syzkaller login: [ 38.939344] ------------[ cut here ]------------ [ 38.940262] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.942315] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.943795] Modules linked in: [ 38.944676] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.946757] Tainted: [W]=WARN [ 38.947387] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.948841] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.949743] 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 [ 38.952855] RSP: 0018:ffff888019c57bc0 EFLAGS: 00010286 [ 38.953822] RAX: 0000000000000000 RBX: ffffed100338af78 RCX: ffffffff813a4050 [ 38.955088] RDX: ffff888018315340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.956345] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100338af2f [ 38.957629] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.958897] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c57df8 [ 38.960180] FS: 00007fbb501ae900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.961595] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.962642] CR2: 00007ffe17233ef7 CR3: 000000001d978000 CR4: 0000000000350ef0 [ 38.963923] Call Trace: [ 38.964425] [ 38.964826] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.965723] ? __create_object+0x59/0x80 [ 38.966490] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.967465] __vmalloc_noprof+0x59/0x60 [ 38.968226] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.969039] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.969965] bpf_prog_alloc+0x39/0x200 [ 38.970688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.971618] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.972511] do_seccomp+0x349/0x25e0 [ 38.973224] ? find_held_lock+0x2b/0x80 [ 38.973928] ? do_prlimit+0x310/0x610 [ 38.974661] ? __pfx_do_seccomp+0x10/0x10 [ 38.975454] ? do_raw_spin_unlock+0x53/0x220 [ 38.976279] ? _raw_spin_unlock+0x1e/0x40 [ 38.977006] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.977956] ? static_key_count+0x60/0x80 [ 38.978749] prctl_set_seccomp+0x4e/0x70 [ 38.979528] __do_sys_prctl+0xe6c/0x1d70 [ 38.980309] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.981111] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.982065] ? irqentry_exit+0xf3/0x650 [ 38.982821] do_syscall_64+0xbf/0x430 [ 38.983563] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.984503] RIP: 0033:0x7fbb506a05cd [ 38.985201] 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 [ 38.988311] RSP: 002b:00007ffe17232ae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.989660] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb506a05cd [ 38.990941] RDX: 00005559cd1a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.992213] RBP: 00007ffe17232b40 R08: 0000000000000000 R09: 00007ffe172321e0 [ 38.993474] R10: 0000000000000000 R11: 0000000000000246 R12: 00005559d06b0bf0 [ 38.994737] R13: 00007ffe17232f70 R14: 00005559d06ba380 R15: 00005559d06c5460 [ 38.996031] [ 38.996497] irq event stamp: 1807 [ 38.997088] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 38.998608] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 39.000103] softirqs last enabled at (1794): [] handle_softirqs+0x50c/0x770 [ 39.001647] softirqs last disabled at (1841): [] __irq_exit_rcu+0xc4/0x100 [ 39.003155] ---[ end trace 0000000000000000 ]--- [ 42.317623] ------------[ cut here ]------------ [ 42.318108] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.319276] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.320057] Modules linked in: [ 42.320417] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.321500] Tainted: [W]=WARN [ 42.321808] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.322616] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.323099] 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 [ 42.324871] RSP: 0018:ffff888019f6fbc0 EFLAGS: 00010286 [ 42.325405] RAX: 0000000000000000 RBX: ffffed10033edf78 RCX: ffffffff813a4050 [ 42.326081] RDX: ffff88801bc6d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.326761] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033edf2f [ 42.327475] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.328165] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f6fdf8 [ 42.328825] FS: 00007f5a070ca900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.329623] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.330204] CR2: 00007ffe3aeddef7 CR3: 000000000a21e000 CR4: 0000000000350ef0 [ 42.330887] Call Trace: [ 42.331183] [ 42.331427] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.331885] ? __create_object+0x59/0x80 [ 42.332315] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.332814] __vmalloc_noprof+0x59/0x60 [ 42.333221] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.333661] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.334166] bpf_prog_alloc+0x39/0x200 [ 42.334540] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.335012] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.335513] do_seccomp+0x349/0x25e0 [ 42.335876] ? find_held_lock+0x2b/0x80 [ 42.336282] ? do_prlimit+0x310/0x610 [ 42.336658] ? __pfx_do_seccomp+0x10/0x10 [ 42.337056] ? do_raw_spin_unlock+0x53/0x220 [ 42.337504] ? _raw_spin_unlock+0x1e/0x40 [ 42.337901] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.338425] ? static_key_count+0x60/0x80 [ 42.338830] prctl_set_seccomp+0x4e/0x70 [ 42.339264] __do_sys_prctl+0xe6c/0x1d70 [ 42.339682] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.340118] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.340639] ? irqentry_exit+0xf3/0x650 [ 42.341020] do_syscall_64+0xbf/0x430 [ 42.341434] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.341927] RIP: 0033:0x7f5a075bc5cd [ 42.342309] 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 [ 42.344035] RSP: 002b:00007ffe3aedbaa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.344776] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a075bc5cd [ 42.345478] RDX: 000055bd00cd0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.346182] RBP: 00007ffe3aedbb00 R08: 0000000000000000 R09: 00007ffe3aedb1a0 [ 42.346856] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bd09796ad0 [ 42.347567] R13: 00007ffe3aedbf30 R14: 000055bd09797bc0 R15: 000055bd097a8780 [ 42.348284] [ 42.348514] irq event stamp: 1699 [ 42.348844] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 42.349690] hardirqs last disabled at (1716): [] __up_console_sem+0x5d/0x80 [ 42.350521] softirqs last enabled at (1238): [] handle_softirqs+0x50c/0x770 [ 42.351384] softirqs last disabled at (1229): [] __irq_exit_rcu+0xc4/0x100 [ 42.352222] ---[ end trace 0000000000000000 ]--- [ 43.223749] ------------[ cut here ]------------ [ 43.224700] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.226790] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.228274] Modules linked in: [ 43.228873] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.230846] Tainted: [W]=WARN [ 43.231467] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.232933] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.233855] 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 [ 43.237058] RSP: 0018:ffff888016c17bc0 EFLAGS: 00010286 [ 43.238028] RAX: 0000000000000000 RBX: ffffed1002d82f78 RCX: ffffffff813a4050 [ 43.239332] RDX: ffff888017975340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.240632] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d82f2f [ 43.242163] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.243464] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c17df8 [ 43.244765] FS: 00007efe2e83a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.246210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.247293] CR2: 00007ffe53a15ef7 CR3: 000000000e276000 CR4: 0000000000350ef0 [ 43.248574] Call Trace: [ 43.249047] [ 43.249504] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.250417] ? __create_object+0x59/0x80 [ 43.251220] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.252208] __vmalloc_noprof+0x59/0x60 [ 43.252916] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.253802] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.254730] bpf_prog_alloc+0x39/0x200 [ 43.255485] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.256427] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.257329] do_seccomp+0x349/0x25e0 [ 43.258015] ? find_held_lock+0x2b/0x80 [ 43.258780] ? do_prlimit+0x310/0x610 [ 43.259531] ? __pfx_do_seccomp+0x10/0x10 [ 43.260332] ? do_raw_spin_unlock+0x53/0x220 [ 43.261181] ? _raw_spin_unlock+0x1e/0x40 [ 43.261922] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.262885] ? static_key_count+0x60/0x80 [ 43.263711] prctl_set_seccomp+0x4e/0x70 [ 43.264483] __do_sys_prctl+0xe6c/0x1d70 [ 43.265276] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.266101] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.267099] ? irqentry_exit+0xf3/0x650 [ 43.267875] do_syscall_64+0xbf/0x430 [ 43.268617] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.269574] RIP: 0033:0x7efe2ed2c5cd [ 43.270273] 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 [ 43.273481] RSP: 002b:00007ffe53a134c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.274856] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe2ed2c5cd [ 43.276173] RDX: 000055d4e3c37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.277455] RBP: 00007ffe53a13520 R08: 0000000000000000 R09: 00007ffe53a12bc0 [ 43.278747] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d51eaab240 [ 43.279997] R13: 00007ffe53a13950 R14: 000055d51eaaabf0 R15: 000055d51eabf4d0 [ 43.281091] [ 43.281479] irq event stamp: 1795 [ 43.281987] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 43.283285] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 43.284538] softirqs last enabled at (1792): [] handle_softirqs+0x50c/0x770 [ 43.285821] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100 [ 43.287103] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27648' (ECDSA) to the list of known hosts. 2025/11/18 01:47:11 fuzzer started 2025/11/18 01:47:12 dialing manager at localhost:37895 2025/11/18 01:47:12 checking machine... 2025/11/18 01:47:12 checking revisions... [ 44.207082] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:47:12 testing simple program... [ 44.302602] cgroup: Unknown subsys name 'net' [ 44.356063] cgroup: Unknown subsys name 'cpuset' [ 44.378633] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:47:11 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff88801bc6b780 RCX=0000000000000000 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff88801bc6c1d8 RSP=ffff88801763f848 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88801bc6c1d8 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527119 RFL=00000007 [-----PC] 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 00007f5a070ca900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe3aed5000 CR3=000000001bf31000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=00007fed2c289000 RCX=ffffffff822bdabf RDX=ffff888017971bc0 RSI=000000000000ffff RDI=0000000000000007 RBP=00007fed2c289000 RSP=ffff88801bc878c0 R8 =0000000000000000 R9 =ffffed1002f2e378 R10=00007fed2c289000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000001 R14=0000000000000012 R15=00007fed2c289000 RIP=ffffffff81751c74 RFL=00000212 [----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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000561bd4b00650 CR3=000000000e41c000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=fc59811dc3f9d54200000000000ae988 XMM05=b79018cea4b1045900000000003207a0 XMM06=d96330e2d2db8632000000000031f8e8 XMM07=fb795ef6d6577056000000000030ef98 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000