Warning: Permanently added '[localhost]:50167' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 93.930559][ T5105] ------------[ cut here ]------------ [ 93.933042][ T5105] kmem_cache of name '9p-fcall-cache' already exists executing program [ 93.964764][ T5105] WARNING: CPU: 0 PID: 5105 at mm/slab_common.c:108 __kmem_cache_create_args+0xa7/0x350 [ 93.968666][ T5105] Modules linked in: [ 93.970581][ T5105] CPU: 0 UID: 0 PID: 5105 Comm: syz-executor194 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 [ 93.976943][ T5105] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 93.980642][ T5105] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 93.983253][ T5105] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 be f1 e0 09 85 c0 75 e8 90 48 c7 c7 a9 5f 0b 8e 4c 89 fe e8 fa 8c 78 ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 18 f3 e0 09 48 85 c0 0f 85 [ 93.991576][ T5105] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 93.994322][ T5105] RAX: 5e7836da0d834300 RBX: ffff88803dcde2e8 RCX: ffff88801fac2440 [ 93.997606][ T5105] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 94.000393][ T5105] RBP: ffffffff8ea1f9c0 R08: ffffffff8155d402 R09: 1ffff11003f8519a [ 94.003298][ T5105] R10: dffffc0000000000 R11: ffffed1003f8519b R12: 0000000000020018 [ 94.005697][ T5105] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2df060 [ 94.008646][ T5105] FS: 0000555588700380(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 94.012330][ T5105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.015175][ T5105] CR2: 0000557036eed3f8 CR3: 000000003e3ba000 CR4: 0000000000352ef0 [ 94.018324][ T5105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.021259][ T5105] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.024273][ T5105] Call Trace: [ 94.025683][ T5105] <TASK> [ 94.027108][ T5105] ? __warn+0x168/0x4e0 [ 94.029063][ T5105] ? __kmem_cache_create_args+0xa7/0x350 [ 94.031418][ T5105] ? report_bug+0x2b3/0x500 [ 94.033507][ T5105] ? __kmem_cache_create_args+0xa7/0x350 [ 94.035716][ T5105] ? handle_bug+0x60/0x90 [ 94.037258][ T5105] ? exc_invalid_op+0x1a/0x50 [ 94.038872][ T5105] ? asm_exc_invalid_op+0x1a/0x20 [ 94.040680][ T5105] ? __warn_printk+0x292/0x360 [ 94.042541][ T5105] ? __kmem_cache_create_args+0xa7/0x350 [ 94.044747][ T5105] ? __kmem_cache_create_args+0xa6/0x350 [ 94.047750][ T5105] p9_client_create+0xba5/0x1110 [ 94.050116][ T5105] ? __pfx_p9_client_create+0x10/0x10 [ 94.052530][ T5105] ? __asan_memset+0x23/0x50 [ 94.054256][ T5105] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 94.056279][ T5105] ? __raw_spin_lock_init+0x45/0x100 [ 94.058130][ T5105] v9fs_session_init+0x1e4/0x1b80 [ 94.059895][ T5105] ? __pfx_v9fs_session_init+0x10/0x10 [ 94.061885][ T5105] ? __kasan_kmalloc+0x98/0xb0 [ 94.063923][ T5105] ? v9fs_mount+0xb2/0xaa0 [ 94.066205][ T5105] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 94.069041][ T5105] v9fs_mount+0xcf/0xaa0 [ 94.070739][ T5105] ? __pfx_aa_get_newest_label+0x10/0x10 [ 94.073020][ T5105] ? __pfx_v9fs_mount+0x10/0x10 [ 94.074747][ T5105] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 94.076672][ T5105] legacy_get_tree+0xee/0x190 [ 94.078197][ T5105] ? __pfx_v9fs_mount+0x10/0x10 [ 94.079850][ T5105] vfs_get_tree+0x90/0x2b0 [ 94.081370][ T5105] do_new_mount+0x2be/0xb40 [ 94.083304][ T5105] ? __pfx_do_new_mount+0x10/0x10 [ 94.085789][ T5105] __se_sys_mount+0x2d6/0x3c0 [ 94.087879][ T5105] ? __pfx___se_sys_mount+0x10/0x10 [ 94.089896][ T5105] ? exc_page_fault+0x590/0x8c0 [ 94.091723][ T5105] ? __x64_sys_mount+0x20/0xc0 [ 94.093591][ T5105] do_syscall_64+0xf3/0x230 [ 94.095310][ T5105] ? clear_bhb_loop+0x35/0x90 [ 94.097172][ T5105] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.099701][ T5105] RIP: 0033:0x7f2ec0457e29 [ 94.102053][ T5105] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 94.110052][ T5105] RSP: 002b:00007ffc3bb4d668 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.112712][ T5105] RAX: ffffffffffffffda RBX: 00007f2ec04a104e RCX: 00007f2ec0457e29 [ 94.115574][ T5105] RDX: 0000000020000180 RSI: 0000000020000000 RDI: 0000000000000000 [ 94.118728][ T5105] RBP: 00000000000f4240 R08: 00000000200006c0 R09: 00000000000000a0 [ 94.122487][ T5105] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 94.126342][ T5105] R13: 00007ffc3bb4d888 R14: 00007ffc3bb4d690 R15: 00007ffc3bb4d680 [ 94.129626][ T5105] </TASK> [ 94.130835][ T5105] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 94.133618][ T5105] CPU: 0 UID: 0 PID: 5105 Comm: syz-executor194 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0 [ 94.137276][ T5105] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 94.141310][ T5105] Call Trace: [ 94.143070][ T5105] <TASK> [ 94.144700][ T5105] dump_stack_lvl+0x241/0x360 [ 94.146877][ T5105] ? __pfx_dump_stack_lvl+0x10/0x10 [ 94.148984][ T5105] ? __pfx__printk+0x10/0x10 [ 94.150595][ T5105] ? vscnprintf+0x5d/0x90 [ 94.152233][ T5105] panic+0x349/0x880 [ 94.153613][ T5105] ? __warn+0x177/0x4e0 [ 94.155045][ T5105] ? __pfx_panic+0x10/0x10 [ 94.156640][ T5105] __warn+0x34b/0x4e0 [ 94.158056][ T5105] ? __kmem_cache_create_args+0xa7/0x350 [ 94.160165][ T5105] report_bug+0x2b3/0x500 [ 94.161857][ T5105] ? __kmem_cache_create_args+0xa7/0x350 [ 94.164496][ T5105] handle_bug+0x60/0x90 [ 94.166453][ T5105] exc_invalid_op+0x1a/0x50 [ 94.168138][ T5105] asm_exc_invalid_op+0x1a/0x20 [ 94.169969][ T5105] RIP: 0010:__kmem_cache_create_args+0xa7/0x350 [ 94.172274][ T5105] Code: 8e 48 8b 1b 48 39 eb 74 25 48 8b 7b f8 4c 89 fe e8 be f1 e0 09 85 c0 75 e8 90 48 c7 c7 a9 5f 0b 8e 4c 89 fe e8 fa 8c 78 ff 90 <0f> 0b 90 90 4c 89 ff be 20 00 00 00 e8 18 f3 e0 09 48 85 c0 0f 85 [ 94.180671][ T5105] RSP: 0018:ffffc90002e7f788 EFLAGS: 00010246 [ 94.183702][ T5105] RAX: 5e7836da0d834300 RBX: ffff88803dcde2e8 RCX: ffff88801fac2440 [ 94.186131][ T5105] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 94.188499][ T5105] RBP: ffffffff8ea1f9c0 R08: ffffffff8155d402 R09: 1ffff11003f8519a [ 94.190781][ T5105] R10: dffffc0000000000 R11: ffffed1003f8519b R12: 0000000000020018 [ 94.193137][ T5105] R13: 0000000000000000 R14: ffffc90002e7f860 R15: ffffffff8d2df060 [ 94.195666][ T5105] ? __warn_printk+0x292/0x360 [ 94.197452][ T5105] ? __kmem_cache_create_args+0xa6/0x350 [ 94.200049][ T5105] p9_client_create+0xba5/0x1110 [ 94.202501][ T5105] ? __pfx_p9_client_create+0x10/0x10 [ 94.204449][ T5105] ? __asan_memset+0x23/0x50 [ 94.206123][ T5105] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 94.208463][ T5105] ? __raw_spin_lock_init+0x45/0x100 [ 94.210557][ T5105] v9fs_session_init+0x1e4/0x1b80 [ 94.212558][ T5105] ? __pfx_v9fs_session_init+0x10/0x10 [ 94.214474][ T5105] ? __kasan_kmalloc+0x98/0xb0 [ 94.216201][ T5105] ? v9fs_mount+0xb2/0xaa0 [ 94.217667][ T5105] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 94.219650][ T5105] v9fs_mount+0xcf/0xaa0 [ 94.221121][ T5105] ? __pfx_aa_get_newest_label+0x10/0x10 [ 94.223094][ T5105] ? __pfx_v9fs_mount+0x10/0x10 [ 94.224912][ T5105] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 94.226889][ T5105] legacy_get_tree+0xee/0x190 [ 94.228832][ T5105] ? __pfx_v9fs_mount+0x10/0x10 [ 94.230624][ T5105] vfs_get_tree+0x90/0x2b0 [ 94.232102][ T5105] do_new_mount+0x2be/0xb40 [ 94.233496][ T5105] ? __pfx_do_new_mount+0x10/0x10 [ 94.235076][ T5105] __se_sys_mount+0x2d6/0x3c0 [ 94.236596][ T5105] ? __pfx___se_sys_mount+0x10/0x10 [ 94.238372][ T5105] ? exc_page_fault+0x590/0x8c0 [ 94.240303][ T5105] ? __x64_sys_mount+0x20/0xc0 [ 94.242361][ T5105] do_syscall_64+0xf3/0x230 [ 94.244447][ T5105] ? clear_bhb_loop+0x35/0x90 [ 94.246400][ T5105] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.248412][ T5105] RIP: 0033:0x7f2ec0457e29 [ 94.249993][ T5105] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 94.256706][ T5105] RSP: 002b:00007ffc3bb4d668 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.260088][ T5105] RAX: ffffffffffffffda RBX: 00007f2ec04a104e RCX: 00007f2ec0457e29 [ 94.263308][ T5105] RDX: 0000000020000180 RSI: 0000000020000000 RDI: 0000000000000000 [ 94.266261][ T5105] RBP: 00000000000f4240 R08: 00000000200006c0 R09: 00000000000000a0 [ 94.269056][ T5105] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 94.271710][ T5105] R13: 00007ffc3bb4d888 R14: 00007ffc3bb4d690 R15: 00007ffc3bb4d680 [ 94.275058][ T5105] </TASK> [ 94.276608][ T5105] Kernel Offset: disabled [ 94.278142][ T5105] Rebooting in 86400 seconds.. VM DIAGNOSIS: 11:23:58 Registers: info registers vcpu 0 CPU#0 RAX=000000000000002e RBX=ffffffff9a711e40 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002e7eeb0 R8 =ffffffff8549687b R9 =1ffff11003dc1046 R10=dffffc0000000000 R11=ffffffff85496830 R12=dffffc0000000000 R13=ffffffff9a40cee7 R14=000000000000002e R15=00000000000003f8 RIP=ffffffff854968ae RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000555588700380 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000557036eed3f8 CR3=000000003e3ba000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000000800000 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f2ec04d6b40 00007f2ec04d6b40 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f2ec04d6b30 00007f2ec04d6b30 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f2ec04d7320 00007f2ec04cb5d8 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f2ec04bcf24 00007f2ec04d0240 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f 2f2f2f2f2f2f2f2f ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f6f723d52455355 0035393539393832 343931726f747563 6578652d7a79732f ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000