syzkaller login: [ 53.591194][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.291993][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.300201][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.315903][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.323354][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.330646][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.811324][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.822633][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.836349][ C0] eth0: bad gso: type: 1, size: 1408 [ 55.843636][ C0] eth0: bad gso: type: 1, size: 1408 Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts. executing program [ 67.120529][ T5208] loop0: detected capacity change from 0 to 32768 [ 67.195872][ T5208] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI [ 67.196581][ T5210] syz-executor266: attempt to access beyond end of device [ 67.196581][ T5210] loop14: rw=0, sector=8, nr_sectors = 8 limit=0 [ 67.210674][ T5208] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 67.210714][ T5208] CPU: 1 UID: 0 PID: 5208 Comm: syz-executor266 Not tainted 6.10.0-syzkaller-12857-g910bfc26d16d #0 [ 67.210736][ T5208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 67.236175][ T5210] lbmIODone: I/O error in JFS log [ 67.247250][ T5208] RIP: 0010:dbFree+0x10f/0x680 [ 67.258569][ T5210] *** Log Format Error ! *** [ 67.263249][ T5208] Code: 17 4d 4e fe 31 ff 4c 89 e6 e8 6d dd 72 fe 4d 85 e4 0f 84 e2 04 00 00 4c 89 f1 4f 8d 74 25 00 48 8b 14 24 48 89 d0 48 c1 e8 03 <80> 3c 08 00 74 0d 48 8b 3c 24 e8 92 eb d6 fe 48 8b 14 24 48 8b 1a [ 67.263273][ T5208] RSP: 0018:ffffc90003407bb0 EFLAGS: 00010246 [ 67.263291][ T5208] RAX: 0000000000000000 RBX: ffff888021e084a0 RCX: dffffc0000000000 [ 67.263303][ T5208] RDX: 0000000000000000 RSI: 0000000000000030 RDI: 0000000000000000 [ 67.263314][ T5208] RBP: ffff888024fd4000 R08: ffffffff8320a9f3 R09: 1ffff1100e86f141 [ 67.269570][ T5210] lmLogInit: exit(-22) [ 67.274254][ T5208] R10: dffffc0000000000 R11: ffffed100e86f142 R12: 0000000000000030 [ 67.274270][ T5208] R13: 0000000000000010 R14: 0000000000000040 R15: ffff88807437a000 [ 67.274282][ T5208] FS: 00007fc9313976c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 [ 67.296866][ T5210] lmLogOpen: exit(-22) [ 67.304690][ T5208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.304705][ T5208] CR2: 00007ffd83b0ed58 CR3: 00000000792a6000 CR4: 00000000003506f0 [ 67.304720][ T5208] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.304730][ T5208] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.408378][ T5208] Call Trace: [ 67.412539][ T5208] [ 67.416116][ T5208] ? __die_body+0x88/0xe0 [ 67.421893][ T5208] ? die_addr+0x108/0x140 [ 67.426405][ T5208] ? exc_general_protection+0x3dd/0x5d0 [ 67.432663][ T5208] ? asm_exc_general_protection+0x26/0x30 [ 67.438917][ T5208] ? dbFree+0xf3/0x680 [ 67.444578][ T5208] ? dbFree+0x10f/0x680 [ 67.448922][ T5208] ? jfs_issue_discard+0x160/0x2c0 [ 67.454641][ T5208] dbDiscardAG+0x8a9/0xa20 [ 67.459063][ T5208] ? __pfx_dbDiscardAG+0x10/0x10 [ 67.464012][ T5208] ? __pfx_lock_release+0x10/0x10 [ 67.470001][ T5208] jfs_ioc_trim+0x433/0x670 [ 67.475561][ T5208] jfs_ioctl+0x2d0/0x3e0 [ 67.480865][ T5208] ? __pfx_jfs_ioctl+0x10/0x10 [ 67.486431][ T5208] ? __fget_files+0x29/0x470 [ 67.492241][ T5208] ? bpf_lsm_file_ioctl+0x9/0x10 [ 67.497214][ T5208] ? security_file_ioctl+0x87/0xb0 [ 67.502600][ T5208] ? __pfx_jfs_ioctl+0x10/0x10 [ 67.508075][ T5208] __se_sys_ioctl+0xfc/0x170 [ 67.513719][ T5208] do_syscall_64+0xf3/0x230 [ 67.519102][ T5208] ? clear_bhb_loop+0x35/0x90 [ 67.523791][ T5208] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 67.529862][ T5208] RIP: 0033:0x7fc9313e1a39 [ 67.534746][ T5208] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 67.557770][ T5208] RSP: 002b:00007fc931397218 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 67.568805][ T5208] RAX: ffffffffffffffda RBX: 00007fc93146f6c8 RCX: 00007fc9313e1a39 [ 67.577835][ T5208] RDX: 0000000020000080 RSI: 00000000c0185879 RDI: 0000000000000004 [ 67.586261][ T5208] RBP: 00007fc93146f6c0 R08: 0000000000000000 R09: 0000000000000000 [ 67.595566][ T5208] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc93143c284 [ 67.604990][ T5208] R13: 00007fc931436060 R14: 0037656c69662f2e R15: 3333222211110000 [ 67.614975][ T5208] [ 67.618009][ T5208] Modules linked in: [ 67.622947][ T5208] ---[ end trace 0000000000000000 ]--- [ 67.629853][ T5208] RIP: 0010:dbFree+0x10f/0x680 [ 67.635802][ T5208] Code: 17 4d 4e fe 31 ff 4c 89 e6 e8 6d dd 72 fe 4d 85 e4 0f 84 e2 04 00 00 4c 89 f1 4f 8d 74 25 00 48 8b 14 24 48 89 d0 48 c1 e8 03 <80> 3c 08 00 74 0d 48 8b 3c 24 e8 92 eb d6 fe 48 8b 14 24 48 8b 1a [ 67.666643][ T5208] RSP: 0018:ffffc90003407bb0 EFLAGS: 00010246 [ 67.674757][ T5208] RAX: 0000000000000000 RBX: ffff888021e084a0 RCX: dffffc0000000000 [ 67.683908][ T5208] RDX: 0000000000000000 RSI: 0000000000000030 RDI: 0000000000000000 [ 67.694204][ T5208] RBP: ffff888024fd4000 R08: ffffffff8320a9f3 R09: 1ffff1100e86f141 [ 67.703244][ T5208] R10: dffffc0000000000 R11: ffffed100e86f142 R12: 0000000000000030 [ 67.712476][ T5208] R13: 0000000000000010 R14: 0000000000000040 R15: ffff88807437a000 [ 67.721331][ T5208] FS: 00007fc9313976c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 67.734306][ T5208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.741525][ T5208] CR2: 00007faa21806ed8 CR3: 00000000792a6000 CR4: 00000000003506f0 [ 67.751912][ T5208] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.760273][ T5208] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.769832][ T5208] Kernel panic - not syncing: Fatal exception [ 67.777637][ T5208] Kernel Offset: disabled [ 67.782056][ T5208] Rebooting in 86400 seconds..