syzkaller login: [ 39.053041] ------------[ cut here ]------------ [ 39.054127] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.056464] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.058170] Modules linked in: [ 39.058896] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.061138] Tainted: [W]=WARN [ 39.061838] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.063517] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.064552] 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 [ 39.068134] RSP: 0018:ffff888014b5fbc0 EFLAGS: 00010286 [ 39.069240] RAX: 0000000000000000 RBX: ffffed100296bf78 RCX: ffffffff813a4050 [ 39.070711] RDX: ffff88801ad3d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.072162] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100296bf2f [ 39.073616] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.075087] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014b5fdf8 [ 39.076542] FS: 00007fb4f0158900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.078182] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.079388] CR2: 00007ffc4a54def8 CR3: 000000000e2a3000 CR4: 0000000000350ef0 [ 39.080840] Call Trace: [ 39.081363] [ 39.081886] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.082918] ? __create_object+0x59/0x80 [ 39.083811] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.084913] __vmalloc_noprof+0x59/0x60 [ 39.085791] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.086786] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.087844] bpf_prog_alloc+0x39/0x200 [ 39.088625] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.089661] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.090659] do_seccomp+0x349/0x25e0 [ 39.091473] ? find_held_lock+0x2b/0x80 [ 39.092326] ? do_prlimit+0x310/0x610 [ 39.093171] ? __pfx_do_seccomp+0x10/0x10 [ 39.094068] ? do_raw_spin_unlock+0x53/0x220 [ 39.095016] ? _raw_spin_unlock+0x1e/0x40 [ 39.095899] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.096993] ? static_key_count+0x60/0x80 [ 39.097909] prctl_set_seccomp+0x4e/0x70 [ 39.098773] __do_sys_prctl+0xe6c/0x1d70 [ 39.099596] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.100560] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.101642] ? irqentry_exit+0xf3/0x650 [ 39.102486] do_syscall_64+0xbf/0x430 [ 39.103316] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.104378] RIP: 0033:0x7fb4f064a5cd [ 39.105165] 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 [ 39.108719] RSP: 002b:00007ffc4a54c1c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.110270] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4f064a5cd [ 39.111716] RDX: 000055dd235bee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.113154] RBP: 00007ffc4a54c220 R08: 0000000000000000 R09: 00007ffc4a54b8c0 [ 39.114598] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd2fb79ad0 [ 39.116014] R13: 00007ffc4a54c650 R14: 000055dd2fb7abc0 R15: 000055dd2fb8b780 [ 39.117449] [ 39.117975] irq event stamp: 1757 [ 39.118645] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 39.120365] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 39.122056] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 39.123608] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 39.125048] ---[ end trace 0000000000000000 ]--- [ 41.925455] ------------[ cut here ]------------ [ 41.926445] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.928457] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.929908] Modules linked in: [ 41.930488] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.932458] Tainted: [W]=WARN [ 41.933060] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.934521] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.935432] 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 [ 41.938571] RSP: 0018:ffff888014af7bc0 EFLAGS: 00010286 [ 41.939536] RAX: 0000000000000000 RBX: ffffed100295ef78 RCX: ffffffff813a4050 [ 41.940807] RDX: ffff8880186a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.942091] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100295ef2f [ 41.943361] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.944620] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014af7df8 [ 41.945935] FS: 00007faffe04b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.947362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.948419] CR2: 00007ffdd5f5bef8 CR3: 000000001f664000 CR4: 0000000000350ef0 [ 41.949713] Call Trace: [ 41.950197] [ 41.950598] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.951500] ? __create_object+0x59/0x80 [ 41.952298] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.953259] __vmalloc_noprof+0x59/0x60 [ 41.954036] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.954921] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.955846] bpf_prog_alloc+0x39/0x200 [ 41.956532] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.957456] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.958364] do_seccomp+0x349/0x25e0 [ 41.959082] ? find_held_lock+0x2b/0x80 [ 41.959846] ? do_prlimit+0x310/0x610 [ 41.960535] ? __pfx_do_seccomp+0x10/0x10 [ 41.961312] ? do_raw_spin_unlock+0x53/0x220 [ 41.962153] ? _raw_spin_unlock+0x1e/0x40 [ 41.962929] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.963884] ? static_key_count+0x60/0x80 [ 41.964630] prctl_set_seccomp+0x4e/0x70 [ 41.965399] __do_sys_prctl+0xe6c/0x1d70 [ 41.966188] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.967040] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.967999] ? irqentry_exit+0xf3/0x650 [ 41.968757] do_syscall_64+0xbf/0x430 [ 41.969449] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.970397] RIP: 0033:0x7faffe53d5cd [ 41.971104] 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 [ 41.974252] RSP: 002b:00007ffdd5f596b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.975599] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faffe53d5cd [ 41.976871] RDX: 000055ab9b2a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.978150] RBP: 00007ffdd5f59710 R08: 0000000000000000 R09: 00007ffdd5f58db0 [ 41.979423] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aba5187ad0 [ 41.980708] R13: 00007ffdd5f59b40 R14: 000055aba5188bc0 R15: 000055aba5199780 [ 41.982006] [ 41.982432] irq event stamp: 1787 [ 41.983072] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 41.984578] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 41.986091] softirqs last enabled at (1408): [] handle_softirqs+0x50c/0x770 [ 41.987624] softirqs last disabled at (1403): [] __irq_exit_rcu+0xc4/0x100 [ 41.989125] ---[ end trace 0000000000000000 ]--- [ 42.629289] ------------[ cut here ]------------ [ 42.630258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.632279] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.633972] Modules linked in: [ 42.634578] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.636644] Tainted: [W]=WARN [ 42.637241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.638730] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.639590] 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 [ 42.642795] RSP: 0018:ffff88800f0ffbc0 EFLAGS: 00010286 [ 42.643629] RAX: 0000000000000000 RBX: ffffed1001e1ff78 RCX: ffffffff813a4050 [ 42.644786] RDX: ffff8880186ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.645940] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e1ff2f [ 42.647088] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.648233] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f0ffdf8 [ 42.649390] FS: 00007f5af0dca900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.650720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.651634] CR2: 00007fffd1efeef8 CR3: 000000000d77a000 CR4: 0000000000350ef0 [ 42.652782] Call Trace: [ 42.653189] [ 42.653548] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.654357] ? __create_object+0x59/0x80 [ 42.655052] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.655914] __vmalloc_noprof+0x59/0x60 [ 42.656551] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.657324] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.658159] bpf_prog_alloc+0x39/0x200 [ 42.658822] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.659622] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.660419] do_seccomp+0x349/0x25e0 [ 42.661055] ? find_held_lock+0x2b/0x80 [ 42.661720] ? do_prlimit+0x310/0x610 [ 42.662363] ? __pfx_do_seccomp+0x10/0x10 [ 42.663067] ? do_raw_spin_unlock+0x53/0x220 [ 42.663807] ? _raw_spin_unlock+0x1e/0x40 [ 42.664470] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.665346] ? static_key_count+0x60/0x80 [ 42.666080] prctl_set_seccomp+0x4e/0x70 [ 42.666777] __do_sys_prctl+0xe6c/0x1d70 [ 42.667430] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.668201] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.669058] ? irqentry_exit+0xf3/0x650 [ 42.669742] do_syscall_64+0xbf/0x430 [ 42.670377] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.671239] RIP: 0033:0x7f5af12bc5cd [ 42.671873] 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 [ 42.674722] RSP: 002b:00007fffd1efcf40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.675950] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5af12bc5cd [ 42.677107] RDX: 0000559005ec5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.678271] RBP: 00007fffd1efcfa0 R08: 0000000000000000 R09: 00007fffd1efc640 [ 42.679420] R10: 0000000000000000 R11: 0000000000000246 R12: 000055901560aad0 [ 42.680574] R13: 00007fffd1efd3d0 R14: 000055901560bbc0 R15: 000055901561c780 [ 42.681751] [ 42.682149] irq event stamp: 1837 [ 42.682680] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 42.684069] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 42.685422] softirqs last enabled at (1806): [] handle_softirqs+0x50c/0x770 [ 42.686822] softirqs last disabled at (1801): [] __irq_exit_rcu+0xc4/0x100 [ 42.688180] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5769' (ECDSA) to the list of known hosts. 2025/11/18 05:20:19 fuzzer started 2025/11/18 05:20:19 dialing manager at localhost:37895 2025/11/18 05:20:19 checking machine... 2025/11/18 05:20:19 checking revisions... [ 43.543452] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:20:19 testing simple program... [ 43.648230] cgroup: Unknown subsys name 'net' [ 43.720902] cgroup: Unknown subsys name 'cpuset' [ 43.735628] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:20:18 Registers: info registers vcpu 0 RAX=ffff888009611bc0 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009627730 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011d83 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff81529369 RFL=00000006 [-----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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007faffe00b008 CR3=0000000009f84000 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=2038313a30323a353020383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038313a30323a3530203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002603b 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff37c26c38 CR3=000000000d702000 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=6f1b9b87efd6bb80d7417814ec182672 XMM02=2c67c8bc2e329bc30000000000305e20 XMM03=fb795ef6d65770560000000000313068 XMM04=095eed7b8112ebe300000000000ae988 XMM05=090f1556b20111b300000000003228f0 XMM06=5b75c91c804453420000000000322778 XMM07=e042d86d42eb936e0000000000313340 XMM08=584fd93135d3e31a0000000000305e80 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000