syzkaller login: [ 38.981505] ------------[ cut here ]------------ [ 38.982517] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.984959] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.986517] Modules linked in: [ 38.987170] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.989309] Tainted: [W]=WARN [ 38.989960] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.991431] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.992379] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 38.995666] RSP: 0018:ffff888015d9fbc0 EFLAGS: 00010286 [ 38.996800] RAX: 0000000000000000 RBX: ffffed1002bb3f78 RCX: ffffffff813a4050 [ 38.998314] RDX: ffff888017a01bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.999756] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb3f2f [ 39.001232] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.002616] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d9fdf8 [ 39.003912] FS: 00007f57d0ffc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.005443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.006653] CR2: 00007ffdc52dcef7 CR3: 000000000c879000 CR4: 0000000000350ef0 [ 39.008205] Call Trace: [ 39.008826] [ 39.009278] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.010352] ? __create_object+0x59/0x80 [ 39.011339] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.012382] __vmalloc_noprof+0x59/0x60 [ 39.013191] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.014254] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.015253] bpf_prog_alloc+0x39/0x200 [ 39.016115] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.017144] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.018205] do_seccomp+0x349/0x25e0 [ 39.019037] ? find_held_lock+0x2b/0x80 [ 39.019991] ? do_prlimit+0x310/0x610 [ 39.020888] ? __pfx_do_seccomp+0x10/0x10 [ 39.021750] ? do_raw_spin_unlock+0x53/0x220 [ 39.022635] ? _raw_spin_unlock+0x1e/0x40 [ 39.023475] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.024417] ? static_key_count+0x60/0x80 [ 39.025204] prctl_set_seccomp+0x4e/0x70 [ 39.025977] __do_sys_prctl+0xe6c/0x1d70 [ 39.026872] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.027869] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.028847] ? irqentry_exit+0xf3/0x650 [ 39.029600] do_syscall_64+0xbf/0x430 [ 39.030472] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.031527] RIP: 0033:0x7f57d14ee5cd [ 39.032290] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.035921] RSP: 002b:00007ffdc52db950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.037316] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57d14ee5cd [ 39.038715] RDX: 00005623ebbb6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.040266] RBP: 00007ffdc52db9b0 R08: 0000000000000000 R09: 00007ffdc52db050 [ 39.041716] R10: 0000000000000000 R11: 0000000000000246 R12: 000056240d5e0ad0 [ 39.043015] R13: 00007ffdc52dbde0 R14: 000056240d5e1bc0 R15: 000056240d5f2780 [ 39.044480] [ 39.044948] irq event stamp: 1725 [ 39.045668] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.047304] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.048515] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 39.049575] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 39.050646] ---[ end trace 0000000000000000 ]--- [ 41.647392] ------------[ cut here ]------------ [ 41.647849] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.648804] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.649482] Modules linked in: [ 41.649791] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.650859] Tainted: [W]=WARN [ 41.651121] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.651826] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.652235] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.653857] RSP: 0018:ffff888016a7fbc0 EFLAGS: 00010286 [ 41.654298] RAX: 0000000000000000 RBX: ffffed1002d4ff78 RCX: ffffffff813a4050 [ 41.655173] RDX: ffff88800e7a0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.655937] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100d9c4849 [ 41.656516] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.657225] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016a7fdf8 [ 41.657877] FS: 00007eff3c6e7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.658532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.659052] CR2: 00007ffe5c64eef7 CR3: 000000001f8ed000 CR4: 0000000000350ef0 [ 41.659634] Call Trace: [ 41.659875] [ 41.660068] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.660541] ? __create_object+0x59/0x80 [ 41.660913] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.661347] __vmalloc_noprof+0x59/0x60 [ 41.661683] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.662092] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.662512] bpf_prog_alloc+0x39/0x200 [ 41.662874] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.663287] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.663689] do_seccomp+0x349/0x25e0 [ 41.664027] ? find_held_lock+0x2b/0x80 [ 41.664368] ? do_prlimit+0x310/0x610 [ 41.664700] ? __pfx_do_seccomp+0x10/0x10 [ 41.665068] ? do_raw_spin_unlock+0x53/0x220 [ 41.665438] ? _raw_spin_unlock+0x1e/0x40 [ 41.665802] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.666230] ? static_key_count+0x60/0x80 [ 41.666587] prctl_set_seccomp+0x4e/0x70 [ 41.666962] __do_sys_prctl+0xe6c/0x1d70 [ 41.667311] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.667697] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.668202] ? irqentry_exit+0xf3/0x650 [ 41.668573] do_syscall_64+0xbf/0x430 [ 41.668925] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.669353] RIP: 0033:0x7eff3cbd95cd [ 41.669665] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.671189] RSP: 002b:00007ffe5c64cf10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.671830] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff3cbd95cd [ 41.672408] RDX: 000056062765de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.673012] RBP: 00007ffe5c64cf70 R08: 0000000000000000 R09: 00007ffe5c64c610 [ 41.673594] R10: 0000000000000000 R11: 0000000000000246 R12: 000056065f464b10 [ 41.674206] R13: 00007ffe5c64d3a0 R14: 000056065f4652b0 R15: 000056065f4796f0 [ 41.674825] [ 41.675179] irq event stamp: 1735 [ 41.675465] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 41.676192] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 41.676911] softirqs last enabled at (1386): [] handle_softirqs+0x50c/0x770 [ 41.677613] softirqs last disabled at (1365): [] __irq_exit_rcu+0xc4/0x100 [ 41.678319] ---[ end trace 0000000000000000 ]--- [ 42.381698] ------------[ cut here ]------------ [ 42.382668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.384826] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.386341] Modules linked in: [ 42.387034] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.389133] Tainted: [W]=WARN [ 42.389713] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.391278] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.392240] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.395618] RSP: 0018:ffff88800f07fbc0 EFLAGS: 00010286 [ 42.396663] RAX: 0000000000000000 RBX: ffffed1001e0ff78 RCX: ffffffff813a4050 [ 42.398040] RDX: ffff888017a03780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.399411] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e0ff2f [ 42.400757] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.402131] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f07fdf8 [ 42.403519] FS: 00007f1d0025e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.405028] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.406176] CR2: 00007ffd9ab8cef7 CR3: 000000001f29d000 CR4: 0000000000350ef0 [ 42.407544] Call Trace: [ 42.408100] [ 42.408535] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.409493] ? __create_object+0x59/0x80 [ 42.410343] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.411400] __vmalloc_noprof+0x59/0x60 [ 42.412220] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.413158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.414162] bpf_prog_alloc+0x39/0x200 [ 42.414963] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.415958] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.416924] do_seccomp+0x349/0x25e0 [ 42.417634] ? find_held_lock+0x2b/0x80 [ 42.418444] ? do_prlimit+0x310/0x610 [ 42.419246] ? __pfx_do_seccomp+0x10/0x10 [ 42.420080] ? do_raw_spin_unlock+0x53/0x220 [ 42.420974] ? _raw_spin_unlock+0x1e/0x40 [ 42.421754] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.422841] ? static_key_count+0x60/0x80 [ 42.423651] prctl_set_seccomp+0x4e/0x70 [ 42.424476] __do_sys_prctl+0xe6c/0x1d70 [ 42.425307] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.426236] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.427274] ? irqentry_exit+0xf3/0x650 [ 42.428085] do_syscall_64+0xbf/0x430 [ 42.428873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.429903] RIP: 0033:0x7f1d007505cd [ 42.430606] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.433985] RSP: 002b:00007ffd9ab8a7e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.435456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1d007505cd [ 42.436814] RDX: 000055d24fa17e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.438169] RBP: 00007ffd9ab8a840 R08: 0000000000000000 R09: 00007ffd9ab89ee0 [ 42.439545] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d263350ad0 [ 42.440901] R13: 00007ffd9ab8ac70 R14: 000055d263351bc0 R15: 000055d263362780 [ 42.442277] [ 42.442729] irq event stamp: 1709 [ 42.443446] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.445055] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 42.446679] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 42.448343] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 42.449949] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47650' (ECDSA) to the list of known hosts. 2025/11/18 02:19:26 fuzzer started 2025/11/18 02:19:27 dialing manager at localhost:37895 2025/11/18 02:19:27 checking machine... 2025/11/18 02:19:27 checking revisions... [ 43.318372] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:19:27 testing simple program... [ 43.393713] cgroup: Unknown subsys name 'net' [ 43.428427] cgroup: Unknown subsys name 'cpuset' [ 43.436991] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:19:26 Registers: info registers vcpu 0 RAX=00007f877c003d48 RBX=000000000000000a RCX=3a5d3933325b6468 RDX=000000000000000a RSI=3933325b64687373 RDI=00007f877c003d48 RBP=00007f877c003b60 RSP=00007f878c3286d0 R8 =0000000000000000 R9 =0000000000000000 R10=00007f878c328788 R11=000000000000000a R12=000000000000000a R13=00007f878c329cd0 R14=00007f877c000ba0 R15=00007f878c328788 RIP=0000555de4239b89 RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f878c32c700 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f478cb641b0 CR3=000000000e540000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=39313a323020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343835 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800e6e3200 RBX=ffff88800c9d59a8 RCX=ffff88800e6e3d00 RDX=ffff88800e1b6ae0 RSI=ffff88800e6e3c00 RDI=0000000000000000 RBP=ffff88801f34a378 RSP=ffff888017877928 R8 =0000000000000000 R9 =ffffed1002f0ef17 R10=0000000000000003 R11=0000000000000001 R12=ffff88800e6e3c00 R13=0000000000000100 R14=0000000000000001 R15=0000000000000286 RIP=ffffffff81b62696 RFL=00000082 [--S----] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007eff3c6e7900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007eff3c6b6008 CR3=000000001f83f000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 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 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000