syzkaller login: [ 53.942208] ------------[ cut here ]------------ [ 53.943118] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 53.945212] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 53.946800] Modules linked in: [ 53.947406] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 53.949379] Tainted: [W]=WARN [ 53.949970] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 53.951432] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 53.952337] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 53.955521] RSP: 0018:ffff8880143afbc0 EFLAGS: 00010286 [ 53.956441] RAX: 0000000000000000 RBX: ffffed1002875f78 RCX: ffffffff813a4050 [ 53.957730] RDX: ffff888016035340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 53.959007] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002875f2f [ 53.960293] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 53.961587] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880143afdf8 [ 53.962881] FS: 00007f36acc49900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 53.964302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.965357] CR2: 00007f36ad1af4a6 CR3: 000000000ec0d000 CR4: 0000000000350ef0 [ 53.966625] Call Trace: [ 53.967083] [ 53.967539] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 53.968378] ? __create_object+0x59/0x80 [ 53.969147] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 53.970629] __vmalloc_noprof+0x59/0x60 [ 53.971340] bpf_prog_alloc_no_stats+0x55/0x470 [ 53.972205] ? __pfx_seccomp_check_filter+0x10/0x10 [ 53.973119] bpf_prog_alloc+0x39/0x200 [ 53.973865] ? __pfx_seccomp_check_filter+0x10/0x10 [ 53.974779] bpf_prog_create_from_user+0xb2/0x2f0 [ 53.975720] do_seccomp+0x349/0x25e0 [ 53.976395] ? find_held_lock+0x2b/0x80 [ 53.977147] ? do_prlimit+0x310/0x610 [ 53.977891] ? __pfx_do_seccomp+0x10/0x10 [ 53.978679] ? do_raw_spin_unlock+0x53/0x220 [ 53.979468] ? _raw_spin_unlock+0x1e/0x40 [ 53.980270] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 53.981227] ? static_key_count+0x60/0x80 [ 53.982033] prctl_set_seccomp+0x4e/0x70 [ 53.982812] __do_sys_prctl+0xe6c/0x1d70 [ 53.983606] ? __pfx___do_sys_prctl+0x10/0x10 [ 53.984436] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 53.985395] ? irqentry_exit+0xf3/0x650 [ 53.986146] do_syscall_64+0xbf/0x430 [ 53.986876] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.987832] RIP: 0033:0x7f36ad13b5cd [ 53.988476] 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 [ 53.991659] RSP: 002b:00007ffdcff68060 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 53.992995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f36ad13b5cd [ 53.994253] RDX: 0000560979ce3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 53.995549] RBP: 00007ffdcff680c0 R08: 0000000000000000 R09: 00007ffdcff67760 [ 53.996816] R10: 0000000000000000 R11: 0000000000000246 R12: 000056097b173ad0 [ 53.998096] R13: 00007ffdcff684f0 R14: 000056097b174bc0 R15: 000056097b185780 [ 53.999385] [ 53.999858] irq event stamp: 1775 [ 54.000472] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 54.002004] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 54.003539] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 54.005070] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 54.006550] ---[ end trace 0000000000000000 ]--- [ 56.896421] ------------[ cut here ]------------ [ 56.897358] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 56.899353] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 56.900803] Modules linked in: [ 56.901399] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 56.903410] Tainted: [W]=WARN [ 56.904004] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 56.905743] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 56.906718] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 56.909924] RSP: 0018:ffff88800ac1fbc0 EFLAGS: 00010286 [ 56.910907] RAX: 0000000000000000 RBX: ffffed1001583f78 RCX: ffffffff813a4050 [ 56.912208] RDX: ffff8880142ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 56.913512] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001583f2f [ 56.914804] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 56.916120] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ac1fdf8 [ 56.917425] FS: 00007fdc8a222900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 56.918873] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.919945] CR2: 00007fdc8a714580 CR3: 000000000d784000 CR4: 0000000000350ef0 [ 56.921221] Call Trace: [ 56.921719] [ 56.922127] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 56.923024] ? __create_object+0x59/0x80 [ 56.923816] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 56.924778] __vmalloc_noprof+0x59/0x60 [ 56.925524] bpf_prog_alloc_no_stats+0x55/0x470 [ 56.926350] ? __pfx_seccomp_check_filter+0x10/0x10 [ 56.927270] bpf_prog_alloc+0x39/0x200 [ 56.928015] ? __pfx_seccomp_check_filter+0x10/0x10 [ 56.928964] bpf_prog_create_from_user+0xb2/0x2f0 [ 56.929863] do_seccomp+0x349/0x25e0 [ 56.930594] ? __pfx_css_rstat_updated+0x10/0x10 [ 56.931468] ? __pfx_do_seccomp+0x10/0x10 [ 56.932271] ? find_held_lock+0x2b/0x80 [ 56.933043] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 56.934013] ? static_key_count+0x60/0x80 [ 56.934824] prctl_set_seccomp+0x4e/0x70 [ 56.935624] __do_sys_prctl+0xe6c/0x1d70 [ 56.936372] ? __pfx___do_sys_prctl+0x10/0x10 [ 56.937243] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 56.938206] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 56.939169] ? irqentry_exit+0xf3/0x650 [ 56.939938] do_syscall_64+0xbf/0x430 [ 56.940684] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.941656] RIP: 0033:0x7fdc8a7145cd [ 56.942332] 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 [ 56.945553] RSP: 002b:00007fffe404ed40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 56.946936] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc8a7145cd [ 56.948247] RDX: 0000562943eaae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 56.949535] RBP: 00007fffe404eda0 R08: 0000000000000000 R09: 00007fffe404e440 [ 56.950828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562974a6ead0 [ 56.952078] R13: 00007fffe404f1d0 R14: 0000562974a6fbc0 R15: 0000562974a80780 [ 56.953234] [ 56.953646] irq event stamp: 1813 [ 56.954185] hardirqs last enabled at (1821): [] __up_console_sem+0x78/0x80 [ 56.955593] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 56.956954] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 56.958322] softirqs last disabled at (1829): [] __irq_exit_rcu+0xc4/0x100 [ 56.959676] ---[ end trace 0000000000000000 ]--- [ 57.724050] ------------[ cut here ]------------ [ 57.725108] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.727128] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 57.728568] Modules linked in: [ 57.729152] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 57.731119] Tainted: [W]=WARN [ 57.731732] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.733184] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.734089] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 57.737210] RSP: 0018:ffff88800d60fbc0 EFLAGS: 00010286 [ 57.738173] RAX: 0000000000000000 RBX: ffffed1001ac1f78 RCX: ffffffff813a4050 [ 57.739442] RDX: ffff888017c00000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.740723] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ac1f2f [ 57.741981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.743229] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d60fdf8 [ 57.744743] FS: 00007fce954bb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.746525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.747628] CR2: 00007ffde1939ef8 CR3: 000000000e157000 CR4: 0000000000350ef0 [ 57.748989] Call Trace: [ 57.749449] [ 57.749934] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.750884] ? __create_object+0x59/0x80 [ 57.751687] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.752655] __vmalloc_noprof+0x59/0x60 [ 57.753364] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.754217] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.755137] bpf_prog_alloc+0x39/0x200 [ 57.755879] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.756797] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.757675] do_seccomp+0x349/0x25e0 [ 57.758330] ? find_held_lock+0x2b/0x80 [ 57.759079] ? do_prlimit+0x310/0x610 [ 57.759823] ? __pfx_do_seccomp+0x10/0x10 [ 57.760594] ? do_raw_spin_unlock+0x53/0x220 [ 57.761375] ? _raw_spin_unlock+0x1e/0x40 [ 57.762133] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.763083] ? static_key_count+0x60/0x80 [ 57.763984] prctl_set_seccomp+0x4e/0x70 [ 57.764771] __do_sys_prctl+0xe6c/0x1d70 [ 57.765543] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.766370] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.767366] ? irqentry_exit+0xf3/0x650 [ 57.768153] do_syscall_64+0xbf/0x430 [ 57.768898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.769882] RIP: 0033:0x7fce959ad5cd [ 57.770598] 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 [ 57.773810] RSP: 002b:00007ffde19373c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.775158] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce959ad5cd [ 57.776425] RDX: 000055fa59364e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.777688] RBP: 00007ffde1937420 R08: 0000000000000000 R09: 00007ffde1936ac0 [ 57.778947] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa8f455240 [ 57.780216] R13: 00007ffde1937850 R14: 000055fa8f454bf0 R15: 000055fa8f4694d0 [ 57.781521] [ 57.781939] irq event stamp: 1709 [ 57.782566] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 57.784085] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 57.785363] softirqs last enabled at (1666): [] handle_softirqs+0x50c/0x770 [ 57.786617] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 57.787866] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19154' (ECDSA) to the list of known hosts. 2025/11/19 01:55:29 fuzzer started 2025/11/19 01:55:30 dialing manager at localhost:34383 2025/11/19 01:55:30 checking machine... 2025/11/19 01:55:30 checking revisions... [ 58.696671] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:55:30 testing simple program... [ 58.779019] cgroup: Unknown subsys name 'net' [ 58.836129] cgroup: Unknown subsys name 'cpuset' [ 58.853764] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:55:29 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffffffff87aa8340 RCX=0000000000001107 RDX=1ffffffff0b51b90 RSI=0000000000000008 RDI=ffffffff85a8dc80 RBP=0000000000000000 RSP=ffff88806ce08fc8 R8 =ffff888017c01bc0 R9 =0000000000000001 R10=ffffffff8664f857 R11=ffffffff85e2b9c0 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff814eac13 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1896b2a000 CR3=000000000d94a000 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=2039323a35353a313020393120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038323a35353a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff8880e548f000 RCX=ffffffff86a0bbf4 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffff88806cf31cd0 RBP=ffffffff85e1ffe0 RSP=ffff88806cf089a8 R8 =ffffffff86a0bbf8 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000089b8 R12=ffffffff8135e7a2 R13=ffff88806cf08ab8 R14=ffff88806cf08ff8 R15=ffff88806cf08a70 RIP=ffffffff815bd154 RFL=00000286 [--S--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 00007fdc8a222900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffe4048000 CR3=0000000017d51000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000