IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 ================================================================== BUG: KMSAN: uninit-value in mld_force_mld_version net/ipv6/mcast.c:1173 [inline] BUG: KMSAN: uninit-value in mld_in_v2_mode_only net/ipv6/mcast.c:1181 [inline] BUG: KMSAN: uninit-value in mld_in_v1_mode net/ipv6/mcast.c:1191 [inline] BUG: KMSAN: uninit-value in mld_send_initial_cr+0x1e4/0x4d0 net/ipv6/mcast.c:2084 CPU: 0 PID: 10694 Comm: syz-fuzzer Not tainted 5.0.0-rc1+ #7 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x173/0x1d0 lib/dump_stack.c:113 kmsan_report+0x12e/0x2a0 mm/kmsan/kmsan.c:600 __msan_warning+0x82/0xf0 mm/kmsan/kmsan_instr.c:313 mld_force_mld_version net/ipv6/mcast.c:1173 [inline] mld_in_v2_mode_only net/ipv6/mcast.c:1181 [inline] mld_in_v1_mode net/ipv6/mcast.c:1191 [inline] mld_send_initial_cr+0x1e4/0x4d0 net/ipv6/mcast.c:2084 mld_dad_timer_expire+0x4d/0x550 net/ipv6/mcast.c:2119 call_timer_fn+0x285/0x600 kernel/time/timer.c:1325 expire_timers kernel/time/timer.c:1362 [inline] __run_timers+0xdb4/0x11d0 kernel/time/timer.c:1681 run_timer_softirq+0x2e/0x50 kernel/time/timer.c:1694 __do_softirq+0x53f/0x93a kernel/softirq.c:293 invoke_softirq kernel/softirq.c:375 [inline] irq_exit+0x214/0x250 kernel/softirq.c:416 exiting_irq+0xe/0x10 arch/x86/include/asm/apic.h:536 smp_apic_timer_interrupt+0x48/0x70 arch/x86/kernel/apic/apic.c:1064 apic_timer_interrupt+0x2e/0x40 arch/x86/entry/entry_64.S:814 RIP: 0010:my_virt_addr_valid mm/kmsan/kmsan.h:165 [inline] RIP: 0010:kmsan_get_shadow_origin_ptr+0x75/0x440 mm/kmsan/kmsan.c:826 Code: 85 c0 0f 85 78 03 00 00 4c 89 f7 4c 89 fe 31 d2 e8 a0 c4 ff ff 84 c0 0f 84 cd 03 00 00 48 b8 00 00 00 00 80 77 00 00 4d 89 f5 <49> 81 ed 00 00 00 80 4c 89 6d d0 0f 83 5a 03 00 00 49 8d 04 06 4c RSP: 0018:ffff88809d21e638 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: 0000778000000000 RBX: ffffffff8c625000 RCX: 000000000000003c RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881097f095c RBP: ffff88809d21e668 R08: 0000000000000002 R09: ffff88809d21e638 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881097f0988 R13: ffff8881097f095c R14: ffff8881097f095c R15: 0000000000000004 __msan_metadata_ptr_for_load_4+0x10/0x20 mm/kmsan/kmsan_instr.c:54 should_fail+0x133/0xb20 lib/fault-inject.c:111 __should_fail_alloc_page mm/page_alloc.c:3158 [inline] should_fail_alloc_page+0x212/0x290 mm/page_alloc.c:3205 prepare_alloc_pages mm/page_alloc.c:4482 [inline] __alloc_pages_nodemask+0x4a2/0x5e30 mm/page_alloc.c:4529 alloc_pages_current+0x69d/0x9b0 mm/mempolicy.c:2106 alloc_pages include/linux/gfp.h:511 [inline] __page_cache_alloc+0x95/0x320 mm/filemap.c:925 __do_page_cache_readahead+0x46e/0x990 mm/readahead.c:196 ondemand_readahead+0xe2f/0x1420 mm/internal.h:66 page_cache_async_readahead+0x4f4/0x510 mm/readahead.c:574 generic_file_buffered_read mm/filemap.c:2089 [inline] generic_file_read_iter+0xc94/0x4620 mm/filemap.c:2351 ext4_file_read_iter+0x30a/0x520 include/linux/fs.h:772 call_read_iter include/linux/fs.h:1856 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x94e/0xbf0 fs/read_write.c:418 integrity_kernel_read+0x1e3/0x280 security/integrity/iint.c:204 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:356 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:385 [inline] ima_calc_file_hash+0x252a/0x2ca0 security/integrity/ima/ima_crypto.c:450 ima_collect_measurement+0x48d/0x980 security/integrity/ima/ima_api.c:231 process_measurement+0x1b37/0x2740 security/integrity/ima/ima_main.c:286 ima_file_check+0x131/0x170 security/integrity/ima/ima_main.c:393 do_last fs/namei.c:3422 [inline] path_openat+0x4af5/0x6b90 fs/namei.c:3534 binder_alloc: binder_alloc_mmap_handler: 10802 20001000-20004000 already mapped failed -16 do_filp_open+0x2b8/0x710 fs/namei.c:3564 do_sys_open+0x642/0xa30 fs/open.c:1063 binder: 10802:10810 got transaction to context manager from process owning it binder: 10802:10810 transaction failed 29201/-22, size 0-0 line 2887 __do_sys_openat fs/open.c:1090 [inline] __se_sys_openat+0xcb/0xe0 fs/open.c:1084 __x64_sys_openat+0x56/0x70 fs/open.c:1084 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x47fd2a Code: e8 bb 40 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 4c 8b 54 24 28 4c 8b 44 24 30 4c 8b 4c 24 38 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 40 ff ff ff ff 48 c7 44 24 48 RSP: 002b:000000c4201a77e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000047fd2a RDX: 0000000000080002 RSI: 000000c42bd7ea00 RDI: ffffffffffffff9c RBP: 000000c4201a7868 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000001a4 R11: 0000000000000212 R12: 0000000000000000 R13: 00000000000000f5 R14: 0000000000000075 R15: 0000000000000004 Uninit was created at: No stack ==================================================================