[ 39.549426] ------------[ cut here ]------------ [ 39.550356] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.552354] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 39.553832] Modules linked in: [ 39.554411] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.557885] Tainted: [W]=WARN [ 39.558577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.560058] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.561004] 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 [ 39.564158] RSP: 0018:ffff88801a26fbc0 EFLAGS: 00010286 [ 39.565151] RAX: 0000000000000000 RBX: ffffed100344df78 RCX: ffffffff813a4050 [ 39.566460] RDX: ffff888016cbd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.567750] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100344df2f [ 39.569045] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.570340] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a26fdf8 [ 39.571613] FS: 00007fcf4ab21900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.573069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.574154] CR2: 00007fcf4b013580 CR3: 0000000017ad5000 CR4: 0000000000350ef0 [ 39.575462] Call Trace: [ 39.575929] [ 39.576337] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.577241] ? __create_object+0x59/0x80 [ 39.578047] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.579019] __vmalloc_noprof+0x59/0x60 [ 39.579786] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.580681] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.581631] bpf_prog_alloc+0x39/0x200 [ 39.582318] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.583237] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.584131] do_seccomp+0x349/0x25e0 [ 39.584855] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.585752] ? __pfx_do_seccomp+0x10/0x10 [ 39.586538] ? find_held_lock+0x2b/0x80 [ 39.587251] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.588219] ? static_key_count+0x60/0x80 [ 39.589035] prctl_set_seccomp+0x4e/0x70 [ 39.589812] __do_sys_prctl+0xe6c/0x1d70 [ 39.590600] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.591406] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.592363] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.593348] ? irqentry_exit+0xf3/0x650 [ 39.594112] do_syscall_64+0xbf/0x430 [ 39.594850] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.595809] RIP: 0033:0x7fcf4b0135cd [ 39.596563] 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 [ 39.599739] RSP: 002b:00007ffe295c7820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.601119] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcf4b0135cd [ 39.602416] RDX: 0000557925a7ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.603734] RBP: 00007ffe295c7880 R08: 0000000000000000 R09: 00007ffe295c6f20 [ 39.605010] R10: 0000000000000000 R11: 0000000000000246 R12: 000055792f223b10 [ 39.606284] R13: 00007ffe295c7cb0 R14: 000055792f2242b0 R15: 000055792f2386f0 [ 39.607561] [ 39.607981] irq event stamp: 2123 [ 39.608628] hardirqs last enabled at (2133): [] __up_console_sem+0x78/0x80 [ 39.610148] hardirqs last disabled at (2142): [] __up_console_sem+0x5d/0x80 [ 39.611638] softirqs last enabled at (2070): [] handle_softirqs+0x50c/0x770 [ 39.613171] softirqs last disabled at (2065): [] __irq_exit_rcu+0xc4/0x100 [ 39.614664] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.914168] ------------[ cut here ]------------ [ 42.915071] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.917056] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.919805] Modules linked in: [ 42.920381] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.922406] Tainted: [W]=WARN [ 42.922999] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.924468] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.925331] 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 [ 42.928461] RSP: 0018:ffff88801a087bc0 EFLAGS: 00010286 [ 42.929377] RAX: 0000000000000000 RBX: ffffed1003410f78 RCX: ffffffff813a4050 [ 42.930639] RDX: ffff888009ded340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.931889] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003410f2f [ 42.933153] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.934405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a087df8 [ 42.935692] FS: 00007f71f3e9b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.937105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.938150] CR2: 00007ffd7e635ef8 CR3: 00000000073be000 CR4: 0000000000350ef0 [ 42.939410] Call Trace: [ 42.939905] [ 42.940310] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.941192] ? __create_object+0x59/0x80 [ 42.941960] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.942916] __vmalloc_noprof+0x59/0x60 [ 42.943675] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.944538] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.945400] bpf_prog_alloc+0x39/0x200 [ 42.946123] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.947035] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.947930] do_seccomp+0x349/0x25e0 [ 42.948642] ? find_held_lock+0x2b/0x80 [ 42.949344] ? do_prlimit+0x310/0x610 [ 42.950070] ? __pfx_do_seccomp+0x10/0x10 [ 42.950847] ? do_raw_spin_unlock+0x53/0x220 [ 42.951662] ? _raw_spin_unlock+0x1e/0x40 [ 42.952380] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.953327] ? static_key_count+0x60/0x80 [ 42.954120] prctl_set_seccomp+0x4e/0x70 [ 42.954890] __do_sys_prctl+0xe6c/0x1d70 [ 42.955661] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.956514] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.957426] ? irqentry_exit+0xf3/0x650 [ 42.958188] do_syscall_64+0xbf/0x430 [ 42.958918] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.959857] RIP: 0033:0x7f71f438d5cd [ 42.960557] 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 [ 42.963700] RSP: 002b:00007ffd7e6349b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.965057] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f71f438d5cd [ 42.966322] RDX: 00005584b0515e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.967574] RBP: 00007ffd7e634a10 R08: 0000000000000000 R09: 00007ffd7e6340b0 [ 42.968853] R10: 0000000000000000 R11: 0000000000000246 R12: 00005584ce5cebf0 [ 42.970001] R13: 00007ffd7e634e40 R14: 00005584ce5d8380 R15: 00005584ce5e3460 [ 42.971065] [ 42.971414] irq event stamp: 2101 [ 42.971951] hardirqs last enabled at (2111): [] __up_console_sem+0x78/0x80 [ 42.973214] hardirqs last disabled at (2120): [] __up_console_sem+0x5d/0x80 [ 42.974468] softirqs last enabled at (1860): [] handle_softirqs+0x50c/0x770 [ 42.975746] softirqs last disabled at (1855): [] __irq_exit_rcu+0xc4/0x100 [ 42.976997] ---[ end trace 0000000000000000 ]--- [ 43.730629] ------------[ cut here ]------------ [ 43.731537] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.733582] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/257 [ 43.735247] Modules linked in: [ 43.735957] CPU: 1 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.737965] Tainted: [W]=WARN [ 43.738578] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.740074] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.741012] 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 [ 43.744236] RSP: 0018:ffff88800f47fbc0 EFLAGS: 00010286 [ 43.745244] RAX: 0000000000000000 RBX: ffffed1001e8ff78 RCX: ffffffff813a4050 [ 43.746534] RDX: ffff8880137eb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.747828] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e8ff2f [ 43.749121] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.750405] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f47fdf8 [ 43.751706] FS: 00007fd193668900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.753158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.754204] CR2: 00007fd193bce4a6 CR3: 000000000b9f1000 CR4: 0000000000350ef0 [ 43.755499] Call Trace: [ 43.755969] [ 43.756382] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.757287] ? __create_object+0x59/0x80 [ 43.758073] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.759050] __vmalloc_noprof+0x59/0x60 [ 43.759833] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.760741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.761678] bpf_prog_alloc+0x39/0x200 [ 43.762384] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.763314] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.764218] do_seccomp+0x349/0x25e0 [ 43.764980] ? find_held_lock+0x2b/0x80 [ 43.765758] ? do_prlimit+0x310/0x610 [ 43.766514] ? __pfx_do_seccomp+0x10/0x10 [ 43.767275] ? do_raw_spin_unlock+0x53/0x220 [ 43.768108] ? _raw_spin_unlock+0x1e/0x40 [ 43.768913] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.769870] ? static_key_count+0x60/0x80 [ 43.770666] prctl_set_seccomp+0x4e/0x70 [ 43.771393] __do_sys_prctl+0xe6c/0x1d70 [ 43.772198] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.773063] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.774032] ? irqentry_exit+0xf3/0x650 [ 43.774809] do_syscall_64+0xbf/0x430 [ 43.775555] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.776525] RIP: 0033:0x7fd193b5a5cd [ 43.777199] 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 [ 43.780375] RSP: 002b:00007ffc2be1a230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.781781] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd193b5a5cd [ 43.783066] RDX: 0000555a799b8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.784356] RBP: 00007ffc2be1a290 R08: 0000000000000000 R09: 00007ffc2be19930 [ 43.785655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555aa28f5240 [ 43.786951] R13: 00007ffc2be1a6c0 R14: 0000555aa28f4bf0 R15: 0000555aa29094d0 [ 43.788277] [ 43.788763] irq event stamp: 1847 [ 43.789366] hardirqs last enabled at (1855): [] __up_console_sem+0x78/0x80 [ 43.790899] hardirqs last disabled at (1864): [] __up_console_sem+0x5d/0x80 [ 43.792467] softirqs last enabled at (1834): [] handle_softirqs+0x50c/0x770 [ 43.793830] softirqs last disabled at (1829): [] __irq_exit_rcu+0xc4/0x100 [ 43.795083] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8454' (ECDSA) to the list of known hosts. 2025/11/19 03:40:12 fuzzer started 2025/11/19 03:40:12 dialing manager at localhost:34383 2025/11/19 03:40:12 checking machine... 2025/11/19 03:40:12 checking revisions... [ 44.748030] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:40:12 testing simple program... [ 44.832692] cgroup: Unknown subsys name 'net' [ 44.897060] cgroup: Unknown subsys name 'cpuset' [ 44.913016] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:40:11 Registers: info registers vcpu 0 RAX=00000000be4430d4 RBX=000000008a576c0d RCX=ffff888017981bc0 RDX=000000000000000e RSI=0000000044833157 RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88801696f588 R8 =0000000049db7745 R9 =ffff88806c26c0d0 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000082cc0 R14=ffff88801696f5f0 R15=000000000000000e RIP=ffffffff82642ba6 RFL=00000282 [--S----] 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 00007f71f3e9b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd7e62e000 CR3=000000001eab7000 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=0000000000025d19 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=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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f71f44530b0 CR3=000000001eab7000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000