syzkaller login: [ 38.952639] ------------[ cut here ]------------ [ 38.953562] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.955630] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.957103] Modules linked in: [ 38.957733] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.959715] Tainted: [W]=WARN [ 38.960273] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.961744] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.962668] 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 [ 38.965839] RSP: 0018:ffff888017db7bc0 EFLAGS: 00010286 [ 38.966827] RAX: 0000000000000000 RBX: ffffed1002fb6f78 RCX: ffffffff813a4050 [ 38.968126] RDX: ffff888018f2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.969429] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fb6f2f [ 38.970742] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.972036] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017db7df8 [ 38.973346] FS: 00007fecc2594900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.974802] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.975872] CR2: 00007fecc2a86580 CR3: 000000000b67c000 CR4: 0000000000350ef0 [ 38.977197] Call Trace: [ 38.977698] [ 38.978114] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.979040] ? __create_object+0x59/0x80 [ 38.979828] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.980811] __vmalloc_noprof+0x59/0x60 [ 38.981582] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.982414] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.983353] bpf_prog_alloc+0x39/0x200 [ 38.984097] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.985042] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.985947] do_seccomp+0x349/0x25e0 [ 38.986684] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.987597] ? __pfx_do_seccomp+0x10/0x10 [ 38.988349] ? find_held_lock+0x2b/0x80 [ 38.989128] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.990113] ? static_key_count+0x60/0x80 [ 38.990937] prctl_set_seccomp+0x4e/0x70 [ 38.991735] __do_sys_prctl+0xe6c/0x1d70 [ 38.992543] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.993402] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.994396] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.995384] ? irqentry_exit+0xf3/0x650 [ 38.996189] do_syscall_64+0xbf/0x430 [ 38.996976] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.997968] RIP: 0033:0x7fecc2a865cd [ 38.998694] 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 [ 39.002018] RSP: 002b:00007fffd549a400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.003436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecc2a865cd [ 39.004823] RDX: 000055d7d1bd4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.006170] RBP: 00007fffd549a460 R08: 0000000000000000 R09: 00007fffd5499b00 [ 39.007505] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d7f3a14ad0 [ 39.008868] R13: 00007fffd549a890 R14: 000055d7f3a15bc0 R15: 000055d7f3a26780 [ 39.010225] [ 39.010712] irq event stamp: 1723 [ 39.011346] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 39.012953] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 39.014560] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 39.016196] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 39.017638] ---[ end trace 0000000000000000 ]--- [ 41.580494] ------------[ cut here ]------------ [ 41.581385] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.583473] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.585000] Modules linked in: [ 41.585654] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.587630] Tainted: [W]=WARN [ 41.588167] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.589654] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.590541] 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 [ 41.593710] RSP: 0018:ffff888019e8fbc0 EFLAGS: 00010286 [ 41.594689] RAX: 0000000000000000 RBX: ffffed10033d1f78 RCX: ffffffff813a4050 [ 41.595966] RDX: ffff888016678000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.597258] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033d1f2f [ 41.598547] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.599824] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019e8fdf8 [ 41.601138] FS: 00007f865e276900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.602563] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.603617] CR2: 00007f865e768580 CR3: 000000002095e000 CR4: 0000000000350ef0 [ 41.604919] Call Trace: [ 41.605375] [ 41.605824] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.607064] ? __create_object+0x59/0x80 [ 41.607853] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.608854] __vmalloc_noprof+0x59/0x60 [ 41.609621] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.610440] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.611355] bpf_prog_alloc+0x39/0x200 [ 41.612087] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.613050] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.613941] do_seccomp+0x349/0x25e0 [ 41.614656] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.615555] ? __pfx_do_seccomp+0x10/0x10 [ 41.616287] ? find_held_lock+0x2b/0x80 [ 41.617072] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.618022] ? static_key_count+0x60/0x80 [ 41.618807] prctl_set_seccomp+0x4e/0x70 [ 41.619580] __do_sys_prctl+0xe6c/0x1d70 [ 41.620308] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.621178] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.622141] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.623105] ? irqentry_exit+0xf3/0x650 [ 41.623870] do_syscall_64+0xbf/0x430 [ 41.624616] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.625584] RIP: 0033:0x7f865e7685cd [ 41.626241] 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 [ 41.629404] RSP: 002b:00007ffcc5143f90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.630758] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f865e7685cd [ 41.632041] RDX: 000055bcb8dbbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.633378] RBP: 00007ffcc5143ff0 R08: 0000000000000000 R09: 00007ffcc5143690 [ 41.634664] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bcbb3bbbf0 [ 41.635944] R13: 00007ffcc5144420 R14: 000055bcbb3c5380 R15: 000055bcbb3d0460 [ 41.637296] [ 41.637738] irq event stamp: 1743 [ 41.638122] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 41.639084] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 41.640047] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 41.641042] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 41.641915] ---[ end trace 0000000000000000 ]--- [ 42.441281] ------------[ cut here ]------------ [ 42.442199] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.444259] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.445764] Modules linked in: [ 42.446353] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.448585] Tainted: [W]=WARN [ 42.449193] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.450737] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.451667] 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 [ 42.454851] RSP: 0018:ffff88801be9fbc0 EFLAGS: 00010286 [ 42.455843] RAX: 0000000000000000 RBX: ffffed10037d3f78 RCX: ffffffff813a4050 [ 42.457174] RDX: ffff8880166ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.458471] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037d3f2f [ 42.459765] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.461101] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801be9fdf8 [ 42.462402] FS: 00007f24fa1c9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.463845] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.464949] CR2: 00007ffcccb58ef7 CR3: 000000000d93e000 CR4: 0000000000350ef0 [ 42.466240] Call Trace: [ 42.466740] [ 42.467160] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.468061] ? __create_object+0x59/0x80 [ 42.468893] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.469862] __vmalloc_noprof+0x59/0x60 [ 42.470625] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.471513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.472398] bpf_prog_alloc+0x39/0x200 [ 42.473176] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.474105] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.475014] do_seccomp+0x349/0x25e0 [ 42.475736] ? find_held_lock+0x2b/0x80 [ 42.476498] ? do_prlimit+0x310/0x610 [ 42.477242] ? __pfx_do_seccomp+0x10/0x10 [ 42.478031] ? do_raw_spin_unlock+0x53/0x220 [ 42.478857] ? _raw_spin_unlock+0x1e/0x40 [ 42.479638] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.480637] ? static_key_count+0x60/0x80 [ 42.481434] prctl_set_seccomp+0x4e/0x70 [ 42.482229] __do_sys_prctl+0xe6c/0x1d70 [ 42.483021] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.483895] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.484906] ? irqentry_exit+0xf3/0x650 [ 42.485690] do_syscall_64+0xbf/0x430 [ 42.486391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.487347] RIP: 0033:0x7f24fa6bb5cd [ 42.488053] 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 [ 42.491283] RSP: 002b:00007ffcccb579d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.492722] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f24fa6bb5cd [ 42.494034] RDX: 00005570e69a8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.495318] RBP: 00007ffcccb57a30 R08: 0000000000000000 R09: 00007ffcccb570d0 [ 42.496628] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571126c32b0 [ 42.497946] R13: 00007ffcccb57e60 R14: 00005571126c5d20 R15: 00005571126d78d0 [ 42.499254] [ 42.499730] irq event stamp: 1811 [ 42.500351] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 42.501915] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 42.503429] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 42.505020] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 42.506546] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:16748' (ECDSA) to the list of known hosts. 2025/11/18 03:27:45 fuzzer started 2025/11/18 03:27:45 dialing manager at localhost:37895 2025/11/18 03:27:45 checking machine... 2025/11/18 03:27:45 checking revisions... [ 43.415273] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:27:45 testing simple program... [ 43.506787] cgroup: Unknown subsys name 'net' [ 43.562802] cgroup: Unknown subsys name 'cpuset' [ 43.583154] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:27:44 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88801bed8000 RCX=0000000000000001 RDX=1ffff110037db256 RSI=ffff88806ce37358 RDI=ffff88801bed92b0 RBP=ffff8880169c0800 RSP=ffff88806ce08be8 R8 =0000000000000001 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000000 R13=0000000000066b3d R14=0000000000000000 R15=ffff88801bed8000 RIP=ffffffff815b01c4 RFL=00000002 [-------] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f865e276900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc513e000 CR3=00000000209ca000 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=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=01e0a2049db9878f59252efe14c8da33 XMM04=8393d6ae306fa2e1b6b1e4ffff7f7ff8 XMM05=00000000000000000000000000000000 XMM06=0193a204306f878f59252efe147f7f33 XMM07=672065736f6c635f6e6f69737365733a XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001fb11 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=00000206 [-----P-] 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 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffec96967f8 CR3=000000000dbfc000 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=2034343a37323a333020383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034343a37323a3330203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000