[ 39.257007] ------------[ cut here ]------------ [ 39.257934] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.259915] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.261351] Modules linked in: [ 39.261965] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.264037] Tainted: [W]=WARN [ 39.264640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.266126] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.267079] 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 [ 39.270259] RSP: 0018:ffff88801a747bc0 EFLAGS: 00010286 [ 39.271258] RAX: 0000000000000000 RBX: ffffed10034e8f78 RCX: ffffffff813a4050 [ 39.272551] RDX: ffff8880168c1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.273836] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e8f2f [ 39.275143] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.276435] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a747df8 [ 39.277735] FS: 00007f10d7d06900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.279197] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.280265] CR2: 00007f10d81f8580 CR3: 000000000bda3000 CR4: 0000000000350ef0 [ 39.281565] Call Trace: [ 39.282024] [ 39.282431] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.283349] ? __create_object+0x59/0x80 [ 39.284136] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.285098] __vmalloc_noprof+0x59/0x60 [ 39.285848] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.286730] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.287639] bpf_prog_alloc+0x39/0x200 [ 39.288328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.289242] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.290148] do_seccomp+0x349/0x25e0 [ 39.290877] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.291762] ? __pfx_do_seccomp+0x10/0x10 [ 39.292563] ? find_held_lock+0x2b/0x80 [ 39.293269] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.294216] ? static_key_count+0x60/0x80 [ 39.295007] prctl_set_seccomp+0x4e/0x70 [ 39.295764] __do_sys_prctl+0xe6c/0x1d70 [ 39.296481] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.297340] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.298295] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.299285] ? irqentry_exit+0xf3/0x650 [ 39.300042] do_syscall_64+0xbf/0x430 [ 39.300760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.301701] RIP: 0033:0x7f10d81f85cd [ 39.302349] 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 [ 39.305530] RSP: 002b:00007ffdb52a5e30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.306902] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10d81f85cd [ 39.308183] RDX: 000055c0c3a64e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.309472] RBP: 00007ffdb52a5e90 R08: 0000000000000000 R09: 00007ffdb52a5530 [ 39.310795] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0dd1ecad0 [ 39.312220] R13: 00007ffdb52a62c0 R14: 000055c0dd1edbc0 R15: 000055c0dd1fe780 [ 39.313550] [ 39.313980] irq event stamp: 1767 [ 39.314723] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 39.316277] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 39.317807] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 39.319379] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 39.320907] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.163054] ------------[ cut here ]------------ [ 42.164031] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.166033] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.167535] Modules linked in: [ 42.168145] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.170172] Tainted: [W]=WARN [ 42.170792] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.172291] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.173230] 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 [ 42.176440] RSP: 0018:ffff888017eafbc0 EFLAGS: 00010286 [ 42.177421] RAX: 0000000000000000 RBX: ffffed1002fd5f78 RCX: ffffffff813a4050 [ 42.178727] RDX: ffff888013e0b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.180022] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fd5f2f [ 42.181335] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.182627] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017eafdf8 [ 42.183936] FS: 00007f6e1af4a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.185384] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.186466] CR2: 00007ffde12e2ef7 CR3: 000000001f9d9000 CR4: 0000000000350ef0 [ 42.187777] Call Trace: [ 42.188244] [ 42.188698] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.189602] ? __create_object+0x59/0x80 [ 42.190359] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.191354] __vmalloc_noprof+0x59/0x60 [ 42.192114] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.193012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.193956] bpf_prog_alloc+0x39/0x200 [ 42.194728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.195687] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.196621] do_seccomp+0x349/0x25e0 [ 42.197311] ? find_held_lock+0x2b/0x80 [ 42.198071] ? do_prlimit+0x310/0x610 [ 42.198841] ? __pfx_do_seccomp+0x10/0x10 [ 42.199628] ? do_raw_spin_unlock+0x53/0x220 [ 42.200428] ? _raw_spin_unlock+0x1e/0x40 [ 42.201218] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.202189] ? static_key_count+0x60/0x80 [ 42.203005] prctl_set_seccomp+0x4e/0x70 [ 42.203808] __do_sys_prctl+0xe6c/0x1d70 [ 42.204597] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.205417] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.206413] ? irqentry_exit+0xf3/0x650 [ 42.207179] do_syscall_64+0xbf/0x430 [ 42.207933] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.208890] RIP: 0033:0x7f6e1b43c5cd [ 42.209639] 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 [ 42.212850] RSP: 002b:00007ffde12e18f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.214229] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e1b43c5cd [ 42.215567] RDX: 00005619def9de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.216864] RBP: 00007ffde12e1950 R08: 0000000000000000 R09: 00007ffde12e0ff0 [ 42.218167] R10: 0000000000000000 R11: 0000000000000246 R12: 00005619f0946ad0 [ 42.219530] R13: 00007ffde12e1d80 R14: 00005619f0947bc0 R15: 00005619f0958780 [ 42.220837] [ 42.221273] irq event stamp: 1721 [ 42.221948] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 42.223500] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 42.225084] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 42.226630] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 42.228162] ---[ end trace 0000000000000000 ]--- [ 42.969704] ------------[ cut here ]------------ [ 42.970413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.972067] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.973302] Modules linked in: [ 42.973844] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.975465] Tainted: [W]=WARN [ 42.975957] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.977144] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.977923] 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 [ 42.980466] RSP: 0018:ffff888015ddfbc0 EFLAGS: 00010286 [ 42.981275] RAX: 0000000000000000 RBX: ffffed1002bbbf78 RCX: ffffffff813a4050 [ 42.982337] RDX: ffff888016231bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.983411] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bbbf2f [ 42.984461] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.985487] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ddfdf8 [ 42.986497] FS: 00007f97fc611900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.987715] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.988575] CR2: 00007f97fcb03580 CR3: 000000000e467000 CR4: 0000000000350ef0 [ 42.989634] Call Trace: [ 42.990010] [ 42.990337] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.991009] ? __create_object+0x59/0x80 [ 42.991482] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.992092] __vmalloc_noprof+0x59/0x60 [ 42.992572] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.993092] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.993679] bpf_prog_alloc+0x39/0x200 [ 42.994121] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.994718] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.995259] do_seccomp+0x349/0x25e0 [ 42.995707] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.996243] ? __pfx_do_seccomp+0x10/0x10 [ 42.996731] ? find_held_lock+0x2b/0x80 [ 42.997179] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.997789] ? static_key_count+0x60/0x80 [ 42.998266] prctl_set_seccomp+0x4e/0x70 [ 42.998761] __do_sys_prctl+0xe6c/0x1d70 [ 42.999228] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.999776] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.000354] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.000962] ? irqentry_exit+0xf3/0x650 [ 43.001420] do_syscall_64+0xbf/0x430 [ 43.001879] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.002451] RIP: 0033:0x7f97fcb035cd [ 43.002907] 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 [ 43.004898] RSP: 002b:00007fffb2c66fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.005756] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97fcb035cd [ 43.006562] RDX: 0000562e32d98e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.007351] RBP: 00007fffb2c67040 R08: 0000000000000000 R09: 00007fffb2c666e0 [ 43.008154] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e4fa86ad0 [ 43.008969] R13: 00007fffb2c67470 R14: 0000562e4fa87bc0 R15: 0000562e4fa98780 [ 43.009790] [ 43.010058] irq event stamp: 1751 [ 43.010442] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 43.011411] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 43.012366] softirqs last enabled at (1268): [] handle_softirqs+0x50c/0x770 [ 43.013338] softirqs last disabled at (1255): [] __irq_exit_rcu+0xc4/0x100 [ 43.014287] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:14634' (ECDSA) to the list of known hosts. 2025/11/18 09:58:56 fuzzer started 2025/11/18 09:58:57 dialing manager at localhost:34383 2025/11/18 09:58:57 checking machine... 2025/11/18 09:58:57 checking revisions... [ 43.819990] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:58:57 testing simple program... [ 43.891155] cgroup: Unknown subsys name 'net' [ 43.938919] cgroup: Unknown subsys name 'cpuset' [ 43.951028] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:58:56 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08a50 RCX=0000000000000001 RDX=1ffff1100d9c114c RSI=ffff88801a5fff28 RDI=ffff88806ce08a60 RBP=ffff88801a5fff28 RSP=ffff88806ce089a8 R8 =ffffffff86aa48ec R9 =0000000000000000 R10=000000000003c9ed R11=000000000002213c R12=0000000000000008 R13=ffff88801a5f8000 R14=ffff88801a5fff30 R15=ffff88806ce08a50 RIP=ffffffff8135e288 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 00007f6e1af4a900 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=00007f6e1af14008 CR3=000000001ea78000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800d443b90 RBX=ffff88800dfe4128 RCX=0000000000000000 RDX=0000000000000000 RSI=ffff888008c4b77f RDI=ffff888008c4b701 RBP=ffff888008c4b780 RSP=ffff888019727960 R8 =0000000000000001 R9 =ffffffff81b2e42b R10=ffffea00003510c0 R11=0000000000000001 R12=0000000000000000 R13=ffff888019727998 R14=ffff88800d443de0 R15=ffff88800d443de0 RIP=ffffffff81b2e408 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 00007f25f8c28700 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=00007f26ed4682c8 CR3=000000000dacc000 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=2036353a38353a393020383120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035353a38353a3930203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000