0x170 fs/ioctl.c:857
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f0b18a7cd29
RSP: 002b:00007f0b197fc0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f0b18bac1f0 RCX: 00007f0b18a7cd29
RDX: 00000000200015c0 RSI: 00000000c020660b RDI: 0000000000000004
RBP: 00007f0b18ac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f0b18bac1f0 R15: 00007ffe28833e68
 </TASK>
INFO: task syz-executor.1:27075 blocked for more than 147 seconds.
      Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:26792 pid:27075 tgid:26963 ppid:8080   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6726
 __schedule_loop kernel/sched/core.c:6801 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6816
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6873
 rwsem_down_write_slowpath+0xeea/0x13b0 kernel/locking/rwsem.c:1178
 __down_write_common+0x1aa/0x200 kernel/locking/rwsem.c:1306
 inode_lock include/linux/fs.h:802 [inline]
 process_measurement+0x450/0x21c0 security/integrity/ima/ima_main.c:248
 ima_file_check+0xf1/0x170 security/integrity/ima/ima_main.c:557
 do_open fs/namei.c:3624 [inline]
 path_openat+0x287a/0x31e0 fs/namei.c:3779
 do_filp_open+0x234/0x490 fs/namei.c:3806
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1404
 do_sys_open fs/open.c:1419 [inline]
 __do_sys_open fs/open.c:1427 [inline]
 __se_sys_open fs/open.c:1423 [inline]
 __x64_sys_open+0x225/0x270 fs/open.c:1423
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f0b18a7cd29
RSP: 002b:00007f0b197db0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f0b18bac2c0 RCX: 00007f0b18a7cd29
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000180
RBP: 00007f0b18ac947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f0b18bac2c0 R15: 00007ffe28833e68
 </TASK>
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x198/0x310 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
 watchdog+0xfaf/0xff0 kernel/hung_task.c:379
 kthread+0x2d3/0x370 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1093 Comm: syz-executor.1 Not tainted 6.7.0-syzkaller-01727-gab27740f7665 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline]
RIP: 0010:local_irq_disable_exit_to_user include/linux/entry-common.h:231 [inline]
RIP: 0010:__syscall_exit_to_user_mode_work kernel/entry/common.c:200 [inline]
RIP: 0010:syscall_exit_to_user_mode+0x58/0x370 kernel/entry/common.c:212
Code: 00 9c 8f 04 24 f7 04 24 00 02 00 00 0f 84 0c 02 00 00 f6 c3 76 0f 85 27 02 00 00 48 c7 04 24 00 00 00 00 9c 8f 04 24 8b 04 24 <fa> a9 00 02 00 00 74 05 e8 6b 05 7b f6 83 3d 30 86 e6 03 00 74 1a
RSP: 0018:ffffc90004b8fed8 EFLAGS: 00000246
RAX: 0000000000000246 RBX: 0000000000000000 RCX: 689118021a508100
RDX: dffffc0000000000 RSI: ffffffff8bbe0960 RDI: ffffc90004b8ff58
RBP: ffffc90004b8ff48 R08: ffffffff8f010f6f R09: 1ffffffff1e021ed
R10: dffffc0000000000 R11: fffffbfff1e021ee R12: ffff88805ffad940
R13: 0000000000000000 R14: ffffc90004b8ff58 R15: 0000000000000002
FS:  00007f4e92f446c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4e8866d000 CR3: 0000000016726000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 do_syscall_64+0x102/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f4e9227cd29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4e92f440c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: 0000000000000004 RBX: 00007f4e923ac050 RCX: 00007f4e9227cd29
RDX: 0000000000000000 RSI: 000000000014d27e RDI: 0000000020000180
RBP: 00007f4e922c947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f4e923ac050 R15: 00007fff1206ea18
 </TASK>