[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.254' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 37.756120] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 37.763682] gfs2: fsid=syz:syz: Now mounting FS... [ 37.776044] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents [ 37.783966] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 37.790825] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 37.802759] gfs2: fsid=syz:syz.0: jid=0: Done [ 37.808681] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 37.816819] ------------[ cut here ]------------ [ 37.821590] kernel BUG at fs/iomap.c:277! [ 37.826661] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 37.832030] CPU: 0 PID: 8129 Comm: syz-executor287 Not tainted 4.19.211-syzkaller #0 [ 37.839990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 37.849342] RIP: 0010:iomap_read_inline_data.isra.0+0x2b4/0x320 [ 37.855388] Code: e8 f1 fb a4 ff e8 96 b3 42 ff eb 99 e8 e5 fb a4 ff 48 8b 1c 24 48 83 eb 01 e9 b8 fd ff ff e8 d3 fb a4 ff 0f 0b e8 cc fb a4 ff <0f> 0b e8 25 d8 da ff e9 b3 fe ff ff e8 1b d8 da ff e9 40 ff ff ff [ 37.874269] RSP: 0018:ffff888091c5f060 EFLAGS: 00010293 [ 37.879609] RAX: ffff8880b164e000 RBX: 0000000000000f18 RCX: ffffffff81bd881a [ 37.887261] RDX: 0000000000000000 RSI: ffffffff81bd89a4 RDI: 0000000000000006 [ 37.894507] RBP: ffffea0002236f40 R08: ffff888091c5f1e8 R09: 00000040000000c0 [ 37.901755] R10: 0000000000000006 R11: 0000000000000000 R12: 00000040000000c0 [ 37.909002] R13: ffff888091c5f1e8 R14: ffffea0002236f48 R15: ffff888091c5f218 [ 37.916257] FS: 0000555556976300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 37.924464] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.930331] CR2: 0000558604d56848 CR3: 00000000aa812000 CR4: 00000000003406f0 [ 37.937585] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.944835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.952083] Call Trace: [ 37.954660] iomap_readpage_actor+0xa95/0xdb0 [ 37.959139] ? iomap_adjust_read_range.isra.0+0x300/0x300 [ 37.964680] ? count_shadow_nodes+0x260/0x260 [ 37.969192] ? __radix_tree_replace+0x2b3/0x300 [ 37.973841] iomap_apply+0x18b/0x290 [ 37.977641] ? iomap_adjust_read_range.isra.0+0x300/0x300 [ 37.983157] ? iomap_dio_bio_end_io+0x780/0x780 [ 37.987805] ? __add_to_page_cache_locked+0x2f4/0xb60 [ 37.992987] iomap_readpage+0x131/0x3f0 [ 37.996940] ? iomap_adjust_read_range.isra.0+0x300/0x300 [ 38.002458] ? iomap_apply+0x290/0x290 [ 38.006326] ? add_to_page_cache_locked+0x40/0x40 [ 38.011150] __gfs2_readpage+0x23e/0x2c0 [ 38.015199] do_read_cache_page+0x533/0x1170 [ 38.019587] ? stuffed_readpage+0x530/0x530 [ 38.023885] gfs2_internal_read+0xed/0x4d0 [ 38.028115] read_rindex_entry+0x1ea/0x13d0 [ 38.032418] ? lock_acquire+0x170/0x3c0 [ 38.036370] ? gfs2_glock_nq+0x9f8/0x1360 [ 38.040501] ? gfs2_rbm_from_block+0x2f0/0x2f0 [ 38.045071] ? gfs2_glock_wait+0xf8/0x1d0 [ 38.049195] ? gfs2_glock_nq+0xa3e/0x1360 [ 38.053329] gfs2_ri_update+0x73/0x580 [ 38.057196] gfs2_rindex_update+0x3ba/0x430 [ 38.061595] ? gfs2_ri_total+0x200/0x200 [ 38.065638] ? gfs2_rindex_update+0x29e/0x430 [ 38.070109] ? gfs2_lookupi+0x610/0x610 [ 38.074067] init_inodes+0x1061/0x1cf0 [ 38.077942] ? gfs2_mount_meta+0x2c0/0x2c0 [ 38.082157] ? init_sb+0x952/0xc60 [ 38.086197] ? vsprintf+0x30/0x30 [ 38.089634] ? check_journal_clean+0x1f0/0x1f0 [ 38.094199] ? __debugfs_create_file+0x2f7/0x480 [ 38.098935] fill_super+0x18a6/0x2550 [ 38.102720] ? gfs2_online_uevent+0x1d0/0x1d0 [ 38.107195] ? gfs2_glock_nq_num+0xf9/0x240 [ 38.111496] ? snprintf+0xbb/0xf0 [ 38.114926] ? vsprintf+0x30/0x30 [ 38.118362] ? wait_for_completion_io+0x10/0x10 [ 38.123007] ? set_blocksize+0x163/0x3f0 [ 38.127046] gfs2_mount+0x4c0/0x5a0 [ 38.130674] ? fill_super+0x2550/0x2550 [ 38.134630] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 38.139623] ? pcpu_alloc+0xc9/0x1190 [ 38.143402] ? alloc_pages_current+0x19b/0x2a0 [ 38.147961] mount_fs+0xa3/0x310 [ 38.151307] vfs_kern_mount.part.0+0x68/0x470 [ 38.155781] do_mount+0x115c/0x2f50 [ 38.159388] ? lock_acquire+0x170/0x3c0 [ 38.163341] ? check_preemption_disabled+0x41/0x280 [ 38.168334] ? copy_mount_string+0x40/0x40 [ 38.172548] ? copy_mount_options+0x59/0x380 [ 38.176941] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 38.181959] ? kmem_cache_alloc_trace+0x323/0x380 [ 38.186781] ? copy_mount_options+0x26f/0x380 [ 38.191253] ksys_mount+0xcf/0x130 [ 38.194773] __x64_sys_mount+0xba/0x150 [ 38.198731] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 38.203290] do_syscall_64+0xf9/0x620 [ 38.207069] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.212236] RIP: 0033:0x7f1a2a9a9dea [ 38.215926] Code: 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 38.234807] RSP: 002b:00007ffec359db58 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 38.242490] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a2a9a9dea [ 38.249736] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007ffec359db60 [ 38.256983] RBP: 00007ffec359db60 R08: 00007ffec359dba0 R09: 0000000000012511 [ 38.264231] R10: 0000000000000819 R11: 0000000000000282 R12: 0000000000000004 [ 38.271480] R13: 00005555569762c0 R14: 00007ffec359dba0 R15: 0000000000000000 [ 38.278729] Modules linked in: [ 38.284083] ---[ end trace 89cd7189b8b97422 ]--- [ 38.288861] RIP: 0010:iomap_read_inline_data.isra.0+0x2b4/0x320 [ 38.295493] Code: e8 f1 fb a4 ff e8 96 b3 42 ff eb 99 e8 e5 fb a4 ff 48 8b 1c 24 48 83 eb 01 e9 b8 fd ff ff e8 d3 fb a4 ff 0f 0b e8 cc fb a4 ff <0f> 0b e8 25 d8 da ff e9 b3 fe ff ff e8 1b d8 da ff e9 40 ff ff ff [ 38.314615] RSP: 0018:ffff888091c5f060 EFLAGS: 00010293 [ 38.319963] RAX: ffff8880b164e000 RBX: 0000000000000f18 RCX: ffffffff81bd881a [ 38.327443] RDX: 0000000000000000 RSI: ffffffff81bd89a4 RDI: 0000000000000006 [ 38.334775] RBP: ffffea0002236f40 R08: ffff888091c5f1e8 R09: 00000040000000c0 [ 38.342039] R10: 0000000000000006 R11: 0000000000000000 R12: 00000040000000c0 [ 38.349335] R13: ffff888091c5f1e8 R14: ffffea0002236f48 R15: ffff888091c5f218 [ 38.356699] FS: 0000555556976300(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 38.364947] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.370831] CR2: 00007f9e4003c0d8 CR3: 00000000aa812000 CR4: 00000000003406e0 [ 38.378160] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.385925] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.393190] Kernel panic - not syncing: Fatal exception [ 38.398708] Kernel Offset: disabled [ 38.402317] Rebooting in 86400 seconds..