[ 38.840563] ------------[ cut here ]------------ [ 38.841004] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.841934] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.842582] Modules linked in: [ 38.842884] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.843803] Tainted: [W]=WARN [ 38.844057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.844737] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.845144] 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 [ 38.846610] RSP: 0018:ffff88801966fbc0 EFLAGS: 00010286 [ 38.847061] RAX: 0000000000000000 RBX: ffffed10032cdf78 RCX: ffffffff813a4050 [ 38.847755] RDX: ffff888016ed9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.848323] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032cdf2f [ 38.848942] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.849515] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801966fdf8 [ 38.850105] FS: 00007f926cf02900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.850770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.851238] CR2: 00007f926d3f4580 CR3: 000000001c211000 CR4: 0000000000350ef0 [ 38.851829] Call Trace: [ 38.852040] [ 38.852229] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.852618] ? __create_object+0x59/0x80 [ 38.852984] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.853414] __vmalloc_noprof+0x59/0x60 [ 38.853765] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.854147] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.854554] bpf_prog_alloc+0x39/0x200 [ 38.854905] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.855313] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.855731] do_seccomp+0x349/0x25e0 [ 38.856044] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.856439] ? __pfx_do_seccomp+0x10/0x10 [ 38.856801] ? find_held_lock+0x2b/0x80 [ 38.857132] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.857553] ? static_key_count+0x60/0x80 [ 38.857929] prctl_set_seccomp+0x4e/0x70 [ 38.858271] __do_sys_prctl+0xe6c/0x1d70 [ 38.858610] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.859019] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.859438] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.859884] ? irqentry_exit+0xf3/0x650 [ 38.860222] do_syscall_64+0xbf/0x430 [ 38.860540] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.860981] RIP: 0033:0x7f926d3f45cd [ 38.861289] 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 [ 38.862748] RSP: 002b:00007ffe7a014cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.863351] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f926d3f45cd [ 38.863938] RDX: 000055c4b4c3ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.864505] RBP: 00007ffe7a014d10 R08: 0000000000000000 R09: 00007ffe7a0143b0 [ 38.865086] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c4e68f1ad0 [ 38.865674] R13: 00007ffe7a015140 R14: 000055c4e68f2bc0 R15: 000055c4e6903780 [ 38.866253] [ 38.866445] irq event stamp: 1793 [ 38.866750] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 38.867429] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 38.868128] softirqs last enabled at (1440): [] handle_softirqs+0x50c/0x770 [ 38.868834] softirqs last disabled at (1419): [] __irq_exit_rcu+0xc4/0x100 [ 38.869503] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.020987] ------------[ cut here ]------------ [ 41.021770] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.023447] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.024650] Modules linked in: [ 41.025140] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.026888] Tainted: [W]=WARN [ 41.027361] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.028580] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.029340] 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 [ 41.032138] RSP: 0018:ffff888016947bc0 EFLAGS: 00010286 [ 41.032951] RAX: 0000000000000000 RBX: ffffed1002d28f78 RCX: ffffffff813a4050 [ 41.034006] RDX: ffff88800f430000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.035097] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d28f2f [ 41.036151] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.037219] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016947df8 [ 41.038273] FS: 00007fb640376900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.039490] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.040367] CR2: 00007fb640868580 CR3: 00000000210ed000 CR4: 0000000000350ef0 [ 41.041421] Call Trace: [ 41.041835] [ 41.042175] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.042951] ? __create_object+0x59/0x80 [ 41.043561] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.044360] __vmalloc_noprof+0x59/0x60 [ 41.044988] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.045712] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.046442] bpf_prog_alloc+0x39/0x200 [ 41.047087] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.047857] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.048568] do_seccomp+0x349/0x25e0 [ 41.049160] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.049900] ? __pfx_do_seccomp+0x10/0x10 [ 41.050511] ? find_held_lock+0x2b/0x80 [ 41.051172] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.051974] ? static_key_count+0x60/0x80 [ 41.052600] prctl_set_seccomp+0x4e/0x70 [ 41.053242] __do_sys_prctl+0xe6c/0x1d70 [ 41.053892] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.054562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.055387] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.056184] ? irqentry_exit+0xf3/0x650 [ 41.056824] do_syscall_64+0xbf/0x430 [ 41.057400] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.058184] RIP: 0033:0x7fb6408685cd [ 41.058789] 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 [ 41.061399] RSP: 002b:00007fff6a88f150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.062533] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6408685cd [ 41.063650] RDX: 000055c54ff36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.064703] RBP: 00007fff6a88f1b0 R08: 0000000000000000 R09: 00007fff6a88e850 [ 41.065767] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c5587712b0 [ 41.066866] R13: 00007fff6a88f5e0 R14: 000055c558773d20 R15: 000055c5587858d0 [ 41.067941] [ 41.068290] irq event stamp: 1699 [ 41.068820] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 41.070084] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 41.071375] softirqs last enabled at (1272): [] handle_softirqs+0x50c/0x770 [ 41.072650] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100 [ 41.073901] ---[ end trace 0000000000000000 ]--- [ 41.823273] ------------[ cut here ]------------ [ 41.824217] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.826178] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 41.827616] Modules linked in: [ 41.828237] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.830227] Tainted: [W]=WARN [ 41.830832] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.832307] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.833208] 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 [ 41.836377] RSP: 0018:ffff888016adfbc0 EFLAGS: 00010286 [ 41.837342] RAX: 0000000000000000 RBX: ffffed1002d5bf78 RCX: ffffffff813a4050 [ 41.838611] RDX: ffff888016db0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.839930] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d5bf2f [ 41.841217] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.842487] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016adfdf8 [ 41.843780] FS: 00007f4364432900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.845208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.846260] CR2: 00007f4364924580 CR3: 000000002101f000 CR4: 0000000000350ef0 [ 41.847551] Call Trace: [ 41.848062] [ 41.848467] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.849354] ? __create_object+0x59/0x80 [ 41.850128] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.851102] __vmalloc_noprof+0x59/0x60 [ 41.851850] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.852729] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.853600] bpf_prog_alloc+0x39/0x200 [ 41.854332] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.855260] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.856160] do_seccomp+0x349/0x25e0 [ 41.856881] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.857777] ? __pfx_do_seccomp+0x10/0x10 [ 41.858513] ? find_held_lock+0x2b/0x80 [ 41.859276] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.860215] ? static_key_count+0x60/0x80 [ 41.860998] prctl_set_seccomp+0x4e/0x70 [ 41.861762] __do_sys_prctl+0xe6c/0x1d70 [ 41.862488] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.863343] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.864297] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.865265] ? irqentry_exit+0xf3/0x650 [ 41.866022] do_syscall_64+0xbf/0x430 [ 41.866785] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.867749] RIP: 0033:0x7f43649245cd [ 41.868398] 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 [ 41.871526] RSP: 002b:00007fff4a290a50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.872875] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f43649245cd [ 41.874144] RDX: 00005590ad4c1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.875424] RBP: 00007fff4a290ab0 R08: 0000000000000000 R09: 00007fff4a290150 [ 41.876688] R10: 0000000000000000 R11: 0000000000000246 R12: 00005590ea649240 [ 41.877955] R13: 00007fff4a290ee0 R14: 00005590ea648bf0 R15: 00005590ea65d4d0 [ 41.879243] [ 41.879698] irq event stamp: 1723 [ 41.880302] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 41.881806] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 41.883312] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 41.884470] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 41.885432] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29983' (ECDSA) to the list of known hosts. 2025/11/18 09:00:08 fuzzer started 2025/11/18 09:00:09 dialing manager at localhost:34383 2025/11/18 09:00:09 checking machine... 2025/11/18 09:00:09 checking revisions... [ 42.828983] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:00:09 testing simple program... [ 42.909881] cgroup: Unknown subsys name 'net' [ 43.016921] cgroup: Unknown subsys name 'cpuset' [ 43.049168] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:00:08 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=00007fff6a88afa8 RCX=ffff88801a367354 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88800fb841d8 RBP=ffff88801a360000 RSP=ffff88801a367390 R8 =ffffffff869d8196 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=0000000000000001 R13=ffff88801a367448 R14=ffff88801a367f58 R15=ffff88801a367400 RIP=ffffffff8135e7a7 RFL=00000296 [--S-AP-] 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 00007fb640376900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb64092d618 CR3=0000000017b72000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000227e7 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=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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdaa54fa88 CR3=000000000dda6000 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=a24d88c16842c28172491e9af864b6fd XMM02=ec2efd57dc4c00df0000000000301a40 XMM03=eba27b2a866b14a10000000000301b10 XMM04=517f73596cadbe2500000000000ae988 XMM05=93376ccd61c2c27a000000000031ed00 XMM06=d74844bf967d85ba000000000031dda0 XMM07=e042d86d42eb936e000000000030db10 XMM08=eba27b2a866b14a10000000000301b10 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000