[ 38.929230] ------------[ cut here ]------------ [ 38.930011] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.931665] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.932886] Modules linked in: [ 38.933381] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.935134] Tainted: [W]=WARN [ 38.935641] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.936856] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.937612] 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 [ 38.940281] RSP: 0018:ffff88801acc7bc0 EFLAGS: 00010286 [ 38.941114] RAX: 0000000000000000 RBX: ffffed1003598f78 RCX: ffffffff813a4050 [ 38.942193] RDX: ffff888015fd1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.943252] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003598f2f [ 38.944333] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.945416] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801acc7df8 [ 38.946507] FS: 00007fe69f1f8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.947712] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.948605] CR2: 00007fffd03b7ef7 CR3: 000000000ccb0000 CR4: 0000000000350ef0 [ 38.949678] Call Trace: [ 38.950091] [ 38.950470] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.951177] ? __create_object+0x59/0x80 [ 38.951831] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.952658] __vmalloc_noprof+0x59/0x60 [ 38.953256] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.954007] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.954797] bpf_prog_alloc+0x39/0x200 [ 38.955375] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.956154] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.956905] do_seccomp+0x349/0x25e0 [ 38.957505] ? find_held_lock+0x2b/0x80 [ 38.958126] ? do_prlimit+0x310/0x610 [ 38.958745] ? __pfx_do_seccomp+0x10/0x10 [ 38.959355] ? do_raw_spin_unlock+0x53/0x220 [ 38.960050] ? _raw_spin_unlock+0x1e/0x40 [ 38.960711] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.961514] ? static_key_count+0x60/0x80 [ 38.962158] prctl_set_seccomp+0x4e/0x70 [ 38.962807] __do_sys_prctl+0xe6c/0x1d70 [ 38.963467] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.964156] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.964976] ? irqentry_exit+0xf3/0x650 [ 38.965627] do_syscall_64+0xbf/0x430 [ 38.966221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.967025] RIP: 0033:0x7fe69f6ea5cd [ 38.967624] 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 [ 38.970381] RSP: 002b:00007fffd03b6390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.971558] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe69f6ea5cd [ 38.972635] RDX: 0000565222073e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.973728] RBP: 00007fffd03b63f0 R08: 0000000000000000 R09: 00007fffd03b5a90 [ 38.974817] R10: 0000000000000000 R11: 0000000000000246 R12: 000056525029b2b0 [ 38.975909] R13: 00007fffd03b6820 R14: 000056525029dd20 R15: 00005652502af8d0 [ 38.977018] [ 38.977376] irq event stamp: 1807 [ 38.977937] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 38.979239] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 38.980520] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 38.981834] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 38.983121] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.694518] ------------[ cut here ]------------ [ 42.695308] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.697119] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.698432] Modules linked in: [ 42.698978] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.700735] Tainted: [W]=WARN [ 42.701235] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.702540] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.703311] 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 [ 42.706133] RSP: 0018:ffff88801a77fbc0 EFLAGS: 00010286 [ 42.707004] RAX: 0000000000000000 RBX: ffffed10034eff78 RCX: ffffffff813a4050 [ 42.708134] RDX: ffff88801ae1d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.709281] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034eff2f [ 42.710438] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.711587] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a77fdf8 [ 42.712720] FS: 00007f5774739900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.714032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.714968] CR2: 00007fffc254aef7 CR3: 0000000013afc000 CR4: 0000000000350ef0 [ 42.716110] Call Trace: [ 42.716566] [ 42.716940] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.717748] ? __create_object+0x59/0x80 [ 42.718494] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.719309] __vmalloc_noprof+0x59/0x60 [ 42.719987] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.720793] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.721646] bpf_prog_alloc+0x39/0x200 [ 42.722279] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.723126] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.723940] do_seccomp+0x349/0x25e0 [ 42.724581] ? find_held_lock+0x2b/0x80 [ 42.725215] ? do_prlimit+0x310/0x610 [ 42.725880] ? __pfx_do_seccomp+0x10/0x10 [ 42.726613] ? do_raw_spin_unlock+0x53/0x220 [ 42.727309] ? _raw_spin_unlock+0x1e/0x40 [ 42.728004] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.728912] ? static_key_count+0x60/0x80 [ 42.729636] prctl_set_seccomp+0x4e/0x70 [ 42.730305] __do_sys_prctl+0xe6c/0x1d70 [ 42.731006] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.731768] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.732619] ? irqentry_exit+0xf3/0x650 [ 42.733253] do_syscall_64+0xbf/0x430 [ 42.733907] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.734795] RIP: 0033:0x7f5774c2b5cd [ 42.735381] 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 [ 42.738223] RSP: 002b:00007fffc2549e00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.739434] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5774c2b5cd [ 42.740570] RDX: 0000560123fa9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.741726] RBP: 00007fffc2549e60 R08: 0000000000000000 R09: 00007fffc2549500 [ 42.742872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560159edd2b0 [ 42.744025] R13: 00007fffc254a290 R14: 0000560159edfd20 R15: 0000560159ef18d0 [ 42.745169] [ 42.745583] irq event stamp: 1709 [ 42.746142] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 42.747526] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 42.748873] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 42.750251] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 42.751579] ---[ end trace 0000000000000000 ]--- [ 43.571390] ------------[ cut here ]------------ [ 43.572358] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.574462] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.575948] Modules linked in: [ 43.576591] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.578597] Tainted: [W]=WARN [ 43.579142] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.580603] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.581497] 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 [ 43.584647] RSP: 0018:ffff888018e47bc0 EFLAGS: 00010286 [ 43.585609] RAX: 0000000000000000 RBX: ffffed10031c8f78 RCX: ffffffff813a4050 [ 43.586906] RDX: ffff888018c35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.588167] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10031c8f2f [ 43.589439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.590714] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018e47df8 [ 43.591992] FS: 00007f0535f7e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.593431] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.594488] CR2: 00007ffd4a2b2ef7 CR3: 0000000016b2a000 CR4: 0000000000350ef0 [ 43.595757] Call Trace: [ 43.596223] [ 43.596666] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.597560] ? __create_object+0x59/0x80 [ 43.598324] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.599277] __vmalloc_noprof+0x59/0x60 [ 43.600016] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.600894] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.601828] bpf_prog_alloc+0x39/0x200 [ 43.602574] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.603496] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.604359] do_seccomp+0x349/0x25e0 [ 43.605064] ? find_held_lock+0x2b/0x80 [ 43.605814] ? do_prlimit+0x310/0x610 [ 43.606568] ? __pfx_do_seccomp+0x10/0x10 [ 43.607299] ? do_raw_spin_unlock+0x53/0x220 [ 43.608125] ? _raw_spin_unlock+0x1e/0x40 [ 43.608894] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.609853] ? static_key_count+0x60/0x80 [ 43.610666] prctl_set_seccomp+0x4e/0x70 [ 43.611388] __do_sys_prctl+0xe6c/0x1d70 [ 43.612155] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.613010] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.613969] ? irqentry_exit+0xf3/0x650 [ 43.614746] do_syscall_64+0xbf/0x430 [ 43.615492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.616546] RIP: 0033:0x7f05364705cd [ 43.617301] 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 [ 43.621075] RSP: 002b:00007ffd4a2b14d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.622655] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05364705cd [ 43.624099] RDX: 000055ce1d176e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.625551] RBP: 00007ffd4a2b1530 R08: 0000000000000000 R09: 00007ffd4a2b0bd0 [ 43.626918] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce2723ead0 [ 43.628194] R13: 00007ffd4a2b1960 R14: 000055ce2723fbc0 R15: 000055ce27250780 [ 43.629502] [ 43.629930] irq event stamp: 1753 [ 43.630602] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 43.632451] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 43.634267] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 43.635905] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 43.637391] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40952' (ECDSA) to the list of known hosts. 2025/11/18 13:36:37 fuzzer started 2025/11/18 13:36:37 dialing manager at localhost:34383 2025/11/18 13:36:37 checking machine... 2025/11/18 13:36:37 checking revisions... [ 44.510942] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:36:38 testing simple program... [ 44.603592] cgroup: Unknown subsys name 'net' [ 44.677847] cgroup: Unknown subsys name 'cpuset' [ 44.701184] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:36:37 Registers: info registers vcpu 0 RAX=ffff88801ae3d000 RBX=0000000000000053 RCX=ffff888008c4b140 RDX=ffff88801ae3c000 RSI=0000000000000053 RDI=0000000000000001 RBP=ffffea00006b8f40 RSP=ffff888015dd7878 R8 =0000000000000400 R9 =0000000000000000 R10=00000000000000f5 R11=0000000000000001 R12=ffff88801ae3d000 R13=0000000000000001 R14=ffff88801ae3d053 R15=ffffea00006b8f00 RIP=ffffffff81abac6c 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 00007f71af5ed900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5774cf10b0 CR3=000000000db1a000 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=d9cc79697a726382524d1ccf75f01ae0 XMM02=eff9b2d0a8fce9cb0000000000304038 XMM03=2c67c8bc2e329bc30000000000304160 XMM04=067724f59c956d4c00000000000ae988 XMM05=e683985558f622dc0000000000322b88 XMM06=5b75c91c804453420000000000321978 XMM07=fb795ef6d65770560000000000311178 XMM08=2c67c8bc2e329bc30000000000304160 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff816194be RBX=ffffffff81619130 RCX=ffff8880170678c8 RDX=1ffff11002e0cf10 RSI=ffffffff816194be RDI=ffff8880170678f0 RBP=ffff8880170678c0 RSP=ffff888017067820 R8 =0000000000000001 R9 =ffff888017067868 R10=000000000003c9ed R11=000000000000453f R12=ffff8880170678f0 R13=0000000000000000 R14=ffff888013ea8000 R15=0000000000092cc0 RIP=ffffffff84c99a20 RFL=00000286 [--S--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 00007f5774739900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc2543000 CR3=000000001f4c1000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000