syzkaller login: [ 39.287922] ------------[ cut here ]------------ [ 39.288864] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.290977] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.292447] Modules linked in: [ 39.293144] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.295145] Tainted: [W]=WARN [ 39.295751] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.297226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.298152] 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 [ 39.301315] RSP: 0018:ffff8880178cfbc0 EFLAGS: 00010286 [ 39.302308] RAX: 0000000000000000 RBX: ffffed1002f19f78 RCX: ffffffff813a4050 [ 39.303610] RDX: ffff888015dc5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.304924] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f19f2f [ 39.306207] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.307513] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178cfdf8 [ 39.308802] FS: 00007f6980a5d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.310248] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.311299] CR2: 00007f6980fc34a6 CR3: 000000000d971000 CR4: 0000000000350ef0 [ 39.312587] Call Trace: [ 39.313086] [ 39.313511] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.314410] ? __create_object+0x59/0x80 [ 39.315198] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.316174] __vmalloc_noprof+0x59/0x60 [ 39.316920] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.317793] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.318721] bpf_prog_alloc+0x39/0x200 [ 39.319441] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.320367] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.321254] do_seccomp+0x349/0x25e0 [ 39.321983] ? find_held_lock+0x2b/0x80 [ 39.322739] ? do_prlimit+0x310/0x610 [ 39.323449] ? __pfx_do_seccomp+0x10/0x10 [ 39.324232] ? do_raw_spin_unlock+0x53/0x220 [ 39.325606] ? _raw_spin_unlock+0x1e/0x40 [ 39.326383] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.327362] ? static_key_count+0x60/0x80 [ 39.328146] prctl_set_seccomp+0x4e/0x70 [ 39.328915] __do_sys_prctl+0xe6c/0x1d70 [ 39.329688] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.330490] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.331464] ? irqentry_exit+0xf3/0x650 [ 39.332245] do_syscall_64+0xbf/0x430 [ 39.332980] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.333948] RIP: 0033:0x7f6980f4f5cd [ 39.334617] 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 [ 39.337853] RSP: 002b:00007ffe193e0050 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.339258] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6980f4f5cd [ 39.340554] RDX: 000055b96df4be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.341847] RBP: 00007ffe193e00b0 R08: 0000000000000000 R09: 00007ffe193df750 [ 39.343158] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b98138bad0 [ 39.344456] R13: 00007ffe193e04e0 R14: 000055b98138cbc0 R15: 000055b98139d780 [ 39.345766] [ 39.346192] irq event stamp: 1765 [ 39.346849] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 39.348405] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 39.349944] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 39.351519] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 39.352885] ---[ end trace 0000000000000000 ]--- [ 42.224238] ------------[ cut here ]------------ [ 42.225153] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.227177] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.228722] Modules linked in: [ 42.229312] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.231305] Tainted: [W]=WARN [ 42.231900] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.233382] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.234298] 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 [ 42.237508] RSP: 0018:ffff88800f927bc0 EFLAGS: 00010286 [ 42.238500] RAX: 0000000000000000 RBX: ffffed1001f24f78 RCX: ffffffff813a4050 [ 42.239796] RDX: ffff88800febd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.241090] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f24f2f [ 42.242380] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.243666] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f927df8 [ 42.244984] FS: 00007f8835c2a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.246424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.247500] CR2: 00007f88361904a6 CR3: 0000000009ea1000 CR4: 0000000000350ef0 [ 42.248779] Call Trace: [ 42.249240] [ 42.249690] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.250541] ? __create_object+0x59/0x80 [ 42.251334] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.252332] __vmalloc_noprof+0x59/0x60 [ 42.253094] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.253978] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.254932] bpf_prog_alloc+0x39/0x200 [ 42.255692] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.256589] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.257499] do_seccomp+0x349/0x25e0 [ 42.258219] ? find_held_lock+0x2b/0x80 [ 42.258977] ? do_prlimit+0x310/0x610 [ 42.259752] ? __pfx_do_seccomp+0x10/0x10 [ 42.260499] ? do_raw_spin_unlock+0x53/0x220 [ 42.261336] ? _raw_spin_unlock+0x1e/0x40 [ 42.262129] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.263110] ? static_key_count+0x60/0x80 [ 42.263934] prctl_set_seccomp+0x4e/0x70 [ 42.264717] __do_sys_prctl+0xe6c/0x1d70 [ 42.265456] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.266311] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.267282] ? irqentry_exit+0xf3/0x650 [ 42.268038] do_syscall_64+0xbf/0x430 [ 42.268786] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.269734] RIP: 0033:0x7f883611c5cd [ 42.270396] 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 [ 42.273549] RSP: 002b:00007ffd7bf11fd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.274907] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f883611c5cd [ 42.276221] RDX: 0000557313833e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.277493] RBP: 00007ffd7bf12030 R08: 0000000000000000 R09: 00007ffd7bf116d0 [ 42.278774] R10: 0000000000000000 R11: 0000000000000246 R12: 00005573409fe2b0 [ 42.280066] R13: 00007ffd7bf12460 R14: 0000557340a00d20 R15: 0000557340a128d0 [ 42.281376] [ 42.281851] irq event stamp: 1761 [ 42.282456] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 42.283987] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 42.285509] softirqs last enabled at (1654): [] handle_softirqs+0x50c/0x770 [ 42.287048] softirqs last disabled at (1649): [] __irq_exit_rcu+0xc4/0x100 [ 42.288575] ---[ end trace 0000000000000000 ]--- [ 42.981286] ------------[ cut here ]------------ [ 42.982226] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.984312] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.985809] Modules linked in: [ 42.986415] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.988430] Tainted: [W]=WARN [ 42.989019] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.990478] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.991419] 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 [ 42.994597] RSP: 0018:ffff888016d77bc0 EFLAGS: 00010286 [ 42.995592] RAX: 0000000000000000 RBX: ffffed1002daef78 RCX: ffffffff813a4050 [ 42.996880] RDX: ffff888017b75340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.998178] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002daef2f [ 42.999491] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.000778] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d77df8 [ 43.002074] FS: 00007f7498e95900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.003533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.004598] CR2: 00007f7499387580 CR3: 000000000ccdc000 CR4: 0000000000350ef0 [ 43.005899] Call Trace: [ 43.006371] [ 43.006832] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.007746] ? __create_object+0x59/0x80 [ 43.008488] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.009450] __vmalloc_noprof+0x59/0x60 [ 43.010224] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.011112] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.012065] bpf_prog_alloc+0x39/0x200 [ 43.012815] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.013770] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.014675] do_seccomp+0x349/0x25e0 [ 43.015365] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.016275] ? __pfx_do_seccomp+0x10/0x10 [ 43.017059] ? find_held_lock+0x2b/0x80 [ 43.017845] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.018825] ? static_key_count+0x60/0x80 [ 43.019602] prctl_set_seccomp+0x4e/0x70 [ 43.020388] __do_sys_prctl+0xe6c/0x1d70 [ 43.021180] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.022040] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.023019] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.024006] ? irqentry_exit+0xf3/0x650 [ 43.024783] do_syscall_64+0xbf/0x430 [ 43.025494] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.026458] RIP: 0033:0x7f74993875cd [ 43.027192] 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 [ 43.030362] RSP: 002b:00007ffc9fdff0c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.031761] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74993875cd [ 43.033044] RDX: 0000564cff8a5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.034339] RBP: 00007ffc9fdff120 R08: 0000000000000000 R09: 00007ffc9fdfe7c0 [ 43.035650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d10d0b240 [ 43.036957] R13: 00007ffc9fdff550 R14: 0000564d10d14380 R15: 0000564d10d1f540 [ 43.038265] [ 43.038738] irq event stamp: 1761 [ 43.039357] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 43.040884] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 43.042424] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 43.043997] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 43.045545] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20901' (ECDSA) to the list of known hosts. 2025/11/17 13:58:58 fuzzer started 2025/11/17 13:58:59 dialing manager at localhost:37895 2025/11/17 13:58:59 checking machine... 2025/11/17 13:58:59 checking revisions... [ 43.991810] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:58:59 testing simple program... [ 44.079865] cgroup: Unknown subsys name 'net' [ 44.145258] cgroup: Unknown subsys name 'cpuset' [ 44.156148] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:58:58 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009d79480 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff888009d79480 RDI=ffffffff81b2e60a RBP=ffff88800944c3c0 RSP=ffff88801709f758 R8 =00000000801e884c R9 =ffff88806c2e3af0 R10=0000000000000001 R11=0000000000000000 R12=0000000000000200 R13=0000000000000000 R14=ffff888009d79480 R15=ffff88800944c3c0 RIP=ffffffff84c71d77 RFL=00000046 [---Z-P-] 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 00007f8835c2a900 00000000 00000000 GS =0000 ffff8880e538f000 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=00007f8835bef008 CR3=000000001ef6b000 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 info registers vcpu 1 RAX=000000000002b63b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa37e5b9000 CR3=000000000db51000 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=d74fade41dda85b77d447587cfe09937 XMM02=0000000000305498ec2efd57dc4c00df XMM03=0000000000311ca851ca5cfeaac96a80 XMM04=4798febadc8a89f000000000000ae988 XMM05=924ae93e0f936ce90000000000322d80 XMM06=5b75c91c804453420000000000321e20 XMM07=e042d86d42eb936e00000000003126e8 XMM08=51ca5cfeaac96a8000000000003054f8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000