f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 353.732615][ T8753] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 353.732626][ T8753] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 353.732631][ T8753] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 353.732637][ T8753] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 353.732643][ T8753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 353.732650][ T8753] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 353.732667][ T8753]
[ 354.507986][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 354.914537][ T8770] loop0: detected capacity change from 0 to 32768
[ 354.930897][ T8770] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.204 (8770)
[ 354.947576][ T8770] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 354.947605][ T8770] BTRFS info (device loop0): using crc32c checksum algorithm
[ 354.997311][ T8770] BTRFS info (device loop0): enabling ssd optimizations
[ 354.997347][ T8770] BTRFS info (device loop0): enabling free space tree
[ 354.997358][ T8770] BTRFS info (device loop0): enabling auto defrag
[ 354.997370][ T8770] BTRFS info (device loop0): use zlib compression, level 3
[ 354.997382][ T8770] BTRFS info (device loop0): max_inline set to 0
[ 355.055389][ T8770] FAULT_INJECTION: forcing a failure.
[ 355.055389][ T8770] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 355.055419][ T8770] CPU: 0 UID: 0 PID: 8770 Comm: syz.0.204 Not tainted syzkaller #0 PREEMPT(full)
[ 355.055433][ T8770] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 355.055441][ T8770] Call Trace:
[ 355.055447][ T8770]
[ 355.055454][ T8770] dump_stack_lvl+0xe8/0x150
[ 355.055476][ T8770] should_fail_ex+0x410/0x560
[ 355.055500][ T8770] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 355.055535][ T8770] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 355.055567][ T8770] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 355.055582][ T8770] ? alloc_pages_mpol+0x256/0x390
[ 355.055599][ T8770] ? bio_add_folio_nofail+0x111/0x310
[ 355.055617][ T8770] bio_iov_iter_bounce+0x3e6/0x12a0
[ 355.055637][ T8770] iomap_dio_bio_iter+0xe5f/0x1a20
[ 355.055671][ T8770] __iomap_dio_rw+0xf24/0x1c40
[ 355.055697][ T8770] ? __pfx___iomap_dio_rw+0x10/0x10
[ 355.055722][ T8770] ? do_raw_spin_unlock+0x4d/0x200
[ 355.055749][ T8770] btrfs_direct_write+0x7fe/0xce0
[ 355.055772][ T8770] ? __pfx_btrfs_direct_write+0x10/0x10
[ 355.055786][ T8770] ? stack_depot_save_flags+0x33/0x7f0
[ 355.055797][ T8770] ? count_memcg_event_mm+0x21/0x260
[ 355.055811][ T8770] ? io_submit_one+0x134/0x13d0
[ 355.055832][ T8770] btrfs_do_write_iter+0x325/0x790
[ 355.055854][ T8770] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 355.055871][ T8770] ? aio_write+0x54a/0x870
[ 355.055884][ T8770] aio_write+0x5d0/0x870
[ 355.055898][ T8770] ? __pfx_aio_write+0x10/0x10
[ 355.055929][ T8770] io_submit_one+0x798/0x13d0
[ 355.055944][ T8770] ? lockdep_hardirqs_on+0x7b/0x110
[ 355.055960][ T8770] ? irqentry_exit+0x218/0x910
[ 355.055975][ T8770] ? __pfx_io_submit_one+0x10/0x10
[ 355.055985][ T8770] ? lock_acquire+0x115/0x350
[ 355.056006][ T8770] ? __might_fault+0xaf/0x130
[ 355.056023][ T8770] __se_sys_io_submit+0x195/0x340
[ 355.056042][ T8770] ? __pfx___se_sys_io_submit+0x10/0x10
[ 355.056056][ T8770] ? ksys_write+0x1fc/0x270
[ 355.056081][ T8770] do_syscall_64+0x166/0x520
[ 355.056095][ T8770] ? trace_irq_disable+0x3b/0x140
[ 355.056108][ T8770] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 355.056120][ T8770] ? clear_bhb_loop+0x70/0xc0
[ 355.056134][ T8770] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 355.056145][ T8770] RIP: 0033:0x7f68fe39e159
[ 355.056159][ T8770] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 355.056170][ T8770] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 355.056184][ T8770] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 355.056193][ T8770] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 355.056201][ T8770] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 355.056208][ T8770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 355.056215][ T8770] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 355.056262][ T8770]
[ 355.847479][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:04:55 executed programs: 190
[ 356.258647][ T8787] loop0: detected capacity change from 0 to 32768
[ 356.269365][ T8787] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.205 (8787)
[ 356.287531][ T8787] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 356.287567][ T8787] BTRFS info (device loop0): using crc32c checksum algorithm
[ 356.367773][ T8787] BTRFS info (device loop0): enabling ssd optimizations
[ 356.367797][ T8787] BTRFS info (device loop0): enabling free space tree
[ 356.367807][ T8787] BTRFS info (device loop0): enabling auto defrag
[ 356.367818][ T8787] BTRFS info (device loop0): use zlib compression, level 3
[ 356.367828][ T8787] BTRFS info (device loop0): max_inline set to 0
[ 356.410571][ T8787] FAULT_INJECTION: forcing a failure.
[ 356.410571][ T8787] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 356.410596][ T8787] CPU: 0 UID: 0 PID: 8787 Comm: syz.0.205 Not tainted syzkaller #0 PREEMPT(full)
[ 356.410606][ T8787] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 356.410612][ T8787] Call Trace:
[ 356.410616][ T8787]
[ 356.410620][ T8787] dump_stack_lvl+0xe8/0x150
[ 356.410643][ T8787] should_fail_ex+0x410/0x560
[ 356.410671][ T8787] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 356.410685][ T8787] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 356.410719][ T8787] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 356.410733][ T8787] ? alloc_pages_mpol+0x256/0x390
[ 356.410763][ T8787] ? bio_add_folio_nofail+0x111/0x310
[ 356.410783][ T8787] bio_iov_iter_bounce+0x3e6/0x12a0
[ 356.410809][ T8787] iomap_dio_bio_iter+0xe5f/0x1a20
[ 356.410874][ T8787] __iomap_dio_rw+0xf24/0x1c40
[ 356.410904][ T8787] ? __pfx___iomap_dio_rw+0x10/0x10
[ 356.410930][ T8787] ? do_raw_spin_unlock+0x4d/0x200
[ 356.410961][ T8787] btrfs_direct_write+0x7fe/0xce0
[ 356.410982][ T8787] ? __pfx_btrfs_direct_write+0x10/0x10
[ 356.410998][ T8787] ? stack_depot_save_flags+0x33/0x7f0
[ 356.411011][ T8787] ? count_memcg_event_mm+0x21/0x260
[ 356.411027][ T8787] ? io_submit_one+0x134/0x13d0
[ 356.411042][ T8787] btrfs_do_write_iter+0x325/0x790
[ 356.411060][ T8787] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 356.411072][ T8787] ? aio_write+0x54a/0x870
[ 356.411081][ T8787] aio_write+0x5d0/0x870
[ 356.411091][ T8787] ? __pfx_aio_write+0x10/0x10
[ 356.411120][ T8787] io_submit_one+0x798/0x13d0
[ 356.411134][ T8787] ? lockdep_hardirqs_on+0x7b/0x110
[ 356.411152][ T8787] ? irqentry_exit+0x218/0x910
[ 356.411170][ T8787] ? __pfx_io_submit_one+0x10/0x10
[ 356.411181][ T8787] ? lock_acquire+0x115/0x350
[ 356.411203][ T8787] ? __might_fault+0xaf/0x130
[ 356.411215][ T8787] __se_sys_io_submit+0x195/0x340
[ 356.411228][ T8787] ? __pfx___se_sys_io_submit+0x10/0x10
[ 356.411238][ T8787] ? ksys_write+0x1fc/0x270
[ 356.411259][ T8787] do_syscall_64+0x166/0x520
[ 356.411269][ T8787] ? trace_irq_disable+0x3b/0x140
[ 356.411279][ T8787] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 356.411288][ T8787] ? clear_bhb_loop+0x70/0xc0
[ 356.411298][ T8787] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 356.411306][ T8787] RIP: 0033:0x7f68fe39e159
[ 356.411317][ T8787] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 356.411324][ T8787] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 356.411335][ T8787] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 356.411342][ T8787] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 356.411347][ T8787] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 356.411352][ T8787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 356.411357][ T8787] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 356.411369][ T8787]
[ 357.165644][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 357.597205][ T8804] loop0: detected capacity change from 0 to 32768
[ 357.606641][ T8804] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.206 (8804)
[ 357.620628][ T8804] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 357.620658][ T8804] BTRFS info (device loop0): using crc32c checksum algorithm
[ 357.680956][ T8804] BTRFS info (device loop0): enabling ssd optimizations
[ 357.680983][ T8804] BTRFS info (device loop0): enabling free space tree
[ 357.680992][ T8804] BTRFS info (device loop0): enabling auto defrag
[ 357.681003][ T8804] BTRFS info (device loop0): use zlib compression, level 3
[ 357.681074][ T8804] BTRFS info (device loop0): max_inline set to 0
[ 357.731353][ T8804] FAULT_INJECTION: forcing a failure.
[ 357.731353][ T8804] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 357.731384][ T8804] CPU: 0 UID: 0 PID: 8804 Comm: syz.0.206 Not tainted syzkaller #0 PREEMPT(full)
[ 357.731398][ T8804] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 357.731413][ T8804] Call Trace:
[ 357.731419][ T8804]
[ 357.731427][ T8804] dump_stack_lvl+0xe8/0x150
[ 357.731450][ T8804] should_fail_ex+0x410/0x560
[ 357.731473][ T8804] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 357.731488][ T8804] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 357.731516][ T8804] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 357.731529][ T8804] ? alloc_pages_mpol+0x256/0x390
[ 357.731547][ T8804] ? bio_add_folio_nofail+0x111/0x310
[ 357.731592][ T8804] bio_iov_iter_bounce+0x3e6/0x12a0
[ 357.731615][ T8804] iomap_dio_bio_iter+0xe5f/0x1a20
[ 357.731649][ T8804] __iomap_dio_rw+0xf24/0x1c40
[ 357.731676][ T8804] ? __pfx___iomap_dio_rw+0x10/0x10
[ 357.731700][ T8804] ? do_raw_spin_unlock+0x4d/0x200
[ 357.731731][ T8804] btrfs_direct_write+0x7fe/0xce0
[ 357.731753][ T8804] ? __pfx_btrfs_direct_write+0x10/0x10
[ 357.731768][ T8804] ? stack_depot_save_flags+0x33/0x7f0
[ 357.731780][ T8804] ? count_memcg_event_mm+0x21/0x260
[ 357.731793][ T8804] ? io_submit_one+0x134/0x13d0
[ 357.731806][ T8804] btrfs_do_write_iter+0x325/0x790
[ 357.731828][ T8804] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 357.731844][ T8804] ? aio_write+0x54a/0x870
[ 357.731858][ T8804] aio_write+0x5d0/0x870
[ 357.731873][ T8804] ? __pfx_aio_write+0x10/0x10
[ 357.731910][ T8804] io_submit_one+0x798/0x13d0
[ 357.731925][ T8804] ? lockdep_hardirqs_on+0x7b/0x110
[ 357.731941][ T8804] ? irqentry_exit+0x218/0x910
[ 357.731957][ T8804] ? __pfx_io_submit_one+0x10/0x10
[ 357.731967][ T8804] ? lock_acquire+0x115/0x350
[ 357.731988][ T8804] ? __might_fault+0xaf/0x130
[ 357.732004][ T8804] __se_sys_io_submit+0x195/0x340
[ 357.732022][ T8804] ? __pfx___se_sys_io_submit+0x10/0x10
[ 357.732036][ T8804] ? ksys_write+0x1fc/0x270
[ 357.732060][ T8804] do_syscall_64+0x166/0x520
[ 357.732072][ T8804] ? trace_irq_disable+0x3b/0x140
[ 357.732086][ T8804] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 357.732098][ T8804] ? clear_bhb_loop+0x70/0xc0
[ 357.732113][ T8804] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 357.732128][ T8804] RIP: 0033:0x7f68fe39e159
[ 357.732142][ T8804] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 357.732149][ T8804] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 357.732160][ T8804] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 357.732166][ T8804] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 357.732170][ T8804] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 357.732175][ T8804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 357.732180][ T8804] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 357.732192][ T8804]
[ 358.496381][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 358.873145][ T8821] loop0: detected capacity change from 0 to 32768
[ 358.883048][ T8821] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.207 (8821)
[ 358.900661][ T8821] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 358.900687][ T8821] BTRFS info (device loop0): using crc32c checksum algorithm
[ 358.954686][ T8821] BTRFS info (device loop0): enabling ssd optimizations
[ 358.954715][ T8821] BTRFS info (device loop0): enabling free space tree
[ 358.954725][ T8821] BTRFS info (device loop0): enabling auto defrag
[ 358.954737][ T8821] BTRFS info (device loop0): use zlib compression, level 3
[ 358.954749][ T8821] BTRFS info (device loop0): max_inline set to 0
[ 358.996046][ T8821] FAULT_INJECTION: forcing a failure.
[ 358.996046][ T8821] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 358.996075][ T8821] CPU: 0 UID: 0 PID: 8821 Comm: syz.0.207 Not tainted syzkaller #0 PREEMPT(full)
[ 358.996089][ T8821] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 358.996097][ T8821] Call Trace:
[ 358.996102][ T8821]
[ 358.996108][ T8821] dump_stack_lvl+0xe8/0x150
[ 358.996132][ T8821] should_fail_ex+0x410/0x560
[ 358.996157][ T8821] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 358.996171][ T8821] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 358.996202][ T8821] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 358.996251][ T8821] ? alloc_pages_mpol+0x256/0x390
[ 358.996289][ T8821] ? bio_add_folio_nofail+0x111/0x310
[ 358.996309][ T8821] bio_iov_iter_bounce+0x3e6/0x12a0
[ 358.996331][ T8821] iomap_dio_bio_iter+0xe5f/0x1a20
[ 358.996366][ T8821] __iomap_dio_rw+0xf24/0x1c40
[ 358.996391][ T8821] ? __pfx___iomap_dio_rw+0x10/0x10
[ 358.996417][ T8821] ? do_raw_spin_unlock+0x4d/0x200
[ 358.996446][ T8821] btrfs_direct_write+0x7fe/0xce0
[ 358.996472][ T8821] ? __pfx_btrfs_direct_write+0x10/0x10
[ 358.996485][ T8821] ? stack_depot_save_flags+0x33/0x7f0
[ 358.996497][ T8821] ? count_memcg_event_mm+0x21/0x260
[ 358.996511][ T8821] ? io_submit_one+0x134/0x13d0
[ 358.996525][ T8821] btrfs_do_write_iter+0x325/0x790
[ 358.996545][ T8821] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 358.996562][ T8821] ? aio_write+0x54a/0x870
[ 358.996576][ T8821] aio_write+0x5d0/0x870
[ 358.996590][ T8821] ? __pfx_aio_write+0x10/0x10
[ 358.996620][ T8821] io_submit_one+0x798/0x13d0
[ 358.996635][ T8821] ? lockdep_hardirqs_on+0x7b/0x110
[ 358.996652][ T8821] ? irqentry_exit+0x218/0x910
[ 358.996668][ T8821] ? __pfx_io_submit_one+0x10/0x10
[ 358.996677][ T8821] ? lock_acquire+0x115/0x350
[ 358.996696][ T8821] ? __might_fault+0xaf/0x130
[ 358.996713][ T8821] __se_sys_io_submit+0x195/0x340
[ 358.996731][ T8821] ? __pfx___se_sys_io_submit+0x10/0x10
[ 358.996745][ T8821] ? ksys_write+0x1fc/0x270
[ 358.996772][ T8821] do_syscall_64+0x166/0x520
[ 358.996786][ T8821] ? trace_irq_disable+0x3b/0x140
[ 358.996801][ T8821] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 358.996816][ T8821] ? clear_bhb_loop+0x70/0xc0
[ 358.996831][ T8821] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 358.996844][ T8821] RIP: 0033:0x7f68fe39e159
[ 358.996858][ T8821] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 358.996869][ T8821] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 358.996886][ T8821] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 358.996895][ T8821] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 358.996903][ T8821] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 358.996911][ T8821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 358.996919][ T8821] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 358.996939][ T8821]
[ 359.765672][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 360.148516][ T8838] loop0: detected capacity change from 0 to 32768
[ 360.159493][ T8838] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.208 (8838)
[ 360.172367][ T8838] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 360.172395][ T8838] BTRFS info (device loop0): using crc32c checksum algorithm
[ 360.225198][ T8838] BTRFS info (device loop0): enabling ssd optimizations
[ 360.225223][ T8838] BTRFS info (device loop0): enabling free space tree
[ 360.225231][ T8838] BTRFS info (device loop0): enabling auto defrag
[ 360.225241][ T8838] BTRFS info (device loop0): use zlib compression, level 3
[ 360.225250][ T8838] BTRFS info (device loop0): max_inline set to 0
[ 360.886570][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:00 executed programs: 194
[ 361.283948][ T8855] loop0: detected capacity change from 0 to 32768
[ 361.298318][ T8855] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.209 (8855)
[ 361.312696][ T8855] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 361.312726][ T8855] BTRFS info (device loop0): using crc32c checksum algorithm
[ 361.384550][ T8855] BTRFS info (device loop0): enabling ssd optimizations
[ 361.384574][ T8855] BTRFS info (device loop0): enabling free space tree
[ 361.384584][ T8855] BTRFS info (device loop0): enabling auto defrag
[ 361.384595][ T8855] BTRFS info (device loop0): use zlib compression, level 3
[ 361.384607][ T8855] BTRFS info (device loop0): max_inline set to 0
[ 361.417844][ T8855] FAULT_INJECTION: forcing a failure.
[ 361.417844][ T8855] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 361.417873][ T8855] CPU: 0 UID: 0 PID: 8855 Comm: syz.0.209 Not tainted syzkaller #0 PREEMPT(full)
[ 361.417886][ T8855] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 361.417893][ T8855] Call Trace:
[ 361.417899][ T8855]
[ 361.417905][ T8855] dump_stack_lvl+0xe8/0x150
[ 361.417929][ T8855] should_fail_ex+0x410/0x560
[ 361.417951][ T8855] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 361.417966][ T8855] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 361.417995][ T8855] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 361.418008][ T8855] ? alloc_pages_mpol+0x256/0x390
[ 361.418023][ T8855] ? bio_add_folio_nofail+0x111/0x310
[ 361.418040][ T8855] bio_iov_iter_bounce+0x3e6/0x12a0
[ 361.418059][ T8855] iomap_dio_bio_iter+0xe5f/0x1a20
[ 361.418116][ T8855] __iomap_dio_rw+0xf24/0x1c40
[ 361.418141][ T8855] ? __pfx___iomap_dio_rw+0x10/0x10
[ 361.418167][ T8855] ? do_raw_spin_unlock+0x4d/0x200
[ 361.418193][ T8855] btrfs_direct_write+0x7fe/0xce0
[ 361.418213][ T8855] ? __pfx_btrfs_direct_write+0x10/0x10
[ 361.418227][ T8855] ? stack_depot_save_flags+0x33/0x7f0
[ 361.418239][ T8855] ? count_memcg_event_mm+0x21/0x260
[ 361.418253][ T8855] ? io_submit_one+0x134/0x13d0
[ 361.418272][ T8855] btrfs_do_write_iter+0x325/0x790
[ 361.418293][ T8855] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 361.418309][ T8855] ? aio_write+0x54a/0x870
[ 361.418321][ T8855] aio_write+0x5d0/0x870
[ 361.418335][ T8855] ? __pfx_aio_write+0x10/0x10
[ 361.418363][ T8855] io_submit_one+0x798/0x13d0
[ 361.418377][ T8855] ? lockdep_hardirqs_on+0x7b/0x110
[ 361.418393][ T8855] ? irqentry_exit+0x218/0x910
[ 361.418408][ T8855] ? __pfx_io_submit_one+0x10/0x10
[ 361.418417][ T8855] ? lock_acquire+0x115/0x350
[ 361.418436][ T8855] ? __might_fault+0xaf/0x130
[ 361.418452][ T8855] __se_sys_io_submit+0x195/0x340
[ 361.418489][ T8855] ? __pfx___se_sys_io_submit+0x10/0x10
[ 361.418503][ T8855] ? ksys_write+0x1fc/0x270
[ 361.418527][ T8855] do_syscall_64+0x166/0x520
[ 361.418540][ T8855] ? trace_irq_disable+0x3b/0x140
[ 361.418552][ T8855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 361.418563][ T8855] ? clear_bhb_loop+0x70/0xc0
[ 361.418577][ T8855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 361.418588][ T8855] RIP: 0033:0x7f68fe39e159
[ 361.418601][ T8855] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 361.418611][ T8855] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 361.418624][ T8855] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 361.418633][ T8855] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 361.418640][ T8855] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 361.418647][ T8855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 361.418655][ T8855] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 361.418672][ T8855]
[ 362.167229][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 362.586977][ T8872] loop0: detected capacity change from 0 to 32768
[ 362.605785][ T8872] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.210 (8872)
[ 362.620131][ T8872] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 362.620158][ T8872] BTRFS info (device loop0): using crc32c checksum algorithm
[ 362.689921][ T8872] BTRFS info (device loop0): enabling ssd optimizations
[ 362.689939][ T8872] BTRFS info (device loop0): enabling free space tree
[ 362.689953][ T8872] BTRFS info (device loop0): enabling auto defrag
[ 362.689961][ T8872] BTRFS info (device loop0): use zlib compression, level 3
[ 362.689969][ T8872] BTRFS info (device loop0): max_inline set to 0
[ 362.747941][ T8872] FAULT_INJECTION: forcing a failure.
[ 362.747941][ T8872] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 362.750601][ T8872] CPU: 0 UID: 0 PID: 8872 Comm: syz.0.210 Not tainted syzkaller #0 PREEMPT(full)
[ 362.750615][ T8872] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 362.750630][ T8872] Call Trace:
[ 362.750635][ T8872]
[ 362.750649][ T8872] dump_stack_lvl+0xe8/0x150
[ 362.750811][ T8872] should_fail_ex+0x410/0x560
[ 362.750883][ T8872] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 362.750914][ T8872] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 362.750996][ T8872] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 362.751030][ T8872] ? alloc_pages_mpol+0x256/0x390
[ 362.751054][ T8872] ? bio_add_folio_nofail+0x111/0x310
[ 362.751066][ T8872] bio_iov_iter_bounce+0x3e6/0x12a0
[ 362.751080][ T8872] iomap_dio_bio_iter+0xe5f/0x1a20
[ 362.751110][ T8872] __iomap_dio_rw+0xf24/0x1c40
[ 362.751126][ T8872] ? __pfx___iomap_dio_rw+0x10/0x10
[ 362.751142][ T8872] ? do_raw_spin_unlock+0x4d/0x200
[ 362.751205][ T8872] btrfs_direct_write+0x7fe/0xce0
[ 362.751246][ T8872] ? __pfx_btrfs_direct_write+0x10/0x10
[ 362.751261][ T8872] ? stack_depot_save_flags+0x33/0x7f0
[ 362.751271][ T8872] ? count_memcg_event_mm+0x21/0x260
[ 362.751287][ T8872] ? io_submit_one+0x134/0x13d0
[ 362.751296][ T8872] btrfs_do_write_iter+0x325/0x790
[ 362.751310][ T8872] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 362.751321][ T8872] ? aio_write+0x54a/0x870
[ 362.751330][ T8872] aio_write+0x5d0/0x870
[ 362.751340][ T8872] ? __pfx_aio_write+0x10/0x10
[ 362.751359][ T8872] io_submit_one+0x798/0x13d0
[ 362.751369][ T8872] ? lockdep_hardirqs_on+0x7b/0x110
[ 362.751430][ T8872] ? irqentry_exit+0x218/0x910
[ 362.751440][ T8872] ? __pfx_io_submit_one+0x10/0x10
[ 362.751448][ T8872] ? lock_acquire+0x115/0x350
[ 362.751461][ T8872] ? __might_fault+0xaf/0x130
[ 362.751472][ T8872] __se_sys_io_submit+0x195/0x340
[ 362.751484][ T8872] ? __pfx___se_sys_io_submit+0x10/0x10
[ 362.751493][ T8872] ? ksys_write+0x1fc/0x270
[ 362.751527][ T8872] do_syscall_64+0x166/0x520
[ 362.751541][ T8872] ? trace_irq_disable+0x3b/0x140
[ 362.751566][ T8872] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 362.751591][ T8872] ? clear_bhb_loop+0x70/0xc0
[ 362.751601][ T8872] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 362.751609][ T8872] RIP: 0033:0x7f68fe39e159
[ 362.751628][ T8872] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 362.751638][ T8872] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 362.751652][ T8872] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 362.751660][ T8872] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 362.751668][ T8872] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 362.751676][ T8872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 362.751683][ T8872] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 362.751702][ T8872]
[ 363.587732][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 363.985635][ T8889] loop0: detected capacity change from 0 to 32768
[ 363.994787][ T8889] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.211 (8889)
[ 364.001140][ T8889] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 364.001168][ T8889] BTRFS info (device loop0): using crc32c checksum algorithm
[ 364.052835][ T8889] BTRFS info (device loop0): enabling ssd optimizations
[ 364.052880][ T8889] BTRFS info (device loop0): enabling free space tree
[ 364.052993][ T8889] BTRFS info (device loop0): enabling auto defrag
[ 364.053011][ T8889] BTRFS info (device loop0): use zlib compression, level 3
[ 364.053028][ T8889] BTRFS info (device loop0): max_inline set to 0
[ 364.104521][ T8889] FAULT_INJECTION: forcing a failure.
[ 364.104521][ T8889] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 364.104554][ T8889] CPU: 0 UID: 0 PID: 8889 Comm: syz.0.211 Not tainted syzkaller #0 PREEMPT(full)
[ 364.104569][ T8889] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 364.104578][ T8889] Call Trace:
[ 364.104583][ T8889]
[ 364.104590][ T8889] dump_stack_lvl+0xe8/0x150
[ 364.104616][ T8889] should_fail_ex+0x410/0x560
[ 364.104641][ T8889] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 364.104657][ T8889] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 364.104716][ T8889] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 364.104730][ T8889] ? alloc_pages_mpol+0x256/0x390
[ 364.104750][ T8889] ? bio_add_folio_nofail+0x111/0x310
[ 364.104769][ T8889] bio_iov_iter_bounce+0x3e6/0x12a0
[ 364.104793][ T8889] iomap_dio_bio_iter+0xe5f/0x1a20
[ 364.104830][ T8889] __iomap_dio_rw+0xf24/0x1c40
[ 364.104866][ T8889] ? __pfx___iomap_dio_rw+0x10/0x10
[ 364.104894][ T8889] ? do_raw_spin_unlock+0x4d/0x200
[ 364.104923][ T8889] btrfs_direct_write+0x7fe/0xce0
[ 364.104944][ T8889] ? __pfx_btrfs_direct_write+0x10/0x10
[ 364.104958][ T8889] ? stack_depot_save_flags+0x33/0x7f0
[ 364.104972][ T8889] ? count_memcg_event_mm+0x21/0x260
[ 364.104984][ T8889] ? io_submit_one+0x134/0x13d0
[ 364.104998][ T8889] btrfs_do_write_iter+0x325/0x790
[ 364.105017][ T8889] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 364.105035][ T8889] ? aio_write+0x54a/0x870
[ 364.105050][ T8889] aio_write+0x5d0/0x870
[ 364.105066][ T8889] ? __pfx_aio_write+0x10/0x10
[ 364.105101][ T8889] io_submit_one+0x798/0x13d0
[ 364.105117][ T8889] ? lockdep_hardirqs_on+0x7b/0x110
[ 364.105134][ T8889] ? irqentry_exit+0x218/0x910
[ 364.105152][ T8889] ? __pfx_io_submit_one+0x10/0x10
[ 364.105163][ T8889] ? lock_acquire+0x115/0x350
[ 364.105186][ T8889] ? __might_fault+0xaf/0x130
[ 364.105204][ T8889] __se_sys_io_submit+0x195/0x340
[ 364.105223][ T8889] ? __pfx___se_sys_io_submit+0x10/0x10
[ 364.105239][ T8889] ? ksys_write+0x1fc/0x270
[ 364.105268][ T8889] do_syscall_64+0x166/0x520
[ 364.105283][ T8889] ? trace_irq_disable+0x3b/0x140
[ 364.105296][ T8889] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 364.105309][ T8889] ? clear_bhb_loop+0x70/0xc0
[ 364.105324][ T8889] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 364.105337][ T8889] RIP: 0033:0x7f68fe39e159
[ 364.105351][ T8889] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 364.105362][ T8889] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 364.105378][ T8889] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 364.105388][ T8889] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 364.105396][ T8889] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 364.105405][ T8889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 364.105413][ T8889] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 364.105434][ T8889]
[ 364.864703][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 365.412765][ T8906] loop0: detected capacity change from 0 to 32768
[ 365.423953][ T8906] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.212 (8906)
[ 365.439542][ T8906] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 365.439569][ T8906] BTRFS info (device loop0): using crc32c checksum algorithm
[ 365.484526][ T8906] BTRFS info (device loop0): enabling ssd optimizations
[ 365.484553][ T8906] BTRFS info (device loop0): enabling free space tree
[ 365.484563][ T8906] BTRFS info (device loop0): enabling auto defrag
[ 365.484574][ T8906] BTRFS info (device loop0): use zlib compression, level 3
[ 365.484585][ T8906] BTRFS info (device loop0): max_inline set to 0
[ 366.136952][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:05 executed programs: 198
[ 366.542962][ T8923] loop0: detected capacity change from 0 to 32768
[ 366.554513][ T8923] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.213 (8923)
[ 366.571354][ T8923] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 366.571380][ T8923] BTRFS info (device loop0): using crc32c checksum algorithm
[ 366.634956][ T8923] BTRFS info (device loop0): enabling ssd optimizations
[ 366.634980][ T8923] BTRFS info (device loop0): enabling free space tree
[ 366.634989][ T8923] BTRFS info (device loop0): enabling auto defrag
[ 366.635000][ T8923] BTRFS info (device loop0): use zlib compression, level 3
[ 366.635009][ T8923] BTRFS info (device loop0): max_inline set to 0
[ 366.675948][ T8923] FAULT_INJECTION: forcing a failure.
[ 366.675948][ T8923] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 366.675982][ T8923] CPU: 0 UID: 0 PID: 8923 Comm: syz.0.213 Not tainted syzkaller #0 PREEMPT(full)
[ 366.675997][ T8923] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 366.676006][ T8923] Call Trace:
[ 366.676012][ T8923]
[ 366.676019][ T8923] dump_stack_lvl+0xe8/0x150
[ 366.676045][ T8923] should_fail_ex+0x410/0x560
[ 366.676070][ T8923] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 366.676086][ T8923] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 366.676120][ T8923] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 366.676162][ T8923] ? alloc_pages_mpol+0x256/0x390
[ 366.676182][ T8923] ? bio_add_folio_nofail+0x111/0x310
[ 366.676233][ T8923] bio_iov_iter_bounce+0x3e6/0x12a0
[ 366.676258][ T8923] iomap_dio_bio_iter+0xe5f/0x1a20
[ 366.676297][ T8923] __iomap_dio_rw+0xf24/0x1c40
[ 366.676323][ T8923] ? __pfx___iomap_dio_rw+0x10/0x10
[ 366.676352][ T8923] ? do_raw_spin_unlock+0x4d/0x200
[ 366.676381][ T8923] btrfs_direct_write+0x7fe/0xce0
[ 366.676406][ T8923] ? __pfx_btrfs_direct_write+0x10/0x10
[ 366.676423][ T8923] ? stack_depot_save_flags+0x33/0x7f0
[ 366.676436][ T8923] ? count_memcg_event_mm+0x21/0x260
[ 366.676452][ T8923] ? io_submit_one+0x134/0x13d0
[ 366.676465][ T8923] btrfs_do_write_iter+0x325/0x790
[ 366.676488][ T8923] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 366.676505][ T8923] ? aio_write+0x54a/0x870
[ 366.676520][ T8923] aio_write+0x5d0/0x870
[ 366.676534][ T8923] ? __pfx_aio_write+0x10/0x10
[ 366.676566][ T8923] io_submit_one+0x798/0x13d0
[ 366.676580][ T8923] ? lockdep_hardirqs_on+0x7b/0x110
[ 366.676596][ T8923] ? irqentry_exit+0x218/0x910
[ 366.676612][ T8923] ? __pfx_io_submit_one+0x10/0x10
[ 366.676622][ T8923] ? lock_acquire+0x115/0x350
[ 366.676644][ T8923] ? __might_fault+0xaf/0x130
[ 366.676660][ T8923] __se_sys_io_submit+0x195/0x340
[ 366.676678][ T8923] ? __pfx___se_sys_io_submit+0x10/0x10
[ 366.676693][ T8923] ? ksys_write+0x1fc/0x270
[ 366.676720][ T8923] do_syscall_64+0x166/0x520
[ 366.676734][ T8923] ? trace_irq_disable+0x3b/0x140
[ 366.676747][ T8923] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 366.676760][ T8923] ? clear_bhb_loop+0x70/0xc0
[ 366.676775][ T8923] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 366.676787][ T8923] RIP: 0033:0x7f68fe39e159
[ 366.676801][ T8923] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 366.676812][ T8923] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 366.676829][ T8923] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 366.676838][ T8923] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 366.676847][ T8923] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 366.676854][ T8923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 366.676868][ T8923] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 366.676888][ T8923]
[ 367.455632][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 367.846074][ T8940] loop0: detected capacity change from 0 to 32768
[ 367.859288][ T8940] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.214 (8940)
[ 367.873213][ T8940] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 367.873241][ T8940] BTRFS info (device loop0): using crc32c checksum algorithm
[ 367.933683][ T8940] BTRFS info (device loop0): enabling ssd optimizations
[ 367.933709][ T8940] BTRFS info (device loop0): enabling free space tree
[ 367.933719][ T8940] BTRFS info (device loop0): enabling auto defrag
[ 367.933730][ T8940] BTRFS info (device loop0): use zlib compression, level 3
[ 367.933741][ T8940] BTRFS info (device loop0): max_inline set to 0
[ 367.988145][ T8940] FAULT_INJECTION: forcing a failure.
[ 367.988145][ T8940] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 367.988176][ T8940] CPU: 0 UID: 0 PID: 8940 Comm: syz.0.214 Not tainted syzkaller #0 PREEMPT(full)
[ 367.988215][ T8940] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 367.988220][ T8940] Call Trace:
[ 367.988225][ T8940]
[ 367.988229][ T8940] dump_stack_lvl+0xe8/0x150
[ 367.988248][ T8940] should_fail_ex+0x410/0x560
[ 367.988266][ T8940] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 367.988277][ T8940] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 367.988304][ T8940] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 367.988338][ T8940] ? alloc_pages_mpol+0x256/0x390
[ 367.988358][ T8940] ? bio_add_folio_nofail+0x111/0x310
[ 367.988377][ T8940] bio_iov_iter_bounce+0x3e6/0x12a0
[ 367.988400][ T8940] iomap_dio_bio_iter+0xe5f/0x1a20
[ 367.988430][ T8940] __iomap_dio_rw+0xf24/0x1c40
[ 367.988456][ T8940] ? __pfx___iomap_dio_rw+0x10/0x10
[ 367.988485][ T8940] ? do_raw_spin_unlock+0x4d/0x200
[ 367.988512][ T8940] btrfs_direct_write+0x7fe/0xce0
[ 367.988536][ T8940] ? __pfx_btrfs_direct_write+0x10/0x10
[ 367.988552][ T8940] ? stack_depot_save_flags+0x33/0x7f0
[ 367.988565][ T8940] ? count_memcg_event_mm+0x21/0x260
[ 367.988580][ T8940] ? io_submit_one+0x134/0x13d0
[ 367.988594][ T8940] btrfs_do_write_iter+0x325/0x790
[ 367.988609][ T8940] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 367.988621][ T8940] ? aio_write+0x54a/0x870
[ 367.988630][ T8940] aio_write+0x5d0/0x870
[ 367.988640][ T8940] ? __pfx_aio_write+0x10/0x10
[ 367.988661][ T8940] io_submit_one+0x798/0x13d0
[ 367.988675][ T8940] ? lockdep_hardirqs_on+0x7b/0x110
[ 367.988692][ T8940] ? irqentry_exit+0x218/0x910
[ 367.988710][ T8940] ? __pfx_io_submit_one+0x10/0x10
[ 367.988723][ T8940] ? lock_acquire+0x115/0x350
[ 367.988747][ T8940] ? __might_fault+0xaf/0x130
[ 367.988765][ T8940] __se_sys_io_submit+0x195/0x340
[ 367.988777][ T8940] ? __pfx___se_sys_io_submit+0x10/0x10
[ 367.988796][ T8940] ? ksys_write+0x1fc/0x270
[ 367.988818][ T8940] do_syscall_64+0x166/0x520
[ 367.988832][ T8940] ? trace_irq_disable+0x3b/0x140
[ 367.988845][ T8940] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 367.988856][ T8940] ? clear_bhb_loop+0x70/0xc0
[ 367.988872][ T8940] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 367.988885][ T8940] RIP: 0033:0x7f68fe39e159
[ 367.988899][ T8940] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 367.988910][ T8940] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 367.988927][ T8940] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 367.988936][ T8940] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 367.988945][ T8940] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 367.988953][ T8940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 367.988963][ T8940] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 367.988978][ T8940]
[ 368.753886][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 369.107363][ T8957] loop0: detected capacity change from 0 to 32768
[ 369.116981][ T8957] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.215 (8957)
[ 369.130486][ T8957] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 369.130504][ T8957] BTRFS info (device loop0): using crc32c checksum algorithm
[ 369.172984][ T8957] BTRFS info (device loop0): enabling ssd optimizations
[ 369.173012][ T8957] BTRFS info (device loop0): enabling free space tree
[ 369.173022][ T8957] BTRFS info (device loop0): enabling auto defrag
[ 369.173100][ T8957] BTRFS info (device loop0): use zlib compression, level 3
[ 369.173115][ T8957] BTRFS info (device loop0): max_inline set to 0
[ 369.823978][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 370.178746][ T8974] loop0: detected capacity change from 0 to 32768
[ 370.184167][ T8974] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.216 (8974)
[ 370.190072][ T8974] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 370.190093][ T8974] BTRFS info (device loop0): using crc32c checksum algorithm
[ 370.285078][ T8974] BTRFS info (device loop0): enabling ssd optimizations
[ 370.285102][ T8974] BTRFS info (device loop0): enabling free space tree
[ 370.285112][ T8974] BTRFS info (device loop0): enabling auto defrag
[ 370.285122][ T8974] BTRFS info (device loop0): use zlib compression, level 3
[ 370.285130][ T8974] BTRFS info (device loop0): max_inline set to 0
[ 370.346997][ T8974] FAULT_INJECTION: forcing a failure.
[ 370.346997][ T8974] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 370.347031][ T8974] CPU: 0 UID: 0 PID: 8974 Comm: syz.0.216 Not tainted syzkaller #0 PREEMPT(full)
[ 370.347046][ T8974] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 370.347055][ T8974] Call Trace:
[ 370.347060][ T8974]
[ 370.347067][ T8974] dump_stack_lvl+0xe8/0x150
[ 370.347086][ T8974] should_fail_ex+0x410/0x560
[ 370.347102][ T8974] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 370.347114][ T8974] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 370.347134][ T8974] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 370.347143][ T8974] ? alloc_pages_mpol+0x256/0x390
[ 370.347155][ T8974] ? bio_add_folio_nofail+0x111/0x310
[ 370.347167][ T8974] bio_iov_iter_bounce+0x3e6/0x12a0
[ 370.347182][ T8974] iomap_dio_bio_iter+0xe5f/0x1a20
[ 370.347202][ T8974] __iomap_dio_rw+0xf24/0x1c40
[ 370.347219][ T8974] ? __pfx___iomap_dio_rw+0x10/0x10
[ 370.347274][ T8974] ? do_raw_spin_unlock+0x4d/0x200
[ 370.347307][ T8974] btrfs_direct_write+0x7fe/0xce0
[ 370.347323][ T8974] ? __pfx_btrfs_direct_write+0x10/0x10
[ 370.347332][ T8974] ? stack_depot_save_flags+0x33/0x7f0
[ 370.347340][ T8974] ? count_memcg_event_mm+0x21/0x260
[ 370.347349][ T8974] ? io_submit_one+0x134/0x13d0
[ 370.347357][ T8974] btrfs_do_write_iter+0x325/0x790
[ 370.347370][ T8974] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 370.347384][ T8974] ? aio_write+0x54a/0x870
[ 370.347396][ T8974] aio_write+0x5d0/0x870
[ 370.347409][ T8974] ? __pfx_aio_write+0x10/0x10
[ 370.347440][ T8974] io_submit_one+0x798/0x13d0
[ 370.347456][ T8974] ? lockdep_hardirqs_on+0x7b/0x110
[ 370.347472][ T8974] ? irqentry_exit+0x218/0x910
[ 370.347484][ T8974] ? __pfx_io_submit_one+0x10/0x10
[ 370.347490][ T8974] ? lock_acquire+0x115/0x350
[ 370.347503][ T8974] ? __might_fault+0xaf/0x130
[ 370.347513][ T8974] __se_sys_io_submit+0x195/0x340
[ 370.347525][ T8974] ? __pfx___se_sys_io_submit+0x10/0x10
[ 370.347534][ T8974] ? ksys_write+0x1fc/0x270
[ 370.347551][ T8974] do_syscall_64+0x166/0x520
[ 370.347560][ T8974] ? trace_irq_disable+0x3b/0x140
[ 370.347568][ T8974] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 370.347577][ T8974] ? clear_bhb_loop+0x70/0xc0
[ 370.347586][ T8974] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 370.347593][ T8974] RIP: 0033:0x7f68fe39e159
[ 370.347603][ T8974] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 370.347612][ T8974] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 370.347622][ T8974] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 370.347628][ T8974] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 370.347633][ T8974] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 370.347638][ T8974] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 370.347642][ T8974] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 370.347654][ T8974]
[ 371.113159][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 371.494306][ T8991] loop0: detected capacity change from 0 to 32768
[ 371.505202][ T8991] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.217 (8991)
[ 371.519415][ T8991] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 371.519444][ T8991] BTRFS info (device loop0): using crc32c checksum algorithm
[ 371.607912][ T8991] BTRFS info (device loop0): enabling ssd optimizations
[ 371.607938][ T8991] BTRFS info (device loop0): enabling free space tree
[ 371.607948][ T8991] BTRFS info (device loop0): enabling auto defrag
[ 371.607959][ T8991] BTRFS info (device loop0): use zlib compression, level 3
[ 371.607970][ T8991] BTRFS info (device loop0): max_inline set to 0
[ 372.254112][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:11 executed programs: 203
[ 372.660627][ T9009] loop0: detected capacity change from 0 to 32768
[ 372.668320][ T9009] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.218 (9009)
[ 372.681436][ T9009] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 372.681463][ T9009] BTRFS info (device loop0): using crc32c checksum algorithm
[ 372.740586][ T9009] BTRFS info (device loop0): enabling ssd optimizations
[ 372.740617][ T9009] BTRFS info (device loop0): enabling free space tree
[ 372.740630][ T9009] BTRFS info (device loop0): enabling auto defrag
[ 372.740644][ T9009] BTRFS info (device loop0): use zlib compression, level 3
[ 372.740658][ T9009] BTRFS info (device loop0): max_inline set to 0
[ 372.790521][ T9009] FAULT_INJECTION: forcing a failure.
[ 372.790521][ T9009] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 372.790555][ T9009] CPU: 0 UID: 0 PID: 9009 Comm: syz.0.218 Not tainted syzkaller #0 PREEMPT(full)
[ 372.790570][ T9009] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 372.790578][ T9009] Call Trace:
[ 372.790583][ T9009]
[ 372.790591][ T9009] dump_stack_lvl+0xe8/0x150
[ 372.790643][ T9009] should_fail_ex+0x410/0x560
[ 372.790669][ T9009] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 372.790684][ T9009] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 372.790714][ T9009] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 372.790727][ T9009] ? alloc_pages_mpol+0x256/0x390
[ 372.790744][ T9009] ? bio_add_folio_nofail+0x111/0x310
[ 372.790762][ T9009] bio_iov_iter_bounce+0x3e6/0x12a0
[ 372.790784][ T9009] iomap_dio_bio_iter+0xe5f/0x1a20
[ 372.790818][ T9009] __iomap_dio_rw+0xf24/0x1c40
[ 372.790846][ T9009] ? __pfx___iomap_dio_rw+0x10/0x10
[ 372.790875][ T9009] ? do_raw_spin_unlock+0x4d/0x200
[ 372.790904][ T9009] btrfs_direct_write+0x7fe/0xce0
[ 372.790927][ T9009] ? __pfx_btrfs_direct_write+0x10/0x10
[ 372.790943][ T9009] ? stack_depot_save_flags+0x33/0x7f0
[ 372.790955][ T9009] ? count_memcg_event_mm+0x21/0x260
[ 372.790971][ T9009] ? io_submit_one+0x134/0x13d0
[ 372.790986][ T9009] btrfs_do_write_iter+0x325/0x790
[ 372.791014][ T9009] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 372.791033][ T9009] ? aio_write+0x54a/0x870
[ 372.791047][ T9009] aio_write+0x5d0/0x870
[ 372.791062][ T9009] ? __pfx_aio_write+0x10/0x10
[ 372.791099][ T9009] io_submit_one+0x798/0x13d0
[ 372.791118][ T9009] ? lockdep_hardirqs_on+0x7b/0x110
[ 372.791136][ T9009] ? irqentry_exit+0x218/0x910
[ 372.791152][ T9009] ? __pfx_io_submit_one+0x10/0x10
[ 372.791164][ T9009] ? lock_acquire+0x115/0x350
[ 372.791187][ T9009] ? __might_fault+0xaf/0x130
[ 372.791206][ T9009] __se_sys_io_submit+0x195/0x340
[ 372.791226][ T9009] ? __pfx___se_sys_io_submit+0x10/0x10
[ 372.791244][ T9009] ? ksys_write+0x1fc/0x270
[ 372.791286][ T9009] do_syscall_64+0x166/0x520
[ 372.791304][ T9009] ? trace_irq_disable+0x3b/0x140
[ 372.791319][ T9009] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 372.791334][ T9009] ? clear_bhb_loop+0x70/0xc0
[ 372.791351][ T9009] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 372.791365][ T9009] RIP: 0033:0x7f68fe39e159
[ 372.791382][ T9009] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 372.791396][ T9009] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 372.791414][ T9009] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 372.791425][ T9009] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 372.791434][ T9009] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 372.791444][ T9009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 372.791453][ T9009] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 372.791477][ T9009]
[ 373.584845][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 373.994369][ T9026] loop0: detected capacity change from 0 to 32768
[ 374.003799][ T9026] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.219 (9026)
[ 374.010736][ T9026] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 374.010767][ T9026] BTRFS info (device loop0): using crc32c checksum algorithm
[ 374.087968][ T9026] BTRFS info (device loop0): enabling ssd optimizations
[ 374.087993][ T9026] BTRFS info (device loop0): enabling free space tree
[ 374.088001][ T9026] BTRFS info (device loop0): enabling auto defrag
[ 374.088011][ T9026] BTRFS info (device loop0): use zlib compression, level 3
[ 374.088023][ T9026] BTRFS info (device loop0): max_inline set to 0
[ 374.758786][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 375.205169][ T9043] loop0: detected capacity change from 0 to 32768
[ 375.217938][ T9043] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.220 (9043)
[ 375.235817][ T9043] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 375.235846][ T9043] BTRFS info (device loop0): using crc32c checksum algorithm
[ 375.289489][ T9043] BTRFS info (device loop0): enabling ssd optimizations
[ 375.289517][ T9043] BTRFS info (device loop0): enabling free space tree
[ 375.289534][ T9043] BTRFS info (device loop0): enabling auto defrag
[ 375.289545][ T9043] BTRFS info (device loop0): use zlib compression, level 3
[ 375.289557][ T9043] BTRFS info (device loop0): max_inline set to 0
[ 375.945897][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 376.372028][ T9060] loop0: detected capacity change from 0 to 32768
[ 376.386074][ T9060] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.221 (9060)
[ 376.409179][ T9060] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 376.409200][ T9060] BTRFS info (device loop0): using crc32c checksum algorithm
[ 376.487647][ T9060] BTRFS info (device loop0): enabling ssd optimizations
[ 376.487671][ T9060] BTRFS info (device loop0): enabling free space tree
[ 376.487680][ T9060] BTRFS info (device loop0): enabling auto defrag
[ 376.487690][ T9060] BTRFS info (device loop0): use zlib compression, level 3
[ 376.487779][ T9060] BTRFS info (device loop0): max_inline set to 0
[ 376.521078][ T9060] FAULT_INJECTION: forcing a failure.
[ 376.521078][ T9060] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 376.521134][ T9060] CPU: 0 UID: 0 PID: 9060 Comm: syz.0.221 Not tainted syzkaller #0 PREEMPT(full)
[ 376.521148][ T9060] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 376.521157][ T9060] Call Trace:
[ 376.521164][ T9060]
[ 376.521184][ T9060] dump_stack_lvl+0xe8/0x150
[ 376.521387][ T9060] should_fail_ex+0x410/0x560
[ 376.521465][ T9060] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 376.521500][ T9060] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 376.521591][ T9060] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 376.521605][ T9060] ? alloc_pages_mpol+0x256/0x390
[ 376.521637][ T9060] ? bio_add_folio_nofail+0x111/0x310
[ 376.521657][ T9060] bio_iov_iter_bounce+0x3e6/0x12a0
[ 376.521681][ T9060] iomap_dio_bio_iter+0xe5f/0x1a20
[ 376.521733][ T9060] __iomap_dio_rw+0xf24/0x1c40
[ 376.521762][ T9060] ? __pfx___iomap_dio_rw+0x10/0x10
[ 376.521791][ T9060] ? do_raw_spin_unlock+0x4d/0x200
[ 376.521878][ T9060] btrfs_direct_write+0x7fe/0xce0
[ 376.521920][ T9060] ? __pfx_btrfs_direct_write+0x10/0x10
[ 376.521937][ T9060] ? stack_depot_save_flags+0x33/0x7f0
[ 376.521949][ T9060] ? count_memcg_event_mm+0x21/0x260
[ 376.521976][ T9060] ? io_submit_one+0x134/0x13d0
[ 376.521991][ T9060] btrfs_do_write_iter+0x325/0x790
[ 376.522014][ T9060] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 376.522031][ T9060] ? aio_write+0x54a/0x870
[ 376.522047][ T9060] aio_write+0x5d0/0x870
[ 376.522066][ T9060] ? __pfx_aio_write+0x10/0x10
[ 376.522100][ T9060] io_submit_one+0x798/0x13d0
[ 376.522116][ T9060] ? lockdep_hardirqs_on+0x7b/0x110
[ 376.522196][ T9060] ? irqentry_exit+0x218/0x910
[ 376.522212][ T9060] ? __pfx_io_submit_one+0x10/0x10
[ 376.522224][ T9060] ? lock_acquire+0x115/0x350
[ 376.522246][ T9060] ? __might_fault+0xaf/0x130
[ 376.522264][ T9060] __se_sys_io_submit+0x195/0x340
[ 376.522283][ T9060] ? __pfx___se_sys_io_submit+0x10/0x10
[ 376.522298][ T9060] ? ksys_write+0x1fc/0x270
[ 376.522340][ T9060] do_syscall_64+0x166/0x520
[ 376.522355][ T9060] ? trace_irq_disable+0x3b/0x140
[ 376.522383][ T9060] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 376.522406][ T9060] ? clear_bhb_loop+0x70/0xc0
[ 376.522421][ T9060] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 376.522433][ T9060] RIP: 0033:0x7f68fe39e159
[ 376.522458][ T9060] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 376.522470][ T9060] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 376.522486][ T9060] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 376.522496][ T9060] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 376.522504][ T9060] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 376.522512][ T9060] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 376.522520][ T9060] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 376.522541][ T9060]
[ 377.307015][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:16 executed programs: 207
[ 377.732430][ T9077] loop0: detected capacity change from 0 to 32768
[ 377.742051][ T9077] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.222 (9077)
[ 377.748651][ T9077] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 377.748671][ T9077] BTRFS info (device loop0): using crc32c checksum algorithm
[ 377.794858][ T9077] BTRFS info (device loop0): enabling ssd optimizations
[ 377.794882][ T9077] BTRFS info (device loop0): enabling free space tree
[ 377.794892][ T9077] BTRFS info (device loop0): enabling auto defrag
[ 377.794903][ T9077] BTRFS info (device loop0): use zlib compression, level 3
[ 377.794912][ T9077] BTRFS info (device loop0): max_inline set to 0
[ 378.466194][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 378.873003][ T9094] loop0: detected capacity change from 0 to 32768
[ 378.884788][ T9094] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.223 (9094)
[ 378.899775][ T9094] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 378.899802][ T9094] BTRFS info (device loop0): using crc32c checksum algorithm
[ 378.961143][ T9094] BTRFS info (device loop0): enabling ssd optimizations
[ 378.961169][ T9094] BTRFS info (device loop0): enabling free space tree
[ 378.961178][ T9094] BTRFS info (device loop0): enabling auto defrag
[ 378.972307][ T9094] BTRFS info (device loop0): use zlib compression, level 3
[ 378.972327][ T9094] BTRFS info (device loop0): max_inline set to 0
[ 379.658044][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 380.084263][ T9111] loop0: detected capacity change from 0 to 32768
[ 380.095015][ T9111] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.224 (9111)
[ 380.101147][ T9111] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 380.101173][ T9111] BTRFS info (device loop0): using crc32c checksum algorithm
[ 380.156730][ T9111] BTRFS info (device loop0): enabling ssd optimizations
[ 380.156757][ T9111] BTRFS info (device loop0): enabling free space tree
[ 380.156767][ T9111] BTRFS info (device loop0): enabling auto defrag
[ 380.156777][ T9111] BTRFS info (device loop0): use zlib compression, level 3
[ 380.156789][ T9111] BTRFS info (device loop0): max_inline set to 0
[ 380.210393][ T9111] FAULT_INJECTION: forcing a failure.
[ 380.210393][ T9111] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 380.210422][ T9111] CPU: 0 UID: 0 PID: 9111 Comm: syz.0.224 Not tainted syzkaller #0 PREEMPT(full)
[ 380.210437][ T9111] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 380.210445][ T9111] Call Trace:
[ 380.210451][ T9111]
[ 380.210458][ T9111] dump_stack_lvl+0xe8/0x150
[ 380.210482][ T9111] should_fail_ex+0x410/0x560
[ 380.210505][ T9111] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 380.210519][ T9111] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 380.210550][ T9111] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 380.210562][ T9111] ? alloc_pages_mpol+0x256/0x390
[ 380.210605][ T9111] ? bio_add_folio_nofail+0x111/0x310
[ 380.210624][ T9111] bio_iov_iter_bounce+0x3e6/0x12a0
[ 380.210647][ T9111] iomap_dio_bio_iter+0xe5f/0x1a20
[ 380.210678][ T9111] __iomap_dio_rw+0xf24/0x1c40
[ 380.210705][ T9111] ? __pfx___iomap_dio_rw+0x10/0x10
[ 380.210729][ T9111] ? do_raw_spin_unlock+0x4d/0x200
[ 380.210757][ T9111] btrfs_direct_write+0x7fe/0xce0
[ 380.210778][ T9111] ? __pfx_btrfs_direct_write+0x10/0x10
[ 380.210793][ T9111] ? stack_depot_save_flags+0x33/0x7f0
[ 380.210805][ T9111] ? count_memcg_event_mm+0x21/0x260
[ 380.210818][ T9111] ? io_submit_one+0x134/0x13d0
[ 380.210830][ T9111] btrfs_do_write_iter+0x325/0x790
[ 380.210851][ T9111] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 380.210868][ T9111] ? aio_write+0x54a/0x870
[ 380.210881][ T9111] aio_write+0x5d0/0x870
[ 380.210895][ T9111] ? __pfx_aio_write+0x10/0x10
[ 380.210937][ T9111] io_submit_one+0x798/0x13d0
[ 380.210953][ T9111] ? lockdep_hardirqs_on+0x7b/0x110
[ 380.210970][ T9111] ? irqentry_exit+0x218/0x910
[ 380.210985][ T9111] ? __pfx_io_submit_one+0x10/0x10
[ 380.210995][ T9111] ? lock_acquire+0x115/0x350
[ 380.211016][ T9111] ? __might_fault+0xaf/0x130
[ 380.211032][ T9111] __se_sys_io_submit+0x195/0x340
[ 380.211051][ T9111] ? __pfx___se_sys_io_submit+0x10/0x10
[ 380.211065][ T9111] ? ksys_write+0x1fc/0x270
[ 380.211090][ T9111] do_syscall_64+0x166/0x520
[ 380.211104][ T9111] ? trace_irq_disable+0x3b/0x140
[ 380.211117][ T9111] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 380.211129][ T9111] ? clear_bhb_loop+0x70/0xc0
[ 380.211144][ T9111] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 380.211156][ T9111] RIP: 0033:0x7f68fe39e159
[ 380.211169][ T9111] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 380.211179][ T9111] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 380.211196][ T9111] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 380.211208][ T9111] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 380.211216][ T9111] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 380.211223][ T9111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 380.211231][ T9111] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 380.211249][ T9111]
[ 381.005204][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 381.413096][ T9128] loop0: detected capacity change from 0 to 32768
[ 381.423295][ T9128] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.225 (9128)
[ 381.429812][ T9128] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 381.429839][ T9128] BTRFS info (device loop0): using crc32c checksum algorithm
[ 381.488178][ T9128] BTRFS info (device loop0): enabling ssd optimizations
[ 381.488209][ T9128] BTRFS info (device loop0): enabling free space tree
[ 381.488219][ T9128] BTRFS info (device loop0): enabling auto defrag
[ 381.488231][ T9128] BTRFS info (device loop0): use zlib compression, level 3
[ 381.488241][ T9128] BTRFS info (device loop0): max_inline set to 0
[ 382.175600][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 382.623327][ T9146] loop0: detected capacity change from 0 to 32768
[ 382.635201][ T9146] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.226 (9146)
[ 382.657510][ T9146] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 382.657609][ T9146] BTRFS info (device loop0): using crc32c checksum algorithm
[ 382.783579][ T9146] BTRFS info (device loop0): enabling ssd optimizations
[ 382.783598][ T9146] BTRFS info (device loop0): enabling free space tree
[ 382.783605][ T9146] BTRFS info (device loop0): enabling auto defrag
[ 382.783612][ T9146] BTRFS info (device loop0): use zlib compression, level 3
[ 382.783620][ T9146] BTRFS info (device loop0): max_inline set to 0
[ 382.828228][ T9146] FAULT_INJECTION: forcing a failure.
[ 382.828228][ T9146] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 382.828275][ T9146] CPU: 0 UID: 0 PID: 9146 Comm: syz.0.226 Not tainted syzkaller #0 PREEMPT(full)
[ 382.828289][ T9146] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 382.828297][ T9146] Call Trace:
[ 382.828303][ T9146]
[ 382.828310][ T9146] dump_stack_lvl+0xe8/0x150
[ 382.828365][ T9146] should_fail_ex+0x410/0x560
[ 382.828389][ T9146] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 382.828404][ T9146] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 382.828434][ T9146] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 382.828448][ T9146] ? alloc_pages_mpol+0x256/0x390
[ 382.828465][ T9146] ? bio_add_folio_nofail+0x111/0x310
[ 382.828485][ T9146] bio_iov_iter_bounce+0x3e6/0x12a0
[ 382.828507][ T9146] iomap_dio_bio_iter+0xe5f/0x1a20
[ 382.828540][ T9146] __iomap_dio_rw+0xf24/0x1c40
[ 382.828567][ T9146] ? __pfx___iomap_dio_rw+0x10/0x10
[ 382.828592][ T9146] ? do_raw_spin_unlock+0x4d/0x200
[ 382.828620][ T9146] btrfs_direct_write+0x7fe/0xce0
[ 382.828645][ T9146] ? __pfx_btrfs_direct_write+0x10/0x10
[ 382.828661][ T9146] ? stack_depot_save_flags+0x33/0x7f0
[ 382.828673][ T9146] ? count_memcg_event_mm+0x21/0x260
[ 382.828688][ T9146] ? io_submit_one+0x134/0x13d0
[ 382.828701][ T9146] btrfs_do_write_iter+0x325/0x790
[ 382.828723][ T9146] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 382.828741][ T9146] ? aio_write+0x54a/0x870
[ 382.828755][ T9146] aio_write+0x5d0/0x870
[ 382.828770][ T9146] ? __pfx_aio_write+0x10/0x10
[ 382.828802][ T9146] io_submit_one+0x798/0x13d0
[ 382.828818][ T9146] ? lockdep_hardirqs_on+0x7b/0x110
[ 382.828834][ T9146] ? irqentry_exit+0x218/0x910
[ 382.828851][ T9146] ? __pfx_io_submit_one+0x10/0x10
[ 382.828861][ T9146] ? lock_acquire+0x115/0x350
[ 382.828883][ T9146] ? __might_fault+0xaf/0x130
[ 382.828901][ T9146] __se_sys_io_submit+0x195/0x340
[ 382.828921][ T9146] ? __pfx___se_sys_io_submit+0x10/0x10
[ 382.828936][ T9146] ? ksys_write+0x1fc/0x270
[ 382.828962][ T9146] do_syscall_64+0x166/0x520
[ 382.828977][ T9146] ? trace_irq_disable+0x3b/0x140
[ 382.828992][ T9146] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 382.829004][ T9146] ? clear_bhb_loop+0x70/0xc0
[ 382.829019][ T9146] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 382.829032][ T9146] RIP: 0033:0x7f68fe39e159
[ 382.829046][ T9146] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 382.829057][ T9146] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 382.829073][ T9146] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 382.829081][ T9146] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 382.829089][ T9146] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 382.829096][ T9146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 382.829103][ T9146] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 382.829121][ T9146]
[ 383.626155][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:22 executed programs: 212
[ 383.806548][ T1329] ieee802154 phy0 wpan0: encryption failed: -22
[ 383.806611][ T1329] ieee802154 phy1 wpan1: encryption failed: -22
[ 384.079658][ T9167] loop0: detected capacity change from 0 to 32768
[ 384.089112][ T9167] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.227 (9167)
[ 384.101621][ T9167] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 384.101648][ T9167] BTRFS info (device loop0): using crc32c checksum algorithm
[ 384.155037][ T9167] BTRFS info (device loop0): enabling ssd optimizations
[ 384.155104][ T9167] BTRFS info (device loop0): enabling free space tree
[ 384.155113][ T9167] BTRFS info (device loop0): enabling auto defrag
[ 384.155121][ T9167] BTRFS info (device loop0): use zlib compression, level 3
[ 384.155128][ T9167] BTRFS info (device loop0): max_inline set to 0
[ 384.194486][ T9167] FAULT_INJECTION: forcing a failure.
[ 384.194486][ T9167] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 384.194518][ T9167] CPU: 0 UID: 0 PID: 9167 Comm: syz.0.227 Not tainted syzkaller #0 PREEMPT(full)
[ 384.194532][ T9167] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 384.194540][ T9167] Call Trace:
[ 384.194546][ T9167]
[ 384.194554][ T9167] dump_stack_lvl+0xe8/0x150
[ 384.194579][ T9167] should_fail_ex+0x410/0x560
[ 384.194602][ T9167] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 384.194614][ T9167] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 384.194657][ T9167] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 384.194669][ T9167] ? alloc_pages_mpol+0x256/0x390
[ 384.194681][ T9167] ? bio_add_folio_nofail+0x111/0x310
[ 384.194694][ T9167] bio_iov_iter_bounce+0x3e6/0x12a0
[ 384.194709][ T9167] iomap_dio_bio_iter+0xe5f/0x1a20
[ 384.194732][ T9167] __iomap_dio_rw+0xf24/0x1c40
[ 384.194752][ T9167] ? __pfx___iomap_dio_rw+0x10/0x10
[ 384.194778][ T9167] ? do_raw_spin_unlock+0x4d/0x200
[ 384.194808][ T9167] btrfs_direct_write+0x7fe/0xce0
[ 384.194833][ T9167] ? __pfx_btrfs_direct_write+0x10/0x10
[ 384.194849][ T9167] ? lockdep_hardirqs_on+0x7b/0x110
[ 384.194867][ T9167] ? __pfx___schedule+0x10/0x10
[ 384.194884][ T9167] btrfs_do_write_iter+0x325/0x790
[ 384.194909][ T9167] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 384.194930][ T9167] ? aio_write+0x54a/0x870
[ 384.194946][ T9167] aio_write+0x5d0/0x870
[ 384.194962][ T9167] ? __pfx_aio_write+0x10/0x10
[ 384.194997][ T9167] io_submit_one+0x798/0x13d0
[ 384.195014][ T9167] ? lockdep_hardirqs_on+0x7b/0x110
[ 384.195030][ T9167] ? irqentry_exit+0x218/0x910
[ 384.195049][ T9167] ? __pfx_io_submit_one+0x10/0x10
[ 384.195061][ T9167] ? lock_acquire+0x115/0x350
[ 384.195085][ T9167] ? __might_fault+0xaf/0x130
[ 384.195104][ T9167] __se_sys_io_submit+0x195/0x340
[ 384.195126][ T9167] ? __pfx___se_sys_io_submit+0x10/0x10
[ 384.195143][ T9167] ? ksys_write+0x1fc/0x270
[ 384.195172][ T9167] do_syscall_64+0x166/0x520
[ 384.195190][ T9167] ? trace_irq_disable+0x3b/0x140
[ 384.195206][ T9167] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 384.195221][ T9167] ? clear_bhb_loop+0x70/0xc0
[ 384.195238][ T9167] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 384.195267][ T9167] RIP: 0033:0x7f68fe39e159
[ 384.195284][ T9167] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 384.195296][ T9167] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 384.195313][ T9167] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 384.195323][ T9167] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 384.195331][ T9167] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 384.195339][ T9167] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 384.195347][ T9167] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 384.195368][ T9167]
[ 384.976236][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 385.387637][ T9186] loop0: detected capacity change from 0 to 32768
[ 385.401402][ T9186] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.228 (9186)
[ 385.422276][ T9186] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 385.423275][ T9186] BTRFS info (device loop0): using crc32c checksum algorithm
[ 385.474011][ T9186] BTRFS info (device loop0): enabling ssd optimizations
[ 385.474039][ T9186] BTRFS info (device loop0): enabling free space tree
[ 385.474048][ T9186] BTRFS info (device loop0): enabling auto defrag
[ 385.474059][ T9186] BTRFS info (device loop0): use zlib compression, level 3
[ 385.474071][ T9186] BTRFS info (device loop0): max_inline set to 0
[ 386.156753][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 386.695948][ T9203] loop0: detected capacity change from 0 to 32768
[ 386.709341][ T9203] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.229 (9203)
[ 386.728447][ T9203] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 386.728478][ T9203] BTRFS info (device loop0): using crc32c checksum algorithm
[ 386.798618][ T9203] BTRFS info (device loop0): enabling ssd optimizations
[ 386.798682][ T9203] BTRFS info (device loop0): enabling free space tree
[ 386.798693][ T9203] BTRFS info (device loop0): enabling auto defrag
[ 386.798710][ T9203] BTRFS info (device loop0): use zlib compression, level 3
[ 386.798722][ T9203] BTRFS info (device loop0): max_inline set to 0
[ 387.479139][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 387.894288][ T9220] loop0: detected capacity change from 0 to 32768
[ 387.904810][ T9220] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.230 (9220)
[ 387.911525][ T9220] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 387.911554][ T9220] BTRFS info (device loop0): using crc32c checksum algorithm
[ 387.968683][ T9220] BTRFS info (device loop0): enabling ssd optimizations
[ 387.968720][ T9220] BTRFS info (device loop0): enabling free space tree
[ 387.968731][ T9220] BTRFS info (device loop0): enabling auto defrag
[ 387.968743][ T9220] BTRFS info (device loop0): use zlib compression, level 3
[ 387.968757][ T9220] BTRFS info (device loop0): max_inline set to 0
[ 388.666286][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:28 executed programs: 216
[ 389.090467][ T9237] loop0: detected capacity change from 0 to 32768
[ 389.099324][ T9237] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.231 (9237)
[ 389.110797][ T9237] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 389.110824][ T9237] BTRFS info (device loop0): using crc32c checksum algorithm
[ 389.195480][ T9237] BTRFS info (device loop0): enabling ssd optimizations
[ 389.195506][ T9237] BTRFS info (device loop0): enabling free space tree
[ 389.195516][ T9237] BTRFS info (device loop0): enabling auto defrag
[ 389.195528][ T9237] BTRFS info (device loop0): use zlib compression, level 3
[ 389.195539][ T9237] BTRFS info (device loop0): max_inline set to 0
[ 389.246265][ T9237] FAULT_INJECTION: forcing a failure.
[ 389.246265][ T9237] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 389.246317][ T9237] CPU: 0 UID: 0 PID: 9237 Comm: syz.0.231 Not tainted syzkaller #0 PREEMPT(full)
[ 389.246332][ T9237] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 389.246341][ T9237] Call Trace:
[ 389.246347][ T9237]
[ 389.246375][ T9237] dump_stack_lvl+0xe8/0x150
[ 389.246707][ T9237] should_fail_ex+0x410/0x560
[ 389.246823][ T9237] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 389.246919][ T9237] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 389.247114][ T9237] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 389.247126][ T9237] ? alloc_pages_mpol+0x256/0x390
[ 389.247172][ T9237] ? bio_add_folio_nofail+0x111/0x310
[ 389.247189][ T9237] bio_iov_iter_bounce+0x3e6/0x12a0
[ 389.247211][ T9237] iomap_dio_bio_iter+0xe5f/0x1a20
[ 389.247270][ T9237] __iomap_dio_rw+0xf24/0x1c40
[ 389.247297][ T9237] ? __pfx___iomap_dio_rw+0x10/0x10
[ 389.247320][ T9237] ? do_raw_spin_unlock+0x4d/0x200
[ 389.247474][ T9237] btrfs_direct_write+0x7fe/0xce0
[ 389.247525][ T9237] ? __pfx_btrfs_direct_write+0x10/0x10
[ 389.247540][ T9237] ? stack_depot_save_flags+0x33/0x7f0
[ 389.247553][ T9237] ? count_memcg_event_mm+0x21/0x260
[ 389.247582][ T9237] ? io_submit_one+0x134/0x13d0
[ 389.247598][ T9237] btrfs_do_write_iter+0x325/0x790
[ 389.247620][ T9237] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 389.247636][ T9237] ? aio_write+0x54a/0x870
[ 389.247649][ T9237] aio_write+0x5d0/0x870
[ 389.247661][ T9237] ? __pfx_aio_write+0x10/0x10
[ 389.247689][ T9237] io_submit_one+0x798/0x13d0
[ 389.247705][ T9237] ? lockdep_hardirqs_on+0x7b/0x110
[ 389.247853][ T9237] ? irqentry_exit+0x218/0x910
[ 389.247869][ T9237] ? __pfx_io_submit_one+0x10/0x10
[ 389.247878][ T9237] ? lock_acquire+0x115/0x350
[ 389.247896][ T9237] ? __might_fault+0xaf/0x130
[ 389.247910][ T9237] __se_sys_io_submit+0x195/0x340
[ 389.247930][ T9237] ? __pfx___se_sys_io_submit+0x10/0x10
[ 389.247942][ T9237] ? ksys_write+0x1fc/0x270
[ 389.247982][ T9237] do_syscall_64+0x166/0x520
[ 389.247995][ T9237] ? trace_irq_disable+0x3b/0x140
[ 389.248024][ T9237] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 389.248048][ T9237] ? clear_bhb_loop+0x70/0xc0
[ 389.248063][ T9237] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 389.248073][ T9237] RIP: 0033:0x7f68fe39e159
[ 389.248142][ T9237] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 389.248155][ T9237] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 389.248172][ T9237] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 389.248180][ T9237] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 389.248188][ T9237] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 389.248197][ T9237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 389.248204][ T9237] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 389.248221][ T9237]
[ 390.027759][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 390.413317][ T9254] loop0: detected capacity change from 0 to 32768
[ 390.430408][ T9254] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.232 (9254)
[ 390.444069][ T9254] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 390.444088][ T9254] BTRFS info (device loop0): using crc32c checksum algorithm
[ 390.500241][ T9254] BTRFS info (device loop0): enabling ssd optimizations
[ 390.500258][ T9254] BTRFS info (device loop0): enabling free space tree
[ 390.500265][ T9254] BTRFS info (device loop0): enabling auto defrag
[ 390.500322][ T9254] BTRFS info (device loop0): use zlib compression, level 3
[ 390.500331][ T9254] BTRFS info (device loop0): max_inline set to 0
[ 390.534868][ T9254] FAULT_INJECTION: forcing a failure.
[ 390.534868][ T9254] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 390.534899][ T9254] CPU: 0 UID: 0 PID: 9254 Comm: syz.0.232 Not tainted syzkaller #0 PREEMPT(full)
[ 390.534912][ T9254] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 390.534921][ T9254] Call Trace:
[ 390.534928][ T9254]
[ 390.534934][ T9254] dump_stack_lvl+0xe8/0x150
[ 390.534959][ T9254] should_fail_ex+0x410/0x560
[ 390.534984][ T9254] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 390.535000][ T9254] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 390.535026][ T9254] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 390.535035][ T9254] ? alloc_pages_mpol+0x256/0x390
[ 390.535046][ T9254] ? bio_add_folio_nofail+0x111/0x310
[ 390.535058][ T9254] bio_iov_iter_bounce+0x3e6/0x12a0
[ 390.535072][ T9254] iomap_dio_bio_iter+0xe5f/0x1a20
[ 390.535113][ T9254] __iomap_dio_rw+0xf24/0x1c40
[ 390.535132][ T9254] ? __pfx___iomap_dio_rw+0x10/0x10
[ 390.535149][ T9254] ? do_raw_spin_unlock+0x4d/0x200
[ 390.535168][ T9254] btrfs_direct_write+0x7fe/0xce0
[ 390.535182][ T9254] ? __pfx_btrfs_direct_write+0x10/0x10
[ 390.535192][ T9254] ? stack_depot_save_flags+0x33/0x7f0
[ 390.535203][ T9254] ? count_memcg_event_mm+0x21/0x260
[ 390.535214][ T9254] ? io_submit_one+0x134/0x13d0
[ 390.535222][ T9254] btrfs_do_write_iter+0x325/0x790
[ 390.535237][ T9254] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 390.535248][ T9254] ? aio_write+0x54a/0x870
[ 390.535257][ T9254] aio_write+0x5d0/0x870
[ 390.535266][ T9254] ? __pfx_aio_write+0x10/0x10
[ 390.535286][ T9254] io_submit_one+0x798/0x13d0
[ 390.535295][ T9254] ? lockdep_hardirqs_on+0x7b/0x110
[ 390.535306][ T9254] ? irqentry_exit+0x218/0x910
[ 390.535316][ T9254] ? __pfx_io_submit_one+0x10/0x10
[ 390.535323][ T9254] ? lock_acquire+0x115/0x350
[ 390.535338][ T9254] ? __might_fault+0xaf/0x130
[ 390.535353][ T9254] __se_sys_io_submit+0x195/0x340
[ 390.535371][ T9254] ? __pfx___se_sys_io_submit+0x10/0x10
[ 390.535386][ T9254] ? ksys_write+0x1fc/0x270
[ 390.535411][ T9254] do_syscall_64+0x166/0x520
[ 390.535424][ T9254] ? trace_irq_disable+0x3b/0x140
[ 390.535436][ T9254] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 390.535448][ T9254] ? clear_bhb_loop+0x70/0xc0
[ 390.535464][ T9254] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 390.535476][ T9254] RIP: 0033:0x7f68fe39e159
[ 390.535490][ T9254] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 390.535501][ T9254] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 390.535514][ T9254] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 390.535519][ T9254] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 390.535524][ T9254] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 390.535529][ T9254] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 390.535534][ T9254] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 390.535546][ T9254]
[ 391.295341][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 391.719693][ T9271] loop0: detected capacity change from 0 to 32768
[ 391.734768][ T9271] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.233 (9271)
[ 391.748375][ T9271] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 391.748401][ T9271] BTRFS info (device loop0): using crc32c checksum algorithm
[ 391.843625][ T9271] BTRFS info (device loop0): enabling ssd optimizations
[ 391.843654][ T9271] BTRFS info (device loop0): enabling free space tree
[ 391.843665][ T9271] BTRFS info (device loop0): enabling auto defrag
[ 391.843677][ T9271] BTRFS info (device loop0): use zlib compression, level 3
[ 391.843691][ T9271] BTRFS info (device loop0): max_inline set to 0
[ 392.518125][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 392.930354][ T9288] loop0: detected capacity change from 0 to 32768
[ 392.939839][ T9288] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.234 (9288)
[ 392.955526][ T9288] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 392.955803][ T9288] BTRFS info (device loop0): using crc32c checksum algorithm
[ 393.053875][ T9288] BTRFS info (device loop0): enabling ssd optimizations
[ 393.053900][ T9288] BTRFS info (device loop0): enabling free space tree
[ 393.053910][ T9288] BTRFS info (device loop0): enabling auto defrag
[ 393.053922][ T9288] BTRFS info (device loop0): use zlib compression, level 3
[ 393.053932][ T9288] BTRFS info (device loop0): max_inline set to 0
[ 393.737603][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:33 executed programs: 220
[ 394.167234][ T9306] loop0: detected capacity change from 0 to 32768
[ 394.177917][ T9306] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.235 (9306)
[ 394.193321][ T9306] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 394.193350][ T9306] BTRFS info (device loop0): using crc32c checksum algorithm
[ 394.238266][ T9306] BTRFS info (device loop0): enabling ssd optimizations
[ 394.238292][ T9306] BTRFS info (device loop0): enabling free space tree
[ 394.238920][ T9306] BTRFS info (device loop0): enabling auto defrag
[ 394.238937][ T9306] BTRFS info (device loop0): use zlib compression, level 3
[ 394.238948][ T9306] BTRFS info (device loop0): max_inline set to 0
[ 394.276931][ T9306] FAULT_INJECTION: forcing a failure.
[ 394.276931][ T9306] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 394.276954][ T9306] CPU: 0 UID: 0 PID: 9306 Comm: syz.0.235 Not tainted syzkaller #0 PREEMPT(full)
[ 394.276964][ T9306] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 394.276969][ T9306] Call Trace:
[ 394.276973][ T9306]
[ 394.276978][ T9306] dump_stack_lvl+0xe8/0x150
[ 394.276997][ T9306] should_fail_ex+0x410/0x560
[ 394.277013][ T9306] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 394.277023][ T9306] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 394.277043][ T9306] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 394.277052][ T9306] ? alloc_pages_mpol+0x256/0x390
[ 394.277064][ T9306] ? bio_add_folio_nofail+0x111/0x310
[ 394.277079][ T9306] bio_iov_iter_bounce+0x3e6/0x12a0
[ 394.277099][ T9306] iomap_dio_bio_iter+0xe5f/0x1a20
[ 394.277130][ T9306] __iomap_dio_rw+0xf24/0x1c40
[ 394.277156][ T9306] ? __pfx___iomap_dio_rw+0x10/0x10
[ 394.277178][ T9306] ? do_raw_spin_unlock+0x4d/0x200
[ 394.277205][ T9306] btrfs_direct_write+0x7fe/0xce0
[ 394.277225][ T9306] ? __pfx_btrfs_direct_write+0x10/0x10
[ 394.277268][ T9306] ? stack_depot_save_flags+0x33/0x7f0
[ 394.277283][ T9306] ? count_memcg_event_mm+0x21/0x260
[ 394.277298][ T9306] ? io_submit_one+0x134/0x13d0
[ 394.277311][ T9306] btrfs_do_write_iter+0x325/0x790
[ 394.277333][ T9306] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 394.277351][ T9306] ? aio_write+0x54a/0x870
[ 394.277361][ T9306] aio_write+0x5d0/0x870
[ 394.277371][ T9306] ? __pfx_aio_write+0x10/0x10
[ 394.277392][ T9306] io_submit_one+0x798/0x13d0
[ 394.277401][ T9306] ? lockdep_hardirqs_on+0x7b/0x110
[ 394.277413][ T9306] ? irqentry_exit+0x218/0x910
[ 394.277423][ T9306] ? __pfx_io_submit_one+0x10/0x10
[ 394.277430][ T9306] ? lock_acquire+0x115/0x350
[ 394.277443][ T9306] ? __might_fault+0xaf/0x130
[ 394.277458][ T9306] __se_sys_io_submit+0x195/0x340
[ 394.277475][ T9306] ? __pfx___se_sys_io_submit+0x10/0x10
[ 394.277490][ T9306] ? ksys_write+0x1fc/0x270
[ 394.277518][ T9306] do_syscall_64+0x166/0x520
[ 394.277532][ T9306] ? trace_irq_disable+0x3b/0x140
[ 394.277546][ T9306] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 394.277560][ T9306] ? clear_bhb_loop+0x70/0xc0
[ 394.277574][ T9306] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 394.277587][ T9306] RIP: 0033:0x7f68fe39e159
[ 394.277603][ T9306] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 394.277613][ T9306] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 394.277629][ T9306] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 394.277637][ T9306] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 394.277644][ T9306] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 394.277651][ T9306] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 394.277659][ T9306] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 394.277676][ T9306]
[ 395.025101][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 395.471890][ T9323] loop0: detected capacity change from 0 to 32768
[ 395.490729][ T9323] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.236 (9323)
[ 395.506392][ T9323] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 395.506488][ T9323] BTRFS info (device loop0): using crc32c checksum algorithm
[ 395.559067][ T9323] BTRFS info (device loop0): enabling ssd optimizations
[ 395.559096][ T9323] BTRFS info (device loop0): enabling free space tree
[ 395.559107][ T9323] BTRFS info (device loop0): enabling auto defrag
[ 395.559120][ T9323] BTRFS info (device loop0): use zlib compression, level 3
[ 395.559133][ T9323] BTRFS info (device loop0): max_inline set to 0
[ 395.630988][ T9323] FAULT_INJECTION: forcing a failure.
[ 395.630988][ T9323] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 395.631022][ T9323] CPU: 0 UID: 0 PID: 9323 Comm: syz.0.236 Not tainted syzkaller #0 PREEMPT(full)
[ 395.631042][ T9323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 395.631050][ T9323] Call Trace:
[ 395.631056][ T9323]
[ 395.631065][ T9323] dump_stack_lvl+0xe8/0x150
[ 395.631091][ T9323] should_fail_ex+0x410/0x560
[ 395.631113][ T9323] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 395.631129][ T9323] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 395.631167][ T9323] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 395.631182][ T9323] ? alloc_pages_mpol+0x256/0x390
[ 395.631202][ T9323] ? bio_add_folio_nofail+0x111/0x310
[ 395.631221][ T9323] bio_iov_iter_bounce+0x3e6/0x12a0
[ 395.631245][ T9323] iomap_dio_bio_iter+0xe5f/0x1a20
[ 395.631285][ T9323] __iomap_dio_rw+0xf24/0x1c40
[ 395.631314][ T9323] ? __pfx___iomap_dio_rw+0x10/0x10
[ 395.631340][ T9323] ? do_raw_spin_unlock+0x4d/0x200
[ 395.631400][ T9323] btrfs_direct_write+0x7fe/0xce0
[ 395.631429][ T9323] ? __pfx_btrfs_direct_write+0x10/0x10
[ 395.631446][ T9323] ? stack_depot_save_flags+0x33/0x7f0
[ 395.631459][ T9323] ? count_memcg_event_mm+0x21/0x260
[ 395.631473][ T9323] ? io_submit_one+0x134/0x13d0
[ 395.631487][ T9323] btrfs_do_write_iter+0x325/0x790
[ 395.631512][ T9323] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 395.631537][ T9323] ? aio_write+0x54a/0x870
[ 395.631551][ T9323] aio_write+0x5d0/0x870
[ 395.631567][ T9323] ? __pfx_aio_write+0x10/0x10
[ 395.631604][ T9323] io_submit_one+0x798/0x13d0
[ 395.631621][ T9323] ? lockdep_hardirqs_on+0x7b/0x110
[ 395.631640][ T9323] ? irqentry_exit+0x218/0x910
[ 395.631664][ T9323] ? __pfx_io_submit_one+0x10/0x10
[ 395.631676][ T9323] ? lock_acquire+0x115/0x350
[ 395.631699][ T9323] ? __might_fault+0xaf/0x130
[ 395.631726][ T9323] __se_sys_io_submit+0x195/0x340
[ 395.631747][ T9323] ? __pfx___se_sys_io_submit+0x10/0x10
[ 395.631763][ T9323] ? ksys_write+0x1fc/0x270
[ 395.631791][ T9323] do_syscall_64+0x166/0x520
[ 395.631807][ T9323] ? trace_irq_disable+0x3b/0x140
[ 395.631821][ T9323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 395.631835][ T9323] ? clear_bhb_loop+0x70/0xc0
[ 395.631850][ T9323] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 395.631861][ T9323] RIP: 0033:0x7f68fe39e159
[ 395.631876][ T9323] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 395.631887][ T9323] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 395.631902][ T9323] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 395.631911][ T9323] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 395.631919][ T9323] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 395.631927][ T9323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 395.631935][ T9323] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 395.631953][ T9323]
[ 396.463106][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 396.899085][ T9340] loop0: detected capacity change from 0 to 32768
[ 396.915133][ T9340] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.237 (9340)
[ 396.935387][ T9340] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 396.935420][ T9340] BTRFS info (device loop0): using crc32c checksum algorithm
[ 397.036062][ T9340] BTRFS info (device loop0): enabling ssd optimizations
[ 397.036161][ T9340] BTRFS info (device loop0): enabling free space tree
[ 397.036170][ T9340] BTRFS info (device loop0): enabling auto defrag
[ 397.036182][ T9340] BTRFS info (device loop0): use zlib compression, level 3
[ 397.036193][ T9340] BTRFS info (device loop0): max_inline set to 0
[ 397.103792][ T9340] FAULT_INJECTION: forcing a failure.
[ 397.103792][ T9340] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 397.103839][ T9340] CPU: 0 UID: 0 PID: 9340 Comm: syz.0.237 Not tainted syzkaller #0 PREEMPT(full)
[ 397.103854][ T9340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 397.103873][ T9340] Call Trace:
[ 397.103879][ T9340]
[ 397.103905][ T9340] dump_stack_lvl+0xe8/0x150
[ 397.104197][ T9340] should_fail_ex+0x410/0x560
[ 397.104297][ T9340] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 397.104333][ T9340] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 397.104413][ T9340] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 397.104427][ T9340] ? alloc_pages_mpol+0x256/0x390
[ 397.104455][ T9340] ? bio_add_folio_nofail+0x111/0x310
[ 397.104474][ T9340] bio_iov_iter_bounce+0x3e6/0x12a0
[ 397.104496][ T9340] iomap_dio_bio_iter+0xe5f/0x1a20
[ 397.104539][ T9340] __iomap_dio_rw+0xf24/0x1c40
[ 397.104566][ T9340] ? __pfx___iomap_dio_rw+0x10/0x10
[ 397.104593][ T9340] ? do_raw_spin_unlock+0x4d/0x200
[ 397.104669][ T9340] btrfs_direct_write+0x7fe/0xce0
[ 397.104710][ T9340] ? __pfx_btrfs_direct_write+0x10/0x10
[ 397.104725][ T9340] ? stack_depot_save_flags+0x33/0x7f0
[ 397.104737][ T9340] ? count_memcg_event_mm+0x21/0x260
[ 397.104763][ T9340] ? io_submit_one+0x134/0x13d0
[ 397.104777][ T9340] btrfs_do_write_iter+0x325/0x790
[ 397.104801][ T9340] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 397.104818][ T9340] ? aio_write+0x54a/0x870
[ 397.104833][ T9340] aio_write+0x5d0/0x870
[ 397.104849][ T9340] ? __pfx_aio_write+0x10/0x10
[ 397.104881][ T9340] io_submit_one+0x798/0x13d0
[ 397.104898][ T9340] ? lockdep_hardirqs_on+0x7b/0x110
[ 397.105036][ T9340] ? irqentry_exit+0x218/0x910
[ 397.105052][ T9340] ? __pfx_io_submit_one+0x10/0x10
[ 397.105063][ T9340] ? lock_acquire+0x115/0x350
[ 397.105085][ T9340] ? __might_fault+0xaf/0x130
[ 397.105101][ T9340] __se_sys_io_submit+0x195/0x340
[ 397.105120][ T9340] ? __pfx___se_sys_io_submit+0x10/0x10
[ 397.105134][ T9340] ? ksys_write+0x1fc/0x270
[ 397.105173][ T9340] do_syscall_64+0x166/0x520
[ 397.105189][ T9340] ? trace_irq_disable+0x3b/0x140
[ 397.105216][ T9340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 397.105240][ T9340] ? clear_bhb_loop+0x70/0xc0
[ 397.105256][ T9340] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 397.105269][ T9340] RIP: 0033:0x7f68fe39e159
[ 397.105293][ T9340] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 397.105305][ T9340] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 397.105320][ T9340] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 397.105330][ T9340] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 397.105337][ T9340] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 397.105346][ T9340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 397.105353][ T9340] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 397.105375][ T9340]
[ 397.961469][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 398.419603][ T9358] loop0: detected capacity change from 0 to 32768
[ 398.430937][ T9358] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.238 (9358)
[ 398.445460][ T9358] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 398.445480][ T9358] BTRFS info (device loop0): using crc32c checksum algorithm
[ 398.511090][ T9358] BTRFS info (device loop0): enabling ssd optimizations
[ 398.511118][ T9358] BTRFS info (device loop0): enabling free space tree
[ 398.511125][ T9358] BTRFS info (device loop0): enabling auto defrag
[ 398.511134][ T9358] BTRFS info (device loop0): use zlib compression, level 3
[ 398.511142][ T9358] BTRFS info (device loop0): max_inline set to 0
[ 398.583619][ T9358] FAULT_INJECTION: forcing a failure.
[ 398.583619][ T9358] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 398.583666][ T9358] CPU: 0 UID: 0 PID: 9358 Comm: syz.0.238 Not tainted syzkaller #0 PREEMPT(full)
[ 398.583707][ T9358] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 398.583714][ T9358] Call Trace:
[ 398.583718][ T9358]
[ 398.583733][ T9358] dump_stack_lvl+0xe8/0x150
[ 398.583895][ T9358] should_fail_ex+0x410/0x560
[ 398.583964][ T9358] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 398.584004][ T9358] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 398.584150][ T9358] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 398.584166][ T9358] ? alloc_pages_mpol+0x256/0x390
[ 398.584200][ T9358] ? bio_add_folio_nofail+0x111/0x310
[ 398.584221][ T9358] bio_iov_iter_bounce+0x3e6/0x12a0
[ 398.584247][ T9358] iomap_dio_bio_iter+0xe5f/0x1a20
[ 398.584295][ T9358] __iomap_dio_rw+0xf24/0x1c40
[ 398.584334][ T9358] ? __pfx___iomap_dio_rw+0x10/0x10
[ 398.584370][ T9358] ? do_raw_spin_unlock+0x4d/0x200
[ 398.587975][ T9358] btrfs_direct_write+0x7fe/0xce0
[ 398.588244][ T9358] ? __pfx_btrfs_direct_write+0x10/0x10
[ 398.588264][ T9358] ? stack_depot_save_flags+0x33/0x7f0
[ 398.588276][ T9358] ? count_memcg_event_mm+0x21/0x260
[ 398.589961][ T9358] ? io_submit_one+0x134/0x13d0
[ 398.589975][ T9358] btrfs_do_write_iter+0x325/0x790
[ 398.589998][ T9358] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 398.590016][ T9358] ? aio_write+0x54a/0x870
[ 398.590034][ T9358] aio_write+0x5d0/0x870
[ 398.590048][ T9358] ? __pfx_aio_write+0x10/0x10
[ 398.590079][ T9358] io_submit_one+0x798/0x13d0
[ 398.590094][ T9358] ? lockdep_hardirqs_on+0x7b/0x110
[ 398.590783][ T9358] ? irqentry_exit+0x218/0x910
[ 398.590793][ T9358] ? __pfx_io_submit_one+0x10/0x10
[ 398.590800][ T9358] ? lock_acquire+0x115/0x350
[ 398.590814][ T9358] ? __might_fault+0xaf/0x130
[ 398.590825][ T9358] __se_sys_io_submit+0x195/0x340
[ 398.590837][ T9358] ? __pfx___se_sys_io_submit+0x10/0x10
[ 398.590846][ T9358] ? ksys_write+0x1fc/0x270
[ 398.590873][ T9358] do_syscall_64+0x166/0x520
[ 398.590883][ T9358] ? trace_irq_disable+0x3b/0x140
[ 398.590904][ T9358] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 398.590922][ T9358] ? clear_bhb_loop+0x70/0xc0
[ 398.590932][ T9358] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 398.590941][ T9358] RIP: 0033:0x7f68fe39e159
[ 398.590971][ T9358] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 398.590982][ T9358] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 398.590996][ T9358] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 398.591005][ T9358] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 398.591013][ T9358] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 398.591021][ T9358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 398.591028][ T9358] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 398.591048][ T9358]
[ 399.383808][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:38 executed programs: 224
[ 399.797739][ T9375] loop0: detected capacity change from 0 to 32768
[ 399.824131][ T9375] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.239 (9375)
[ 399.830510][ T9375] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 399.830540][ T9375] BTRFS info (device loop0): using crc32c checksum algorithm
[ 399.898324][ T9375] BTRFS info (device loop0): enabling ssd optimizations
[ 399.898358][ T9375] BTRFS info (device loop0): enabling free space tree
[ 399.898367][ T9375] BTRFS info (device loop0): enabling auto defrag
[ 399.898378][ T9375] BTRFS info (device loop0): use zlib compression, level 3
[ 399.898390][ T9375] BTRFS info (device loop0): max_inline set to 0
[ 399.933189][ T9375] FAULT_INJECTION: forcing a failure.
[ 399.933189][ T9375] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 399.933234][ T9375] CPU: 0 UID: 0 PID: 9375 Comm: syz.0.239 Not tainted syzkaller #0 PREEMPT(full)
[ 399.933244][ T9375] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 399.933250][ T9375] Call Trace:
[ 399.933253][ T9375]
[ 399.933268][ T9375] dump_stack_lvl+0xe8/0x150
[ 399.933511][ T9375] should_fail_ex+0x410/0x560
[ 399.933609][ T9375] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 399.933649][ T9375] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 399.933729][ T9375] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 399.933737][ T9375] ? alloc_pages_mpol+0x256/0x390
[ 399.933758][ T9375] ? bio_add_folio_nofail+0x111/0x310
[ 399.933770][ T9375] bio_iov_iter_bounce+0x3e6/0x12a0
[ 399.933789][ T9375] iomap_dio_bio_iter+0xe5f/0x1a20
[ 399.933823][ T9375] __iomap_dio_rw+0xf24/0x1c40
[ 399.933845][ T9375] ? __pfx___iomap_dio_rw+0x10/0x10
[ 399.933865][ T9375] ? irqentry_exit+0x218/0x910
[ 399.933974][ T9375] ? trace_irq_disable+0x3b/0x140
[ 399.934016][ T9375] ? btrfs_direct_write+0x7cf/0xce0
[ 399.934054][ T9375] btrfs_direct_write+0x7fe/0xce0
[ 399.934075][ T9375] ? __pfx_btrfs_direct_write+0x10/0x10
[ 399.934090][ T9375] ? stack_depot_save_flags+0x33/0x7f0
[ 399.934101][ T9375] ? count_memcg_event_mm+0x21/0x260
[ 399.934118][ T9375] ? io_submit_one+0x134/0x13d0
[ 399.934127][ T9375] btrfs_do_write_iter+0x325/0x790
[ 399.934141][ T9375] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 399.934152][ T9375] ? aio_write+0x54a/0x870
[ 399.934161][ T9375] aio_write+0x5d0/0x870
[ 399.934173][ T9375] ? __pfx_aio_write+0x10/0x10
[ 399.934199][ T9375] io_submit_one+0x798/0x13d0
[ 399.934213][ T9375] ? lockdep_hardirqs_on+0x7b/0x110
[ 399.934226][ T9375] ? irqentry_exit+0x218/0x910
[ 399.934242][ T9375] ? __pfx_io_submit_one+0x10/0x10
[ 399.934253][ T9375] ? lock_acquire+0x115/0x350
[ 399.934292][ T9375] ? __might_fault+0xaf/0x130
[ 399.934302][ T9375] __se_sys_io_submit+0x195/0x340
[ 399.934314][ T9375] ? __pfx___se_sys_io_submit+0x10/0x10
[ 399.934323][ T9375] ? ksys_write+0x1fc/0x270
[ 399.934348][ T9375] do_syscall_64+0x166/0x520
[ 399.934358][ T9375] ? trace_irq_disable+0x3b/0x140
[ 399.934365][ T9375] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 399.934381][ T9375] ? clear_bhb_loop+0x70/0xc0
[ 399.934390][ T9375] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 399.934398][ T9375] RIP: 0033:0x7f68fe39e159
[ 399.934415][ T9375] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 399.934422][ T9375] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 399.934435][ T9375] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 399.934441][ T9375] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 399.934446][ T9375] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 399.934451][ T9375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 399.934456][ T9375] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 399.934467][ T9375]
[ 400.727787][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 401.121460][ T9392] loop0: detected capacity change from 0 to 32768
[ 401.133519][ T9392] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.240 (9392)
[ 401.138538][ T9392] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 401.138560][ T9392] BTRFS info (device loop0): using crc32c checksum algorithm
[ 401.240445][ T9392] BTRFS info (device loop0): enabling ssd optimizations
[ 401.240473][ T9392] BTRFS info (device loop0): enabling free space tree
[ 401.240483][ T9392] BTRFS info (device loop0): enabling auto defrag
[ 401.240494][ T9392] BTRFS info (device loop0): use zlib compression, level 3
[ 401.240505][ T9392] BTRFS info (device loop0): max_inline set to 0
[ 401.309740][ T9392] FAULT_INJECTION: forcing a failure.
[ 401.309740][ T9392] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 401.309780][ T9392] CPU: 0 UID: 0 PID: 9392 Comm: syz.0.240 Not tainted syzkaller #0 PREEMPT(full)
[ 401.309790][ T9392] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 401.309821][ T9392] Call Trace:
[ 401.309826][ T9392]
[ 401.309845][ T9392] dump_stack_lvl+0xe8/0x150
[ 401.310062][ T9392] should_fail_ex+0x410/0x560
[ 401.310121][ T9392] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 401.310165][ T9392] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 401.310280][ T9392] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 401.310291][ T9392] ? alloc_pages_mpol+0x256/0x390
[ 401.310329][ T9392] ? bio_add_folio_nofail+0x111/0x310
[ 401.310348][ T9392] bio_iov_iter_bounce+0x3e6/0x12a0
[ 401.310370][ T9392] iomap_dio_bio_iter+0xe5f/0x1a20
[ 401.310402][ T9392] __iomap_dio_rw+0xf24/0x1c40
[ 401.310418][ T9392] ? __pfx___iomap_dio_rw+0x10/0x10
[ 401.310433][ T9392] ? do_raw_spin_unlock+0x4d/0x200
[ 401.310616][ T9392] btrfs_direct_write+0x7fe/0xce0
[ 401.310674][ T9392] ? __pfx_btrfs_direct_write+0x10/0x10
[ 401.310688][ T9392] ? stack_depot_save_flags+0x33/0x7f0
[ 401.310696][ T9392] ? count_memcg_event_mm+0x21/0x260
[ 401.310741][ T9392] ? io_submit_one+0x134/0x13d0
[ 401.310750][ T9392] btrfs_do_write_iter+0x325/0x790
[ 401.310768][ T9392] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 401.310784][ T9392] ? aio_write+0x54a/0x870
[ 401.310797][ T9392] aio_write+0x5d0/0x870
[ 401.310812][ T9392] ? __pfx_aio_write+0x10/0x10
[ 401.310852][ T9392] io_submit_one+0x798/0x13d0
[ 401.310863][ T9392] ? lockdep_hardirqs_on+0x7b/0x110
[ 401.311145][ T9392] ? irqentry_exit+0x218/0x910
[ 401.311158][ T9392] ? __pfx_io_submit_one+0x10/0x10
[ 401.311167][ T9392] ? lock_acquire+0x115/0x350
[ 401.311187][ T9392] ? __might_fault+0xaf/0x130
[ 401.311204][ T9392] __se_sys_io_submit+0x195/0x340
[ 401.311223][ T9392] ? __pfx___se_sys_io_submit+0x10/0x10
[ 401.311237][ T9392] ? ksys_write+0x1fc/0x270
[ 401.311281][ T9392] do_syscall_64+0x166/0x520
[ 401.311295][ T9392] ? trace_irq_disable+0x3b/0x140
[ 401.311329][ T9392] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 401.311372][ T9392] ? clear_bhb_loop+0x70/0xc0
[ 401.311387][ T9392] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 401.311399][ T9392] RIP: 0033:0x7f68fe39e159
[ 401.311446][ T9392] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 401.311457][ T9392] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 401.311472][ T9392] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 401.311481][ T9392] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 401.311489][ T9392] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 401.311496][ T9392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 401.311504][ T9392] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 401.311519][ T9392]
[ 402.086527][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 402.537936][ T9409] loop0: detected capacity change from 0 to 32768
[ 402.550704][ T9409] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.241 (9409)
[ 402.574397][ T9409] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 402.574428][ T9409] BTRFS info (device loop0): using crc32c checksum algorithm
[ 402.656055][ T9409] BTRFS info (device loop0): enabling ssd optimizations
[ 402.656107][ T9409] BTRFS info (device loop0): enabling free space tree
[ 402.656119][ T9409] BTRFS info (device loop0): enabling auto defrag
[ 402.656130][ T9409] BTRFS info (device loop0): use zlib compression, level 3
[ 402.656143][ T9409] BTRFS info (device loop0): max_inline set to 0
[ 402.691661][ T9409] FAULT_INJECTION: forcing a failure.
[ 402.691661][ T9409] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 402.691726][ T9409] CPU: 0 UID: 0 PID: 9409 Comm: syz.0.241 Not tainted syzkaller #0 PREEMPT(full)
[ 402.691741][ T9409] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 402.691760][ T9409] Call Trace:
[ 402.691767][ T9409]
[ 402.691786][ T9409] dump_stack_lvl+0xe8/0x150
[ 402.691963][ T9409] should_fail_ex+0x410/0x560
[ 402.692033][ T9409] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 402.692108][ T9409] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 402.692196][ T9409] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 402.692208][ T9409] ? alloc_pages_mpol+0x256/0x390
[ 402.692236][ T9409] ? bio_add_folio_nofail+0x111/0x310
[ 402.692256][ T9409] bio_iov_iter_bounce+0x3e6/0x12a0
[ 402.692278][ T9409] iomap_dio_bio_iter+0xe5f/0x1a20
[ 402.692323][ T9409] __iomap_dio_rw+0xf24/0x1c40
[ 402.692349][ T9409] ? __pfx___iomap_dio_rw+0x10/0x10
[ 402.692376][ T9409] ? do_raw_spin_unlock+0x4d/0x200
[ 402.692446][ T9409] btrfs_direct_write+0x7fe/0xce0
[ 402.692486][ T9409] ? __pfx_btrfs_direct_write+0x10/0x10
[ 402.692501][ T9409] ? stack_depot_save_flags+0x33/0x7f0
[ 402.692514][ T9409] ? count_memcg_event_mm+0x21/0x260
[ 402.692535][ T9409] ? io_submit_one+0x134/0x13d0
[ 402.692546][ T9409] btrfs_do_write_iter+0x325/0x790
[ 402.692567][ T9409] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 402.692584][ T9409] ? aio_write+0x54a/0x870
[ 402.692598][ T9409] aio_write+0x5d0/0x870
[ 402.692612][ T9409] ? __pfx_aio_write+0x10/0x10
[ 402.692644][ T9409] io_submit_one+0x798/0x13d0
[ 402.692659][ T9409] ? lockdep_hardirqs_on+0x7b/0x110
[ 402.692745][ T9409] ? irqentry_exit+0x218/0x910
[ 402.692762][ T9409] ? __pfx_io_submit_one+0x10/0x10
[ 402.692772][ T9409] ? lock_acquire+0x115/0x350
[ 402.692791][ T9409] ? __might_fault+0xaf/0x130
[ 402.692808][ T9409] __se_sys_io_submit+0x195/0x340
[ 402.692827][ T9409] ? __pfx___se_sys_io_submit+0x10/0x10
[ 402.692842][ T9409] ? ksys_write+0x1fc/0x270
[ 402.692882][ T9409] do_syscall_64+0x166/0x520
[ 402.692896][ T9409] ? trace_irq_disable+0x3b/0x140
[ 402.692920][ T9409] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 402.692943][ T9409] ? clear_bhb_loop+0x70/0xc0
[ 402.692957][ T9409] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 402.692970][ T9409] RIP: 0033:0x7f68fe39e159
[ 402.692993][ T9409] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 402.693005][ T9409] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 402.693019][ T9409] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 402.693028][ T9409] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 402.693035][ T9409] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 402.693043][ T9409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 402.693050][ T9409] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 402.693068][ T9409]
[ 403.477546][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 403.916285][ T9426] loop0: detected capacity change from 0 to 32768
[ 403.928225][ T9426] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.242 (9426)
[ 403.943508][ T9426] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 403.943537][ T9426] BTRFS info (device loop0): using crc32c checksum algorithm
[ 404.033791][ T9426] BTRFS info (device loop0): enabling ssd optimizations
[ 404.033814][ T9426] BTRFS info (device loop0): enabling free space tree
[ 404.033823][ T9426] BTRFS info (device loop0): enabling auto defrag
[ 404.033834][ T9426] BTRFS info (device loop0): use zlib compression, level 3
[ 404.033844][ T9426] BTRFS info (device loop0): max_inline set to 0
[ 404.096541][ T9426] FAULT_INJECTION: forcing a failure.
[ 404.096541][ T9426] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 404.096573][ T9426] CPU: 0 UID: 0 PID: 9426 Comm: syz.0.242 Not tainted syzkaller #0 PREEMPT(full)
[ 404.096587][ T9426] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 404.096595][ T9426] Call Trace:
[ 404.096601][ T9426]
[ 404.096607][ T9426] dump_stack_lvl+0xe8/0x150
[ 404.096634][ T9426] should_fail_ex+0x410/0x560
[ 404.096656][ T9426] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 404.096671][ T9426] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 404.096702][ T9426] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 404.096721][ T9426] ? alloc_pages_mpol+0x256/0x390
[ 404.096745][ T9426] ? bio_add_folio_nofail+0x111/0x310
[ 404.096764][ T9426] bio_iov_iter_bounce+0x3e6/0x12a0
[ 404.096786][ T9426] iomap_dio_bio_iter+0xe5f/0x1a20
[ 404.096823][ T9426] __iomap_dio_rw+0xf24/0x1c40
[ 404.096849][ T9426] ? __pfx___iomap_dio_rw+0x10/0x10
[ 404.096875][ T9426] ? do_raw_spin_unlock+0x4d/0x200
[ 404.096904][ T9426] btrfs_direct_write+0x7fe/0xce0
[ 404.096926][ T9426] ? __pfx_btrfs_direct_write+0x10/0x10
[ 404.096942][ T9426] ? stack_depot_save_flags+0x33/0x7f0
[ 404.096954][ T9426] ? count_memcg_event_mm+0x21/0x260
[ 404.096969][ T9426] ? io_submit_one+0x134/0x13d0
[ 404.096982][ T9426] btrfs_do_write_iter+0x325/0x790
[ 404.097002][ T9426] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 404.097019][ T9426] ? aio_write+0x54a/0x870
[ 404.097032][ T9426] aio_write+0x5d0/0x870
[ 404.097047][ T9426] ? __pfx_aio_write+0x10/0x10
[ 404.097080][ T9426] io_submit_one+0x798/0x13d0
[ 404.097094][ T9426] ? lockdep_hardirqs_on+0x7b/0x110
[ 404.097110][ T9426] ? irqentry_exit+0x218/0x910
[ 404.097127][ T9426] ? __pfx_io_submit_one+0x10/0x10
[ 404.097145][ T9426] ? lock_acquire+0x115/0x350
[ 404.097166][ T9426] ? __might_fault+0xaf/0x130
[ 404.097182][ T9426] __se_sys_io_submit+0x195/0x340
[ 404.097200][ T9426] ? __pfx___se_sys_io_submit+0x10/0x10
[ 404.097214][ T9426] ? ksys_write+0x1fc/0x270
[ 404.097242][ T9426] do_syscall_64+0x166/0x520
[ 404.097255][ T9426] ? trace_irq_disable+0x3b/0x140
[ 404.097268][ T9426] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 404.097281][ T9426] ? clear_bhb_loop+0x70/0xc0
[ 404.097295][ T9426] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 404.097307][ T9426] RIP: 0033:0x7f68fe39e159
[ 404.097321][ T9426] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 404.097332][ T9426] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 404.097347][ T9426] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 404.097356][ T9426] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 404.097364][ T9426] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 404.097372][ T9426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 404.097379][ T9426] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 404.097398][ T9426]
[ 404.865208][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:44 executed programs: 228
[ 405.257660][ T9443] loop0: detected capacity change from 0 to 32768
[ 405.271616][ T9443] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.243 (9443)
[ 405.290334][ T9443] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 405.290354][ T9443] BTRFS info (device loop0): using crc32c checksum algorithm
[ 405.416926][ T9443] BTRFS info (device loop0): enabling ssd optimizations
[ 405.416954][ T9443] BTRFS info (device loop0): enabling free space tree
[ 405.416963][ T9443] BTRFS info (device loop0): enabling auto defrag
[ 405.416975][ T9443] BTRFS info (device loop0): use zlib compression, level 3
[ 405.416986][ T9443] BTRFS info (device loop0): max_inline set to 0
[ 406.077396][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 406.508062][ T9460] loop0: detected capacity change from 0 to 32768
[ 406.520813][ T9460] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.244 (9460)
[ 406.543729][ T9460] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 406.543758][ T9460] BTRFS info (device loop0): using crc32c checksum algorithm
[ 406.598013][ T9460] BTRFS info (device loop0): enabling ssd optimizations
[ 406.598033][ T9460] BTRFS info (device loop0): enabling free space tree
[ 406.598039][ T9460] BTRFS info (device loop0): enabling auto defrag
[ 406.598046][ T9460] BTRFS info (device loop0): use zlib compression, level 3
[ 406.598053][ T9460] BTRFS info (device loop0): max_inline set to 0
[ 407.288751][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 407.680755][ T9477] loop0: detected capacity change from 0 to 32768
[ 407.689851][ T9477] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.245 (9477)
[ 407.710844][ T9477] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 407.710873][ T9477] BTRFS info (device loop0): using crc32c checksum algorithm
[ 407.802023][ T9477] BTRFS info (device loop0): enabling ssd optimizations
[ 407.802046][ T9477] BTRFS info (device loop0): enabling free space tree
[ 407.802054][ T9477] BTRFS info (device loop0): enabling auto defrag
[ 407.802150][ T9477] BTRFS info (device loop0): use zlib compression, level 3
[ 407.802162][ T9477] BTRFS info (device loop0): max_inline set to 0
[ 408.470056][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 408.930552][ T9495] loop0: detected capacity change from 0 to 32768
[ 408.944170][ T9495] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.246 (9495)
[ 408.971446][ T9495] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 408.971543][ T9495] BTRFS info (device loop0): using crc32c checksum algorithm
[ 409.053877][ T9495] BTRFS info (device loop0): enabling ssd optimizations
[ 409.053907][ T9495] BTRFS info (device loop0): enabling free space tree
[ 409.053919][ T9495] BTRFS info (device loop0): enabling auto defrag
[ 409.053930][ T9495] BTRFS info (device loop0): use zlib compression, level 3
[ 409.053942][ T9495] BTRFS info (device loop0): max_inline set to 0
[ 409.716187][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 410.144121][ T9512] loop0: detected capacity change from 0 to 32768
[ 410.167793][ T9512] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.247 (9512)
[ 410.185170][ T9512] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 410.185200][ T9512] BTRFS info (device loop0): using crc32c checksum algorithm
[ 410.294283][ T9512] BTRFS info (device loop0): enabling ssd optimizations
[ 410.294309][ T9512] BTRFS info (device loop0): enabling free space tree
[ 410.294318][ T9512] BTRFS info (device loop0): enabling auto defrag
[ 410.294328][ T9512] BTRFS info (device loop0): use zlib compression, level 3
[ 410.294339][ T9512] BTRFS info (device loop0): max_inline set to 0
[ 410.352297][ T9512] FAULT_INJECTION: forcing a failure.
[ 410.352297][ T9512] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 410.352363][ T9512] CPU: 0 UID: 0 PID: 9512 Comm: syz.0.247 Not tainted syzkaller #0 PREEMPT(full)
[ 410.352379][ T9512] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 410.352403][ T9512] Call Trace:
[ 410.352410][ T9512]
[ 410.352428][ T9512] dump_stack_lvl+0xe8/0x150
[ 410.352681][ T9512] should_fail_ex+0x410/0x560
[ 410.352800][ T9512] copy_folio_from_iter_atomic+0x45a/0x1a30
[ 410.352835][ T9512] ? __alloc_frozen_pages_noprof+0x29e/0x5a0
[ 410.352925][ T9512] ? __pfx_copy_folio_from_iter_atomic+0x10/0x10
[ 410.352937][ T9512] ? alloc_pages_mpol+0x256/0x390
[ 410.352964][ T9512] ? bio_add_folio_nofail+0x111/0x310
[ 410.352982][ T9512] bio_iov_iter_bounce+0x3e6/0x12a0
[ 410.353004][ T9512] iomap_dio_bio_iter+0xe5f/0x1a20
[ 410.353039][ T9512] __iomap_dio_rw+0xf24/0x1c40
[ 410.353056][ T9512] ? __pfx___iomap_dio_rw+0x10/0x10
[ 410.353071][ T9512] ? do_raw_spin_unlock+0x4d/0x200
[ 410.353144][ T9512] btrfs_direct_write+0x7fe/0xce0
[ 410.353197][ T9512] ? __pfx_btrfs_direct_write+0x10/0x10
[ 410.353212][ T9512] ? stack_depot_save_flags+0x33/0x7f0
[ 410.353224][ T9512] ? count_memcg_event_mm+0x21/0x260
[ 410.353253][ T9512] ? io_submit_one+0x134/0x13d0
[ 410.353265][ T9512] btrfs_do_write_iter+0x325/0x790
[ 410.353287][ T9512] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 410.353304][ T9512] ? aio_write+0x54a/0x870
[ 410.353317][ T9512] aio_write+0x5d0/0x870
[ 410.353332][ T9512] ? __pfx_aio_write+0x10/0x10
[ 410.353361][ T9512] io_submit_one+0x798/0x13d0
[ 410.353375][ T9512] ? lockdep_hardirqs_on+0x7b/0x110
[ 410.353545][ T9512] ? irqentry_exit+0x218/0x910
[ 410.353560][ T9512] ? __pfx_io_submit_one+0x10/0x10
[ 410.353570][ T9512] ? lock_acquire+0x115/0x350
[ 410.353592][ T9512] ? __might_fault+0xaf/0x130
[ 410.353607][ T9512] __se_sys_io_submit+0x195/0x340
[ 410.353635][ T9512] ? __pfx___se_sys_io_submit+0x10/0x10
[ 410.353649][ T9512] ? ksys_write+0x1fc/0x270
[ 410.353695][ T9512] do_syscall_64+0x166/0x520
[ 410.353708][ T9512] ? trace_irq_disable+0x3b/0x140
[ 410.353737][ T9512] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 410.353767][ T9512] ? clear_bhb_loop+0x70/0xc0
[ 410.353781][ T9512] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 410.353793][ T9512] RIP: 0033:0x7f68fe39e159
[ 410.353823][ T9512] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 410.353833][ T9512] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 410.353848][ T9512] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 410.353857][ T9512] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 410.353865][ T9512] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 410.353873][ T9512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 410.353880][ T9512] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 410.353898][ T9512]
[ 411.144588][ T5443] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
2026/09/25 17:05:50 executed programs: 233
[ 411.527711][ T9529] loop0: detected capacity change from 0 to 32768
[ 411.539161][ T9529] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.248 (9529)
[ 411.554065][ T9529] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[ 411.554095][ T9529] BTRFS info (device loop0): using crc32c checksum algorithm
[ 411.629175][ T9529] BTRFS info (device loop0): enabling ssd optimizations
[ 411.629202][ T9529] BTRFS info (device loop0): enabling free space tree
[ 411.629212][ T9529] BTRFS info (device loop0): enabling auto defrag
[ 411.629224][ T9529] BTRFS info (device loop0): use zlib compression, level 3
[ 411.629236][ T9529] BTRFS info (device loop0): max_inline set to 0
[ 411.681308][ T9529] FAULT_INJECTION: forcing a failure.
[ 411.681308][ T9529] name failslab, interval 1, probability 0, space 0, times 0
[ 411.681337][ T9529] CPU: 0 UID: 0 PID: 9529 Comm: syz.0.248 Not tainted syzkaller #0 PREEMPT(full)
[ 411.681351][ T9529] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 411.681359][ T9529] Call Trace:
[ 411.681365][ T9529]
[ 411.681371][ T9529] dump_stack_lvl+0xe8/0x150
[ 411.681396][ T9529] should_fail_ex+0x410/0x560
[ 411.681418][ T9529] should_failslab+0xa8/0x100
[ 411.681432][ T9529] ? alloc_ordered_extent+0x273/0x8a0
[ 411.681447][ T9529] kmem_cache_alloc_noprof+0xa1/0x600
[ 411.681464][ T9529] ? alloc_ordered_extent+0x273/0x8a0
[ 411.681481][ T9529] alloc_ordered_extent+0x273/0x8a0
[ 411.681497][ T9529] ? __pfx_alloc_ordered_extent+0x10/0x10
[ 411.681512][ T9529] ? btrfs_replace_extent_map_range+0xfb/0x150
[ 411.681528][ T9529] btrfs_alloc_ordered_extent+0x1f1/0xad0
[ 411.681543][ T9529] ? btrfs_create_io_em+0x527/0x6d0
[ 411.681557][ T9529] btrfs_create_dio_extent+0x7c/0x160
[ 411.681573][ T9529] btrfs_get_blocks_direct_write+0x8cb/0xea0
[ 411.681596][ T9529] ? __pfx_btrfs_get_blocks_direct_write+0x10/0x10
[ 411.681629][ T9529] btrfs_dio_iomap_next+0x1075/0x16c0
[ 411.681648][ T9529] ? __pfx_btrfs_dio_iomap_next+0x10/0x10
[ 411.681663][ T9529] ? sb_init_dio_done_wq+0xea/0x150
[ 411.681681][ T9529] iomap_iter+0xe2/0xec0
[ 411.681697][ T9529] ? blk_start_plug+0x51/0x1b0
[ 411.681736][ T9529] __iomap_dio_rw+0xc87/0x1c40
[ 411.681761][ T9529] ? __pfx___iomap_dio_rw+0x10/0x10
[ 411.681779][ T9529] ? do_raw_spin_unlock+0x4d/0x200
[ 411.681796][ T9529] btrfs_direct_write+0x7fe/0xce0
[ 411.681809][ T9529] ? __pfx_btrfs_direct_write+0x10/0x10
[ 411.681818][ T9529] ? stack_depot_save_flags+0x33/0x7f0
[ 411.681826][ T9529] ? count_memcg_event_mm+0x21/0x260
[ 411.681835][ T9529] ? io_submit_one+0x134/0x13d0
[ 411.681843][ T9529] btrfs_do_write_iter+0x325/0x790
[ 411.681856][ T9529] ? __pfx_btrfs_do_write_iter+0x10/0x10
[ 411.681867][ T9529] ? aio_write+0x54a/0x870
[ 411.681876][ T9529] aio_write+0x5d0/0x870
[ 411.681885][ T9529] ? __pfx_aio_write+0x10/0x10
[ 411.681904][ T9529] io_submit_one+0x798/0x13d0
[ 411.681913][ T9529] ? lockdep_hardirqs_on+0x7b/0x110
[ 411.681923][ T9529] ? irqentry_exit+0x218/0x910
[ 411.681935][ T9529] ? __pfx_io_submit_one+0x10/0x10
[ 411.681944][ T9529] ? lock_acquire+0x115/0x350
[ 411.681963][ T9529] ? __might_fault+0xaf/0x130
[ 411.681980][ T9529] __se_sys_io_submit+0x195/0x340
[ 411.681998][ T9529] ? __pfx___se_sys_io_submit+0x10/0x10
[ 411.682012][ T9529] ? ksys_write+0x1fc/0x270
[ 411.682038][ T9529] do_syscall_64+0x166/0x520
[ 411.682053][ T9529] ? trace_irq_disable+0x3b/0x140
[ 411.682065][ T9529] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 411.682078][ T9529] ? clear_bhb_loop+0x70/0xc0
[ 411.682092][ T9529] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 411.682104][ T9529] RIP: 0033:0x7f68fe39e159
[ 411.682117][ T9529] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 411.682127][ T9529] RSP: 002b:00007fffcd75d618 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[ 411.682150][ T9529] RAX: ffffffffffffffda RBX: 00007f68fe625fa0 RCX: 00007f68fe39e159
[ 411.682159][ T9529] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007f68ff1b4000
[ 411.682167][ T9529] RBP: 00007fffcd75d680 R08: 0000000000000000 R09: 0000000000000000
[ 411.682175][ T9529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 411.682182][ T9529] R13: 00007f68fe625fac R14: 00007f68fe625fa0 R15: 00007f68fe625fa0
[ 411.682200][ T9529]
[ 412.429877][ T5443] ------------[ cut here ]------------
[ 412.429894][ T5443] 1
[ 412.429901][ T5443] WARNING: fs/btrfs/space-info.h:286 at btrfs_add_reserved_bytes+0x51b/0x8b0, CPU#0: syz-executor/5443
[ 412.440336][ T5443] Modules linked in:
[ 412.442433][ T5443] CPU: 0 UID: 0 PID: 5443 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 412.447974][ T5443] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 412.452909][ T5443] RIP: 0010:btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.455872][ T5443] Code: ac 24 80 00 00 00 74 08 48 89 ef e8 2f b4 f6 fd 4c 8b 75 00 4c 89 f7 4c 89 ee e8 30 14 85 fd 4d 39 ee 73 18 e8 56 11 85 fd 90 <0f> 0b 90 45 31 f6 eb 2e e8 48 11 85 fd e9 f8 fb ff ff e8 3e 11 85
[ 412.465146][ T5443] RSP: 0018:ffffc90001e1ec10 EFLAGS: 00010293
[ 412.467897][ T5443] RAX: ffffffff8442dbba RBX: 1ffff1100889b910 RCX: ffff888000bc4b00
[ 412.471631][ T5443] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000000
[ 412.475338][ T5443] RBP: ffff8880444dc880 R08: ffffffff907a847f R09: 1ffffffff20f508f
[ 412.478913][ T5443] R10: dffffc0000000000 R11: fffffbfff20f5090 R12: ffff8880444dc800
[ 412.482556][ T5443] R13: 0000000000001000 R14: 0000000000000000 R15: ffff8880444dc820
[ 412.486207][ T5443] FS: 000055559168c500(0000) GS:ffff88808c2bf000(0000) knlGS:0000000000000000
[ 412.490135][ T5443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 412.492536][ T5443] CR2: 00005555916a7a28 CR3: 000000001f9a3000 CR4: 0000000000352ef0
[ 412.495735][ T5443] Call Trace:
[ 412.497226][ T5443]
[ 412.498550][ T5443] find_free_extent+0x3ff4/0x5cd0
[ 412.500471][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.502386][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.504214][ T5443] btrfs_reserve_extent+0x349/0x850
[ 412.506088][ T5443] ? __pfx_btrfs_reserve_extent+0x10/0x10
[ 412.508144][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.510146][ T5443] ? _raw_spin_unlock+0x28/0x50
[ 412.512197][ T5443] ? btrfs_use_block_rsv+0x2eb/0x910
[ 412.514332][ T5443] btrfs_alloc_tree_block+0x1ed/0x1160
[ 412.516319][ T5443] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 412.518354][ T5443] ? __pfx_btrfs_alloc_tree_block+0x10/0x10
[ 412.520763][ T5443] ? check_path+0x21/0x40
[ 412.522885][ T5443] ? check_noncircular+0xdb/0x150
[ 412.524987][ T5443] ? lockdep_unlock+0x5c/0xd0
[ 412.527153][ T5443] ? __lock_acquire+0x1511/0x2de0
[ 412.529285][ T5443] btrfs_force_cow_block+0x562/0x1bf0
[ 412.531642][ T5443] ? __pfx_btrfs_force_cow_block+0x10/0x10
[ 412.534370][ T5443] btrfs_cow_block+0x3f1/0xaf0
[ 412.537079][ T5443] btrfs_search_slot+0xd70/0x2d20
[ 412.539566][ T5443] ? __pfx_btrfs_search_slot+0x10/0x10
[ 412.542485][ T5443] ? __btrfs_commit_inode_delayed_items+0x1b0/0x1ec0
[ 412.545508][ T5443] ? __pfx___mutex_lock+0x10/0x10
[ 412.547799][ T5443] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 412.550512][ T5443] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 412.553717][ T5443] ? stack_depot_save_flags+0x404/0x7f0
[ 412.556493][ T5443] btrfs_insert_empty_items+0xa3/0x1a0
[ 412.558958][ T5443] __btrfs_commit_inode_delayed_items+0xb0e/0x1ec0
[ 412.562048][ T5443] ? __pfx_hlock_conflict+0x10/0x10
[ 412.564422][ T5443] ? check_path+0x21/0x40
[ 412.566400][ T5443] ? lockdep_unlock+0x5c/0xd0
[ 412.568671][ T5443] ? __lock_acquire+0x1511/0x2de0
[ 412.571169][ T5443] ? __pfx___btrfs_commit_inode_delayed_items+0x10/0x10
[ 412.574877][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.577342][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.579782][ T5443] __btrfs_run_delayed_items+0x1d0/0x420
[ 412.582412][ T5443] btrfs_commit_transaction+0x844/0x3170
[ 412.584806][ T5443] ? btrfs_commit_transaction+0x182/0x3170
[ 412.587270][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.589473][ T5443] ? __pfx_btrfs_commit_transaction+0x10/0x10
[ 412.592471][ T5443] ? btrfs_record_root_in_trans+0x90/0x180
[ 412.595422][ T5443] ? start_transaction+0x434/0x17d0
[ 412.597998][ T5443] ? btrfs_attach_transaction_barrier+0x32/0xa0
[ 412.600962][ T5443] ? btrfs_sync_fs+0x1a2/0x670
[ 412.603644][ T5443] sync_filesystem+0x1d2/0x240
[ 412.605939][ T5443] generic_shutdown_super+0x77/0x2d0
[ 412.608487][ T5443] kill_anon_super+0x3b/0x70
[ 412.610688][ T5443] btrfs_kill_super+0x41/0x50
[ 412.612912][ T5443] deactivate_locked_super+0xbc/0x110
[ 412.615115][ T5443] cleanup_mnt+0x3d3/0x460
[ 412.617007][ T5443] task_work_run+0x1d9/0x270
[ 412.619071][ T5443] ? __pfx_task_work_run+0x10/0x10
[ 412.621391][ T5443] exit_to_user_mode_loop+0x204/0x770
[ 412.623787][ T5443] ? rcu_is_watching+0x16/0xb0
[ 412.625736][ T5443] do_syscall_64+0x328/0x520
[ 412.627649][ T5443] ? trace_irq_disable+0x3b/0x140
[ 412.629608][ T5443] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 412.632149][ T5443] ? clear_bhb_loop+0x70/0xc0
[ 412.634066][ T5443] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 412.636302][ T5443] RIP: 0033:0x7f68fe39f397
[ 412.637944][ T5443] Code: a2 c7 05 5c 43 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 412.645309][ T5443] RSP: 002b:00007fffcd75c7e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 412.649122][ T5443] RAX: 0000000000000000 RBX: 00007f68fe4344bb RCX: 00007f68fe39f397
[ 412.652727][ T5443] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffcd75c8a0
[ 412.656205][ T5443] RBP: 00007fffcd75c8a0 R08: 00007fffcd75d8a0 R09: 00000000ffffffff
[ 412.660203][ T5443] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffcd75d930
[ 412.664022][ T5443] R13: 00007f68fe4344bb R14: 000000000006482c R15: 00007fffcd75d970
[ 412.667504][ T5443]
[ 412.668748][ T5443] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 412.671277][ T5443] CPU: 0 UID: 0 PID: 5443 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 412.675332][ T5443] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 412.679800][ T5443] Call Trace:
[ 412.681386][ T5443]
[ 412.682665][ T5443] vpanic+0x56d/0xa60
[ 412.684293][ T5443] ? __pfx__printk+0x10/0x10
[ 412.686123][ T5443] ? __pfx_vpanic+0x10/0x10
[ 412.688127][ T5443] ? is_bpf_text_address+0x292/0x2b0
[ 412.690232][ T5443] ? is_bpf_text_address+0x26/0x2b0
[ 412.692415][ T5443] panic+0xc5/0xd0
[ 412.694166][ T5443] ? __pfx_panic+0x10/0x10
[ 412.696236][ T5443] __warn+0x315/0x4c0
[ 412.698129][ T5443] ? btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.700552][ T5443] ? btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.702865][ T5443] __report_bug+0x276/0x570
[ 412.704827][ T5443] ? check_noncircular+0xdb/0x150
[ 412.706920][ T5443] ? btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.709280][ T5443] ? __pfx___report_bug+0x10/0x10
[ 412.711419][ T5443] ? btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.714175][ T5443] report_bug+0x16b/0x220
[ 412.716074][ T5443] ? btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.718386][ T5443] ? btrfs_add_reserved_bytes+0x51d/0x8b0
[ 412.720746][ T5443] handle_bug+0x9c/0x200
[ 412.722576][ T5443] exc_invalid_op+0x1a/0x50
[ 412.724514][ T5443] asm_exc_invalid_op+0x1a/0x20
[ 412.726617][ T5443] RIP: 0010:btrfs_add_reserved_bytes+0x51b/0x8b0
[ 412.729249][ T5443] Code: ac 24 80 00 00 00 74 08 48 89 ef e8 2f b4 f6 fd 4c 8b 75 00 4c 89 f7 4c 89 ee e8 30 14 85 fd 4d 39 ee 73 18 e8 56 11 85 fd 90 <0f> 0b 90 45 31 f6 eb 2e e8 48 11 85 fd e9 f8 fb ff ff e8 3e 11 85
[ 412.737749][ T5443] RSP: 0018:ffffc90001e1ec10 EFLAGS: 00010293
[ 412.740488][ T5443] RAX: ffffffff8442dbba RBX: 1ffff1100889b910 RCX: ffff888000bc4b00
[ 412.743770][ T5443] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000000
[ 412.747022][ T5443] RBP: ffff8880444dc880 R08: ffffffff907a847f R09: 1ffffffff20f508f
[ 412.750287][ T5443] R10: dffffc0000000000 R11: fffffbfff20f5090 R12: ffff8880444dc800
[ 412.753611][ T5443] R13: 0000000000001000 R14: 0000000000000000 R15: ffff8880444dc820
[ 412.756960][ T5443] ? btrfs_add_reserved_bytes+0x51a/0x8b0
[ 412.759566][ T5443] find_free_extent+0x3ff4/0x5cd0
[ 412.762162][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.764485][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.766706][ T5443] btrfs_reserve_extent+0x349/0x850
[ 412.769460][ T5443] ? __pfx_btrfs_reserve_extent+0x10/0x10
[ 412.772576][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.775008][ T5443] ? _raw_spin_unlock+0x28/0x50
[ 412.777228][ T5443] ? btrfs_use_block_rsv+0x2eb/0x910
[ 412.779317][ T5443] btrfs_alloc_tree_block+0x1ed/0x1160
[ 412.781732][ T5443] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 412.784323][ T5443] ? __pfx_btrfs_alloc_tree_block+0x10/0x10
[ 412.786930][ T5443] ? check_path+0x21/0x40
[ 412.788880][ T5443] ? check_noncircular+0xdb/0x150
[ 412.791148][ T5443] ? lockdep_unlock+0x5c/0xd0
[ 412.793349][ T5443] ? __lock_acquire+0x1511/0x2de0
[ 412.795670][ T5443] btrfs_force_cow_block+0x562/0x1bf0
[ 412.798018][ T5443] ? __pfx_btrfs_force_cow_block+0x10/0x10
[ 412.800696][ T5443] btrfs_cow_block+0x3f1/0xaf0
[ 412.802864][ T5443] btrfs_search_slot+0xd70/0x2d20
[ 412.805136][ T5443] ? __pfx_btrfs_search_slot+0x10/0x10
[ 412.807481][ T5443] ? __btrfs_commit_inode_delayed_items+0x1b0/0x1ec0
[ 412.810465][ T5443] ? __pfx___mutex_lock+0x10/0x10
[ 412.812698][ T5443] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 412.815263][ T5443] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 412.817867][ T5443] ? stack_depot_save_flags+0x404/0x7f0
[ 412.820376][ T5443] btrfs_insert_empty_items+0xa3/0x1a0
[ 412.822871][ T5443] __btrfs_commit_inode_delayed_items+0xb0e/0x1ec0
[ 412.825331][ T5443] ? __pfx_hlock_conflict+0x10/0x10
[ 412.827365][ T5443] ? check_path+0x21/0x40
[ 412.829417][ T5443] ? lockdep_unlock+0x5c/0xd0
[ 412.831457][ T5443] ? __lock_acquire+0x1511/0x2de0
[ 412.833723][ T5443] ? __pfx___btrfs_commit_inode_delayed_items+0x10/0x10
[ 412.836734][ T5443] ? do_raw_spin_lock+0x12b/0x2f0
[ 412.838955][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.841808][ T5443] __btrfs_run_delayed_items+0x1d0/0x420
[ 412.844743][ T5443] btrfs_commit_transaction+0x844/0x3170
[ 412.847267][ T5443] ? btrfs_commit_transaction+0x182/0x3170
[ 412.849856][ T5443] ? do_raw_spin_unlock+0x4d/0x200
[ 412.852276][ T5443] ? __pfx_btrfs_commit_transaction+0x10/0x10
[ 412.854935][ T5443] ? btrfs_record_root_in_trans+0x90/0x180
[ 412.857507][ T5443] ? start_transaction+0x434/0x17d0
[ 412.859939][ T5443] ? btrfs_attach_transaction_barrier+0x32/0xa0
[ 412.863352][ T5443] ? btrfs_sync_fs+0x1a2/0x670
[ 412.866534][ T5443] sync_filesystem+0x1d2/0x240
[ 412.869273][ T5443] generic_shutdown_super+0x77/0x2d0
[ 412.871641][ T5443] kill_anon_super+0x3b/0x70
[ 412.873735][ T5443] btrfs_kill_super+0x41/0x50
[ 412.875782][ T5443] deactivate_locked_super+0xbc/0x110
[ 412.878142][ T5443] cleanup_mnt+0x3d3/0x460
[ 412.880245][ T5443] task_work_run+0x1d9/0x270
[ 412.882114][ T5443] ? __pfx_task_work_run+0x10/0x10
[ 412.884318][ T5443] exit_to_user_mode_loop+0x204/0x770
[ 412.886656][ T5443] ? rcu_is_watching+0x16/0xb0
[ 412.888850][ T5443] do_syscall_64+0x328/0x520
[ 412.890996][ T5443] ? trace_irq_disable+0x3b/0x140
[ 412.893241][ T5443] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 412.895732][ T5443] ? clear_bhb_loop+0x70/0xc0
[ 412.897697][ T5443] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 412.900140][ T5443] RIP: 0033:0x7f68fe39f397
[ 412.901866][ T5443] Code: a2 c7 05 5c 43 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
[ 412.910554][ T5443] RSP: 002b:00007fffcd75c7e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 412.914218][ T5443] RAX: 0000000000000000 RBX: 00007f68fe4344bb RCX: 00007f68fe39f397
[ 412.917650][ T5443] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffcd75c8a0
[ 412.921187][ T5443] RBP: 00007fffcd75c8a0 R08: 00007fffcd75d8a0 R09: 00000000ffffffff
[ 412.924695][ T5443] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffcd75d930
[ 412.928618][ T5443] R13: 00007f68fe4344bb R14: 000000000006482c R15: 00007fffcd75d970
[ 412.932400][ T5443]
[ 412.935565][ T5443] Kernel Offset: disabled
[ 412.937554][ T5443] Rebooting in 86400 seconds..