syzkaller login: [ 46.158309] ------------[ cut here ]------------ [ 46.159270] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.161381] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.162875] Modules linked in: [ 46.163475] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.165490] Tainted: [W]=WARN [ 46.166103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.167609] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.168542] 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 [ 46.171762] RSP: 0018:ffff888017277bc0 EFLAGS: 00010286 [ 46.172696] RAX: 0000000000000000 RBX: ffffed1002e4ef78 RCX: ffffffff813a4050 [ 46.174049] RDX: ffff88801765d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.175345] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4ef2f [ 46.176644] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.177949] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017277df8 [ 46.179234] FS: 00007f74dde8c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.180693] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.181775] CR2: 00007fffbb218ef8 CR3: 000000000df26000 CR4: 0000000000350ef0 [ 46.183067] Call Trace: [ 46.183536] [ 46.183989] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.184935] ? __create_object+0x59/0x80 [ 46.185687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.186671] __vmalloc_noprof+0x59/0x60 [ 46.187447] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.188333] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.189295] bpf_prog_alloc+0x39/0x200 [ 46.190045] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.190996] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.191916] do_seccomp+0x349/0x25e0 [ 46.192597] ? find_held_lock+0x2b/0x80 [ 46.193376] ? do_prlimit+0x310/0x610 [ 46.194143] ? __pfx_do_seccomp+0x10/0x10 [ 46.194944] ? do_raw_spin_unlock+0x53/0x220 [ 46.195787] ? _raw_spin_unlock+0x1e/0x40 [ 46.196537] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.197537] ? static_key_count+0x60/0x80 [ 46.198365] prctl_set_seccomp+0x4e/0x70 [ 46.199153] __do_sys_prctl+0xe6c/0x1d70 [ 46.199944] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.200845] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.201829] ? irqentry_exit+0xf3/0x650 [ 46.202561] do_syscall_64+0xbf/0x430 [ 46.203313] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.204281] RIP: 0033:0x7f74de37e5cd [ 46.205023] 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 [ 46.208237] RSP: 002b:00007fffbb217160 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.209644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f74de37e5cd [ 46.210945] RDX: 000056119f502e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.212267] RBP: 00007fffbb2171c0 R08: 0000000000000000 R09: 00007fffbb216860 [ 46.213583] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611cd8352b0 [ 46.214888] R13: 00007fffbb2175f0 R14: 00005611cd837d20 R15: 00005611cd8498d0 [ 46.216208] [ 46.216637] irq event stamp: 1757 [ 46.217316] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 46.218865] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 46.220397] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 46.221984] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 46.223512] ---[ end trace 0000000000000000 ]--- [ 49.705696] ------------[ cut here ]------------ [ 49.706602] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.708620] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.710077] Modules linked in: [ 49.710666] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.712688] Tainted: [W]=WARN [ 49.713290] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.714766] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.715638] 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 [ 49.718810] RSP: 0018:ffff888017087bc0 EFLAGS: 00010286 [ 49.719779] RAX: 0000000000000000 RBX: ffffed1002e10f78 RCX: ffffffff813a4050 [ 49.721071] RDX: ffff888017659bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.722367] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e10f2f [ 49.723647] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.724938] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017087df8 [ 49.726228] FS: 00007f63762d2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.727658] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.728745] CR2: 00007f63767c4580 CR3: 000000000cd3b000 CR4: 0000000000350ef0 [ 49.730018] Call Trace: [ 49.730477] [ 49.730929] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.731814] ? __create_object+0x59/0x80 [ 49.732547] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.733518] __vmalloc_noprof+0x59/0x60 [ 49.734253] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.735136] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.736089] bpf_prog_alloc+0x39/0x200 [ 49.736861] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.737793] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.738661] do_seccomp+0x349/0x25e0 [ 49.739385] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.740295] ? __pfx_do_seccomp+0x10/0x10 [ 49.741105] ? find_held_lock+0x2b/0x80 [ 49.741873] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.742850] ? static_key_count+0x60/0x80 [ 49.743613] prctl_set_seccomp+0x4e/0x70 [ 49.744403] __do_sys_prctl+0xe6c/0x1d70 [ 49.745214] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.746081] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.747067] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.748057] ? irqentry_exit+0xf3/0x650 [ 49.748838] do_syscall_64+0xbf/0x430 [ 49.749551] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.750521] RIP: 0033:0x7f63767c45cd [ 49.751222] 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 [ 49.754395] RSP: 002b:00007ffcb71a2420 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.755758] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63767c45cd [ 49.757048] RDX: 000056390a855e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.758336] RBP: 00007ffcb71a2480 R08: 0000000000000000 R09: 00007ffcb71a1b20 [ 49.759626] R10: 0000000000000000 R11: 0000000000000246 R12: 000056391aac8b10 [ 49.760941] R13: 00007ffcb71a28b0 R14: 000056391aac92b0 R15: 000056391aadd6f0 [ 49.762250] [ 49.762677] irq event stamp: 1729 [ 49.763336] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 49.764893] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 49.766430] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 49.767989] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100 [ 49.769489] ---[ end trace 0000000000000000 ]--- [ 50.557595] ------------[ cut here ]------------ [ 50.558560] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.560580] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.562299] Modules linked in: [ 50.563035] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.565064] Tainted: [W]=WARN [ 50.565615] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.567089] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.568015] 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 [ 50.571200] RSP: 0018:ffff888016ddfbc0 EFLAGS: 00010286 [ 50.572170] RAX: 0000000000000000 RBX: ffffed1002dbbf78 RCX: ffffffff813a4050 [ 50.573501] RDX: ffff8880188ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.574777] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbbf2f [ 50.576048] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.577356] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ddfdf8 [ 50.578637] FS: 00007f53d477c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.580087] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.581227] CR2: 00007fffe8fadef8 CR3: 000000000df94000 CR4: 0000000000350ef0 [ 50.582507] Call Trace: [ 50.583010] [ 50.583415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.584310] ? __create_object+0x59/0x80 [ 50.585130] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.586092] __vmalloc_noprof+0x59/0x60 [ 50.586859] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.587684] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.588621] bpf_prog_alloc+0x39/0x200 [ 50.589391] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.590323] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.591230] do_seccomp+0x349/0x25e0 [ 50.591952] ? find_held_lock+0x2b/0x80 [ 50.592663] ? do_prlimit+0x310/0x610 [ 50.593444] ? __pfx_do_seccomp+0x10/0x10 [ 50.594311] ? do_raw_spin_unlock+0x53/0x220 [ 50.595275] ? _raw_spin_unlock+0x1e/0x40 [ 50.596187] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.597348] ? static_key_count+0x60/0x80 [ 50.598275] prctl_set_seccomp+0x4e/0x70 [ 50.599177] __do_sys_prctl+0xe6c/0x1d70 [ 50.600087] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.601125] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.602242] ? irqentry_exit+0xf3/0x650 [ 50.603125] do_syscall_64+0xbf/0x430 [ 50.603991] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.605136] RIP: 0033:0x7f53d4c6e5cd [ 50.605951] 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 [ 50.609664] RSP: 002b:00007fffe8fab890 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.611251] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f53d4c6e5cd [ 50.612742] RDX: 000056135474ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.614264] RBP: 00007fffe8fab8f0 R08: 0000000000000000 R09: 00007fffe8faaf90 [ 50.615762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561371e6f240 [ 50.617280] R13: 00007fffe8fabd20 R14: 0000561371e78380 R15: 0000561371e83540 [ 50.618791] [ 50.619283] irq event stamp: 1833 [ 50.620034] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 50.621862] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 50.623647] softirqs last enabled at (1462): [] handle_softirqs+0x50c/0x770 [ 50.625502] softirqs last disabled at (1457): [] __irq_exit_rcu+0xc4/0x100 [ 50.627063] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4117' (ECDSA) to the list of known hosts. 2025/11/17 13:33:28 fuzzer started 2025/11/17 13:33:28 dialing manager at localhost:37895 2025/11/17 13:33:28 checking machine... 2025/11/17 13:33:28 checking revisions... [ 51.562715] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:33:28 testing simple program... [ 51.648863] cgroup: Unknown subsys name 'net' [ 51.697081] cgroup: Unknown subsys name 'cpuset' [ 51.704828] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:33:27 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce28548 RCX=ffff88806ce08e7c RDX=0000000000000003 RSI=ffffffff88598148 RDI=ffff888009612690 RBP=ffffffff88598148 RSP=ffff88806ce08e70 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffffffff8162fc74 R13=0000000000000006 R14=ffff888009611bc0 R15=0000000000000004 RIP=ffffffff81528ffa RFL=00000057 [---ZAPC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000056391aaff000 CR3=000000000d65f000 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=4a59b12012035c901044c98bc430be3a XMM02=ec2efd57dc4c00df00000000003054a0 XMM03=566a9d4802d8f6370000000000305570 XMM04=0a61f234cd9231c500000000000ae988 XMM05=77514b296f4991f200000000003223c0 XMM06=d96330e2d2db86320000000000320dc0 XMM07=fb795ef6d65770560000000000310de0 XMM08=2c67c8bc2e329bc30000000000305510 XMM09=00000000000000000000000000000000 XMM10=00000000002000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888009757758 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000897b R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009757840 RIP=ffffffff815292fc RFL=00000202 [-------] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6376889618 CR3=000000000e079000 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=33333a333120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323239 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000