syzkaller login: [ 45.646252] ------------[ cut here ]------------ [ 45.647180] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.649141] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 45.650581] Modules linked in: [ 45.651164] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.653130] Tainted: [W]=WARN [ 45.653732] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.655231] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.656137] 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 [ 45.659311] RSP: 0018:ffff888017d17bc0 EFLAGS: 00010286 [ 45.660295] RAX: 0000000000000000 RBX: ffffed1002fa2f78 RCX: ffffffff813a4050 [ 45.661587] RDX: ffff888017dd8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.662890] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa2f2f [ 45.664159] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.665431] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d17df8 [ 45.666734] FS: 00007f2af4b30900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.668159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.669213] CR2: 00007ffe3383def8 CR3: 000000000d58b000 CR4: 0000000000350ef0 [ 45.670501] Call Trace: [ 45.670958] [ 45.671394] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.672232] ? __create_object+0x59/0x80 [ 45.672999] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.673951] __vmalloc_noprof+0x59/0x60 [ 45.674718] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.675599] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.676523] bpf_prog_alloc+0x39/0x200 [ 45.677212] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.678141] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.679053] do_seccomp+0x349/0x25e0 [ 45.679764] ? find_held_lock+0x2b/0x80 [ 45.680518] ? do_prlimit+0x310/0x610 [ 45.681213] ? __pfx_do_seccomp+0x10/0x10 [ 45.682000] ? do_raw_spin_unlock+0x53/0x220 [ 45.682855] ? _raw_spin_unlock+0x1e/0x40 [ 45.683623] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.684576] ? static_key_count+0x60/0x80 [ 45.685365] prctl_set_seccomp+0x4e/0x70 [ 45.686093] __do_sys_prctl+0xe6c/0x1d70 [ 45.686880] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.687733] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.688709] ? irqentry_exit+0xf3/0x650 [ 45.689465] do_syscall_64+0xbf/0x430 [ 45.690156] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.691108] RIP: 0033:0x7f2af50225cd [ 45.691816] 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 [ 45.694967] RSP: 002b:00007ffe3383cb90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.696316] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2af50225cd [ 45.697602] RDX: 000055b78a67de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.698890] RBP: 00007ffe3383cbf0 R08: 0000000000000000 R09: 00007ffe3383c290 [ 45.700164] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b79dfa6240 [ 45.701446] R13: 00007ffe3383d020 R14: 000055b79dfa5bf0 R15: 000055b79dfba4d0 [ 45.702748] [ 45.703170] irq event stamp: 1733 [ 45.703765] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 45.705025] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 45.706281] softirqs last enabled at (1268): [] handle_softirqs+0x50c/0x770 [ 45.707591] softirqs last disabled at (1259): [] __irq_exit_rcu+0xc4/0x100 [ 45.708850] ---[ end trace 0000000000000000 ]--- [ 49.056462] ------------[ cut here ]------------ [ 49.057436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.059455] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.060923] Modules linked in: [ 49.061609] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.063643] Tainted: [W]=WARN [ 49.064207] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.065687] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.066670] 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 [ 49.069989] RSP: 0018:ffff888019f6fbc0 EFLAGS: 00010286 [ 49.071046] RAX: 0000000000000000 RBX: ffffed10033edf78 RCX: ffffffff813a4050 [ 49.072361] RDX: ffff88800a865340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.073678] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033edf2f [ 49.074999] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.076304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f6fdf8 [ 49.077623] FS: 00007f7ebf699900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.079106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.080191] CR2: 00007ffdb146bef8 CR3: 000000000d2f6000 CR4: 0000000000350ef0 [ 49.081468] Call Trace: [ 49.081967] [ 49.082439] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.083443] ? __create_object+0x59/0x80 [ 49.084196] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.085173] __vmalloc_noprof+0x59/0x60 [ 49.085940] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.086844] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.087787] bpf_prog_alloc+0x39/0x200 [ 49.088541] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.089474] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.090467] do_seccomp+0x349/0x25e0 [ 49.091177] ? find_held_lock+0x2b/0x80 [ 49.091967] ? do_prlimit+0x310/0x610 [ 49.092703] ? __pfx_do_seccomp+0x10/0x10 [ 49.093554] ? do_raw_spin_unlock+0x53/0x220 [ 49.094532] ? _raw_spin_unlock+0x1e/0x40 [ 49.095281] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.096263] ? static_key_count+0x60/0x80 [ 49.097089] prctl_set_seccomp+0x4e/0x70 [ 49.097866] __do_sys_prctl+0xe6c/0x1d70 [ 49.098731] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.099671] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.100656] ? irqentry_exit+0xf3/0x650 [ 49.101429] do_syscall_64+0xbf/0x430 [ 49.102121] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.103127] RIP: 0033:0x7f7ebfb8b5cd [ 49.103841] 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 [ 49.107092] RSP: 002b:00007ffdb14695f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.108487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ebfb8b5cd [ 49.109788] RDX: 0000560422b32e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.111101] RBP: 00007ffdb1469650 R08: 0000000000000000 R09: 00007ffdb1468cf0 [ 49.112173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560451195bf0 [ 49.113249] R13: 00007ffdb1469a80 R14: 000056045119f380 R15: 00005604511aa460 [ 49.114350] [ 49.114720] irq event stamp: 1777 [ 49.115224] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 49.116508] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 49.117774] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 49.119109] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 49.120389] ---[ end trace 0000000000000000 ]--- [ 49.890816] ------------[ cut here ]------------ [ 49.891754] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.893729] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.895239] Modules linked in: [ 49.895908] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.897869] Tainted: [W]=WARN [ 49.898480] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.899949] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.900874] 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 [ 49.904012] RSP: 0018:ffff88800ee7fbc0 EFLAGS: 00010286 [ 49.904988] RAX: 0000000000000000 RBX: ffffed1001dcff78 RCX: ffffffff813a4050 [ 49.906255] RDX: ffff888016e40000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.907549] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dcff2f [ 49.908800] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.910076] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ee7fdf8 [ 49.911372] FS: 00007f410f69d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.912791] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.913843] CR2: 00007ffc7cdfcef8 CR3: 000000001ed71000 CR4: 0000000000350ef0 [ 49.915125] Call Trace: [ 49.915640] [ 49.916046] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.916938] ? __create_object+0x59/0x80 [ 49.917722] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.918684] __vmalloc_noprof+0x59/0x60 [ 49.919425] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.920235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.921150] bpf_prog_alloc+0x39/0x200 [ 49.921886] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.922821] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.923708] do_seccomp+0x349/0x25e0 [ 49.924424] ? find_held_lock+0x2b/0x80 [ 49.925128] ? do_prlimit+0x310/0x610 [ 49.925873] ? __pfx_do_seccomp+0x10/0x10 [ 49.926653] ? do_raw_spin_unlock+0x53/0x220 [ 49.927496] ? _raw_spin_unlock+0x1e/0x40 [ 49.928240] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.929211] ? static_key_count+0x60/0x80 [ 49.930012] prctl_set_seccomp+0x4e/0x70 [ 49.930800] __do_sys_prctl+0xe6c/0x1d70 [ 49.931608] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.932482] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.933465] ? irqentry_exit+0xf3/0x650 [ 49.934190] do_syscall_64+0xbf/0x430 [ 49.934945] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.935897] RIP: 0033:0x7f410fb8f5cd [ 49.936611] 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 [ 49.939825] RSP: 002b:00007ffc7cdfbd90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.941202] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f410fb8f5cd [ 49.942502] RDX: 0000564b66085e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.943763] RBP: 00007ffc7cdfbdf0 R08: 0000000000000000 R09: 00007ffc7cdfb490 [ 49.944863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ba5e29bf0 [ 49.945982] R13: 00007ffc7cdfc220 R14: 0000564ba5e33380 R15: 0000564ba5e3e460 [ 49.947116] [ 49.947513] irq event stamp: 1769 [ 49.948045] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 49.949356] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 49.950704] softirqs last enabled at (1622): [] handle_softirqs+0x50c/0x770 [ 49.952032] softirqs last disabled at (1617): [] __irq_exit_rcu+0xc4/0x100 [ 49.953316] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36865' (ECDSA) to the list of known hosts. 2025/11/19 05:35:59 fuzzer started 2025/11/19 05:35:59 dialing manager at localhost:34383 2025/11/19 05:35:59 checking machine... 2025/11/19 05:35:59 checking revisions... [ 50.825669] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:35:59 testing simple program... [ 50.925159] cgroup: Unknown subsys name 'net' [ 50.994124] cgroup: Unknown subsys name 'cpuset' [ 51.012870] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:35:58 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08da0 RCX=ffff88806ce089a4 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff88800a864228 RBP=ffff88806ce01000 RSP=ffff88806ce089c8 R8 =ffffffff86ab8458 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000255cb R12=ffff88806ce08a01 R13=ffff88806ce08a98 R14=ffff88800a863780 R15=0000000000000003 RIP=ffffffff81529029 RFL=00000292 [--S-A--] 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 00007f7ebf699900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb1463000 CR3=000000001ee18000 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=6720646572637465733a4d41503d706f 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=00000000000244a5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe228855c8 CR3=000000000e3b2000 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=a0ea122bc67cbd95d948f3dd9e0d9dc2 XMM02=0000000000302898ec2efd57dc4c00df XMM03=000000000030e0a87b097f8e4bfaf522 XMM04=646d13b2a214585b00000000000ae988 XMM05=090f1556b20111b3000000000031e1b0 XMM06=5b75c91c80445342000000000031e038 XMM07=e042d86d42eb936e000000000030f1f8 XMM08=7b097f8e4bfaf52200000000003028f8 XMM09=00000000000000000000000000000000 XMM10=00002020202020200020200000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000