Warning: Permanently added '10.128.0.223' (ED25519) to the list of known hosts. [ 58.924687][ T46] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.940787][ T46] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.949759][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.959960][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 58.968711][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.977833][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.001049][ T3544] loop0: detected capacity change from 0 to 2048 [ 59.040415][ T3544] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 59.053563][ T27] audit: type=1804 audit(1712568450.950:2): pid=3544 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor313" name="/root/syzkaller.c4YNrd/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 59.084774][ T27] audit: type=1804 audit(1712568450.950:3): pid=3544 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor313" name="/root/syzkaller.c4YNrd/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 59.110410][ T27] audit: type=1804 audit(1712568451.010:4): pid=3548 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor313" name="/root/syzkaller.c4YNrd/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 59.135054][ T3548] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1102: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 59.152910][ T3544] EXT4-fs error (device loop0): ext4_map_blocks:721: inode #18: block 62218: comm syz-executor313: lblock 0 mapped to illegal pblock 62218 (length 1) [ 59.169973][ T3544] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 59.183212][ T3544] EXT4-fs (loop0): This should not happen!! Data will be lost [ 59.183212][ T3544] [ 59.257688][ T1845] ------------[ cut here ]------------ [ 59.263720][ T1845] kernel BUG at fs/ext4/inode.c:2748! [ 59.269966][ T1845] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 59.276064][ T1845] CPU: 1 PID: 1845 Comm: kworker/u4:4 Not tainted 6.1.84-syzkaller #0 [ 59.289091][ T1845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 59.299266][ T1845] Workqueue: writeback wb_workfn (flush-7:0) [ 59.305928][ T1845] RIP: 0010:ext4_writepages+0x3dd9/0x3de0 [ 59.312537][ T1845] Code: c7 b0 05 2c 8d 4c 89 f2 e8 54 50 28 02 e9 b9 fb ff ff e8 1a af 4f ff 0f 0b e8 13 af 4f ff 0f 0b e8 ec 3f 4f 08 e8 07 af 4f ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe [ 59.336865][ T1845] RSP: 0018:ffffc90005c5ef40 EFLAGS: 00010293 [ 59.342929][ T1845] RAX: ffffffff823ad7e9 RBX: 0000008000000000 RCX: ffff888023089dc0 [ 59.352021][ T1845] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 59.360630][ T1845] RBP: ffffc90005c5f330 R08: ffffffff823aa0a0 R09: ffffed100e59a3ce [ 59.368903][ T1845] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [ 59.377444][ T1845] R13: ffffc90005c5f710 R14: 0000008410000000 R15: ffffc90005c5f200 [ 59.385681][ T1845] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 59.395059][ T1845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.402168][ T1845] CR2: 000055cc38570038 CR3: 0000000013218000 CR4: 00000000003506e0 [ 59.410387][ T1845] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.419161][ T1845] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.427383][ T1845] Call Trace: [ 59.430743][ T1845] [ 59.433666][ T1845] ? __die_body+0x5e/0xa0 [ 59.437997][ T1845] ? die+0x83/0xb0 [ 59.441834][ T1845] ? do_trap+0x11e/0x350 [ 59.446287][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.452155][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.457624][ T1845] ? do_error_trap+0x13d/0x1e0 [ 59.462657][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.468391][ T1845] ? do_int3+0x30/0x30 [ 59.472727][ T1845] ? report_bug+0x3e0/0x500 [ 59.477332][ T1845] ? rcu_is_watching+0x11/0xb0 [ 59.482235][ T1845] ? handle_invalid_op+0x2c/0x40 [ 59.488183][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.493927][ T1845] ? exc_invalid_op+0x2f/0x40 [ 59.500025][ T1845] ? asm_exc_invalid_op+0x16/0x20 [ 59.505619][ T1845] ? ext4_writepages+0x690/0x3de0 [ 59.511202][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.516529][ T1845] ? ext4_writepages+0x3dd9/0x3de0 [ 59.521729][ T1845] ? validate_chain+0x112/0x5950 [ 59.526938][ T1845] ? reacquire_held_locks+0x660/0x660 [ 59.532488][ T1845] ? rcu_is_watching+0x11/0xb0 [ 59.537596][ T1845] ? trace_pelt_cfs_tp+0x61/0x190 [ 59.542875][ T1845] ? ext4_read_folio+0x390/0x390 [ 59.547887][ T1845] ? validate_chain+0x112/0x5950 [ 59.553346][ T1845] ? enqueue_entity+0xb2d/0x1770 [ 59.558467][ T1845] ? mark_lock+0x9a/0x340 [ 59.563083][ T1845] ? __lock_acquire+0x125b/0x1f80 [ 59.569196][ T1845] ? ext4_read_folio+0x390/0x390 [ 59.574780][ T1845] do_writepages+0x3a2/0x670 [ 59.580002][ T1845] ? __writepage+0x120/0x120 [ 59.585596][ T1845] ? wbc_attach_and_unlock_inode+0x2fb/0x550 [ 59.594784][ T1845] ? __lock_acquire+0x1f80/0x1f80 [ 59.602102][ T1845] ? writeback_sb_inodes+0x701/0x1b20 [ 59.608408][ T1845] ? do_raw_spin_unlock+0x137/0x8a0 [ 59.615476][ T1845] __writeback_single_inode+0x15d/0x11e0 [ 59.622827][ T1845] writeback_sb_inodes+0xc2b/0x1b20 [ 59.629340][ T1845] ? move_expired_inodes+0x375/0x810 [ 59.636064][ T1845] ? mark_lock+0x9a/0x340 [ 59.640916][ T1845] ? do_raw_spin_lock+0x14a/0x370 [ 59.646380][ T1845] ? queue_io+0x630/0x630 [ 59.650909][ T1845] ? __writeback_inodes_wb+0x400/0x400 [ 59.656704][ T1845] ? queue_io+0x42a/0x630 [ 59.661549][ T1845] wb_writeback+0x49d/0xe10 [ 59.666066][ T1845] ? percpu_ref_tryget+0x260/0x260 [ 59.671531][ T1845] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 59.677681][ T1845] ? do_raw_spin_unlock+0x137/0x8a0 [ 59.682958][ T1845] wb_workfn+0x427/0x1020 [ 59.687755][ T1845] ? inode_wait_for_writeback+0x280/0x280 [ 59.693485][ T1845] ? read_lock_is_recursive+0x10/0x10 [ 59.699459][ T1845] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 59.705987][ T1845] ? print_irqtrace_events+0x210/0x210 [ 59.711854][ T1845] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 59.717754][ T1845] ? do_raw_spin_unlock+0x137/0x8a0 [ 59.723032][ T1845] ? process_one_work+0x7a9/0x11d0 [ 59.728322][ T1845] process_one_work+0x8a9/0x11d0 [ 59.733969][ T1845] ? worker_detach_from_pool+0x260/0x260 [ 59.739602][ T1845] ? _raw_spin_lock_irqsave+0x120/0x120 [ 59.745310][ T1845] ? kthread_data+0x4e/0xc0 [ 59.749806][ T1845] ? wq_worker_running+0x97/0x190 [ 59.754926][ T1845] worker_thread+0xa47/0x1200 [ 59.759596][ T1845] ? _raw_spin_unlock+0x40/0x40 [ 59.764522][ T1845] ? __sched_text_start+0x8/0x8 [ 59.769824][ T1845] ? _raw_spin_unlock+0x40/0x40 [ 59.774862][ T1845] kthread+0x28d/0x320 [ 59.779022][ T1845] ? worker_clr_flags+0x190/0x190 [ 59.784132][ T1845] ? kthread_blkcg+0xd0/0xd0 [ 59.788730][ T1845] ret_from_fork+0x1f/0x30 [ 59.793233][ T1845] [ 59.796249][ T1845] Modules linked in: [ 59.802140][ T1845] ---[ end trace 0000000000000000 ]--- [ 59.808035][ T1845] RIP: 0010:ext4_writepages+0x3dd9/0x3de0 [ 59.814214][ T1845] Code: c7 b0 05 2c 8d 4c 89 f2 e8 54 50 28 02 e9 b9 fb ff ff e8 1a af 4f ff 0f 0b e8 13 af 4f ff 0f 0b e8 ec 3f 4f 08 e8 07 af 4f ff <0f> 0b 0f 1f 44 00 00 41 57 41 56 41 55 41 54 53 49 89 f7 49 89 fe [ 59.834461][ T1845] RSP: 0018:ffffc90005c5ef40 EFLAGS: 00010293 [ 59.840765][ T1845] RAX: ffffffff823ad7e9 RBX: 0000008000000000 RCX: ffff888023089dc0 [ 59.848843][ T1845] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 59.856976][ T1845] RBP: ffffc90005c5f330 R08: ffffffff823aa0a0 R09: ffffed100e59a3ce [ 59.865075][ T1845] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [ 59.873604][ T1845] R13: ffffc90005c5f710 R14: 0000008410000000 R15: ffffc90005c5f200 [ 59.882358][ T1845] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 59.891963][ T1845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.898895][ T1845] CR2: 000055cc38570038 CR3: 0000000013218000 CR4: 00000000003506e0 [ 59.907289][ T1845] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.915886][ T1845] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.924833][ T1845] Kernel panic - not syncing: Fatal exception [ 59.931681][ T1845] Kernel Offset: disabled [ 59.936034][ T1845] Rebooting in 86400 seconds..