[ 46.544689] ------------[ cut here ]------------ [ 46.545618] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.547585] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 46.549054] Modules linked in: [ 46.549747] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.551697] Tainted: [W]=WARN [ 46.552240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.553698] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.554587] 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 [ 46.557709] RSP: 0018:ffff888016d2fbc0 EFLAGS: 00010286 [ 46.558676] RAX: 0000000000000000 RBX: ffffed1002da5f78 RCX: ffffffff813a4050 [ 46.559951] RDX: ffff888017400000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.561221] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da5f2f [ 46.562496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.563762] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d2fdf8 [ 46.565029] FS: 00007fd7cc2cf900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.566453] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.567516] CR2: 00007fd7cc8354a6 CR3: 000000000dc20000 CR4: 0000000000350ef0 [ 46.568799] Call Trace: [ 46.569261] [ 46.569711] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.570611] ? __create_object+0x59/0x80 [ 46.571341] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.572296] __vmalloc_noprof+0x59/0x60 [ 46.573043] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.573918] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.574835] bpf_prog_alloc+0x39/0x200 [ 46.575562] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.576486] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.577326] do_seccomp+0x349/0x25e0 [ 46.578042] ? find_held_lock+0x2b/0x80 [ 46.578798] ? do_prlimit+0x310/0x610 [ 46.579545] ? __pfx_do_seccomp+0x10/0x10 [ 46.580281] ? do_raw_spin_unlock+0x53/0x220 [ 46.581120] ? _raw_spin_unlock+0x1e/0x40 [ 46.581904] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.582855] ? static_key_count+0x60/0x80 [ 46.583650] prctl_set_seccomp+0x4e/0x70 [ 46.584419] __do_sys_prctl+0xe6c/0x1d70 [ 46.585153] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.586016] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.586971] ? irqentry_exit+0xf3/0x650 [ 46.587727] do_syscall_64+0xbf/0x430 [ 46.588460] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.589349] RIP: 0033:0x7fd7cc7c15cd [ 46.590062] 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 [ 46.593188] RSP: 002b:00007ffe81877130 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.594551] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd7cc7c15cd [ 46.595818] RDX: 0000559c255b2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.597085] RBP: 00007ffe81877190 R08: 0000000000000000 R09: 00007ffe81876830 [ 46.598387] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c5fbddad0 [ 46.599659] R13: 00007ffe818775c0 R14: 0000559c5fbdebc0 R15: 0000559c5fbef780 [ 46.600947] [ 46.601392] irq event stamp: 1765 [ 46.602003] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 46.603510] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 46.605018] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 46.606560] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 46.608056] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.045343] ------------[ cut here ]------------ [ 50.046330] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.048568] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 50.050124] Modules linked in: [ 50.050786] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.053167] Tainted: [W]=WARN [ 50.053890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.055444] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.056354] 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 [ 50.059733] RSP: 0018:ffff88801786fbc0 EFLAGS: 00010286 [ 50.060772] RAX: 0000000000000000 RBX: ffffed1002f0df78 RCX: ffffffff813a4050 [ 50.062147] RDX: ffff888016d31bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.063500] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0df2f [ 50.064852] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.066222] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801786fdf8 [ 50.067577] FS: 00007fc79eb26900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.069099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.070231] CR2: 00007fc79f018580 CR3: 000000000cb64000 CR4: 0000000000350ef0 [ 50.071590] Call Trace: [ 50.072090] [ 50.072563] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.073523] ? __create_object+0x59/0x80 [ 50.074323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.075347] __vmalloc_noprof+0x59/0x60 [ 50.076174] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.077097] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.078092] bpf_prog_alloc+0x39/0x200 [ 50.078853] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.079851] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.080818] do_seccomp+0x349/0x25e0 [ 50.081593] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.082567] ? __pfx_do_seccomp+0x10/0x10 [ 50.083414] ? find_held_lock+0x2b/0x80 [ 50.084178] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.085197] ? static_key_count+0x60/0x80 [ 50.086064] prctl_set_seccomp+0x4e/0x70 [ 50.086857] __do_sys_prctl+0xe6c/0x1d70 [ 50.087709] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.088607] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.089621] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.090666] ? irqentry_exit+0xf3/0x650 [ 50.091498] do_syscall_64+0xbf/0x430 [ 50.092242] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.093250] RIP: 0033:0x7fc79f0185cd [ 50.094019] 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 [ 50.097400] RSP: 002b:00007fff2174efd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.098842] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc79f0185cd [ 50.100229] RDX: 0000558f6de18e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.101589] RBP: 00007fff2174f030 R08: 0000000000000000 R09: 00007fff2174e6d0 [ 50.102822] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558f91925bf0 [ 50.103981] R13: 00007fff2174f460 R14: 0000558f9192f380 R15: 0000558f9193a460 [ 50.105139] [ 50.105551] irq event stamp: 1833 [ 50.106104] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 50.107448] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 50.108787] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 50.110190] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 50.111539] ---[ end trace 0000000000000000 ]--- [ 50.906492] ------------[ cut here ]------------ [ 50.907419] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.909354] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/257 [ 50.910839] Modules linked in: [ 50.911465] CPU: 0 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.913418] Tainted: [W]=WARN [ 50.913982] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.915409] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.916257] 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 [ 50.919386] RSP: 0018:ffff88800ee67bc0 EFLAGS: 00010286 [ 50.920303] RAX: 0000000000000000 RBX: ffffed1001dccf78 RCX: ffffffff813a4050 [ 50.921562] RDX: ffff888017131bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.922845] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dccf2f [ 50.924103] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.925384] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ee67df8 [ 50.926664] FS: 00007fc12b6c8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.928082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.929133] CR2: 00007ffc7f9ddef7 CR3: 000000000e06b000 CR4: 0000000000350ef0 [ 50.930411] Call Trace: [ 50.930876] [ 50.931276] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.932160] ? __create_object+0x59/0x80 [ 50.932953] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.933918] __vmalloc_noprof+0x59/0x60 [ 50.934662] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.935513] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.936422] bpf_prog_alloc+0x39/0x200 [ 50.937103] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.938030] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.938930] do_seccomp+0x349/0x25e0 [ 50.939636] ? find_held_lock+0x2b/0x80 [ 50.940337] ? do_prlimit+0x310/0x610 [ 50.941069] ? __pfx_do_seccomp+0x10/0x10 [ 50.941855] ? do_raw_spin_unlock+0x53/0x220 [ 50.942667] ? _raw_spin_unlock+0x1e/0x40 [ 50.943441] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.944338] ? static_key_count+0x60/0x80 [ 50.945122] prctl_set_seccomp+0x4e/0x70 [ 50.945894] __do_sys_prctl+0xe6c/0x1d70 [ 50.946663] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.947511] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.948459] ? irqentry_exit+0xf3/0x650 [ 50.949166] do_syscall_64+0xbf/0x430 [ 50.949903] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.950860] RIP: 0033:0x7fc12bbba5cd [ 50.951550] 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 [ 50.954685] RSP: 002b:00007ffc7f9dba70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.956022] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc12bbba5cd [ 50.957292] RDX: 00005561bff90e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.958564] RBP: 00007ffc7f9dbad0 R08: 0000000000000000 R09: 00007ffc7f9db170 [ 50.959826] R10: 0000000000000000 R11: 0000000000000246 R12: 00005561ee9cfad0 [ 50.961091] R13: 00007ffc7f9dbf00 R14: 00005561ee9d0bc0 R15: 00005561ee9e1780 [ 50.962407] [ 50.962830] irq event stamp: 1713 [ 50.963474] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 50.964988] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 50.966487] softirqs last enabled at (1614): [] handle_softirqs+0x50c/0x770 [ 50.968005] softirqs last disabled at (1609): [] __irq_exit_rcu+0xc4/0x100 [ 50.969483] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52492' (ECDSA) to the list of known hosts. 2025/11/19 01:22:03 fuzzer started 2025/11/19 01:22:04 dialing manager at localhost:34383 2025/11/19 01:22:04 checking machine... 2025/11/19 01:22:04 checking revisions... [ 51.892552] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:22:04 testing simple program... [ 51.978662] cgroup: Unknown subsys name 'net' [ 52.043277] cgroup: Unknown subsys name 'cpuset' [ 52.055353] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:22:03 Registers: info registers vcpu 0 RAX=ffffffff86d76579 RBX=0000000000000001 RCX=ffffffff86d76574 RDX=0000000000000002 RSI=0000000000000001 RDI=ffffffff868f9d58 RBP=ffff888016ed7a00 RSP=ffff888016ed7938 R8 =ffffffff86d7651a R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a5ef R12=ffff888016ed7a08 R13=ffff888016ed79f0 R14=ffff888016ed79e9 R15=ffff888016ed79a8 RIP=ffffffff8135e82c RFL=00000246 [---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 00007fc79eb26900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffee4194668 CR3=00000000187cf000 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 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff81619130 RCX=ffff888016d3f4dc RDX=1ffff11002da7ebc RSI=ffffffff81b629ad RDI=ffff888016d3f650 RBP=ffff888016d3f620 RSP=ffff888016d3f580 R8 =0000000000000001 R9 =ffff888016d3f5c8 R10=000000000003c9ed R11=000000000002671b R12=ffff888016d3f650 R13=0000000000000000 R14=ffff888016d99bc0 R15=0000000000092c40 RIP=ffffffff8161913e 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f9545f5e900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9545678000 CR3=000000000dd18000 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=7e8a42789393c4b70000000000306f40 XMM02=2fccd54c36d8a3f300000000001a1478 XMM03=693bd129e125714a000000000018d0a0 XMM04=b0e9beed84e14e8100000000000ae988 XMM05=d3fdd5f48436fbd700000000000aead0 XMM06=8cdec34d38af4c0a000000000018cd60 XMM07=693bd129e125714a000000000018d0a0 XMM08=e9e460103171383900000000003220b8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000