Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 51.905885][ T3514] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 51.909117][ T3516] syz-executor950[3516]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 51.917834][ T3519] syz-executor950[3519]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 51.929235][ T3522] syz-executor950[3522]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 51.941623][ T3524] syz-executor950[3524]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 51.947202][ T3516] in syz-executor950669922[7fc1a192c000+8d000] [ 51.954407][ T3519] in syz-executor950669922[7fc1a192c000+8d000] [ 51.963048][ T3525] syz-executor950[3525]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 51.968108][ T3522] in syz-executor950669922[7fc1a192c000+8d000] [ 51.984824][ T3524] in syz-executor950669922[7fc1a192c000+8d000] [ 51.998477][ T3525] in syz-executor950669922[7fc1a192c000+8d000] [ 51.999221][ T3519] [ 52.008155][ T3522] [ 52.010671][ T3524] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.011042][ T3516] [ 52.030687][ T3519] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.039183][ T3525] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.055256][ T3522] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.094672][ T3516] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.215570][ T3527] syz-executor950[3527]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 52.229559][ T3529] syz-executor950[3529]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 52.229643][ T3530] syz-executor950[3530]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 [ 52.229654][ T3529] executing program [ 52.245720][ T3527] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 52.253253][ T3531] syz-executor950[3531]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 [ 52.263248][ T3529] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 52.278087][ T3531] in syz-executor950669922[7fc1a192c000+8d000] executing program executing program [ 52.305542][ T3530] in syz-executor950669922[7fc1a192c000+8d000] [ 52.319460][ T3530] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 52.339980][ T3531] [ 52.343722][ T3531] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 52.352938][ T3540] syz-executor950[3540]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 52.389924][ T3539] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow executing program executing program [ 52.393612][ T3542] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 52.443539][ T3540] in syz-executor950669922[7fc1a192c000+8d000] [ 52.491654][ T3540] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 52.526350][ T3556] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 52.565953][ T3560] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 52.583066][ T3561] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 52.612015][ T3562] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 54.395871][ T3516] syz-executor950 (3516) used greatest stack depth: 18784 bytes left executing program [ 57.154061][ T3559] [ 57.156516][ T3559] ====================================================== [ 57.163539][ T3559] WARNING: possible circular locking dependency detected [ 57.170571][ T3559] 5.15.157-syzkaller #0 Not tainted [ 57.175777][ T3559] ------------------------------------------------------ [ 57.182800][ T3559] syz-executor950/3559 is trying to acquire lock: [ 57.189227][ T3559] ffff88807ef123f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0x213/0x760 [ 57.200493][ T3559] executing program [ 57.200493][ T3559] but task is already holding lock: [ 57.207866][ T3559] ffff888071a2dda8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_buffered_write_iter+0xa0/0x360 [ 57.218777][ T3559] [ 57.218777][ T3559] which lock already depends on the new lock. [ 57.218777][ T3559] [ 57.229365][ T3559] [ 57.229365][ T3559] the existing dependency chain (in reverse order) is: [ 57.231909][ T3570] show_signal_msg: 9 callbacks suppressed [ 57.231923][ T3570] syz-executor950[3570]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 57.238385][ T3559] [ 57.238385][ T3559] -> #1 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 57.238426][ T3559] lock_acquire+0x1db/0x4f0 [ 57.238448][ T3559] down_read+0x45/0x2e0 [ 57.238467][ T3559] ext4_bmap+0x4b/0x410 [ 57.238485][ T3559] bmap+0xa1/0xd0 [ 57.244713][ T3570] in syz-executor950669922[7fc1a192c000+8d000] [ 57.253889][ T3559] jbd2_journal_flush+0x7a2/0xc90 [ 57.253915][ T3559] ext4_ioctl+0x3249/0x5b80 [ 57.253934][ T3559] __se_sys_ioctl+0xf1/0x160 [ 57.253952][ T3559] do_syscall_64+0x3b/0xb0 [ 57.253970][ T3559] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.262818][ T3570] [ 57.267728][ T3559] [ 57.267728][ T3559] -> #0 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 57.267763][ T3559] validate_chain+0x1649/0x5930 [ 57.267784][ T3559] __lock_acquire+0x1295/0x1ff0 [ 57.267801][ T3559] lock_acquire+0x1db/0x4f0 [ 57.267817][ T3559] __mutex_lock_common+0x1da/0x25a0 executing program [ 57.272677][ T3570] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 57.277145][ T3559] mutex_lock_io_nested+0x45/0x60 [ 57.277169][ T3559] __jbd2_log_wait_for_space+0x213/0x760 [ 57.277188][ T3559] add_transaction_credits+0x950/0xc00 [ 57.277206][ T3559] start_this_handle+0x747/0x1570 [ 57.277226][ T3559] jbd2__journal_start+0x2d1/0x5c0 [ 57.277247][ T3559] __ext4_journal_start_sb+0x175/0x370 [ 57.296076][ T3573] syz-executor950[3573]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 57.298247][ T3559] ext4_dirty_inode+0x8b/0x100 [ 57.298272][ T3559] __mark_inode_dirty+0x2fd/0xd60 [ 57.303689][ T3573] in syz-executor950669922[7fc1a192c000+8d000] [ 57.308306][ T3559] generic_update_time+0x1cb/0x1e0 [ 57.308332][ T3559] file_update_time+0x3eb/0x460 [ 57.308350][ T3559] ext4_write_checks+0x24a/0x2c0 [ 57.308369][ T3559] ext4_buffered_write_iter+0xac/0x360 [ 57.308388][ T3559] ext4_file_write_iter+0x87c/0x1990 [ 57.308406][ T3559] __kernel_write+0x5b1/0xa60 [ 57.308427][ T3559] __dump_emit+0x264/0x3a0 [ 57.315050][ T3573] [ 57.317147][ T3559] dump_user_range+0x91/0x320 [ 57.317172][ T3559] elf_core_dump+0x3c7d/0x4570 [ 57.317190][ T3559] do_coredump+0x1852/0x31e0 [ 57.317209][ T3559] get_signal+0xc06/0x14e0 [ 57.317225][ T3559] arch_do_signal_or_restart+0xc3/0x1890 [ 57.317248][ T3559] exit_to_user_mode_loop+0x97/0x130 [ 57.326838][ T3573] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 57.331340][ T3559] exit_to_user_mode_prepare+0xb1/0x140 [ 57.331366][ T3559] irqentry_exit_to_user_mode+0x5/0x30 [ 57.331389][ T3559] exc_page_fault+0x342/0x740 [ 57.363597][ T3572] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 57.367063][ T3559] asm_exc_page_fault+0x22/0x30 executing program [ 57.367090][ T3559] [ 57.367090][ T3559] other info that might help us debug this: [ 57.367090][ T3559] [ 57.367096][ T3559] Possible unsafe locking scenario: [ 57.367096][ T3559] [ 57.367101][ T3559] CPU0 CPU1 [ 57.367107][ T3559] ---- ---- [ 57.376616][ T3576] syz-executor950[3576]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 57.379007][ T3559] lock(&sb->s_type->i_mutex_key#9); [ 57.379033][ T3559] lock(&journal->j_checkpoint_mutex); [ 57.379049][ T3559] lock(&sb->s_type->i_mutex_key#9); [ 57.379069][ T3559] lock(&journal->j_checkpoint_mutex); [ 57.379083][ T3559] [ 57.379083][ T3559] *** DEADLOCK *** [ 57.379083][ T3559] [ 57.379088][ T3559] 2 locks held by syz-executor950/3559: [ 57.379099][ T3559] #0: ffff88807ef0e460 [ 57.388459][ T3576] in syz-executor950669922[7fc1a192c000+8d000] [ 57.390609][ T3559] (sb_writers#5){.+.+}-{0:0}, at: do_coredump+0x1825/0x31e0 [ 57.397036][ T3576] [ 57.402243][ T3559] #1: ffff888071a2dda8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_buffered_write_iter+0xa0/0x360 [ 57.402312][ T3559] [ 57.402312][ T3559] stack backtrace: [ 57.402319][ T3559] CPU: 0 PID: 3559 Comm: syz-executor950 Not tainted 5.15.157-syzkaller #0 [ 57.402340][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 57.402351][ T3559] Call Trace: [ 57.402358][ T3559] [ 57.402365][ T3559] dump_stack_lvl+0x1e3/0x2d0 [ 57.414492][ T3576] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 57.417938][ T3559] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 57.417971][ T3559] ? print_circular_bug+0x12b/0x1a0 [ 57.425612][ T3571] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 57.429750][ T3559] check_noncircular+0x2f8/0x3b0 [ 57.429781][ T3559] ? add_chain_block+0x850/0x850 [ 57.429801][ T3559] ? lockdep_lock+0x11f/0x2a0 [ 57.429826][ T3559] validate_chain+0x1649/0x5930 [ 57.429855][ T3559] ? mark_lock+0x98/0x340 [ 57.437462][ T3577] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 57.440848][ T3559] ? reacquire_held_locks+0x660/0x660 [ 57.440882][ T3559] ? __lock_acquire+0x1295/0x1ff0 [ 57.440907][ T3559] ? mark_lock+0x98/0x340 [ 57.440927][ T3559] ? validate_chain+0x112/0x5930 [ 57.440946][ T3559] ? validate_chain+0x112/0x5930 [ 57.549865][ T3581] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 57.554973][ T3559] ? mark_lock+0x98/0x340 [ 57.555001][ T3559] __lock_acquire+0x1295/0x1ff0 [ 57.555028][ T3559] lock_acquire+0x1db/0x4f0 [ 57.555046][ T3559] ? __jbd2_log_wait_for_space+0x213/0x760 [ 57.608138][ T3584] syz-executor950[3584]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 [ 57.614763][ T3559] ? read_lock_is_recursive+0x10/0x10 [ 57.614793][ T3559] ? __might_sleep+0xc0/0xc0 [ 57.614811][ T3559] ? validate_chain+0x112/0x5930 [ 57.614831][ T3559] ? stack_trace_save+0x1c0/0x1c0 [ 57.614863][ T3559] __mutex_lock_common+0x1da/0x25a0 [ 57.620628][ T3584] in syz-executor950669922[7fc1a192c000+8d000] [ 57.628639][ T3559] ? __jbd2_log_wait_for_space+0x213/0x760 [ 57.628671][ T3559] ? __jbd2_log_wait_for_space+0x213/0x760 [ 57.628691][ T3559] ? mutex_lock_io_nested+0x60/0x60 [ 57.628719][ T3559] mutex_lock_io_nested+0x45/0x60 [ 57.635668][ T3584] [ 57.638426][ T3559] __jbd2_log_wait_for_space+0x213/0x760 [ 57.638460][ T3559] ? do_raw_write_lock+0x143/0x4e0 [ 57.645330][ T3584] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 57.652047][ T3559] ? jbd2_commit_block_csum_verify+0x4f0/0x4f0 [ 57.652078][ T3559] ? do_raw_read_unlock+0x70/0x70 [ 57.652105][ T3559] add_transaction_credits+0x950/0xc00 [ 57.710406][ T3586] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 57.720630][ T3559] ? jbd2_journal_begin_ordered_truncate+0x150/0x150 [ 57.720671][ T3559] ? __lock_acquire+0x1ff0/0x1ff0 [ 57.720694][ T3559] ? do_raw_read_unlock+0x70/0x70 [ 57.720713][ T3559] ? start_this_handle+0x31c/0x1570 [ 57.963208][ T3559] start_this_handle+0x747/0x1570 [ 57.968241][ T3559] ? arch_do_signal_or_restart+0xc3/0x1890 [ 57.974053][ T3559] ? exit_to_user_mode_loop+0x97/0x130 [ 57.979531][ T3559] ? jbd2__journal_start+0x5c0/0x5c0 [ 57.984823][ T3559] ? slab_post_alloc_hook+0x73/0x380 [ 57.990106][ T3559] ? jbd2__journal_start+0x144/0x5c0 [ 57.995399][ T3559] ? rcu_is_watching+0x11/0xa0 [ 58.000170][ T3559] ? jbd2__journal_start+0x144/0x5c0 [ 58.005477][ T3559] ? kmem_cache_alloc+0x128/0x280 [ 58.010501][ T3559] jbd2__journal_start+0x2d1/0x5c0 [ 58.015610][ T3559] __ext4_journal_start_sb+0x175/0x370 [ 58.021067][ T3559] ext4_dirty_inode+0x8b/0x100 [ 58.025826][ T3559] ? __ext4_expand_extra_isize+0x3d0/0x3d0 [ 58.031644][ T3559] __mark_inode_dirty+0x2fd/0xd60 [ 58.036664][ T3559] generic_update_time+0x1cb/0x1e0 [ 58.041769][ T3559] file_update_time+0x3eb/0x460 [ 58.046633][ T3559] ? file_remove_privs+0x610/0x610 [ 58.051746][ T3559] ? clear_nonspinnable+0x60/0x60 [ 58.056768][ T3559] ext4_write_checks+0x24a/0x2c0 [ 58.061707][ T3559] ext4_buffered_write_iter+0xac/0x360 [ 58.067185][ T3559] ? do_raw_spin_unlock+0x137/0x8b0 [ 58.072392][ T3559] ext4_file_write_iter+0x87c/0x1990 [ 58.077939][ T3559] ? _raw_spin_unlock+0x24/0x40 [ 58.082792][ T3559] ? follow_page_pte+0xad5/0xb60 [ 58.087731][ T3559] ? follow_page_mask+0xb59/0x13f0 [ 58.092840][ T3559] ? ext4_file_read_iter+0x6c0/0x6c0 [ 58.098117][ T3559] ? follow_page+0x130/0x130 [ 58.102697][ T3559] ? find_vma+0xd3/0x230 [ 58.106935][ T3559] ? check_vma_flags+0x407/0x490 [ 58.111863][ T3559] ? iov_iter_kvec+0x4a/0x170 [ 58.116533][ T3559] __kernel_write+0x5b1/0xa60 [ 58.121214][ T3559] ? vfs_read+0xe10/0xe10 [ 58.125606][ T3559] ? __lock_acquire+0x1ff0/0x1ff0 [ 58.130673][ T3559] ? down_read_killable+0x1d2/0x350 [ 58.135892][ T3559] __dump_emit+0x264/0x3a0 [ 58.140307][ T3559] ? wait_for_dump_helpers+0x3d0/0x3d0 [ 58.145764][ T3559] ? dump_emit+0x152/0x3f0 [ 58.150174][ T3559] dump_user_range+0x91/0x320 [ 58.154846][ T3559] elf_core_dump+0x3c7d/0x4570 [ 58.159605][ T3559] ? reacquire_held_locks+0x660/0x660 [ 58.164985][ T3559] ? load_elf_library+0xa40/0xa40 [ 58.170018][ T3559] ? mark_lock+0x98/0x340 [ 58.174363][ T3559] ? __lock_acquire+0x1295/0x1ff0 [ 58.179395][ T3559] ? rcu_read_lock_any_held+0xb3/0x160 [ 58.184866][ T3559] ? kmem_cache_alloc+0x128/0x280 [ 58.189887][ T3559] do_coredump+0x1852/0x31e0 [ 58.194469][ T3559] ? ____kasan_slab_free+0xd8/0x120 [ 58.199661][ T3559] ? slab_free_freelist_hook+0xdd/0x160 [ 58.205216][ T3559] ? nfs_ssc_unregister+0x30/0x30 [ 58.210242][ T3559] ? get_signal+0x8ac/0x14e0 [ 58.214824][ T3559] ? do_raw_spin_unlock+0x137/0x8b0 [ 58.220013][ T3559] ? _raw_spin_unlock_irq+0x1f/0x40 [ 58.225212][ T3559] ? lockdep_hardirqs_on+0x94/0x130 [ 58.230422][ T3559] get_signal+0xc06/0x14e0 [ 58.234837][ T3559] arch_do_signal_or_restart+0xc3/0x1890 [ 58.240467][ T3559] ? force_sig_fault+0x127/0x1d0 [ 58.245406][ T3559] ? force_sig_fault_to_task+0x1c0/0x1c0 [ 58.251044][ T3559] ? page_fault_oops+0xa90/0xa90 [ 58.255975][ T3559] ? get_sigframe_size+0x10/0x10 [ 58.260908][ T3559] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 58.266888][ T3559] ? up_read+0x20/0x20 [ 58.270951][ T3559] ? exit_to_user_mode_loop+0x39/0x130 [ 58.276403][ T3559] exit_to_user_mode_loop+0x97/0x130 [ 58.281684][ T3559] exit_to_user_mode_prepare+0xb1/0x140 [ 58.287222][ T3559] irqentry_exit_to_user_mode+0x5/0x30 [ 58.292678][ T3559] exc_page_fault+0x342/0x740 [ 58.297351][ T3559] asm_exc_page_fault+0x22/0x30 [ 58.302193][ T3559] RIP: 0033:0x7fc1a195e89e [ 58.306598][ T3559] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 58.326193][ T3559] RSP: 002b:00007fc1a1901108 EFLAGS: 00010287 [ 58.332250][ T3559] RAX: 00007fc1a1901110 RBX: 00007fc1a1901110 RCX: 0000000000000000 [ 58.340235][ T3559] RDX: 00000000000000e0 RSI: 0000000000000000 RDI: 00007fc1a1901110 [ 58.348199][ T3559] RBP: 0000000000000001 R08: 00000000000000e0 R09: 00007fc1a19016c0 executing program [ 58.356166][ T3559] R10: 00007ffc66c52457 R11: 0000000000000202 R12: 00007fc1a19b91dc [ 58.364161][ T3559] R13: 00007fc1a19ec31c R14: 0030656c69662f2e R15: 00007ffc66c52458 [ 58.372158][ T3559] [ 58.384272][ T3589] syz-executor950[3589]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] executing program executing program [ 58.398332][ T3589] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 58.421871][ T3592] syz-executor950[3592]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 58.436427][ T3592] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 executing program [ 58.459867][ T3596] syz-executor950[3596]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 58.473732][ T3596] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 58.492176][ T3598] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. executing program [ 58.506620][ T3602] syz-executor950[3602]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 58.521107][ T3602] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 58.546857][ T3604] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 58.555971][ T3607] syz-executor950[3607]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 58.570706][ T3607] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 58.571001][ T3593] syz-executor950[3593]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 58.591780][ T3609] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 58.605166][ T3593] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 58.642218][ T3611] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 58.665194][ T3612] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. executing program executing program executing program [ 58.873852][ T3614] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 58.909205][ T3621] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. executing program executing program [ 63.484938][ T3629] show_signal_msg: 8 callbacks suppressed [ 63.484954][ T3629] syz-executor950[3629]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.506919][ T3629] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 63.521409][ T3632] syz-executor950[3632]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.540848][ T3632] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 63.586104][ T3627] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 63.598591][ T3633] syz-executor950[3633]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.612403][ T3633] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 63.633085][ T3631] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 63.686028][ T3634] syz-executor950[3634]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.700278][ T3634] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f executing program executing program executing program [ 63.814148][ T3638] syz-executor950[3638]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.828341][ T3638] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 63.849667][ T3637] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 63.856632][ T3643] syz-executor950[3643]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.878028][ T3644] syz-executor950[3644]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 63.880833][ T3643] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 63.894783][ T3644] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 executing program [ 63.985619][ T3650] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 63.993376][ T3649] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 64.000898][ T3648] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. [ 64.052457][ T3653] syz-executor950[3653]: segfault at 28 ip 00007fc1a1964736 sp 00007fc1a1922200 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 64.066406][ T3653] Code: 8b 04 24 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 17 19 00 00 0f 1f 80 00 00 00 00 48 83 ec 28 31 f6 <64> 48 8b 04 25 28 00 00 00 48 89 44 24 18 31 c0 89 f8 48 69 c0 83 [ 64.117284][ T3647] syz-executor950[3647]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 64.117530][ T3645] syz-executor950[3645]: segfault at 0 ip 00007fc1a195e89e sp 00007fc1a1901108 error 4 in syz-executor950669922[7fc1a192c000+8d000] [ 64.131988][ T3647] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 64.145184][ T3645] Code: fd d7 c9 0f bc d1 c5 fe 7f 27 c5 fe 7f 6f 20 c5 fe 7f 77 40 c5 fe 7f 7f 60 49 83 c0 1f 49 29 d0 48 8d 7c 17 61 e9 d2 04 00 00 fe 6f 1e c5 fe 6f 56 20 c5 fd 74 cb c5 fd d7 d1 49 83 f8 21 0f [ 64.183004][ T3655] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none. executing program [ 64.371994][ T3657] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 64.473924][ T3657] EXT4-fs (sda1): re-mounted. Opts: (null). Quota mode: none.