DUID 00:04:e3:38:52:80:67:3f:e9:c9:a2:47:22:a3:59:23:7d:1e forked to background, child pid 4660 [ 38.451333][ T4661] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.462646][ T4661] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.85' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 74.424367][ T4986] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4986 'syz-executor402' [ 74.453675][ T4986] loop0: detected capacity change from 0 to 2048 [ 74.461306][ T4986] ======================================================= [ 74.461306][ T4986] WARNING: The mand mount option has been deprecated and [ 74.461306][ T4986] and is ignored by this kernel. Remove the mand [ 74.461306][ T4986] option from the mount to silence this warning. [ 74.461306][ T4986] ======================================================= executing program [ 74.765863][ T4988] loop0: detected capacity change from 0 to 2048 executing program [ 74.991158][ T4989] loop0: detected capacity change from 0 to 2048 executing program [ 75.255431][ T4990] loop0: detected capacity change from 0 to 2048 executing program [ 75.488542][ T4991] loop0: detected capacity change from 0 to 2048 executing program [ 75.724990][ T4992] loop0: detected capacity change from 0 to 2048 executing program [ 75.939198][ T4993] loop0: detected capacity change from 0 to 2048 [ 76.128163][ T4985] BUG: unable to handle page fault for address: ffffed1018c45a18 [ 76.135949][ T4985] #PF: supervisor read access in kernel mode [ 76.141970][ T4985] #PF: error_code(0x0000) - not-present page [ 76.147959][ T4985] PGD 23ffee067 P4D 23ffee067 PUD 13fff5067 PMD 0 [ 76.154483][ T4985] Oops: 0000 [#1] PREEMPT SMP KASAN [ 76.159676][ T4985] CPU: 1 PID: 4985 Comm: syz-executor402 Not tainted 6.4.0-rc4-syzkaller-00031-g8b817fded42d #0 [ 76.170338][ T4985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 76.180386][ T4985] RIP: 0010:udf_close_lvid+0x14c/0x9a0 [ 76.185869][ T4985] Code: dc 49 83 c4 50 0f 84 f3 00 00 00 49 8d bf c0 00 00 00 48 89 7c 24 40 31 f6 e8 f0 6f b7 07 49 8d 7c 24 18 48 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 3d 05 00 00 4c 89 7c 24 18 4c 89 74 24 [ 76.205735][ T4985] RSP: 0018:ffffc90003b1fbc0 EFLAGS: 00010a06 [ 76.211799][ T4985] RAX: 1ffff11018c45a18 RBX: ffff888012140000 RCX: 0000000000000001 [ 76.219765][ T4985] RDX: 0000000000000000 RSI: ffffffff8b3844e0 RDI: ffff8880c622d0c0 [ 76.227741][ T4985] RBP: ffffc90003b1fca8 R08: dffffc0000000000 R09: fffffbfff1cab90e [ 76.235710][ T4985] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880c622d0a8 [ 76.243672][ T4985] R13: dffffc0000000000 R14: 1ffff92000763f84 R15: ffff8880193ba000 [ 76.251639][ T4985] FS: 0000555557394300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 76.260651][ T4985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.267236][ T4985] CR2: ffffed1018c45a18 CR3: 0000000022409000 CR4: 00000000003506e0 [ 76.275205][ T4985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.283431][ T4985] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.291491][ T4985] Call Trace: [ 76.294761][ T4985] [ 76.297773][ T4985] ? __die_body+0x5e/0xa0 [ 76.302100][ T4985] ? page_fault_oops+0x802/0xaa0 [ 76.307047][ T4985] ? kernelmode_fixup_or_oops+0x2a0/0x2a0 [ 76.312769][ T4985] ? page_fault_oops+0xaa0/0xaa0 [ 76.317714][ T4985] ? kernelmode_fixup_or_oops+0x225/0x2a0 [ 76.323539][ T4985] ? __bad_area_nosemaphore+0x12a/0x730 [ 76.329110][ T4985] ? trace_contention_end+0x3c/0xf0 [ 76.334428][ T4985] ? bad_area_nosemaphore+0x30/0x30 [ 76.339634][ T4985] ? __mutex_lock_common+0x42d/0x2530 [ 76.345018][ T4985] ? exc_page_fault+0x368/0x910 [ 76.350130][ T4985] ? mutex_lock_io_nested+0x60/0x60 [ 76.355420][ T4985] ? asm_exc_page_fault+0x26/0x30 [ 76.360548][ T4985] ? udf_close_lvid+0x14c/0x9a0 [ 76.365499][ T4985] ? hook_inode_free_security+0xb0/0xb0 [ 76.371076][ T4985] ? udf_open_lvid+0x5b0/0x5b0 [ 76.375860][ T4985] ? iput+0x37e/0x8f0 [ 76.379846][ T4985] ? clear_inode+0x150/0x150 [ 76.384463][ T4985] udf_put_super+0xcd/0x160 [ 76.388972][ T4985] ? udf_free_in_core_inode+0x30/0x30 [ 76.394367][ T4985] generic_shutdown_super+0x134/0x340 [ 76.399739][ T4985] kill_block_super+0x84/0xf0 [ 76.404426][ T4985] deactivate_locked_super+0xa4/0x110 [ 76.409882][ T4985] cleanup_mnt+0x426/0x4c0 [ 76.414313][ T4985] ? _raw_spin_unlock_irq+0x23/0x50 [ 76.419509][ T4985] task_work_run+0x24a/0x300 [ 76.424099][ T4985] ? task_work_cancel+0x2b0/0x2b0 [ 76.429297][ T4985] ? exit_to_user_mode_loop+0x39/0x100 [ 76.434864][ T4985] exit_to_user_mode_loop+0xd9/0x100 [ 76.440232][ T4985] exit_to_user_mode_prepare+0xb1/0x140 [ 76.446122][ T4985] syscall_exit_to_user_mode+0x64/0x280 [ 76.451669][ T4985] do_syscall_64+0x4d/0xc0 [ 76.456091][ T4985] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 76.461983][ T4985] RIP: 0033:0x7f27fabb5fc7 [ 76.466398][ T4985] Code: 09 00 48 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 b8 a6 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 [ 76.486086][ T4985] RSP: 002b:00007ffda12dce08 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 76.494497][ T4985] RAX: 0000000000000000 RBX: 0000000000012865 RCX: 00007f27fabb5fc7 [ 76.502463][ T4985] RDX: 00007ffda12dcec7 RSI: 000000000000000a RDI: 00007ffda12dcec0 [ 76.510432][ T4985] RBP: 00007ffda12dcec0 R08: 00000000ffffffff R09: 00007ffda12dcca0 [ 76.518415][ T4985] R10: 0000555557395633 R11: 0000000000000202 R12: 00007ffda12ddf30 [ 76.526478][ T4985] R13: 00005555573955f0 R14: 00007ffda12dce30 R15: 0000000000000007 [ 76.534458][ T4985] [ 76.537468][ T4985] Modules linked in: [ 76.541391][ T4985] CR2: ffffed1018c45a18 [ 76.545537][ T4985] ---[ end trace 0000000000000000 ]--- [ 76.550988][ T4985] RIP: 0010:udf_close_lvid+0x14c/0x9a0 [ 76.556628][ T4985] Code: dc 49 83 c4 50 0f 84 f3 00 00 00 49 8d bf c0 00 00 00 48 89 7c 24 40 31 f6 e8 f0 6f b7 07 49 8d 7c 24 18 48 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 3d 05 00 00 4c 89 7c 24 18 4c 89 74 24 [ 76.576433][ T4985] RSP: 0018:ffffc90003b1fbc0 EFLAGS: 00010a06 [ 76.582499][ T4985] RAX: 1ffff11018c45a18 RBX: ffff888012140000 RCX: 0000000000000001 [ 76.590465][ T4985] RDX: 0000000000000000 RSI: ffffffff8b3844e0 RDI: ffff8880c622d0c0 [ 76.598435][ T4985] RBP: ffffc90003b1fca8 R08: dffffc0000000000 R09: fffffbfff1cab90e [ 76.606402][ T4985] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880c622d0a8 [ 76.614386][ T4985] R13: dffffc0000000000 R14: 1ffff92000763f84 R15: ffff8880193ba000 [ 76.622359][ T4985] FS: 0000555557394300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 76.631306][ T4985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.637906][ T4985] CR2: ffffed1018c45a18 CR3: 0000000022409000 CR4: 00000000003506e0 [ 76.645884][ T4985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.653852][ T4985] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.661933][ T4985] Kernel panic - not syncing: Fatal exception [ 76.668290][ T4985] Kernel Offset: disabled [ 76.672707][ T4985] Rebooting in 86400 seconds..