Warning: Permanently added '10.128.0.165' (ED25519) to the list of known hosts. executing program [ 56.850694][ T4163] loop0: detected capacity change from 0 to 32768 [ 56.972773][ T4163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 56.985310][ T4163] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 57.017082][ T4163] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 57.027499][ T1107] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 57.034700][ T1107] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 57.072546][ T1107] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 57.080420][ T1107] gfs2: fsid=syz:syz.0: jid=0: Done [ 57.085726][ T4163] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 57.275772][ T4163] ------------[ cut here ]------------ [ 57.281374][ T4163] WARNING: CPU: 0 PID: 4163 at include/linux/backing-dev.h:289 __set_page_dirty+0xaf5/0xdc0 [ 57.291462][ T4163] Modules linked in: [ 57.295355][ T4163] CPU: 0 PID: 4163 Comm: syz-executor238 Not tainted 5.15.181-syzkaller #0 [ 57.303931][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 57.313991][ T4163] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 57.319661][ T4163] Code: 40 d7 ff 49 ff cf e9 5b fc ff ff e8 35 40 d7 ff 48 ff cb e9 e4 fb ff ff e8 28 40 d7 ff 48 ff cb e9 c4 fc ff ff e8 1b 40 d7 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 57.339268][ T4163] RSP: 0018:ffffc900012df9b8 EFLAGS: 00010093 [ 57.345328][ T4163] RAX: ffffffff81a07df5 RBX: 0000000000000000 RCX: ffff888025a69dc0 [ 57.353290][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.361252][ T4163] RBP: ffffea0001bb6500 R08: dffffc0000000000 R09: ffffed1028106b4f [ 57.369223][ T4163] R10: ffffed1028106b4f R11: 1ffff11028106b4e R12: ffff8881408358f8 [ 57.377190][ T4163] R13: ffff888140835a70 R14: 1ffff11028106b4e R15: dffffc0000000000 [ 57.385160][ T4163] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 57.394078][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.400654][ T4163] CR2: 0000564cec2df000 CR3: 000000007d1ed000 CR4: 00000000003506f0 [ 57.408619][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.416578][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.424536][ T4163] Call Trace: [ 57.427811][ T4163] [ 57.430734][ T4163] ? page_mapping+0x30e/0x440 [ 57.435405][ T4163] mark_buffer_dirty+0x2d7/0x490 [ 57.440335][ T4163] gfs2_unpin+0x126/0x9a0 [ 57.444653][ T4163] ? log_pull_tail+0x7f/0x370 [ 57.449323][ T4163] buf_lo_after_commit+0x15a/0x1a0 [ 57.454425][ T4163] ? buf_lo_before_commit+0xf0/0xf0 [ 57.459616][ T4163] gfs2_log_flush+0x1145/0x2610 [ 57.464469][ T4163] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 57.469568][ T4163] ? kfree+0x4a/0x2a0 [ 57.473560][ T4163] ? up_write+0x1bb/0x420 [ 57.477888][ T4163] gfs2_kill_sb+0x50/0xd0 [ 57.482211][ T4163] deactivate_locked_super+0x93/0xf0 [ 57.487485][ T4163] cleanup_mnt+0x418/0x4d0 [ 57.491973][ T4163] ? lockdep_hardirqs_on+0x94/0x140 [ 57.497190][ T4163] task_work_run+0x125/0x1a0 [ 57.501787][ T4163] do_exit+0x616/0x20a0 [ 57.505950][ T4163] ? put_task_struct+0x80/0x80 [ 57.510716][ T4163] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 57.516696][ T4163] ? lock_chain_count+0x20/0x20 [ 57.521577][ T4163] do_group_exit+0x12e/0x300 [ 57.526197][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 57.531220][ T4163] do_syscall_64+0x4c/0xa0 [ 57.535632][ T4163] ? clear_bhb_loop+0x15/0x70 [ 57.540298][ T4163] ? clear_bhb_loop+0x15/0x70 [ 57.544966][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.550855][ T4163] RIP: 0033:0x7f28f4495b09 [ 57.555274][ T4163] Code: Unable to access opcode bytes at RIP 0x7f28f4495adf. [ 57.562627][ T4163] RSP: 002b:00007ffecd7871b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.571033][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f28f4495b09 [ 57.578997][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 57.586957][ T4163] RBP: 00007f28f454a2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 57.594936][ T4163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f28f454a2b0 [ 57.602900][ T4163] R13: 0000000000000000 R14: 00007f28f454b020 R15: 00007f28f4464060 [ 57.610872][ T4163] [ 57.613899][ T4163] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 57.621170][ T4163] CPU: 0 PID: 4163 Comm: syz-executor238 Not tainted 5.15.181-syzkaller #0 [ 57.629744][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 57.639787][ T4163] Call Trace: [ 57.643056][ T4163] [ 57.645979][ T4163] dump_stack_lvl+0x168/0x230 [ 57.650651][ T4163] ? show_regs_print_info+0x20/0x20 [ 57.655873][ T4163] ? load_image+0x3b0/0x3b0 [ 57.660378][ T4163] panic+0x2c9/0x7f0 [ 57.664274][ T4163] ? bpf_jit_dump+0xd0/0xd0 [ 57.668779][ T4163] ? __set_page_dirty+0xaf5/0xdc0 [ 57.673800][ T4163] __warn+0x248/0x2b0 [ 57.677782][ T4163] ? __set_page_dirty+0xaf5/0xdc0 [ 57.682809][ T4163] report_bug+0x1b7/0x2e0 [ 57.687137][ T4163] handle_bug+0x3a/0x70 [ 57.691291][ T4163] exc_invalid_op+0x16/0x40 [ 57.695787][ T4163] asm_exc_invalid_op+0x16/0x20 [ 57.700629][ T4163] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 57.706254][ T4163] Code: 40 d7 ff 49 ff cf e9 5b fc ff ff e8 35 40 d7 ff 48 ff cb e9 e4 fb ff ff e8 28 40 d7 ff 48 ff cb e9 c4 fc ff ff e8 1b 40 d7 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 57.725845][ T4163] RSP: 0018:ffffc900012df9b8 EFLAGS: 00010093 [ 57.731921][ T4163] RAX: ffffffff81a07df5 RBX: 0000000000000000 RCX: ffff888025a69dc0 [ 57.739885][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.747891][ T4163] RBP: ffffea0001bb6500 R08: dffffc0000000000 R09: ffffed1028106b4f [ 57.755861][ T4163] R10: ffffed1028106b4f R11: 1ffff11028106b4e R12: ffff8881408358f8 [ 57.763828][ T4163] R13: ffff888140835a70 R14: 1ffff11028106b4e R15: dffffc0000000000 [ 57.771805][ T4163] ? __set_page_dirty+0xaf5/0xdc0 [ 57.776844][ T4163] ? __set_page_dirty+0xaf5/0xdc0 [ 57.781894][ T4163] ? page_mapping+0x30e/0x440 [ 57.786564][ T4163] mark_buffer_dirty+0x2d7/0x490 [ 57.791496][ T4163] gfs2_unpin+0x126/0x9a0 [ 57.795816][ T4163] ? log_pull_tail+0x7f/0x370 [ 57.800493][ T4163] buf_lo_after_commit+0x15a/0x1a0 [ 57.805622][ T4163] ? buf_lo_before_commit+0xf0/0xf0 [ 57.810845][ T4163] gfs2_log_flush+0x1145/0x2610 [ 57.815710][ T4163] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 57.820810][ T4163] ? kfree+0x4a/0x2a0 [ 57.824787][ T4163] ? up_write+0x1bb/0x420 [ 57.829115][ T4163] gfs2_kill_sb+0x50/0xd0 [ 57.833440][ T4163] deactivate_locked_super+0x93/0xf0 [ 57.838827][ T4163] cleanup_mnt+0x418/0x4d0 [ 57.843252][ T4163] ? lockdep_hardirqs_on+0x94/0x140 [ 57.848449][ T4163] task_work_run+0x125/0x1a0 [ 57.853039][ T4163] do_exit+0x616/0x20a0 [ 57.857195][ T4163] ? put_task_struct+0x80/0x80 [ 57.861962][ T4163] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 57.867945][ T4163] ? lock_chain_count+0x20/0x20 [ 57.872796][ T4163] do_group_exit+0x12e/0x300 [ 57.877423][ T4163] __x64_sys_exit_group+0x3b/0x40 [ 57.882462][ T4163] do_syscall_64+0x4c/0xa0 [ 57.886876][ T4163] ? clear_bhb_loop+0x15/0x70 [ 57.891546][ T4163] ? clear_bhb_loop+0x15/0x70 [ 57.896220][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.902112][ T4163] RIP: 0033:0x7f28f4495b09 [ 57.906518][ T4163] Code: Unable to access opcode bytes at RIP 0x7f28f4495adf. [ 57.913898][ T4163] RSP: 002b:00007ffecd7871b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.922305][ T4163] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f28f4495b09 [ 57.930270][ T4163] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 57.938239][ T4163] RBP: 00007f28f454a2b0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 57.946204][ T4163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f28f454a2b0 [ 57.954164][ T4163] R13: 0000000000000000 R14: 00007f28f454b020 R15: 00007f28f4464060 [ 57.962138][ T4163] [ 57.965356][ T4163] Kernel Offset: disabled [ 57.969813][ T4163] Rebooting in 86400 seconds..